diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-rockchip.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-rockchip.c | 5087 |
1 files changed, 4360 insertions, 727 deletions
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 1eb5a2e43b06..e44ef262beec 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -1,6 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Pinctrl driver for Rockchip SoCs - * + * Copyright (c) 2020-2024 Rockchip Electronics Co., Ltd. * Copyright (c) 2013 MundoReader S.L. * Author: Heiko Stuebner <heiko@sntech.de> * @@ -8,177 +9,322 @@ * Copyright (c) 2012 Samsung Electronics Co., Ltd. * http://www.samsung.com * Copyright (c) 2012 Linaro Ltd - * http://www.linaro.org + * https://www.linaro.org * * and pinctrl-at91: * Copyright (C) 2011-2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ +#include <linux/init.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/io.h> #include <linux/bitops.h> -#include <linux/gpio.h> -#include <linux/of_address.h> -#include <linux/of_irq.h> +#include <linux/gpio/driver.h> +#include <linux/of.h> +#include <linux/of_platform.h> #include <linux/pinctrl/machine.h> #include <linux/pinctrl/pinconf.h> #include <linux/pinctrl/pinctrl.h> #include <linux/pinctrl/pinmux.h> #include <linux/pinctrl/pinconf-generic.h> #include <linux/irqchip/chained_irq.h> -#include <linux/clk-provider.h> +#include <linux/clk.h> +#include <linux/regmap.h> +#include <linux/mfd/syscon.h> +#include <linux/string_helpers.h> + #include <dt-bindings/pinctrl/rockchip.h> #include "core.h" #include "pinconf.h" +#include "pinctrl-rockchip.h" -/* GPIO control registers */ -#define GPIO_SWPORT_DR 0x00 -#define GPIO_SWPORT_DDR 0x04 -#define GPIO_INTEN 0x30 -#define GPIO_INTMASK 0x34 -#define GPIO_INTTYPE_LEVEL 0x38 -#define GPIO_INT_POLARITY 0x3c -#define GPIO_INT_STATUS 0x40 -#define GPIO_INT_RAWSTATUS 0x44 -#define GPIO_DEBOUNCE 0x48 -#define GPIO_PORTS_EOI 0x4c -#define GPIO_EXT_PORT 0x50 -#define GPIO_LS_SYNC 0x60 - -/** - * @reg_base: register base of the gpio bank - * @clk: clock of the gpio bank - * @irq: interrupt of the gpio bank - * @pin_base: first pin number - * @nr_pins: number of pins in this bank - * @name: name of the bank - * @bank_num: number of the bank, to account for holes - * @valid: are all necessary informations present - * @of_node: dt node of this bank - * @drvdata: common pinctrl basedata - * @domain: irqdomain of the gpio bank - * @gpio_chip: gpiolib chip - * @grange: gpio range - * @slock: spinlock for the gpio bank +/* + * Generate a bitmask for setting a value (v) with a write mask bit in hiword + * register 31:16 area. */ -struct rockchip_pin_bank { - void __iomem *reg_base; - struct clk *clk; - int irq; - u32 pin_base; - u8 nr_pins; - char *name; - u8 bank_num; - bool valid; - struct device_node *of_node; - struct rockchip_pinctrl *drvdata; - struct irq_domain *domain; - struct gpio_chip gpio_chip; - struct pinctrl_gpio_range grange; - spinlock_t slock; +#define WRITE_MASK_VAL(h, l, v) \ + (GENMASK(((h) + 16), ((l) + 16)) | (((v) << (l)) & GENMASK((h), (l)))) -}; +/* + * Encode variants of iomux registers into a type variable + */ +#define IOMUX_GPIO_ONLY BIT(0) +#define IOMUX_WIDTH_4BIT BIT(1) +#define IOMUX_SOURCE_PMU BIT(2) +#define IOMUX_UNROUTED BIT(3) +#define IOMUX_WIDTH_3BIT BIT(4) +#define IOMUX_WIDTH_2BIT BIT(5) +#define IOMUX_L_SOURCE_PMU BIT(6) #define PIN_BANK(id, pins, label) \ { \ .bank_num = id, \ .nr_pins = pins, \ .name = label, \ + .iomux = { \ + { .offset = -1 }, \ + { .offset = -1 }, \ + { .offset = -1 }, \ + { .offset = -1 }, \ + }, \ } -/** - * @pull_auto: some SoCs don't allow pulls to be specified as up or down, but - * instead decide this automatically based on the pad-type. - */ -struct rockchip_pin_ctrl { - struct rockchip_pin_bank *pin_banks; - u32 nr_banks; - u32 nr_pins; - char *label; - int mux_offset; - int pull_offset; - bool pull_auto; - int pull_bank_stride; -}; - -struct rockchip_pin_config { - unsigned int func; - unsigned long *configs; - unsigned int nconfigs; -}; - -/** - * struct rockchip_pin_group: represent group of pins of a pinmux function. - * @name: name of the pin group, used to lookup the group. - * @pins: the pins included in this group. - * @npins: number of pins included in this group. - * @func: the mux function number to be programmed when selected. - * @configs: the config values to be set for each pin - * @nconfigs: number of configs for each pin - */ -struct rockchip_pin_group { - const char *name; - unsigned int npins; - unsigned int *pins; - struct rockchip_pin_config *data; -}; - -/** - * struct rockchip_pmx_func: represent a pin function. - * @name: name of the pin function, used to lookup the function. - * @groups: one or more names of pin groups that provide this function. - * @num_groups: number of groups included in @groups. - */ -struct rockchip_pmx_func { - const char *name; - const char **groups; - u8 ngroups; -}; +#define PIN_BANK_IOMUX_FLAGS(id, pins, label, iom0, iom1, iom2, iom3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = -1 }, \ + { .type = iom1, .offset = -1 }, \ + { .type = iom2, .offset = -1 }, \ + { .type = iom3, .offset = -1 }, \ + }, \ + } -struct rockchip_pinctrl { - void __iomem *reg_base; - struct device *dev; - struct rockchip_pin_ctrl *ctrl; - struct pinctrl_desc pctl; - struct pinctrl_dev *pctl_dev; - struct rockchip_pin_group *groups; - unsigned int ngroups; - struct rockchip_pmx_func *functions; - unsigned int nfunctions; -}; +#define PIN_BANK_IOMUX_FLAGS_OFFSET_PULL_FLAGS(id, pins, label, iom0, \ + iom1, iom2, iom3, \ + offset0, offset1, \ + offset2, offset3, pull0, \ + pull1, pull2, pull3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = offset0 }, \ + { .type = iom1, .offset = offset1 }, \ + { .type = iom2, .offset = offset2 }, \ + { .type = iom3, .offset = offset3 }, \ + }, \ + .pull_type[0] = pull0, \ + .pull_type[1] = pull1, \ + .pull_type[2] = pull2, \ + .pull_type[3] = pull3, \ + } -static inline struct rockchip_pin_bank *gc_to_pin_bank(struct gpio_chip *gc) -{ - return container_of(gc, struct rockchip_pin_bank, gpio_chip); -} +#define PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(id, pins, label, iom0, \ + iom1, iom2, iom3, \ + offset0, offset1, \ + offset2, offset3, drv0, \ + drv1, drv2, drv3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = offset0 }, \ + { .type = iom1, .offset = offset1 }, \ + { .type = iom2, .offset = offset2 }, \ + { .type = iom3, .offset = offset3 }, \ + }, \ + .drv = { \ + { .drv_type = drv0, .offset = -1 }, \ + { .drv_type = drv1, .offset = -1 }, \ + { .drv_type = drv2, .offset = -1 }, \ + { .drv_type = drv3, .offset = -1 }, \ + }, \ + } -static const inline struct rockchip_pin_group *pinctrl_name_to_group( +#define PIN_BANK_DRV_FLAGS(id, pins, label, type0, type1, type2, type3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .offset = -1 }, \ + { .offset = -1 }, \ + { .offset = -1 }, \ + { .offset = -1 }, \ + }, \ + .drv = { \ + { .drv_type = type0, .offset = -1 }, \ + { .drv_type = type1, .offset = -1 }, \ + { .drv_type = type2, .offset = -1 }, \ + { .drv_type = type3, .offset = -1 }, \ + }, \ + } + +#define PIN_BANK_IOMUX_FLAGS_PULL_FLAGS(id, pins, label, iom0, iom1, \ + iom2, iom3, pull0, pull1, \ + pull2, pull3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = -1 }, \ + { .type = iom1, .offset = -1 }, \ + { .type = iom2, .offset = -1 }, \ + { .type = iom3, .offset = -1 }, \ + }, \ + .pull_type[0] = pull0, \ + .pull_type[1] = pull1, \ + .pull_type[2] = pull2, \ + .pull_type[3] = pull3, \ + } + +#define PIN_BANK_DRV_FLAGS_PULL_FLAGS(id, pins, label, drv0, drv1, \ + drv2, drv3, pull0, pull1, \ + pull2, pull3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .offset = -1 }, \ + { .offset = -1 }, \ + { .offset = -1 }, \ + { .offset = -1 }, \ + }, \ + .drv = { \ + { .drv_type = drv0, .offset = -1 }, \ + { .drv_type = drv1, .offset = -1 }, \ + { .drv_type = drv2, .offset = -1 }, \ + { .drv_type = drv3, .offset = -1 }, \ + }, \ + .pull_type[0] = pull0, \ + .pull_type[1] = pull1, \ + .pull_type[2] = pull2, \ + .pull_type[3] = pull3, \ + } + +#define PIN_BANK_IOMUX_FLAGS_OFFSET(id, pins, label, iom0, iom1, iom2, \ + iom3, offset0, offset1, offset2, \ + offset3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = offset0 }, \ + { .type = iom1, .offset = offset1 }, \ + { .type = iom2, .offset = offset2 }, \ + { .type = iom3, .offset = offset3 }, \ + }, \ + } + +#define PIN_BANK_IOMUX_DRV_FLAGS_OFFSET(id, pins, label, iom0, iom1, \ + iom2, iom3, drv0, drv1, drv2, \ + drv3, offset0, offset1, \ + offset2, offset3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = -1 }, \ + { .type = iom1, .offset = -1 }, \ + { .type = iom2, .offset = -1 }, \ + { .type = iom3, .offset = -1 }, \ + }, \ + .drv = { \ + { .drv_type = drv0, .offset = offset0 }, \ + { .drv_type = drv1, .offset = offset1 }, \ + { .drv_type = drv2, .offset = offset2 }, \ + { .drv_type = drv3, .offset = offset3 }, \ + }, \ + } + +#define PIN_BANK_IOMUX_FLAGS_DRV_FLAGS_OFFSET_PULL_FLAGS(id, pins, \ + label, iom0, iom1, iom2, \ + iom3, drv0, drv1, drv2, \ + drv3, offset0, offset1, \ + offset2, offset3, pull0, \ + pull1, pull2, pull3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = -1 }, \ + { .type = iom1, .offset = -1 }, \ + { .type = iom2, .offset = -1 }, \ + { .type = iom3, .offset = -1 }, \ + }, \ + .drv = { \ + { .drv_type = drv0, .offset = offset0 }, \ + { .drv_type = drv1, .offset = offset1 }, \ + { .drv_type = drv2, .offset = offset2 }, \ + { .drv_type = drv3, .offset = offset3 }, \ + }, \ + .pull_type[0] = pull0, \ + .pull_type[1] = pull1, \ + .pull_type[2] = pull2, \ + .pull_type[3] = pull3, \ + } + +#define PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS_PULL_FLAGS(id, pins, \ + label, iom0, iom1, \ + iom2, iom3, offset0, \ + offset1, offset2, \ + offset3, drv0, drv1, \ + drv2, drv3, pull0, \ + pull1, pull2, pull3) \ + { \ + .bank_num = id, \ + .nr_pins = pins, \ + .name = label, \ + .iomux = { \ + { .type = iom0, .offset = offset0 }, \ + { .type = iom1, .offset = offset1 }, \ + { .type = iom2, .offset = offset2 }, \ + { .type = iom3, .offset = offset3 }, \ + }, \ + .drv = { \ + { .drv_type = drv0, .offset = -1 }, \ + { .drv_type = drv1, .offset = -1 }, \ + { .drv_type = drv2, .offset = -1 }, \ + { .drv_type = drv3, .offset = -1 }, \ + }, \ + .pull_type[0] = pull0, \ + .pull_type[1] = pull1, \ + .pull_type[2] = pull2, \ + .pull_type[3] = pull3, \ + } + +#define PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, FLAG) \ + { \ + .bank_num = ID, \ + .pin = PIN, \ + .func = FUNC, \ + .route_offset = REG, \ + .route_val = VAL, \ + .route_location = FLAG, \ + } + +#define RK_MUXROUTE_SAME(ID, PIN, FUNC, REG, VAL) \ + PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, ROCKCHIP_ROUTE_SAME) + +#define RK_MUXROUTE_GRF(ID, PIN, FUNC, REG, VAL) \ + PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, ROCKCHIP_ROUTE_GRF) + +#define RK_MUXROUTE_PMU(ID, PIN, FUNC, REG, VAL) \ + PIN_BANK_MUX_ROUTE_FLAGS(ID, PIN, FUNC, REG, VAL, ROCKCHIP_ROUTE_PMU) + +#define RK3588_PIN_BANK_FLAGS(ID, PIN, LABEL, M, P) \ + PIN_BANK_IOMUX_FLAGS_PULL_FLAGS(ID, PIN, LABEL, M, M, M, M, P, P, P, P) + +static struct regmap_config rockchip_regmap_config = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, +}; + +static inline const struct rockchip_pin_group *pinctrl_name_to_group( const struct rockchip_pinctrl *info, const char *name) { - const struct rockchip_pin_group *grp = NULL; int i; for (i = 0; i < info->ngroups; i++) { - if (strcmp(info->groups[i].name, name)) - continue; - - grp = &info->groups[i]; - break; + if (!strcmp(info->groups[i].name, name)) + return &info->groups[i]; } - return grp; + return NULL; } /* @@ -190,8 +336,7 @@ static struct rockchip_pin_bank *pin_to_bank(struct rockchip_pinctrl *info, { struct rockchip_pin_bank *b = info->ctrl->pin_banks; - while ((pin >= b->pin_base) && - ((b->pin_base + b->nr_pins - 1) < pin)) + while (pin >= (b->pin_base + b->nr_pins)) b++; return b; @@ -204,17 +349,12 @@ static struct rockchip_pin_bank *bank_num_to_bank( struct rockchip_pin_bank *b = info->ctrl->pin_banks; int i; - for (i = 0; i < info->ctrl->nr_banks; i++) { + for (i = 0; i < info->ctrl->nr_banks; i++, b++) { if (b->bank_num == num) - break; - - b++; + return b; } - if (b->bank_num != num) - return ERR_PTR(-EINVAL); - - return b; + return ERR_PTR(-EINVAL); } /* @@ -257,6 +397,7 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev, { struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); const struct rockchip_pin_group *grp; + struct device *dev = info->dev; struct pinctrl_map *new_map; struct device_node *parent; int map_num = 1; @@ -268,14 +409,13 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev, */ grp = pinctrl_name_to_group(info, np->name); if (!grp) { - dev_err(info->dev, "unable to find group for node %s\n", - np->name); + dev_err(dev, "unable to find group for node %pOFn\n", np); return -EINVAL; } map_num += grp->npins; - new_map = devm_kzalloc(pctldev->dev, sizeof(*new_map) * map_num, - GFP_KERNEL); + + new_map = kcalloc(map_num, sizeof(*new_map), GFP_KERNEL); if (!new_map) return -ENOMEM; @@ -285,7 +425,7 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev, /* create mux map */ parent = of_get_parent(np); if (!parent) { - devm_kfree(pctldev->dev, new_map); + kfree(new_map); return -EINVAL; } new_map[0].type = PIN_MAP_TYPE_MUX_GROUP; @@ -303,7 +443,7 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev, new_map[i].data.configs.num_configs = grp->data[i].nconfigs; } - dev_dbg(pctldev->dev, "maps: function %s group %s num %d\n", + dev_dbg(dev, "maps: function %s group %s num %d\n", (*map)->data.mux.function, (*map)->data.mux.group, map_num); return 0; @@ -312,6 +452,7 @@ static int rockchip_dt_node_to_map(struct pinctrl_dev *pctldev, static void rockchip_dt_free_map(struct pinctrl_dev *pctldev, struct pinctrl_map *map, unsigned num_maps) { + kfree(map); } static const struct pinctrl_ops rockchip_pctrl_ops = { @@ -326,6 +467,797 @@ static const struct pinctrl_ops rockchip_pctrl_ops = { * Hardware access */ +static struct rockchip_mux_recalced_data rv1108_mux_recalced_data[] = { + { + .num = 1, + .pin = 0, + .reg = 0x418, + .bit = 0, + .mask = 0x3 + }, { + .num = 1, + .pin = 1, + .reg = 0x418, + .bit = 2, + .mask = 0x3 + }, { + .num = 1, + .pin = 2, + .reg = 0x418, + .bit = 4, + .mask = 0x3 + }, { + .num = 1, + .pin = 3, + .reg = 0x418, + .bit = 6, + .mask = 0x3 + }, { + .num = 1, + .pin = 4, + .reg = 0x418, + .bit = 8, + .mask = 0x3 + }, { + .num = 1, + .pin = 5, + .reg = 0x418, + .bit = 10, + .mask = 0x3 + }, { + .num = 1, + .pin = 6, + .reg = 0x418, + .bit = 12, + .mask = 0x3 + }, { + .num = 1, + .pin = 7, + .reg = 0x418, + .bit = 14, + .mask = 0x3 + }, { + .num = 1, + .pin = 8, + .reg = 0x41c, + .bit = 0, + .mask = 0x3 + }, { + .num = 1, + .pin = 9, + .reg = 0x41c, + .bit = 2, + .mask = 0x3 + }, +}; + +static struct rockchip_mux_recalced_data rv1126_mux_recalced_data[] = { + { + .num = 0, + .pin = 20, + .reg = 0x10000, + .bit = 0, + .mask = 0xf + }, + { + .num = 0, + .pin = 21, + .reg = 0x10000, + .bit = 4, + .mask = 0xf + }, + { + .num = 0, + .pin = 22, + .reg = 0x10000, + .bit = 8, + .mask = 0xf + }, + { + .num = 0, + .pin = 23, + .reg = 0x10000, + .bit = 12, + .mask = 0xf + }, +}; + +static struct rockchip_mux_recalced_data rk3128_mux_recalced_data[] = { + { + .num = 2, + .pin = 20, + .reg = 0xe8, + .bit = 0, + .mask = 0x7 + }, { + .num = 2, + .pin = 21, + .reg = 0xe8, + .bit = 4, + .mask = 0x7 + }, { + .num = 2, + .pin = 22, + .reg = 0xe8, + .bit = 8, + .mask = 0x7 + }, { + .num = 2, + .pin = 23, + .reg = 0xe8, + .bit = 12, + .mask = 0x7 + }, { + .num = 2, + .pin = 24, + .reg = 0xd4, + .bit = 12, + .mask = 0x7 + }, +}; + +static struct rockchip_mux_recalced_data rk3308_mux_recalced_data[] = { + { + /* gpio1b6_sel */ + .num = 1, + .pin = 14, + .reg = 0x28, + .bit = 12, + .mask = 0xf + }, { + /* gpio1b7_sel */ + .num = 1, + .pin = 15, + .reg = 0x2c, + .bit = 0, + .mask = 0x3 + }, { + /* gpio1c2_sel */ + .num = 1, + .pin = 18, + .reg = 0x30, + .bit = 4, + .mask = 0xf + }, { + /* gpio1c3_sel */ + .num = 1, + .pin = 19, + .reg = 0x30, + .bit = 8, + .mask = 0xf + }, { + /* gpio1c4_sel */ + .num = 1, + .pin = 20, + .reg = 0x30, + .bit = 12, + .mask = 0xf + }, { + /* gpio1c5_sel */ + .num = 1, + .pin = 21, + .reg = 0x34, + .bit = 0, + .mask = 0xf + }, { + /* gpio1c6_sel */ + .num = 1, + .pin = 22, + .reg = 0x34, + .bit = 4, + .mask = 0xf + }, { + /* gpio1c7_sel */ + .num = 1, + .pin = 23, + .reg = 0x34, + .bit = 8, + .mask = 0xf + }, { + /* gpio2a2_sel */ + .num = 2, + .pin = 2, + .reg = 0x40, + .bit = 4, + .mask = 0x3 + }, { + /* gpio2a3_sel */ + .num = 2, + .pin = 3, + .reg = 0x40, + .bit = 6, + .mask = 0x3 + }, { + /* gpio2c0_sel */ + .num = 2, + .pin = 16, + .reg = 0x50, + .bit = 0, + .mask = 0x3 + }, { + /* gpio3b2_sel */ + .num = 3, + .pin = 10, + .reg = 0x68, + .bit = 4, + .mask = 0x3 + }, { + /* gpio3b3_sel */ + .num = 3, + .pin = 11, + .reg = 0x68, + .bit = 6, + .mask = 0x3 + }, { + /* gpio3b4_sel */ + .num = 3, + .pin = 12, + .reg = 0x68, + .bit = 8, + .mask = 0xf + }, { + /* gpio3b5_sel */ + .num = 3, + .pin = 13, + .reg = 0x68, + .bit = 12, + .mask = 0xf + }, +}; + +static struct rockchip_mux_recalced_data rk3328_mux_recalced_data[] = { + { + /* gpio2_b7_sel */ + .num = 2, + .pin = 15, + .reg = 0x28, + .bit = 0, + .mask = 0x7 + }, { + /* gpio2_c7_sel */ + .num = 2, + .pin = 23, + .reg = 0x30, + .bit = 14, + .mask = 0x3 + }, { + /* gpio3_b1_sel */ + .num = 3, + .pin = 9, + .reg = 0x44, + .bit = 2, + .mask = 0x3 + }, { + /* gpio3_b2_sel */ + .num = 3, + .pin = 10, + .reg = 0x44, + .bit = 4, + .mask = 0x3 + }, { + /* gpio3_b3_sel */ + .num = 3, + .pin = 11, + .reg = 0x44, + .bit = 6, + .mask = 0x3 + }, { + /* gpio3_b4_sel */ + .num = 3, + .pin = 12, + .reg = 0x44, + .bit = 8, + .mask = 0x3 + }, { + /* gpio3_b5_sel */ + .num = 3, + .pin = 13, + .reg = 0x44, + .bit = 10, + .mask = 0x3 + }, { + /* gpio3_b6_sel */ + .num = 3, + .pin = 14, + .reg = 0x44, + .bit = 12, + .mask = 0x3 + }, { + /* gpio3_b7_sel */ + .num = 3, + .pin = 15, + .reg = 0x44, + .bit = 14, + .mask = 0x3 + }, +}; + +static void rockchip_get_recalced_mux(struct rockchip_pin_bank *bank, int pin, + int *reg, u8 *bit, int *mask) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + struct rockchip_mux_recalced_data *data; + int i; + + for (i = 0; i < ctrl->niomux_recalced; i++) { + data = &ctrl->iomux_recalced[i]; + if (data->num == bank->bank_num && + data->pin == pin) + break; + } + + if (i >= ctrl->niomux_recalced) + return; + + *reg = data->reg; + *mask = data->mask; + *bit = data->bit; +} + +static struct rockchip_mux_route_data px30_mux_route_data[] = { + RK_MUXROUTE_SAME(2, RK_PB4, 1, 0x184, BIT(16 + 7)), /* cif-d0m0 */ + RK_MUXROUTE_SAME(3, RK_PA1, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d0m1 */ + RK_MUXROUTE_SAME(2, RK_PB6, 1, 0x184, BIT(16 + 7)), /* cif-d1m0 */ + RK_MUXROUTE_SAME(3, RK_PA2, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d1m1 */ + RK_MUXROUTE_SAME(2, RK_PA0, 1, 0x184, BIT(16 + 7)), /* cif-d2m0 */ + RK_MUXROUTE_SAME(3, RK_PA3, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d2m1 */ + RK_MUXROUTE_SAME(2, RK_PA1, 1, 0x184, BIT(16 + 7)), /* cif-d3m0 */ + RK_MUXROUTE_SAME(3, RK_PA5, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d3m1 */ + RK_MUXROUTE_SAME(2, RK_PA2, 1, 0x184, BIT(16 + 7)), /* cif-d4m0 */ + RK_MUXROUTE_SAME(3, RK_PA7, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d4m1 */ + RK_MUXROUTE_SAME(2, RK_PA3, 1, 0x184, BIT(16 + 7)), /* cif-d5m0 */ + RK_MUXROUTE_SAME(3, RK_PB0, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d5m1 */ + RK_MUXROUTE_SAME(2, RK_PA4, 1, 0x184, BIT(16 + 7)), /* cif-d6m0 */ + RK_MUXROUTE_SAME(3, RK_PB1, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d6m1 */ + RK_MUXROUTE_SAME(2, RK_PA5, 1, 0x184, BIT(16 + 7)), /* cif-d7m0 */ + RK_MUXROUTE_SAME(3, RK_PB4, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d7m1 */ + RK_MUXROUTE_SAME(2, RK_PA6, 1, 0x184, BIT(16 + 7)), /* cif-d8m0 */ + RK_MUXROUTE_SAME(3, RK_PB6, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d8m1 */ + RK_MUXROUTE_SAME(2, RK_PA7, 1, 0x184, BIT(16 + 7)), /* cif-d9m0 */ + RK_MUXROUTE_SAME(3, RK_PB7, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d9m1 */ + RK_MUXROUTE_SAME(2, RK_PB7, 1, 0x184, BIT(16 + 7)), /* cif-d10m0 */ + RK_MUXROUTE_SAME(3, RK_PC6, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d10m1 */ + RK_MUXROUTE_SAME(2, RK_PC0, 1, 0x184, BIT(16 + 7)), /* cif-d11m0 */ + RK_MUXROUTE_SAME(3, RK_PC7, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-d11m1 */ + RK_MUXROUTE_SAME(2, RK_PB0, 1, 0x184, BIT(16 + 7)), /* cif-vsyncm0 */ + RK_MUXROUTE_SAME(3, RK_PD1, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-vsyncm1 */ + RK_MUXROUTE_SAME(2, RK_PB1, 1, 0x184, BIT(16 + 7)), /* cif-hrefm0 */ + RK_MUXROUTE_SAME(3, RK_PD2, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-hrefm1 */ + RK_MUXROUTE_SAME(2, RK_PB2, 1, 0x184, BIT(16 + 7)), /* cif-clkinm0 */ + RK_MUXROUTE_SAME(3, RK_PD3, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-clkinm1 */ + RK_MUXROUTE_SAME(2, RK_PB3, 1, 0x184, BIT(16 + 7)), /* cif-clkoutm0 */ + RK_MUXROUTE_SAME(3, RK_PD0, 3, 0x184, BIT(16 + 7) | BIT(7)), /* cif-clkoutm1 */ + RK_MUXROUTE_SAME(3, RK_PC6, 2, 0x184, BIT(16 + 8)), /* pdm-m0 */ + RK_MUXROUTE_SAME(2, RK_PC6, 1, 0x184, BIT(16 + 8) | BIT(8)), /* pdm-m1 */ + RK_MUXROUTE_SAME(3, RK_PD3, 2, 0x184, BIT(16 + 8)), /* pdm-sdi0m0 */ + RK_MUXROUTE_SAME(2, RK_PC5, 2, 0x184, BIT(16 + 8) | BIT(8)), /* pdm-sdi0m1 */ + RK_MUXROUTE_SAME(1, RK_PD3, 2, 0x184, BIT(16 + 10)), /* uart2-rxm0 */ + RK_MUXROUTE_SAME(2, RK_PB6, 2, 0x184, BIT(16 + 10) | BIT(10)), /* uart2-rxm1 */ + RK_MUXROUTE_SAME(1, RK_PD2, 2, 0x184, BIT(16 + 10)), /* uart2-txm0 */ + RK_MUXROUTE_SAME(2, RK_PB4, 2, 0x184, BIT(16 + 10) | BIT(10)), /* uart2-txm1 */ + RK_MUXROUTE_SAME(0, RK_PC1, 2, 0x184, BIT(16 + 9)), /* uart3-rxm0 */ + RK_MUXROUTE_SAME(1, RK_PB7, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-rxm1 */ + RK_MUXROUTE_SAME(0, RK_PC0, 2, 0x184, BIT(16 + 9)), /* uart3-txm0 */ + RK_MUXROUTE_SAME(1, RK_PB6, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-txm1 */ + RK_MUXROUTE_SAME(0, RK_PC2, 2, 0x184, BIT(16 + 9)), /* uart3-ctsm0 */ + RK_MUXROUTE_SAME(1, RK_PB4, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-ctsm1 */ + RK_MUXROUTE_SAME(0, RK_PC3, 2, 0x184, BIT(16 + 9)), /* uart3-rtsm0 */ + RK_MUXROUTE_SAME(1, RK_PB5, 2, 0x184, BIT(16 + 9) | BIT(9)), /* uart3-rtsm1 */ +}; + +static struct rockchip_mux_route_data rv1126_mux_route_data[] = { + RK_MUXROUTE_GRF(3, RK_PD2, 1, 0x10260, WRITE_MASK_VAL(0, 0, 0)), /* I2S0_MCLK_M0 */ + RK_MUXROUTE_GRF(3, RK_PB0, 3, 0x10260, WRITE_MASK_VAL(0, 0, 1)), /* I2S0_MCLK_M1 */ + + RK_MUXROUTE_GRF(0, RK_PD4, 4, 0x10260, WRITE_MASK_VAL(3, 2, 0)), /* I2S1_MCLK_M0 */ + RK_MUXROUTE_GRF(1, RK_PD5, 2, 0x10260, WRITE_MASK_VAL(3, 2, 1)), /* I2S1_MCLK_M1 */ + RK_MUXROUTE_GRF(2, RK_PC7, 6, 0x10260, WRITE_MASK_VAL(3, 2, 2)), /* I2S1_MCLK_M2 */ + + RK_MUXROUTE_GRF(1, RK_PD0, 1, 0x10260, WRITE_MASK_VAL(4, 4, 0)), /* I2S2_MCLK_M0 */ + RK_MUXROUTE_GRF(2, RK_PB3, 2, 0x10260, WRITE_MASK_VAL(4, 4, 1)), /* I2S2_MCLK_M1 */ + + RK_MUXROUTE_GRF(3, RK_PD4, 2, 0x10260, WRITE_MASK_VAL(12, 12, 0)), /* PDM_CLK0_M0 */ + RK_MUXROUTE_GRF(3, RK_PC0, 3, 0x10260, WRITE_MASK_VAL(12, 12, 1)), /* PDM_CLK0_M1 */ + + RK_MUXROUTE_GRF(3, RK_PC6, 1, 0x10264, WRITE_MASK_VAL(0, 0, 0)), /* CIF_CLKOUT_M0 */ + RK_MUXROUTE_GRF(2, RK_PD1, 3, 0x10264, WRITE_MASK_VAL(0, 0, 1)), /* CIF_CLKOUT_M1 */ + + RK_MUXROUTE_GRF(3, RK_PA4, 5, 0x10264, WRITE_MASK_VAL(5, 4, 0)), /* I2C3_SCL_M0 */ + RK_MUXROUTE_GRF(2, RK_PD4, 7, 0x10264, WRITE_MASK_VAL(5, 4, 1)), /* I2C3_SCL_M1 */ + RK_MUXROUTE_GRF(1, RK_PD6, 3, 0x10264, WRITE_MASK_VAL(5, 4, 2)), /* I2C3_SCL_M2 */ + + RK_MUXROUTE_GRF(3, RK_PA0, 7, 0x10264, WRITE_MASK_VAL(6, 6, 0)), /* I2C4_SCL_M0 */ + RK_MUXROUTE_GRF(4, RK_PA0, 4, 0x10264, WRITE_MASK_VAL(6, 6, 1)), /* I2C4_SCL_M1 */ + + RK_MUXROUTE_GRF(2, RK_PA5, 7, 0x10264, WRITE_MASK_VAL(9, 8, 0)), /* I2C5_SCL_M0 */ + RK_MUXROUTE_GRF(3, RK_PB0, 5, 0x10264, WRITE_MASK_VAL(9, 8, 1)), /* I2C5_SCL_M1 */ + RK_MUXROUTE_GRF(1, RK_PD0, 4, 0x10264, WRITE_MASK_VAL(9, 8, 2)), /* I2C5_SCL_M2 */ + + RK_MUXROUTE_GRF(3, RK_PC0, 5, 0x10264, WRITE_MASK_VAL(11, 10, 0)), /* SPI1_CLK_M0 */ + RK_MUXROUTE_GRF(1, RK_PC6, 3, 0x10264, WRITE_MASK_VAL(11, 10, 1)), /* SPI1_CLK_M1 */ + RK_MUXROUTE_GRF(2, RK_PD5, 6, 0x10264, WRITE_MASK_VAL(11, 10, 2)), /* SPI1_CLK_M2 */ + + RK_MUXROUTE_GRF(3, RK_PC0, 2, 0x10264, WRITE_MASK_VAL(12, 12, 0)), /* RGMII_CLK_M0 */ + RK_MUXROUTE_GRF(2, RK_PB7, 2, 0x10264, WRITE_MASK_VAL(12, 12, 1)), /* RGMII_CLK_M1 */ + + RK_MUXROUTE_GRF(3, RK_PA1, 3, 0x10264, WRITE_MASK_VAL(13, 13, 0)), /* CAN_TXD_M0 */ + RK_MUXROUTE_GRF(3, RK_PA7, 5, 0x10264, WRITE_MASK_VAL(13, 13, 1)), /* CAN_TXD_M1 */ + + RK_MUXROUTE_GRF(3, RK_PA4, 6, 0x10268, WRITE_MASK_VAL(0, 0, 0)), /* PWM8_M0 */ + RK_MUXROUTE_GRF(2, RK_PD7, 5, 0x10268, WRITE_MASK_VAL(0, 0, 1)), /* PWM8_M1 */ + + RK_MUXROUTE_GRF(3, RK_PA5, 6, 0x10268, WRITE_MASK_VAL(2, 2, 0)), /* PWM9_M0 */ + RK_MUXROUTE_GRF(2, RK_PD6, 5, 0x10268, WRITE_MASK_VAL(2, 2, 1)), /* PWM9_M1 */ + + RK_MUXROUTE_GRF(3, RK_PA6, 6, 0x10268, WRITE_MASK_VAL(4, 4, 0)), /* PWM10_M0 */ + RK_MUXROUTE_GRF(2, RK_PD5, 5, 0x10268, WRITE_MASK_VAL(4, 4, 1)), /* PWM10_M1 */ + + RK_MUXROUTE_GRF(3, RK_PA7, 6, 0x10268, WRITE_MASK_VAL(6, 6, 0)), /* PWM11_IR_M0 */ + RK_MUXROUTE_GRF(3, RK_PA1, 5, 0x10268, WRITE_MASK_VAL(6, 6, 1)), /* PWM11_IR_M1 */ + + RK_MUXROUTE_GRF(1, RK_PA5, 3, 0x10268, WRITE_MASK_VAL(8, 8, 0)), /* UART2_TX_M0 */ + RK_MUXROUTE_GRF(3, RK_PA2, 1, 0x10268, WRITE_MASK_VAL(8, 8, 1)), /* UART2_TX_M1 */ + + RK_MUXROUTE_GRF(3, RK_PC6, 3, 0x10268, WRITE_MASK_VAL(11, 10, 0)), /* UART3_TX_M0 */ + RK_MUXROUTE_GRF(1, RK_PA7, 2, 0x10268, WRITE_MASK_VAL(11, 10, 1)), /* UART3_TX_M1 */ + RK_MUXROUTE_GRF(3, RK_PA0, 4, 0x10268, WRITE_MASK_VAL(11, 10, 2)), /* UART3_TX_M2 */ + + RK_MUXROUTE_GRF(3, RK_PA4, 4, 0x10268, WRITE_MASK_VAL(13, 12, 0)), /* UART4_TX_M0 */ + RK_MUXROUTE_GRF(2, RK_PA6, 4, 0x10268, WRITE_MASK_VAL(13, 12, 1)), /* UART4_TX_M1 */ + RK_MUXROUTE_GRF(1, RK_PD5, 3, 0x10268, WRITE_MASK_VAL(13, 12, 2)), /* UART4_TX_M2 */ + + RK_MUXROUTE_GRF(3, RK_PA6, 4, 0x10268, WRITE_MASK_VAL(15, 14, 0)), /* UART5_TX_M0 */ + RK_MUXROUTE_GRF(2, RK_PB0, 4, 0x10268, WRITE_MASK_VAL(15, 14, 1)), /* UART5_TX_M1 */ + RK_MUXROUTE_GRF(2, RK_PA0, 3, 0x10268, WRITE_MASK_VAL(15, 14, 2)), /* UART5_TX_M2 */ + + RK_MUXROUTE_PMU(0, RK_PB6, 3, 0x0114, WRITE_MASK_VAL(0, 0, 0)), /* PWM0_M0 */ + RK_MUXROUTE_PMU(2, RK_PB3, 5, 0x0114, WRITE_MASK_VAL(0, 0, 1)), /* PWM0_M1 */ + + RK_MUXROUTE_PMU(0, RK_PB7, 3, 0x0114, WRITE_MASK_VAL(2, 2, 0)), /* PWM1_M0 */ + RK_MUXROUTE_PMU(2, RK_PB2, 5, 0x0114, WRITE_MASK_VAL(2, 2, 1)), /* PWM1_M1 */ + + RK_MUXROUTE_PMU(0, RK_PC0, 3, 0x0114, WRITE_MASK_VAL(4, 4, 0)), /* PWM2_M0 */ + RK_MUXROUTE_PMU(2, RK_PB1, 5, 0x0114, WRITE_MASK_VAL(4, 4, 1)), /* PWM2_M1 */ + + RK_MUXROUTE_PMU(0, RK_PC1, 3, 0x0114, WRITE_MASK_VAL(6, 6, 0)), /* PWM3_IR_M0 */ + RK_MUXROUTE_PMU(2, RK_PB0, 5, 0x0114, WRITE_MASK_VAL(6, 6, 1)), /* PWM3_IR_M1 */ + + RK_MUXROUTE_PMU(0, RK_PC2, 3, 0x0114, WRITE_MASK_VAL(8, 8, 0)), /* PWM4_M0 */ + RK_MUXROUTE_PMU(2, RK_PA7, 5, 0x0114, WRITE_MASK_VAL(8, 8, 1)), /* PWM4_M1 */ + + RK_MUXROUTE_PMU(0, RK_PC3, 3, 0x0114, WRITE_MASK_VAL(10, 10, 0)), /* PWM5_M0 */ + RK_MUXROUTE_PMU(2, RK_PA6, 5, 0x0114, WRITE_MASK_VAL(10, 10, 1)), /* PWM5_M1 */ + + RK_MUXROUTE_PMU(0, RK_PB2, 3, 0x0114, WRITE_MASK_VAL(12, 12, 0)), /* PWM6_M0 */ + RK_MUXROUTE_PMU(2, RK_PD4, 5, 0x0114, WRITE_MASK_VAL(12, 12, 1)), /* PWM6_M1 */ + + RK_MUXROUTE_PMU(0, RK_PB1, 3, 0x0114, WRITE_MASK_VAL(14, 14, 0)), /* PWM7_IR_M0 */ + RK_MUXROUTE_PMU(3, RK_PA0, 5, 0x0114, WRITE_MASK_VAL(14, 14, 1)), /* PWM7_IR_M1 */ + + RK_MUXROUTE_PMU(0, RK_PB0, 1, 0x0118, WRITE_MASK_VAL(1, 0, 0)), /* SPI0_CLK_M0 */ + RK_MUXROUTE_PMU(2, RK_PA1, 1, 0x0118, WRITE_MASK_VAL(1, 0, 1)), /* SPI0_CLK_M1 */ + RK_MUXROUTE_PMU(2, RK_PB2, 6, 0x0118, WRITE_MASK_VAL(1, 0, 2)), /* SPI0_CLK_M2 */ + + RK_MUXROUTE_PMU(0, RK_PB6, 2, 0x0118, WRITE_MASK_VAL(2, 2, 0)), /* UART1_TX_M0 */ + RK_MUXROUTE_PMU(1, RK_PD0, 5, 0x0118, WRITE_MASK_VAL(2, 2, 1)), /* UART1_TX_M1 */ +}; + +static struct rockchip_mux_route_data rk3128_mux_route_data[] = { + RK_MUXROUTE_SAME(1, RK_PB2, 1, 0x144, BIT(16 + 3) | BIT(16 + 4)), /* spi-0 */ + RK_MUXROUTE_SAME(1, RK_PD3, 3, 0x144, BIT(16 + 3) | BIT(16 + 4) | BIT(3)), /* spi-1 */ + RK_MUXROUTE_SAME(0, RK_PB5, 2, 0x144, BIT(16 + 3) | BIT(16 + 4) | BIT(4)), /* spi-2 */ + RK_MUXROUTE_SAME(1, RK_PA5, 1, 0x144, BIT(16 + 5)), /* i2s-0 */ + RK_MUXROUTE_SAME(0, RK_PB6, 1, 0x144, BIT(16 + 5) | BIT(5)), /* i2s-1 */ + RK_MUXROUTE_SAME(1, RK_PC6, 2, 0x144, BIT(16 + 6)), /* emmc-0 */ + RK_MUXROUTE_SAME(2, RK_PA4, 2, 0x144, BIT(16 + 6) | BIT(6)), /* emmc-1 */ +}; + +static struct rockchip_mux_route_data rk3188_mux_route_data[] = { + RK_MUXROUTE_SAME(0, RK_PD0, 1, 0xa0, BIT(16 + 11)), /* non-iomuxed emmc/flash pins on flash-dqs */ + RK_MUXROUTE_SAME(0, RK_PD0, 2, 0xa0, BIT(16 + 11) | BIT(11)), /* non-iomuxed emmc/flash pins on emmc-clk */ +}; + +static struct rockchip_mux_route_data rk3228_mux_route_data[] = { + RK_MUXROUTE_SAME(0, RK_PD2, 1, 0x50, BIT(16)), /* pwm0-0 */ + RK_MUXROUTE_SAME(3, RK_PC5, 1, 0x50, BIT(16) | BIT(0)), /* pwm0-1 */ + RK_MUXROUTE_SAME(0, RK_PD3, 1, 0x50, BIT(16 + 1)), /* pwm1-0 */ + RK_MUXROUTE_SAME(0, RK_PD6, 2, 0x50, BIT(16 + 1) | BIT(1)), /* pwm1-1 */ + RK_MUXROUTE_SAME(0, RK_PD4, 1, 0x50, BIT(16 + 2)), /* pwm2-0 */ + RK_MUXROUTE_SAME(1, RK_PB4, 2, 0x50, BIT(16 + 2) | BIT(2)), /* pwm2-1 */ + RK_MUXROUTE_SAME(3, RK_PD2, 1, 0x50, BIT(16 + 3)), /* pwm3-0 */ + RK_MUXROUTE_SAME(1, RK_PB3, 2, 0x50, BIT(16 + 3) | BIT(3)), /* pwm3-1 */ + RK_MUXROUTE_SAME(1, RK_PA1, 1, 0x50, BIT(16 + 4)), /* sdio-0_d0 */ + RK_MUXROUTE_SAME(3, RK_PA2, 1, 0x50, BIT(16 + 4) | BIT(4)), /* sdio-1_d0 */ + RK_MUXROUTE_SAME(0, RK_PB5, 2, 0x50, BIT(16 + 5)), /* spi-0_rx */ + RK_MUXROUTE_SAME(2, RK_PA0, 2, 0x50, BIT(16 + 5) | BIT(5)), /* spi-1_rx */ + RK_MUXROUTE_SAME(1, RK_PC6, 2, 0x50, BIT(16 + 7)), /* emmc-0_cmd */ + RK_MUXROUTE_SAME(2, RK_PA4, 2, 0x50, BIT(16 + 7) | BIT(7)), /* emmc-1_cmd */ + RK_MUXROUTE_SAME(1, RK_PC3, 2, 0x50, BIT(16 + 8)), /* uart2-0_rx */ + RK_MUXROUTE_SAME(1, RK_PB2, 2, 0x50, BIT(16 + 8) | BIT(8)), /* uart2-1_rx */ + RK_MUXROUTE_SAME(1, RK_PB2, 1, 0x50, BIT(16 + 11)), /* uart1-0_rx */ + RK_MUXROUTE_SAME(3, RK_PB5, 1, 0x50, BIT(16 + 11) | BIT(11)), /* uart1-1_rx */ +}; + +static struct rockchip_mux_route_data rk3288_mux_route_data[] = { + RK_MUXROUTE_SAME(7, RK_PC0, 2, 0x264, BIT(16 + 12) | BIT(12)), /* edphdmi_cecinoutt1 */ + RK_MUXROUTE_SAME(7, RK_PC7, 4, 0x264, BIT(16 + 12)), /* edphdmi_cecinout */ +}; + +static struct rockchip_mux_route_data rk3308_mux_route_data[] = { + RK_MUXROUTE_SAME(0, RK_PC3, 1, 0x314, BIT(16 + 0) | BIT(0)), /* rtc_clk */ + RK_MUXROUTE_SAME(1, RK_PC6, 2, 0x314, BIT(16 + 2) | BIT(16 + 3)), /* uart2_rxm0 */ + RK_MUXROUTE_SAME(4, RK_PD2, 2, 0x314, BIT(16 + 2) | BIT(16 + 3) | BIT(2)), /* uart2_rxm1 */ + RK_MUXROUTE_SAME(0, RK_PB7, 2, 0x314, BIT(16 + 4)), /* i2c3_sdam0 */ + RK_MUXROUTE_SAME(3, RK_PB4, 2, 0x314, BIT(16 + 4) | BIT(4)), /* i2c3_sdam1 */ + RK_MUXROUTE_SAME(1, RK_PA3, 2, 0x308, BIT(16 + 3)), /* i2s-8ch-1-sclktxm0 */ + RK_MUXROUTE_SAME(1, RK_PA4, 2, 0x308, BIT(16 + 3)), /* i2s-8ch-1-sclkrxm0 */ + RK_MUXROUTE_SAME(1, RK_PB5, 2, 0x308, BIT(16 + 3) | BIT(3)), /* i2s-8ch-1-sclktxm1 */ + RK_MUXROUTE_SAME(1, RK_PB6, 2, 0x308, BIT(16 + 3) | BIT(3)), /* i2s-8ch-1-sclkrxm1 */ + RK_MUXROUTE_SAME(1, RK_PA4, 3, 0x308, BIT(16 + 12) | BIT(16 + 13)), /* pdm-clkm0 */ + RK_MUXROUTE_SAME(1, RK_PB6, 4, 0x308, BIT(16 + 12) | BIT(16 + 13) | BIT(12)), /* pdm-clkm1 */ + RK_MUXROUTE_SAME(2, RK_PA6, 2, 0x308, BIT(16 + 12) | BIT(16 + 13) | BIT(13)), /* pdm-clkm2 */ + RK_MUXROUTE_SAME(2, RK_PA4, 3, 0x600, BIT(16 + 2) | BIT(2)), /* pdm-clkm-m2 */ +}; + +static struct rockchip_mux_route_data rk3328_mux_route_data[] = { + RK_MUXROUTE_SAME(1, RK_PA1, 2, 0x50, BIT(16) | BIT(16 + 1)), /* uart2dbg_rxm0 */ + RK_MUXROUTE_SAME(2, RK_PA1, 1, 0x50, BIT(16) | BIT(16 + 1) | BIT(0)), /* uart2dbg_rxm1 */ + RK_MUXROUTE_SAME(1, RK_PB3, 2, 0x50, BIT(16 + 2) | BIT(2)), /* gmac-m1_rxd0 */ + RK_MUXROUTE_SAME(1, RK_PB6, 2, 0x50, BIT(16 + 10) | BIT(10)), /* gmac-m1-optimized_rxd3 */ + RK_MUXROUTE_SAME(2, RK_PC3, 2, 0x50, BIT(16 + 3)), /* pdm_sdi0m0 */ + RK_MUXROUTE_SAME(1, RK_PC7, 3, 0x50, BIT(16 + 3) | BIT(3)), /* pdm_sdi0m1 */ + RK_MUXROUTE_SAME(3, RK_PA2, 4, 0x50, BIT(16 + 4) | BIT(16 + 5) | BIT(5)), /* spi_rxdm2 */ + RK_MUXROUTE_SAME(1, RK_PD0, 1, 0x50, BIT(16 + 6)), /* i2s2_sdim0 */ + RK_MUXROUTE_SAME(3, RK_PA2, 6, 0x50, BIT(16 + 6) | BIT(6)), /* i2s2_sdim1 */ + RK_MUXROUTE_SAME(2, RK_PC6, 3, 0x50, BIT(16 + 7) | BIT(7)), /* card_iom1 */ + RK_MUXROUTE_SAME(2, RK_PC0, 3, 0x50, BIT(16 + 8) | BIT(8)), /* tsp_d5m1 */ + RK_MUXROUTE_SAME(2, RK_PC0, 4, 0x50, BIT(16 + 9) | BIT(9)), /* cif_data5m1 */ +}; + +static struct rockchip_mux_route_data rk3399_mux_route_data[] = { + RK_MUXROUTE_SAME(4, RK_PB0, 2, 0xe21c, BIT(16 + 10) | BIT(16 + 11)), /* uart2dbga_rx */ + RK_MUXROUTE_SAME(4, RK_PC0, 2, 0xe21c, BIT(16 + 10) | BIT(16 + 11) | BIT(10)), /* uart2dbgb_rx */ + RK_MUXROUTE_SAME(4, RK_PC3, 1, 0xe21c, BIT(16 + 10) | BIT(16 + 11) | BIT(11)), /* uart2dbgc_rx */ + RK_MUXROUTE_SAME(2, RK_PD2, 2, 0xe21c, BIT(16 + 14)), /* pcie_clkreqn */ + RK_MUXROUTE_SAME(4, RK_PD0, 1, 0xe21c, BIT(16 + 14) | BIT(14)), /* pcie_clkreqnb */ +}; + +static struct rockchip_mux_route_data rk3568_mux_route_data[] = { + RK_MUXROUTE_PMU(0, RK_PB7, 1, 0x0110, WRITE_MASK_VAL(1, 0, 0)), /* PWM0 IO mux M0 */ + RK_MUXROUTE_PMU(0, RK_PC7, 2, 0x0110, WRITE_MASK_VAL(1, 0, 1)), /* PWM0 IO mux M1 */ + RK_MUXROUTE_PMU(0, RK_PC0, 1, 0x0110, WRITE_MASK_VAL(3, 2, 0)), /* PWM1 IO mux M0 */ + RK_MUXROUTE_PMU(0, RK_PB5, 4, 0x0110, WRITE_MASK_VAL(3, 2, 1)), /* PWM1 IO mux M1 */ + RK_MUXROUTE_PMU(0, RK_PC1, 1, 0x0110, WRITE_MASK_VAL(5, 4, 0)), /* PWM2 IO mux M0 */ + RK_MUXROUTE_PMU(0, RK_PB6, 4, 0x0110, WRITE_MASK_VAL(5, 4, 1)), /* PWM2 IO mux M1 */ + RK_MUXROUTE_GRF(0, RK_PB3, 2, 0x0300, WRITE_MASK_VAL(0, 0, 0)), /* CAN0 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PA1, 4, 0x0300, WRITE_MASK_VAL(0, 0, 1)), /* CAN0 IO mux M1 */ + RK_MUXROUTE_GRF(1, RK_PA1, 3, 0x0300, WRITE_MASK_VAL(2, 2, 0)), /* CAN1 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC3, 3, 0x0300, WRITE_MASK_VAL(2, 2, 1)), /* CAN1 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PB5, 3, 0x0300, WRITE_MASK_VAL(4, 4, 0)), /* CAN2 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PB2, 4, 0x0300, WRITE_MASK_VAL(4, 4, 1)), /* CAN2 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PC4, 1, 0x0300, WRITE_MASK_VAL(6, 6, 0)), /* HPDIN IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PC2, 2, 0x0300, WRITE_MASK_VAL(6, 6, 1)), /* HPDIN IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PB1, 3, 0x0300, WRITE_MASK_VAL(8, 8, 0)), /* GMAC1 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PA7, 3, 0x0300, WRITE_MASK_VAL(8, 8, 1)), /* GMAC1 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PD1, 1, 0x0300, WRITE_MASK_VAL(10, 10, 0)), /* HDMITX IO mux M0 */ + RK_MUXROUTE_GRF(0, RK_PC7, 1, 0x0300, WRITE_MASK_VAL(10, 10, 1)), /* HDMITX IO mux M1 */ + RK_MUXROUTE_GRF(0, RK_PB6, 1, 0x0300, WRITE_MASK_VAL(14, 14, 0)), /* I2C2 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PB4, 1, 0x0300, WRITE_MASK_VAL(14, 14, 1)), /* I2C2 IO mux M1 */ + RK_MUXROUTE_GRF(1, RK_PA0, 1, 0x0304, WRITE_MASK_VAL(0, 0, 0)), /* I2C3 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PB6, 4, 0x0304, WRITE_MASK_VAL(0, 0, 1)), /* I2C3 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PB2, 1, 0x0304, WRITE_MASK_VAL(2, 2, 0)), /* I2C4 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PB1, 2, 0x0304, WRITE_MASK_VAL(2, 2, 1)), /* I2C4 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PB4, 4, 0x0304, WRITE_MASK_VAL(4, 4, 0)), /* I2C5 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PD0, 2, 0x0304, WRITE_MASK_VAL(4, 4, 1)), /* I2C5 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PB1, 5, 0x0304, WRITE_MASK_VAL(14, 14, 0)), /* PWM8 IO mux M0 */ + RK_MUXROUTE_GRF(1, RK_PD5, 4, 0x0304, WRITE_MASK_VAL(14, 14, 1)), /* PWM8 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PB2, 5, 0x0308, WRITE_MASK_VAL(0, 0, 0)), /* PWM9 IO mux M0 */ + RK_MUXROUTE_GRF(1, RK_PD6, 4, 0x0308, WRITE_MASK_VAL(0, 0, 1)), /* PWM9 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PB5, 5, 0x0308, WRITE_MASK_VAL(2, 2, 0)), /* PWM10 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PA1, 2, 0x0308, WRITE_MASK_VAL(2, 2, 1)), /* PWM10 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PB6, 5, 0x0308, WRITE_MASK_VAL(4, 4, 0)), /* PWM11 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC0, 3, 0x0308, WRITE_MASK_VAL(4, 4, 1)), /* PWM11 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PB7, 2, 0x0308, WRITE_MASK_VAL(6, 6, 0)), /* PWM12 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC5, 1, 0x0308, WRITE_MASK_VAL(6, 6, 1)), /* PWM12 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PC0, 2, 0x0308, WRITE_MASK_VAL(8, 8, 0)), /* PWM13 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC6, 1, 0x0308, WRITE_MASK_VAL(8, 8, 1)), /* PWM13 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PC4, 1, 0x0308, WRITE_MASK_VAL(10, 10, 0)), /* PWM14 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC2, 1, 0x0308, WRITE_MASK_VAL(10, 10, 1)), /* PWM14 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PC5, 1, 0x0308, WRITE_MASK_VAL(12, 12, 0)), /* PWM15 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC3, 1, 0x0308, WRITE_MASK_VAL(12, 12, 1)), /* PWM15 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PD2, 3, 0x0308, WRITE_MASK_VAL(14, 14, 0)), /* SDMMC2 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PA5, 5, 0x0308, WRITE_MASK_VAL(14, 14, 1)), /* SDMMC2 IO mux M1 */ + RK_MUXROUTE_GRF(0, RK_PB5, 2, 0x030c, WRITE_MASK_VAL(0, 0, 0)), /* SPI0 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PD3, 3, 0x030c, WRITE_MASK_VAL(0, 0, 1)), /* SPI0 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PB5, 3, 0x030c, WRITE_MASK_VAL(2, 2, 0)), /* SPI1 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PC3, 3, 0x030c, WRITE_MASK_VAL(2, 2, 1)), /* SPI1 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PC1, 4, 0x030c, WRITE_MASK_VAL(4, 4, 0)), /* SPI2 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PA0, 3, 0x030c, WRITE_MASK_VAL(4, 4, 1)), /* SPI2 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PB3, 4, 0x030c, WRITE_MASK_VAL(6, 6, 0)), /* SPI3 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC2, 2, 0x030c, WRITE_MASK_VAL(6, 6, 1)), /* SPI3 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PB4, 2, 0x030c, WRITE_MASK_VAL(8, 8, 0)), /* UART1 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PD6, 4, 0x030c, WRITE_MASK_VAL(8, 8, 1)), /* UART1 IO mux M1 */ + RK_MUXROUTE_GRF(0, RK_PD1, 1, 0x030c, WRITE_MASK_VAL(10, 10, 0)), /* UART2 IO mux M0 */ + RK_MUXROUTE_GRF(1, RK_PD5, 2, 0x030c, WRITE_MASK_VAL(10, 10, 1)), /* UART2 IO mux M1 */ + RK_MUXROUTE_GRF(1, RK_PA1, 2, 0x030c, WRITE_MASK_VAL(12, 12, 0)), /* UART3 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PB7, 4, 0x030c, WRITE_MASK_VAL(12, 12, 1)), /* UART3 IO mux M1 */ + RK_MUXROUTE_GRF(1, RK_PA6, 2, 0x030c, WRITE_MASK_VAL(14, 14, 0)), /* UART4 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PB2, 4, 0x030c, WRITE_MASK_VAL(14, 14, 1)), /* UART4 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PA2, 3, 0x0310, WRITE_MASK_VAL(0, 0, 0)), /* UART5 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PC2, 4, 0x0310, WRITE_MASK_VAL(0, 0, 1)), /* UART5 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PA4, 3, 0x0310, WRITE_MASK_VAL(2, 2, 0)), /* UART6 IO mux M0 */ + RK_MUXROUTE_GRF(1, RK_PD5, 3, 0x0310, WRITE_MASK_VAL(2, 2, 1)), /* UART6 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PA6, 3, 0x0310, WRITE_MASK_VAL(5, 4, 0)), /* UART7 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PC4, 4, 0x0310, WRITE_MASK_VAL(5, 4, 1)), /* UART7 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PA2, 4, 0x0310, WRITE_MASK_VAL(5, 4, 2)), /* UART7 IO mux M2 */ + RK_MUXROUTE_GRF(2, RK_PC5, 3, 0x0310, WRITE_MASK_VAL(6, 6, 0)), /* UART8 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PD7, 4, 0x0310, WRITE_MASK_VAL(6, 6, 1)), /* UART8 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PB0, 3, 0x0310, WRITE_MASK_VAL(9, 8, 0)), /* UART9 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC5, 4, 0x0310, WRITE_MASK_VAL(9, 8, 1)), /* UART9 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PA4, 4, 0x0310, WRITE_MASK_VAL(9, 8, 2)), /* UART9 IO mux M2 */ + RK_MUXROUTE_GRF(1, RK_PA2, 1, 0x0310, WRITE_MASK_VAL(11, 10, 0)), /* I2S1 IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PC6, 4, 0x0310, WRITE_MASK_VAL(11, 10, 1)), /* I2S1 IO mux M1 */ + RK_MUXROUTE_GRF(2, RK_PD0, 5, 0x0310, WRITE_MASK_VAL(11, 10, 2)), /* I2S1 IO mux M2 */ + RK_MUXROUTE_GRF(2, RK_PC1, 1, 0x0310, WRITE_MASK_VAL(12, 12, 0)), /* I2S2 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PB6, 5, 0x0310, WRITE_MASK_VAL(12, 12, 1)), /* I2S2 IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PA2, 4, 0x0310, WRITE_MASK_VAL(14, 14, 0)), /* I2S3 IO mux M0 */ + RK_MUXROUTE_GRF(4, RK_PC2, 5, 0x0310, WRITE_MASK_VAL(14, 14, 1)), /* I2S3 IO mux M1 */ + RK_MUXROUTE_GRF(1, RK_PA4, 3, 0x0314, WRITE_MASK_VAL(1, 0, 0)), /* PDM IO mux M0 */ + RK_MUXROUTE_GRF(1, RK_PA6, 3, 0x0314, WRITE_MASK_VAL(1, 0, 0)), /* PDM IO mux M0 */ + RK_MUXROUTE_GRF(3, RK_PD6, 5, 0x0314, WRITE_MASK_VAL(1, 0, 1)), /* PDM IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PA0, 4, 0x0314, WRITE_MASK_VAL(1, 0, 1)), /* PDM IO mux M1 */ + RK_MUXROUTE_GRF(3, RK_PC4, 5, 0x0314, WRITE_MASK_VAL(1, 0, 2)), /* PDM IO mux M2 */ + RK_MUXROUTE_GRF(0, RK_PA5, 3, 0x0314, WRITE_MASK_VAL(3, 2, 0)), /* PCIE20 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PD0, 4, 0x0314, WRITE_MASK_VAL(3, 2, 1)), /* PCIE20 IO mux M1 */ + RK_MUXROUTE_GRF(1, RK_PB0, 4, 0x0314, WRITE_MASK_VAL(3, 2, 2)), /* PCIE20 IO mux M2 */ + RK_MUXROUTE_GRF(0, RK_PA4, 3, 0x0314, WRITE_MASK_VAL(5, 4, 0)), /* PCIE30X1 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PD2, 4, 0x0314, WRITE_MASK_VAL(5, 4, 1)), /* PCIE30X1 IO mux M1 */ + RK_MUXROUTE_GRF(1, RK_PA5, 4, 0x0314, WRITE_MASK_VAL(5, 4, 2)), /* PCIE30X1 IO mux M2 */ + RK_MUXROUTE_GRF(0, RK_PA6, 2, 0x0314, WRITE_MASK_VAL(7, 6, 0)), /* PCIE30X2 IO mux M0 */ + RK_MUXROUTE_GRF(2, RK_PD4, 4, 0x0314, WRITE_MASK_VAL(7, 6, 1)), /* PCIE30X2 IO mux M1 */ + RK_MUXROUTE_GRF(4, RK_PC2, 4, 0x0314, WRITE_MASK_VAL(7, 6, 2)), /* PCIE30X2 IO mux M2 */ +}; + +static bool rockchip_get_mux_route(struct rockchip_pin_bank *bank, int pin, + int mux, u32 *loc, u32 *reg, u32 *value) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + struct rockchip_mux_route_data *data; + int i; + + for (i = 0; i < ctrl->niomux_routes; i++) { + data = &ctrl->iomux_routes[i]; + if ((data->bank_num == bank->bank_num) && + (data->pin == pin) && (data->func == mux)) + break; + } + + if (i >= ctrl->niomux_routes) + return false; + + *loc = data->route_location; + *reg = data->route_offset; + *value = data->route_val; + + return true; +} + +static int rockchip_get_mux(struct rockchip_pin_bank *bank, int pin) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + int iomux_num = (pin / 8); + struct regmap *regmap; + unsigned int val; + int reg, ret, mask, mux_type; + u8 bit; + + if (iomux_num > 3) + return -EINVAL; + + if (bank->iomux[iomux_num].type & IOMUX_UNROUTED) { + dev_err(info->dev, "pin %d is unrouted\n", pin); + return -EINVAL; + } + + if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY) + return RK_FUNC_GPIO; + + if (bank->iomux[iomux_num].type & IOMUX_SOURCE_PMU) + regmap = info->regmap_pmu; + else if (bank->iomux[iomux_num].type & IOMUX_L_SOURCE_PMU) + regmap = (pin % 8 < 4) ? info->regmap_pmu : info->regmap_base; + else + regmap = info->regmap_base; + + if (ctrl->type == RK3506) { + if (bank->bank_num == 1) + regmap = info->regmap_ioc1; + else if (bank->bank_num == 4) + return 0; + } + + /* get basic quadrupel of mux registers and the correct reg inside */ + mux_type = bank->iomux[iomux_num].type; + reg = bank->iomux[iomux_num].offset; + if (mux_type & IOMUX_WIDTH_4BIT) { + if ((pin % 8) >= 4) + reg += 0x4; + bit = (pin % 4) * 4; + mask = 0xf; + } else if (mux_type & IOMUX_WIDTH_3BIT) { + if ((pin % 8) >= 5) + reg += 0x4; + bit = (pin % 8 % 5) * 3; + mask = 0x7; + } else { + bit = (pin % 8) * 2; + mask = 0x3; + } + + if (bank->recalced_mask & BIT(pin)) + rockchip_get_recalced_mux(bank, pin, ®, &bit, &mask); + + if (ctrl->type == RK3576) { + if ((bank->bank_num == 0) && (pin >= RK_PB4) && (pin <= RK_PB7)) + reg += 0x1ff4; /* GPIO0_IOC_GPIO0B_IOMUX_SEL_H */ + } + + if (ctrl->type == RK3588) { + if (bank->bank_num == 0) { + if ((pin >= RK_PB4) && (pin <= RK_PD7)) { + u32 reg0 = 0; + + reg0 = reg + 0x4000 - 0xC; /* PMU2_IOC_BASE */ + ret = regmap_read(regmap, reg0, &val); + if (ret) + return ret; + + if (!(val & BIT(8))) + return ((val >> bit) & mask); + + reg = reg + 0x8000; /* BUS_IOC_BASE */ + regmap = info->regmap_base; + } + } else if (bank->bank_num > 0) { + reg += 0x8000; /* BUS_IOC_BASE */ + } + } + + ret = regmap_read(regmap, reg, &val); + if (ret) + return ret; + + return ((val >> bit) & mask); +} + +static int rockchip_verify_mux(struct rockchip_pin_bank *bank, + int pin, int mux) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct device *dev = info->dev; + int iomux_num = (pin / 8); + + if (iomux_num > 3) + return -EINVAL; + + if (bank->iomux[iomux_num].type & IOMUX_UNROUTED) { + dev_err(dev, "pin %d is unrouted\n", pin); + return -EINVAL; + } + + if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY) { + if (mux != RK_FUNC_GPIO) { + dev_err(dev, "pin %d only supports a gpio mux\n", pin); + return -ENOTSUPP; + } + } + + return 0; +} + /* * Set a new mux function for a pin. * @@ -339,56 +1271,2000 @@ static const struct pinctrl_ops rockchip_pctrl_ops = { * @pin: pin to change * @mux: new mux function to set */ -static void rockchip_set_mux(struct rockchip_pin_bank *bank, int pin, int mux) +static int rockchip_set_mux(struct rockchip_pin_bank *bank, int pin, int mux) { struct rockchip_pinctrl *info = bank->drvdata; - void __iomem *reg = info->reg_base + info->ctrl->mux_offset; - unsigned long flags; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + struct device *dev = info->dev; + int iomux_num = (pin / 8); + struct regmap *regmap; + int reg, ret, mask, mux_type; u8 bit; - u32 data; + u32 data, rmask, route_location, route_reg, route_val; + + ret = rockchip_verify_mux(bank, pin, mux); + if (ret < 0) + return ret; + + if (bank->iomux[iomux_num].type & IOMUX_GPIO_ONLY) + return 0; + + dev_dbg(dev, "setting mux of GPIO%d-%d to %d\n", bank->bank_num, pin, mux); - dev_dbg(info->dev, "setting mux of GPIO%d-%d to %d\n", - bank->bank_num, pin, mux); + if (bank->iomux[iomux_num].type & IOMUX_SOURCE_PMU) + regmap = info->regmap_pmu; + else if (bank->iomux[iomux_num].type & IOMUX_L_SOURCE_PMU) + regmap = (pin % 8 < 4) ? info->regmap_pmu : info->regmap_base; + else + regmap = info->regmap_base; + + if (ctrl->type == RK3506) { + if (bank->bank_num == 1) + regmap = info->regmap_ioc1; + else if (bank->bank_num == 4) + return 0; + } /* get basic quadrupel of mux registers and the correct reg inside */ - reg += bank->bank_num * 0x10; - reg += (pin / 8) * 4; - bit = (pin % 8) * 2; + mux_type = bank->iomux[iomux_num].type; + reg = bank->iomux[iomux_num].offset; + if (mux_type & IOMUX_WIDTH_4BIT) { + if ((pin % 8) >= 4) + reg += 0x4; + bit = (pin % 4) * 4; + mask = 0xf; + } else if (mux_type & IOMUX_WIDTH_3BIT) { + if ((pin % 8) >= 5) + reg += 0x4; + bit = (pin % 8 % 5) * 3; + mask = 0x7; + } else { + bit = (pin % 8) * 2; + mask = 0x3; + } + + if (bank->recalced_mask & BIT(pin)) + rockchip_get_recalced_mux(bank, pin, ®, &bit, &mask); + + if (ctrl->type == RK3576) { + if ((bank->bank_num == 0) && (pin >= RK_PB4) && (pin <= RK_PB7)) + reg += 0x1ff4; /* GPIO0_IOC_GPIO0B_IOMUX_SEL_H */ + } + + if (ctrl->type == RK3588) { + if (bank->bank_num == 0) { + if ((pin >= RK_PB4) && (pin <= RK_PD7)) { + if (mux < 8) { + reg += 0x4000 - 0xC; /* PMU2_IOC_BASE */ + data = (mask << (bit + 16)); + rmask = data | (data >> 16); + data |= (mux & mask) << bit; + ret = regmap_update_bits(regmap, reg, rmask, data); + } else { + u32 reg0 = 0; + + reg0 = reg + 0x4000 - 0xC; /* PMU2_IOC_BASE */ + data = (mask << (bit + 16)); + rmask = data | (data >> 16); + data |= 8 << bit; + ret = regmap_update_bits(regmap, reg0, rmask, data); + + reg0 = reg + 0x8000; /* BUS_IOC_BASE */ + data = (mask << (bit + 16)); + rmask = data | (data >> 16); + data |= mux << bit; + regmap = info->regmap_base; + ret |= regmap_update_bits(regmap, reg0, rmask, data); + } + } else { + data = (mask << (bit + 16)); + rmask = data | (data >> 16); + data |= (mux & mask) << bit; + ret = regmap_update_bits(regmap, reg, rmask, data); + } + return ret; + } else if (bank->bank_num > 0) { + reg += 0x8000; /* BUS_IOC_BASE */ + } + } + + if (mux > mask) + return -EINVAL; + + if (bank->route_mask & BIT(pin)) { + if (rockchip_get_mux_route(bank, pin, mux, &route_location, + &route_reg, &route_val)) { + struct regmap *route_regmap = regmap; + + /* handle special locations */ + switch (route_location) { + case ROCKCHIP_ROUTE_PMU: + route_regmap = info->regmap_pmu; + break; + case ROCKCHIP_ROUTE_GRF: + route_regmap = info->regmap_base; + break; + } + + ret = regmap_write(route_regmap, route_reg, route_val); + if (ret) + return ret; + } + } + + data = (mask << (bit + 16)); + rmask = data | (data >> 16); + data |= (mux & mask) << bit; + ret = regmap_update_bits(regmap, reg, rmask, data); + + return ret; +} + +#define PX30_PULL_PMU_OFFSET 0x10 +#define PX30_PULL_GRF_OFFSET 0x60 +#define PX30_PULL_BITS_PER_PIN 2 +#define PX30_PULL_PINS_PER_REG 8 +#define PX30_PULL_BANK_STRIDE 16 + +static int px30_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 32 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = PX30_PULL_PMU_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = PX30_PULL_GRF_OFFSET; + + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * PX30_PULL_BANK_STRIDE; + } + + *reg += ((pin_num / PX30_PULL_PINS_PER_REG) * 4); + *bit = (pin_num % PX30_PULL_PINS_PER_REG); + *bit *= PX30_PULL_BITS_PER_PIN; + + return 0; +} + +#define PX30_DRV_PMU_OFFSET 0x20 +#define PX30_DRV_GRF_OFFSET 0xf0 +#define PX30_DRV_BITS_PER_PIN 2 +#define PX30_DRV_PINS_PER_REG 8 +#define PX30_DRV_BANK_STRIDE 16 + +static int px30_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 32 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = PX30_DRV_PMU_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = PX30_DRV_GRF_OFFSET; + + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * PX30_DRV_BANK_STRIDE; + } + + *reg += ((pin_num / PX30_DRV_PINS_PER_REG) * 4); + *bit = (pin_num % PX30_DRV_PINS_PER_REG); + *bit *= PX30_DRV_BITS_PER_PIN; - spin_lock_irqsave(&bank->slock, flags); + return 0; +} + +#define PX30_SCHMITT_PMU_OFFSET 0x38 +#define PX30_SCHMITT_GRF_OFFSET 0xc0 +#define PX30_SCHMITT_PINS_PER_PMU_REG 16 +#define PX30_SCHMITT_BANK_STRIDE 16 +#define PX30_SCHMITT_PINS_PER_GRF_REG 8 - data = (3 << (bit + 16)); - data |= (mux & 3) << bit; - writel(data, reg); +static int px30_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + int pins_per_reg; - spin_unlock_irqrestore(&bank->slock, flags); + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = PX30_SCHMITT_PMU_OFFSET; + pins_per_reg = PX30_SCHMITT_PINS_PER_PMU_REG; + } else { + *regmap = info->regmap_base; + *reg = PX30_SCHMITT_GRF_OFFSET; + pins_per_reg = PX30_SCHMITT_PINS_PER_GRF_REG; + *reg += (bank->bank_num - 1) * PX30_SCHMITT_BANK_STRIDE; + } + + *reg += ((pin_num / pins_per_reg) * 4); + *bit = pin_num % pins_per_reg; + + return 0; +} + +#define RV1108_PULL_PMU_OFFSET 0x10 +#define RV1108_PULL_OFFSET 0x110 +#define RV1108_PULL_PINS_PER_REG 8 +#define RV1108_PULL_BITS_PER_PIN 2 +#define RV1108_PULL_BANK_STRIDE 16 + +static int rv1108_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 24 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RV1108_PULL_PMU_OFFSET; + } else { + *reg = RV1108_PULL_OFFSET; + *regmap = info->regmap_base; + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * RV1108_PULL_BANK_STRIDE; + } + + *reg += ((pin_num / RV1108_PULL_PINS_PER_REG) * 4); + *bit = (pin_num % RV1108_PULL_PINS_PER_REG); + *bit *= RV1108_PULL_BITS_PER_PIN; + + return 0; +} + +#define RV1108_DRV_PMU_OFFSET 0x20 +#define RV1108_DRV_GRF_OFFSET 0x210 +#define RV1108_DRV_BITS_PER_PIN 2 +#define RV1108_DRV_PINS_PER_REG 8 +#define RV1108_DRV_BANK_STRIDE 16 + +static int rv1108_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 24 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RV1108_DRV_PMU_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = RV1108_DRV_GRF_OFFSET; + + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * RV1108_DRV_BANK_STRIDE; + } + + *reg += ((pin_num / RV1108_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RV1108_DRV_PINS_PER_REG; + *bit *= RV1108_DRV_BITS_PER_PIN; + + return 0; +} + +#define RV1108_SCHMITT_PMU_OFFSET 0x30 +#define RV1108_SCHMITT_GRF_OFFSET 0x388 +#define RV1108_SCHMITT_BANK_STRIDE 8 +#define RV1108_SCHMITT_PINS_PER_GRF_REG 16 +#define RV1108_SCHMITT_PINS_PER_PMU_REG 8 + +static int rv1108_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + int pins_per_reg; + + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RV1108_SCHMITT_PMU_OFFSET; + pins_per_reg = RV1108_SCHMITT_PINS_PER_PMU_REG; + } else { + *regmap = info->regmap_base; + *reg = RV1108_SCHMITT_GRF_OFFSET; + pins_per_reg = RV1108_SCHMITT_PINS_PER_GRF_REG; + *reg += (bank->bank_num - 1) * RV1108_SCHMITT_BANK_STRIDE; + } + *reg += ((pin_num / pins_per_reg) * 4); + *bit = pin_num % pins_per_reg; + + return 0; +} + +#define RV1126_PULL_PMU_OFFSET 0x40 +#define RV1126_PULL_GRF_GPIO1A0_OFFSET 0x10108 +#define RV1126_PULL_PINS_PER_REG 8 +#define RV1126_PULL_BITS_PER_PIN 2 +#define RV1126_PULL_BANK_STRIDE 16 +#define RV1126_GPIO_C4_D7(p) (p >= 20 && p <= 31) /* GPIO0_C4 ~ GPIO0_D7 */ + +static int rv1126_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 24 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + if (RV1126_GPIO_C4_D7(pin_num)) { + *regmap = info->regmap_base; + *reg = RV1126_PULL_GRF_GPIO1A0_OFFSET; + *reg -= (((31 - pin_num) / RV1126_PULL_PINS_PER_REG + 1) * 4); + *bit = pin_num % RV1126_PULL_PINS_PER_REG; + *bit *= RV1126_PULL_BITS_PER_PIN; + return 0; + } + *regmap = info->regmap_pmu; + *reg = RV1126_PULL_PMU_OFFSET; + } else { + *reg = RV1126_PULL_GRF_GPIO1A0_OFFSET; + *regmap = info->regmap_base; + *reg += (bank->bank_num - 1) * RV1126_PULL_BANK_STRIDE; + } + + *reg += ((pin_num / RV1126_PULL_PINS_PER_REG) * 4); + *bit = (pin_num % RV1126_PULL_PINS_PER_REG); + *bit *= RV1126_PULL_BITS_PER_PIN; + + return 0; +} + +#define RV1126_DRV_PMU_OFFSET 0x20 +#define RV1126_DRV_GRF_GPIO1A0_OFFSET 0x10090 +#define RV1126_DRV_BITS_PER_PIN 4 +#define RV1126_DRV_PINS_PER_REG 4 +#define RV1126_DRV_BANK_STRIDE 32 + +static int rv1126_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 24 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + if (RV1126_GPIO_C4_D7(pin_num)) { + *regmap = info->regmap_base; + *reg = RV1126_DRV_GRF_GPIO1A0_OFFSET; + *reg -= (((31 - pin_num) / RV1126_DRV_PINS_PER_REG + 1) * 4); + *reg -= 0x4; + *bit = pin_num % RV1126_DRV_PINS_PER_REG; + *bit *= RV1126_DRV_BITS_PER_PIN; + return 0; + } + *regmap = info->regmap_pmu; + *reg = RV1126_DRV_PMU_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = RV1126_DRV_GRF_GPIO1A0_OFFSET; + *reg += (bank->bank_num - 1) * RV1126_DRV_BANK_STRIDE; + } + + *reg += ((pin_num / RV1126_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RV1126_DRV_PINS_PER_REG; + *bit *= RV1126_DRV_BITS_PER_PIN; + + return 0; +} + +#define RV1126_SCHMITT_PMU_OFFSET 0x60 +#define RV1126_SCHMITT_GRF_GPIO1A0_OFFSET 0x10188 +#define RV1126_SCHMITT_BANK_STRIDE 16 +#define RV1126_SCHMITT_PINS_PER_GRF_REG 8 +#define RV1126_SCHMITT_PINS_PER_PMU_REG 8 + +static int rv1126_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + int pins_per_reg; + + if (bank->bank_num == 0) { + if (RV1126_GPIO_C4_D7(pin_num)) { + *regmap = info->regmap_base; + *reg = RV1126_SCHMITT_GRF_GPIO1A0_OFFSET; + *reg -= (((31 - pin_num) / RV1126_SCHMITT_PINS_PER_GRF_REG + 1) * 4); + *bit = pin_num % RV1126_SCHMITT_PINS_PER_GRF_REG; + return 0; + } + *regmap = info->regmap_pmu; + *reg = RV1126_SCHMITT_PMU_OFFSET; + pins_per_reg = RV1126_SCHMITT_PINS_PER_PMU_REG; + } else { + *regmap = info->regmap_base; + *reg = RV1126_SCHMITT_GRF_GPIO1A0_OFFSET; + pins_per_reg = RV1126_SCHMITT_PINS_PER_GRF_REG; + *reg += (bank->bank_num - 1) * RV1126_SCHMITT_BANK_STRIDE; + } + *reg += ((pin_num / pins_per_reg) * 4); + *bit = pin_num % pins_per_reg; + + return 0; +} + +#define RK3308_SCHMITT_PINS_PER_REG 8 +#define RK3308_SCHMITT_BANK_STRIDE 16 +#define RK3308_SCHMITT_GRF_OFFSET 0x1a0 + +static int rk3308_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK3308_SCHMITT_GRF_OFFSET; + + *reg += bank->bank_num * RK3308_SCHMITT_BANK_STRIDE; + *reg += ((pin_num / RK3308_SCHMITT_PINS_PER_REG) * 4); + *bit = pin_num % RK3308_SCHMITT_PINS_PER_REG; + + return 0; +} + +#define RK2928_PULL_OFFSET 0x118 +#define RK2928_PULL_PINS_PER_REG 16 +#define RK2928_PULL_BANK_STRIDE 8 + +static int rk2928_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK2928_PULL_OFFSET; + *reg += bank->bank_num * RK2928_PULL_BANK_STRIDE; + *reg += (pin_num / RK2928_PULL_PINS_PER_REG) * 4; + + *bit = pin_num % RK2928_PULL_PINS_PER_REG; + + return 0; +}; + +#define RK3128_PULL_OFFSET 0x118 + +static int rk3128_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK3128_PULL_OFFSET; + *reg += bank->bank_num * RK2928_PULL_BANK_STRIDE; + *reg += ((pin_num / RK2928_PULL_PINS_PER_REG) * 4); + + *bit = pin_num % RK2928_PULL_PINS_PER_REG; + + return 0; +} + +#define RK3188_PULL_OFFSET 0x164 +#define RK3188_PULL_BITS_PER_PIN 2 +#define RK3188_PULL_PINS_PER_REG 8 +#define RK3188_PULL_BANK_STRIDE 16 +#define RK3188_PULL_PMU_OFFSET 0x64 + +static int rk3188_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 12 pins of the first bank are located elsewhere */ + if (bank->bank_num == 0 && pin_num < 12) { + *regmap = info->regmap_pmu ? info->regmap_pmu + : bank->regmap_pull; + *reg = info->regmap_pmu ? RK3188_PULL_PMU_OFFSET : 0; + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3188_PULL_PINS_PER_REG; + *bit *= RK3188_PULL_BITS_PER_PIN; + } else { + *regmap = info->regmap_pull ? info->regmap_pull + : info->regmap_base; + *reg = info->regmap_pull ? 0 : RK3188_PULL_OFFSET; + + /* correct the offset, as it is the 2nd pull register */ + *reg -= 4; + *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + + /* + * The bits in these registers have an inverse ordering + * with the lowest pin being in bits 15:14 and the highest + * pin in bits 1:0 + */ + *bit = 7 - (pin_num % RK3188_PULL_PINS_PER_REG); + *bit *= RK3188_PULL_BITS_PER_PIN; + } + + return 0; +} + +#define RK3288_PULL_OFFSET 0x140 +static int rk3288_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 24 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK3188_PULL_PMU_OFFSET; + + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3188_PULL_PINS_PER_REG; + *bit *= RK3188_PULL_BITS_PER_PIN; + } else { + *regmap = info->regmap_base; + *reg = RK3288_PULL_OFFSET; + + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3188_PULL_PINS_PER_REG); + *bit *= RK3188_PULL_BITS_PER_PIN; + } + + return 0; +} + +#define RK3288_DRV_PMU_OFFSET 0x70 +#define RK3288_DRV_GRF_OFFSET 0x1c0 +#define RK3288_DRV_BITS_PER_PIN 2 +#define RK3288_DRV_PINS_PER_REG 8 +#define RK3288_DRV_BANK_STRIDE 16 + +static int rk3288_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 24 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK3288_DRV_PMU_OFFSET; + + *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RK3288_DRV_PINS_PER_REG; + *bit *= RK3288_DRV_BITS_PER_PIN; + } else { + *regmap = info->regmap_base; + *reg = RK3288_DRV_GRF_OFFSET; + + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE; + *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3288_DRV_PINS_PER_REG); + *bit *= RK3288_DRV_BITS_PER_PIN; + } + + return 0; +} + +#define RK3228_PULL_OFFSET 0x100 + +static int rk3228_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK3228_PULL_OFFSET; + *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3188_PULL_PINS_PER_REG); + *bit *= RK3188_PULL_BITS_PER_PIN; + + return 0; +} + +#define RK3228_DRV_GRF_OFFSET 0x200 + +static int rk3228_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK3228_DRV_GRF_OFFSET; + *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE; + *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3288_DRV_PINS_PER_REG); + *bit *= RK3288_DRV_BITS_PER_PIN; + + return 0; +} + +#define RK3308_PULL_OFFSET 0xa0 + +static int rk3308_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK3308_PULL_OFFSET; + *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3188_PULL_PINS_PER_REG); + *bit *= RK3188_PULL_BITS_PER_PIN; + + return 0; +} + +#define RK3308_DRV_GRF_OFFSET 0x100 + +static int rk3308_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK3308_DRV_GRF_OFFSET; + *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE; + *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3288_DRV_PINS_PER_REG); + *bit *= RK3288_DRV_BITS_PER_PIN; + + return 0; +} + +#define RK3368_PULL_GRF_OFFSET 0x100 +#define RK3368_PULL_PMU_OFFSET 0x10 + +static int rk3368_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 32 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK3368_PULL_PMU_OFFSET; + + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3188_PULL_PINS_PER_REG; + *bit *= RK3188_PULL_BITS_PER_PIN; + } else { + *regmap = info->regmap_base; + *reg = RK3368_PULL_GRF_OFFSET; + + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3188_PULL_PINS_PER_REG); + *bit *= RK3188_PULL_BITS_PER_PIN; + } + + return 0; +} + +#define RK3368_DRV_PMU_OFFSET 0x20 +#define RK3368_DRV_GRF_OFFSET 0x200 + +static int rk3368_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 32 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK3368_DRV_PMU_OFFSET; + + *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RK3288_DRV_PINS_PER_REG; + *bit *= RK3288_DRV_BITS_PER_PIN; + } else { + *regmap = info->regmap_base; + *reg = RK3368_DRV_GRF_OFFSET; + + /* correct the offset, as we're starting with the 2nd bank */ + *reg -= 0x10; + *reg += bank->bank_num * RK3288_DRV_BANK_STRIDE; + *reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3288_DRV_PINS_PER_REG); + *bit *= RK3288_DRV_BITS_PER_PIN; + } + + return 0; +} + +#define RK3399_PULL_GRF_OFFSET 0xe040 +#define RK3399_PULL_PMU_OFFSET 0x40 +#define RK3399_DRV_3BITS_PER_PIN 3 + +static int rk3399_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The bank0:16 and bank1:32 pins are located in PMU */ + if ((bank->bank_num == 0) || (bank->bank_num == 1)) { + *regmap = info->regmap_pmu; + *reg = RK3399_PULL_PMU_OFFSET; + + *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE; + + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3188_PULL_PINS_PER_REG; + *bit *= RK3188_PULL_BITS_PER_PIN; + } else { + *regmap = info->regmap_base; + *reg = RK3399_PULL_GRF_OFFSET; + + /* correct the offset, as we're starting with the 3rd bank */ + *reg -= 0x20; + *reg += bank->bank_num * RK3188_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3188_PULL_PINS_PER_REG); + *bit *= RK3188_PULL_BITS_PER_PIN; + } + + return 0; +} + +static int rk3399_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + int drv_num = (pin_num / 8); + + /* The bank0:16 and bank1:32 pins are located in PMU */ + if ((bank->bank_num == 0) || (bank->bank_num == 1)) + *regmap = info->regmap_pmu; + else + *regmap = info->regmap_base; + + *reg = bank->drv[drv_num].offset; + if ((bank->drv[drv_num].drv_type == DRV_TYPE_IO_1V8_3V0_AUTO) || + (bank->drv[drv_num].drv_type == DRV_TYPE_IO_3V3_ONLY)) + *bit = (pin_num % 8) * 3; + else + *bit = (pin_num % 8) * 2; + + return 0; +} + +#define RK3506_DRV_BITS_PER_PIN 8 +#define RK3506_DRV_PINS_PER_REG 2 +#define RK3506_DRV_GPIO0_A_OFFSET 0x100 +#define RK3506_DRV_GPIO0_D_OFFSET 0x830 +#define RK3506_DRV_GPIO1_OFFSET 0x140 +#define RK3506_DRV_GPIO2_OFFSET 0x180 +#define RK3506_DRV_GPIO3_OFFSET 0x1c0 +#define RK3506_DRV_GPIO4_OFFSET 0x840 + +static int rk3506_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + int ret = 0; + + switch (bank->bank_num) { + case 0: + *regmap = info->regmap_pmu; + if (pin_num > 24) { + ret = -EINVAL; + } else if (pin_num < 24) { + *reg = RK3506_DRV_GPIO0_A_OFFSET; + } else { + *reg = RK3506_DRV_GPIO0_D_OFFSET; + *bit = 3; + + return 0; + } + break; + + case 1: + *regmap = info->regmap_ioc1; + if (pin_num < 28) + *reg = RK3506_DRV_GPIO1_OFFSET; + else + ret = -EINVAL; + break; + + case 2: + *regmap = info->regmap_base; + if (pin_num < 17) + *reg = RK3506_DRV_GPIO2_OFFSET; + else + ret = -EINVAL; + break; + + case 3: + *regmap = info->regmap_base; + if (pin_num < 15) + *reg = RK3506_DRV_GPIO3_OFFSET; + else + ret = -EINVAL; + break; + + case 4: + *regmap = info->regmap_base; + if (pin_num < 8 || pin_num > 11) { + ret = -EINVAL; + } else { + *reg = RK3506_DRV_GPIO4_OFFSET; + *bit = 10; + + return 0; + } + break; + + default: + ret = -EINVAL; + break; + } + + if (ret) { + dev_err(info->dev, "unsupported bank_num %d pin_num %d\n", bank->bank_num, pin_num); + + return ret; + } + + *reg += ((pin_num / RK3506_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RK3506_DRV_PINS_PER_REG; + *bit *= RK3506_DRV_BITS_PER_PIN; + + return 0; +} + +#define RK3506_PULL_BITS_PER_PIN 2 +#define RK3506_PULL_PINS_PER_REG 8 +#define RK3506_PULL_GPIO0_A_OFFSET 0x200 +#define RK3506_PULL_GPIO0_D_OFFSET 0x830 +#define RK3506_PULL_GPIO1_OFFSET 0x210 +#define RK3506_PULL_GPIO2_OFFSET 0x220 +#define RK3506_PULL_GPIO3_OFFSET 0x230 +#define RK3506_PULL_GPIO4_OFFSET 0x840 + +static int rk3506_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + int ret = 0; + + switch (bank->bank_num) { + case 0: + *regmap = info->regmap_pmu; + if (pin_num > 24) { + ret = -EINVAL; + } else if (pin_num < 24) { + *reg = RK3506_PULL_GPIO0_A_OFFSET; + } else { + *reg = RK3506_PULL_GPIO0_D_OFFSET; + *bit = 5; + + return 0; + } + break; + + case 1: + *regmap = info->regmap_ioc1; + if (pin_num < 28) + *reg = RK3506_PULL_GPIO1_OFFSET; + else + ret = -EINVAL; + break; + + case 2: + *regmap = info->regmap_base; + if (pin_num < 17) + *reg = RK3506_PULL_GPIO2_OFFSET; + else + ret = -EINVAL; + break; + + case 3: + *regmap = info->regmap_base; + if (pin_num < 15) + *reg = RK3506_PULL_GPIO3_OFFSET; + else + ret = -EINVAL; + break; + + case 4: + *regmap = info->regmap_base; + if (pin_num < 8 || pin_num > 11) { + ret = -EINVAL; + } else { + *reg = RK3506_PULL_GPIO4_OFFSET; + *bit = 13; + + return 0; + } + break; + + default: + ret = -EINVAL; + break; + } + + if (ret) { + dev_err(info->dev, "unsupported bank_num %d pin_num %d\n", bank->bank_num, pin_num); + + return ret; + } + + *reg += ((pin_num / RK3506_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3506_PULL_PINS_PER_REG; + *bit *= RK3506_PULL_BITS_PER_PIN; + + return 0; +} + +#define RK3506_SMT_BITS_PER_PIN 1 +#define RK3506_SMT_PINS_PER_REG 8 +#define RK3506_SMT_GPIO0_A_OFFSET 0x400 +#define RK3506_SMT_GPIO0_D_OFFSET 0x830 +#define RK3506_SMT_GPIO1_OFFSET 0x410 +#define RK3506_SMT_GPIO2_OFFSET 0x420 +#define RK3506_SMT_GPIO3_OFFSET 0x430 +#define RK3506_SMT_GPIO4_OFFSET 0x840 + +static int rk3506_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + int ret = 0; + + switch (bank->bank_num) { + case 0: + *regmap = info->regmap_pmu; + if (pin_num > 24) { + ret = -EINVAL; + } else if (pin_num < 24) { + *reg = RK3506_SMT_GPIO0_A_OFFSET; + } else { + *reg = RK3506_SMT_GPIO0_D_OFFSET; + *bit = 9; + + return 0; + } + break; + + case 1: + *regmap = info->regmap_ioc1; + if (pin_num < 28) + *reg = RK3506_SMT_GPIO1_OFFSET; + else + ret = -EINVAL; + break; + + case 2: + *regmap = info->regmap_base; + if (pin_num < 17) + *reg = RK3506_SMT_GPIO2_OFFSET; + else + ret = -EINVAL; + break; + + case 3: + *regmap = info->regmap_base; + if (pin_num < 15) + *reg = RK3506_SMT_GPIO3_OFFSET; + else + ret = -EINVAL; + break; + + case 4: + *regmap = info->regmap_base; + if (pin_num < 8 || pin_num > 11) { + ret = -EINVAL; + } else { + *reg = RK3506_SMT_GPIO4_OFFSET; + *bit = 8; + + return 0; + } + break; + + default: + ret = -EINVAL; + break; + } + + if (ret) { + dev_err(info->dev, "unsupported bank_num %d pin_num %d\n", bank->bank_num, pin_num); + + return ret; + } + + *reg += ((pin_num / RK3506_SMT_PINS_PER_REG) * 4); + *bit = pin_num % RK3506_SMT_PINS_PER_REG; + *bit *= RK3506_SMT_BITS_PER_PIN; + + return 0; +} + +#define RK3528_DRV_BITS_PER_PIN 8 +#define RK3528_DRV_PINS_PER_REG 2 +#define RK3528_DRV_GPIO0_OFFSET 0x100 +#define RK3528_DRV_GPIO1_OFFSET 0x20120 +#define RK3528_DRV_GPIO2_OFFSET 0x30160 +#define RK3528_DRV_GPIO3_OFFSET 0x20190 +#define RK3528_DRV_GPIO4_OFFSET 0x101C0 + +static int rk3528_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + + if (bank->bank_num == 0) + *reg = RK3528_DRV_GPIO0_OFFSET; + else if (bank->bank_num == 1) + *reg = RK3528_DRV_GPIO1_OFFSET; + else if (bank->bank_num == 2) + *reg = RK3528_DRV_GPIO2_OFFSET; + else if (bank->bank_num == 3) + *reg = RK3528_DRV_GPIO3_OFFSET; + else if (bank->bank_num == 4) + *reg = RK3528_DRV_GPIO4_OFFSET; + else + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + + *reg += ((pin_num / RK3528_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RK3528_DRV_PINS_PER_REG; + *bit *= RK3528_DRV_BITS_PER_PIN; + + return 0; +} + +#define RK3528_PULL_BITS_PER_PIN 2 +#define RK3528_PULL_PINS_PER_REG 8 +#define RK3528_PULL_GPIO0_OFFSET 0x200 +#define RK3528_PULL_GPIO1_OFFSET 0x20210 +#define RK3528_PULL_GPIO2_OFFSET 0x30220 +#define RK3528_PULL_GPIO3_OFFSET 0x20230 +#define RK3528_PULL_GPIO4_OFFSET 0x10240 + +static int rk3528_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + + if (bank->bank_num == 0) + *reg = RK3528_PULL_GPIO0_OFFSET; + else if (bank->bank_num == 1) + *reg = RK3528_PULL_GPIO1_OFFSET; + else if (bank->bank_num == 2) + *reg = RK3528_PULL_GPIO2_OFFSET; + else if (bank->bank_num == 3) + *reg = RK3528_PULL_GPIO3_OFFSET; + else if (bank->bank_num == 4) + *reg = RK3528_PULL_GPIO4_OFFSET; + else + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + + *reg += ((pin_num / RK3528_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3528_PULL_PINS_PER_REG; + *bit *= RK3528_PULL_BITS_PER_PIN; + + return 0; +} + +#define RK3528_SMT_BITS_PER_PIN 1 +#define RK3528_SMT_PINS_PER_REG 8 +#define RK3528_SMT_GPIO0_OFFSET 0x400 +#define RK3528_SMT_GPIO1_OFFSET 0x20410 +#define RK3528_SMT_GPIO2_OFFSET 0x30420 +#define RK3528_SMT_GPIO3_OFFSET 0x20430 +#define RK3528_SMT_GPIO4_OFFSET 0x10440 + +static int rk3528_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + + if (bank->bank_num == 0) + *reg = RK3528_SMT_GPIO0_OFFSET; + else if (bank->bank_num == 1) + *reg = RK3528_SMT_GPIO1_OFFSET; + else if (bank->bank_num == 2) + *reg = RK3528_SMT_GPIO2_OFFSET; + else if (bank->bank_num == 3) + *reg = RK3528_SMT_GPIO3_OFFSET; + else if (bank->bank_num == 4) + *reg = RK3528_SMT_GPIO4_OFFSET; + else + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + + *reg += ((pin_num / RK3528_SMT_PINS_PER_REG) * 4); + *bit = pin_num % RK3528_SMT_PINS_PER_REG; + *bit *= RK3528_SMT_BITS_PER_PIN; + + return 0; +} + +#define RK3562_DRV_BITS_PER_PIN 8 +#define RK3562_DRV_PINS_PER_REG 2 +#define RK3562_DRV_GPIO0_OFFSET 0x20070 +#define RK3562_DRV_GPIO1_OFFSET 0x200 +#define RK3562_DRV_GPIO2_OFFSET 0x240 +#define RK3562_DRV_GPIO3_OFFSET 0x10280 +#define RK3562_DRV_GPIO4_OFFSET 0x102C0 + +static int rk3562_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + switch (bank->bank_num) { + case 0: + *reg = RK3562_DRV_GPIO0_OFFSET; + break; + + case 1: + *reg = RK3562_DRV_GPIO1_OFFSET; + break; + + case 2: + *reg = RK3562_DRV_GPIO2_OFFSET; + break; + + case 3: + *reg = RK3562_DRV_GPIO3_OFFSET; + break; + + case 4: + *reg = RK3562_DRV_GPIO4_OFFSET; + break; + + default: + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + break; + } + + *reg += ((pin_num / RK3562_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RK3562_DRV_PINS_PER_REG; + *bit *= RK3562_DRV_BITS_PER_PIN; + + return 0; +} + +#define RK3562_PULL_BITS_PER_PIN 2 +#define RK3562_PULL_PINS_PER_REG 8 +#define RK3562_PULL_GPIO0_OFFSET 0x20020 +#define RK3562_PULL_GPIO1_OFFSET 0x80 +#define RK3562_PULL_GPIO2_OFFSET 0x90 +#define RK3562_PULL_GPIO3_OFFSET 0x100A0 +#define RK3562_PULL_GPIO4_OFFSET 0x100B0 + +static int rk3562_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + switch (bank->bank_num) { + case 0: + *reg = RK3562_PULL_GPIO0_OFFSET; + break; + + case 1: + *reg = RK3562_PULL_GPIO1_OFFSET; + break; + + case 2: + *reg = RK3562_PULL_GPIO2_OFFSET; + break; + + case 3: + *reg = RK3562_PULL_GPIO3_OFFSET; + break; + + case 4: + *reg = RK3562_PULL_GPIO4_OFFSET; + break; + + default: + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + break; + } + + *reg += ((pin_num / RK3562_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3562_PULL_PINS_PER_REG; + *bit *= RK3562_PULL_BITS_PER_PIN; + + return 0; +} + +#define RK3562_SMT_BITS_PER_PIN 2 +#define RK3562_SMT_PINS_PER_REG 8 +#define RK3562_SMT_GPIO0_OFFSET 0x20030 +#define RK3562_SMT_GPIO1_OFFSET 0xC0 +#define RK3562_SMT_GPIO2_OFFSET 0xD0 +#define RK3562_SMT_GPIO3_OFFSET 0x100E0 +#define RK3562_SMT_GPIO4_OFFSET 0x100F0 + +static int rk3562_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + switch (bank->bank_num) { + case 0: + *reg = RK3562_SMT_GPIO0_OFFSET; + break; + + case 1: + *reg = RK3562_SMT_GPIO1_OFFSET; + break; + + case 2: + *reg = RK3562_SMT_GPIO2_OFFSET; + break; + + case 3: + *reg = RK3562_SMT_GPIO3_OFFSET; + break; + + case 4: + *reg = RK3562_SMT_GPIO4_OFFSET; + break; + + default: + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + break; + } + + *reg += ((pin_num / RK3562_SMT_PINS_PER_REG) * 4); + *bit = pin_num % RK3562_SMT_PINS_PER_REG; + *bit *= RK3562_SMT_BITS_PER_PIN; + + return 0; } +#define RK3568_PULL_PMU_OFFSET 0x20 +#define RK3568_PULL_GRF_OFFSET 0x80 +#define RK3568_PULL_BITS_PER_PIN 2 +#define RK3568_PULL_PINS_PER_REG 8 +#define RK3568_PULL_BANK_STRIDE 0x10 + +static int rk3568_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK3568_PULL_PMU_OFFSET; + *reg += bank->bank_num * RK3568_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3568_PULL_PINS_PER_REG) * 4); + + *bit = pin_num % RK3568_PULL_PINS_PER_REG; + *bit *= RK3568_PULL_BITS_PER_PIN; + } else { + *regmap = info->regmap_base; + *reg = RK3568_PULL_GRF_OFFSET; + *reg += (bank->bank_num - 1) * RK3568_PULL_BANK_STRIDE; + *reg += ((pin_num / RK3568_PULL_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3568_PULL_PINS_PER_REG); + *bit *= RK3568_PULL_BITS_PER_PIN; + } + + return 0; +} + +#define RK3568_DRV_PMU_OFFSET 0x70 +#define RK3568_DRV_GRF_OFFSET 0x200 +#define RK3568_DRV_BITS_PER_PIN 8 +#define RK3568_DRV_PINS_PER_REG 2 +#define RK3568_DRV_BANK_STRIDE 0x40 + +static int rk3568_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + /* The first 32 pins of the first bank are located in PMU */ + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK3568_DRV_PMU_OFFSET; + *reg += ((pin_num / RK3568_DRV_PINS_PER_REG) * 4); + + *bit = pin_num % RK3568_DRV_PINS_PER_REG; + *bit *= RK3568_DRV_BITS_PER_PIN; + } else { + *regmap = info->regmap_base; + *reg = RK3568_DRV_GRF_OFFSET; + *reg += (bank->bank_num - 1) * RK3568_DRV_BANK_STRIDE; + *reg += ((pin_num / RK3568_DRV_PINS_PER_REG) * 4); + + *bit = (pin_num % RK3568_DRV_PINS_PER_REG); + *bit *= RK3568_DRV_BITS_PER_PIN; + } + + return 0; +} + +#define RK3576_DRV_BITS_PER_PIN 4 +#define RK3576_DRV_PINS_PER_REG 4 +#define RK3576_DRV_GPIO0_AL_OFFSET 0x10 +#define RK3576_DRV_GPIO0_BH_OFFSET 0x2014 +#define RK3576_DRV_GPIO1_OFFSET 0x6020 +#define RK3576_DRV_GPIO2_OFFSET 0x6040 +#define RK3576_DRV_GPIO3_OFFSET 0x6060 +#define RK3576_DRV_GPIO4_AL_OFFSET 0x6080 +#define RK3576_DRV_GPIO4_CL_OFFSET 0xA090 +#define RK3576_DRV_GPIO4_DL_OFFSET 0xB098 + +static int rk3576_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + + if (bank->bank_num == 0 && pin_num < 12) + *reg = RK3576_DRV_GPIO0_AL_OFFSET; + else if (bank->bank_num == 0) + *reg = RK3576_DRV_GPIO0_BH_OFFSET - 0xc; + else if (bank->bank_num == 1) + *reg = RK3576_DRV_GPIO1_OFFSET; + else if (bank->bank_num == 2) + *reg = RK3576_DRV_GPIO2_OFFSET; + else if (bank->bank_num == 3) + *reg = RK3576_DRV_GPIO3_OFFSET; + else if (bank->bank_num == 4 && pin_num < 16) + *reg = RK3576_DRV_GPIO4_AL_OFFSET; + else if (bank->bank_num == 4 && pin_num < 24) + *reg = RK3576_DRV_GPIO4_CL_OFFSET - 0x10; + else if (bank->bank_num == 4) + *reg = RK3576_DRV_GPIO4_DL_OFFSET - 0x18; + else + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + + *reg += ((pin_num / RK3576_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RK3576_DRV_PINS_PER_REG; + *bit *= RK3576_DRV_BITS_PER_PIN; + + return 0; +} + +#define RK3576_PULL_BITS_PER_PIN 2 +#define RK3576_PULL_PINS_PER_REG 8 +#define RK3576_PULL_GPIO0_AL_OFFSET 0x20 +#define RK3576_PULL_GPIO0_BH_OFFSET 0x2028 +#define RK3576_PULL_GPIO1_OFFSET 0x6110 +#define RK3576_PULL_GPIO2_OFFSET 0x6120 +#define RK3576_PULL_GPIO3_OFFSET 0x6130 +#define RK3576_PULL_GPIO4_AL_OFFSET 0x6140 +#define RK3576_PULL_GPIO4_CL_OFFSET 0xA148 +#define RK3576_PULL_GPIO4_DL_OFFSET 0xB14C + +static int rk3576_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + + if (bank->bank_num == 0 && pin_num < 12) + *reg = RK3576_PULL_GPIO0_AL_OFFSET; + else if (bank->bank_num == 0) + *reg = RK3576_PULL_GPIO0_BH_OFFSET - 0x4; + else if (bank->bank_num == 1) + *reg = RK3576_PULL_GPIO1_OFFSET; + else if (bank->bank_num == 2) + *reg = RK3576_PULL_GPIO2_OFFSET; + else if (bank->bank_num == 3) + *reg = RK3576_PULL_GPIO3_OFFSET; + else if (bank->bank_num == 4 && pin_num < 16) + *reg = RK3576_PULL_GPIO4_AL_OFFSET; + else if (bank->bank_num == 4 && pin_num < 24) + *reg = RK3576_PULL_GPIO4_CL_OFFSET - 0x8; + else if (bank->bank_num == 4) + *reg = RK3576_PULL_GPIO4_DL_OFFSET - 0xc; + else + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + + *reg += ((pin_num / RK3576_PULL_PINS_PER_REG) * 4); + *bit = pin_num % RK3576_PULL_PINS_PER_REG; + *bit *= RK3576_PULL_BITS_PER_PIN; + + return 0; +} + +#define RK3576_SMT_BITS_PER_PIN 1 +#define RK3576_SMT_PINS_PER_REG 8 +#define RK3576_SMT_GPIO0_AL_OFFSET 0x30 +#define RK3576_SMT_GPIO0_BH_OFFSET 0x2040 +#define RK3576_SMT_GPIO1_OFFSET 0x6210 +#define RK3576_SMT_GPIO2_OFFSET 0x6220 +#define RK3576_SMT_GPIO3_OFFSET 0x6230 +#define RK3576_SMT_GPIO4_AL_OFFSET 0x6240 +#define RK3576_SMT_GPIO4_CL_OFFSET 0xA248 +#define RK3576_SMT_GPIO4_DL_OFFSET 0xB24C + +static int rk3576_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + + if (bank->bank_num == 0 && pin_num < 12) + *reg = RK3576_SMT_GPIO0_AL_OFFSET; + else if (bank->bank_num == 0) + *reg = RK3576_SMT_GPIO0_BH_OFFSET - 0x4; + else if (bank->bank_num == 1) + *reg = RK3576_SMT_GPIO1_OFFSET; + else if (bank->bank_num == 2) + *reg = RK3576_SMT_GPIO2_OFFSET; + else if (bank->bank_num == 3) + *reg = RK3576_SMT_GPIO3_OFFSET; + else if (bank->bank_num == 4 && pin_num < 16) + *reg = RK3576_SMT_GPIO4_AL_OFFSET; + else if (bank->bank_num == 4 && pin_num < 24) + *reg = RK3576_SMT_GPIO4_CL_OFFSET - 0x8; + else if (bank->bank_num == 4) + *reg = RK3576_SMT_GPIO4_DL_OFFSET - 0xc; + else + dev_err(info->dev, "unsupported bank_num %d\n", bank->bank_num); + + *reg += ((pin_num / RK3576_SMT_PINS_PER_REG) * 4); + *bit = pin_num % RK3576_SMT_PINS_PER_REG; + *bit *= RK3576_SMT_BITS_PER_PIN; + + return 0; +} + +#define RK3588_PMU1_IOC_REG (0x0000) +#define RK3588_PMU2_IOC_REG (0x4000) +#define RK3588_BUS_IOC_REG (0x8000) +#define RK3588_VCCIO1_4_IOC_REG (0x9000) +#define RK3588_VCCIO3_5_IOC_REG (0xA000) +#define RK3588_VCCIO2_IOC_REG (0xB000) +#define RK3588_VCCIO6_IOC_REG (0xC000) +#define RK3588_EMMC_IOC_REG (0xD000) + +static const u32 rk3588_ds_regs[][2] = { + {RK_GPIO0_A0, RK3588_PMU1_IOC_REG + 0x0010}, + {RK_GPIO0_A4, RK3588_PMU1_IOC_REG + 0x0014}, + {RK_GPIO0_B0, RK3588_PMU1_IOC_REG + 0x0018}, + {RK_GPIO0_B4, RK3588_PMU2_IOC_REG + 0x0014}, + {RK_GPIO0_C0, RK3588_PMU2_IOC_REG + 0x0018}, + {RK_GPIO0_C4, RK3588_PMU2_IOC_REG + 0x001C}, + {RK_GPIO0_D0, RK3588_PMU2_IOC_REG + 0x0020}, + {RK_GPIO0_D4, RK3588_PMU2_IOC_REG + 0x0024}, + {RK_GPIO1_A0, RK3588_VCCIO1_4_IOC_REG + 0x0020}, + {RK_GPIO1_A4, RK3588_VCCIO1_4_IOC_REG + 0x0024}, + {RK_GPIO1_B0, RK3588_VCCIO1_4_IOC_REG + 0x0028}, + {RK_GPIO1_B4, RK3588_VCCIO1_4_IOC_REG + 0x002C}, + {RK_GPIO1_C0, RK3588_VCCIO1_4_IOC_REG + 0x0030}, + {RK_GPIO1_C4, RK3588_VCCIO1_4_IOC_REG + 0x0034}, + {RK_GPIO1_D0, RK3588_VCCIO1_4_IOC_REG + 0x0038}, + {RK_GPIO1_D4, RK3588_VCCIO1_4_IOC_REG + 0x003C}, + {RK_GPIO2_A0, RK3588_EMMC_IOC_REG + 0x0040}, + {RK_GPIO2_A4, RK3588_VCCIO3_5_IOC_REG + 0x0044}, + {RK_GPIO2_B0, RK3588_VCCIO3_5_IOC_REG + 0x0048}, + {RK_GPIO2_B4, RK3588_VCCIO3_5_IOC_REG + 0x004C}, + {RK_GPIO2_C0, RK3588_VCCIO3_5_IOC_REG + 0x0050}, + {RK_GPIO2_C4, RK3588_VCCIO3_5_IOC_REG + 0x0054}, + {RK_GPIO2_D0, RK3588_EMMC_IOC_REG + 0x0058}, + {RK_GPIO2_D4, RK3588_EMMC_IOC_REG + 0x005C}, + {RK_GPIO3_A0, RK3588_VCCIO3_5_IOC_REG + 0x0060}, + {RK_GPIO3_A4, RK3588_VCCIO3_5_IOC_REG + 0x0064}, + {RK_GPIO3_B0, RK3588_VCCIO3_5_IOC_REG + 0x0068}, + {RK_GPIO3_B4, RK3588_VCCIO3_5_IOC_REG + 0x006C}, + {RK_GPIO3_C0, RK3588_VCCIO3_5_IOC_REG + 0x0070}, + {RK_GPIO3_C4, RK3588_VCCIO3_5_IOC_REG + 0x0074}, + {RK_GPIO3_D0, RK3588_VCCIO3_5_IOC_REG + 0x0078}, + {RK_GPIO3_D4, RK3588_VCCIO3_5_IOC_REG + 0x007C}, + {RK_GPIO4_A0, RK3588_VCCIO6_IOC_REG + 0x0080}, + {RK_GPIO4_A4, RK3588_VCCIO6_IOC_REG + 0x0084}, + {RK_GPIO4_B0, RK3588_VCCIO6_IOC_REG + 0x0088}, + {RK_GPIO4_B4, RK3588_VCCIO6_IOC_REG + 0x008C}, + {RK_GPIO4_C0, RK3588_VCCIO6_IOC_REG + 0x0090}, + {RK_GPIO4_C2, RK3588_VCCIO3_5_IOC_REG + 0x0090}, + {RK_GPIO4_C4, RK3588_VCCIO3_5_IOC_REG + 0x0094}, + {RK_GPIO4_D0, RK3588_VCCIO2_IOC_REG + 0x0098}, + {RK_GPIO4_D4, RK3588_VCCIO2_IOC_REG + 0x009C}, +}; + +static const u32 rk3588_p_regs[][2] = { + {RK_GPIO0_A0, RK3588_PMU1_IOC_REG + 0x0020}, + {RK_GPIO0_B0, RK3588_PMU1_IOC_REG + 0x0024}, + {RK_GPIO0_B5, RK3588_PMU2_IOC_REG + 0x0028}, + {RK_GPIO0_C0, RK3588_PMU2_IOC_REG + 0x002C}, + {RK_GPIO0_D0, RK3588_PMU2_IOC_REG + 0x0030}, + {RK_GPIO1_A0, RK3588_VCCIO1_4_IOC_REG + 0x0110}, + {RK_GPIO1_B0, RK3588_VCCIO1_4_IOC_REG + 0x0114}, + {RK_GPIO1_C0, RK3588_VCCIO1_4_IOC_REG + 0x0118}, + {RK_GPIO1_D0, RK3588_VCCIO1_4_IOC_REG + 0x011C}, + {RK_GPIO2_A0, RK3588_EMMC_IOC_REG + 0x0120}, + {RK_GPIO2_A6, RK3588_VCCIO3_5_IOC_REG + 0x0120}, + {RK_GPIO2_B0, RK3588_VCCIO3_5_IOC_REG + 0x0124}, + {RK_GPIO2_C0, RK3588_VCCIO3_5_IOC_REG + 0x0128}, + {RK_GPIO2_D0, RK3588_EMMC_IOC_REG + 0x012C}, + {RK_GPIO3_A0, RK3588_VCCIO3_5_IOC_REG + 0x0130}, + {RK_GPIO3_B0, RK3588_VCCIO3_5_IOC_REG + 0x0134}, + {RK_GPIO3_C0, RK3588_VCCIO3_5_IOC_REG + 0x0138}, + {RK_GPIO3_D0, RK3588_VCCIO3_5_IOC_REG + 0x013C}, + {RK_GPIO4_A0, RK3588_VCCIO6_IOC_REG + 0x0140}, + {RK_GPIO4_B0, RK3588_VCCIO6_IOC_REG + 0x0144}, + {RK_GPIO4_C0, RK3588_VCCIO6_IOC_REG + 0x0148}, + {RK_GPIO4_C2, RK3588_VCCIO3_5_IOC_REG + 0x0148}, + {RK_GPIO4_D0, RK3588_VCCIO2_IOC_REG + 0x014C}, +}; + +static const u32 rk3588_smt_regs[][2] = { + {RK_GPIO0_A0, RK3588_PMU1_IOC_REG + 0x0030}, + {RK_GPIO0_B0, RK3588_PMU1_IOC_REG + 0x0034}, + {RK_GPIO0_B5, RK3588_PMU2_IOC_REG + 0x0040}, + {RK_GPIO0_C0, RK3588_PMU2_IOC_REG + 0x0044}, + {RK_GPIO0_D0, RK3588_PMU2_IOC_REG + 0x0048}, + {RK_GPIO1_A0, RK3588_VCCIO1_4_IOC_REG + 0x0210}, + {RK_GPIO1_B0, RK3588_VCCIO1_4_IOC_REG + 0x0214}, + {RK_GPIO1_C0, RK3588_VCCIO1_4_IOC_REG + 0x0218}, + {RK_GPIO1_D0, RK3588_VCCIO1_4_IOC_REG + 0x021C}, + {RK_GPIO2_A0, RK3588_EMMC_IOC_REG + 0x0220}, + {RK_GPIO2_A6, RK3588_VCCIO3_5_IOC_REG + 0x0220}, + {RK_GPIO2_B0, RK3588_VCCIO3_5_IOC_REG + 0x0224}, + {RK_GPIO2_C0, RK3588_VCCIO3_5_IOC_REG + 0x0228}, + {RK_GPIO2_D0, RK3588_EMMC_IOC_REG + 0x022C}, + {RK_GPIO3_A0, RK3588_VCCIO3_5_IOC_REG + 0x0230}, + {RK_GPIO3_B0, RK3588_VCCIO3_5_IOC_REG + 0x0234}, + {RK_GPIO3_C0, RK3588_VCCIO3_5_IOC_REG + 0x0238}, + {RK_GPIO3_D0, RK3588_VCCIO3_5_IOC_REG + 0x023C}, + {RK_GPIO4_A0, RK3588_VCCIO6_IOC_REG + 0x0240}, + {RK_GPIO4_B0, RK3588_VCCIO6_IOC_REG + 0x0244}, + {RK_GPIO4_C0, RK3588_VCCIO6_IOC_REG + 0x0248}, + {RK_GPIO4_C2, RK3588_VCCIO3_5_IOC_REG + 0x0248}, + {RK_GPIO4_D0, RK3588_VCCIO2_IOC_REG + 0x024C}, +}; + +#define RK3588_PULL_BITS_PER_PIN 2 +#define RK3588_PULL_PINS_PER_REG 8 + +static int rk3588_calc_pull_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + u8 bank_num = bank->bank_num; + u32 pin = bank_num * 32 + pin_num; + int i; + + for (i = ARRAY_SIZE(rk3588_p_regs) - 1; i >= 0; i--) { + if (pin >= rk3588_p_regs[i][0]) { + *reg = rk3588_p_regs[i][1]; + *regmap = info->regmap_base; + *bit = pin_num % RK3588_PULL_PINS_PER_REG; + *bit *= RK3588_PULL_BITS_PER_PIN; + return 0; + } + } + + return -EINVAL; +} + +#define RK3588_DRV_BITS_PER_PIN 4 +#define RK3588_DRV_PINS_PER_REG 4 + +static int rk3588_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + u8 bank_num = bank->bank_num; + u32 pin = bank_num * 32 + pin_num; + int i; + + for (i = ARRAY_SIZE(rk3588_ds_regs) - 1; i >= 0; i--) { + if (pin >= rk3588_ds_regs[i][0]) { + *reg = rk3588_ds_regs[i][1]; + *regmap = info->regmap_base; + *bit = pin_num % RK3588_DRV_PINS_PER_REG; + *bit *= RK3588_DRV_BITS_PER_PIN; + return 0; + } + } + + return -EINVAL; +} + +#define RK3588_SMT_BITS_PER_PIN 1 +#define RK3588_SMT_PINS_PER_REG 8 + +static int rk3588_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + u8 bank_num = bank->bank_num; + u32 pin = bank_num * 32 + pin_num; + int i; + + for (i = ARRAY_SIZE(rk3588_smt_regs) - 1; i >= 0; i--) { + if (pin >= rk3588_smt_regs[i][0]) { + *reg = rk3588_smt_regs[i][1]; + *regmap = info->regmap_base; + *bit = pin_num % RK3588_SMT_PINS_PER_REG; + *bit *= RK3588_SMT_BITS_PER_PIN; + return 0; + } + } + + return -EINVAL; +} + +static int rockchip_perpin_drv_list[DRV_TYPE_MAX][8] = { + { 2, 4, 8, 12, -1, -1, -1, -1 }, + { 3, 6, 9, 12, -1, -1, -1, -1 }, + { 5, 10, 15, 20, -1, -1, -1, -1 }, + { 4, 6, 8, 10, 12, 14, 16, 18 }, + { 4, 7, 10, 13, 16, 19, 22, 26 } +}; + +static int rockchip_get_drive_perpin(struct rockchip_pin_bank *bank, + int pin_num) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + struct device *dev = info->dev; + struct regmap *regmap; + int reg, ret; + u32 data, temp, rmask_bits; + u8 bit; + int drv_type = bank->drv[pin_num / 8].drv_type; + + ret = ctrl->drv_calc_reg(bank, pin_num, ®map, ®, &bit); + if (ret) + return ret; + + switch (drv_type) { + case DRV_TYPE_IO_1V8_3V0_AUTO: + case DRV_TYPE_IO_3V3_ONLY: + rmask_bits = RK3399_DRV_3BITS_PER_PIN; + switch (bit) { + case 0 ... 12: + /* regular case, nothing to do */ + break; + case 15: + /* + * drive-strength offset is special, as it is + * spread over 2 registers + */ + ret = regmap_read(regmap, reg, &data); + if (ret) + return ret; + + ret = regmap_read(regmap, reg + 0x4, &temp); + if (ret) + return ret; + + /* + * the bit data[15] contains bit 0 of the value + * while temp[1:0] contains bits 2 and 1 + */ + data >>= 15; + temp &= 0x3; + temp <<= 1; + data |= temp; + + return rockchip_perpin_drv_list[drv_type][data]; + case 18 ... 21: + /* setting fully enclosed in the second register */ + reg += 4; + bit -= 16; + break; + default: + dev_err(dev, "unsupported bit: %d for pinctrl drive type: %d\n", + bit, drv_type); + return -EINVAL; + } + + break; + case DRV_TYPE_IO_DEFAULT: + case DRV_TYPE_IO_1V8_OR_3V0: + case DRV_TYPE_IO_1V8_ONLY: + rmask_bits = RK3288_DRV_BITS_PER_PIN; + break; + default: + dev_err(dev, "unsupported pinctrl drive type: %d\n", drv_type); + return -EINVAL; + } + + ret = regmap_read(regmap, reg, &data); + if (ret) + return ret; + + data >>= bit; + data &= (1 << rmask_bits) - 1; + + return rockchip_perpin_drv_list[drv_type][data]; +} + +static int rockchip_set_drive_perpin(struct rockchip_pin_bank *bank, + int pin_num, int strength) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + struct device *dev = info->dev; + struct regmap *regmap; + int reg, ret, i; + u32 data, rmask, rmask_bits, temp; + u8 bit; + int drv_type = bank->drv[pin_num / 8].drv_type; + + dev_dbg(dev, "setting drive of GPIO%d-%d to %d\n", + bank->bank_num, pin_num, strength); + + ret = ctrl->drv_calc_reg(bank, pin_num, ®map, ®, &bit); + if (ret) + return ret; + if (ctrl->type == RK3588) { + rmask_bits = RK3588_DRV_BITS_PER_PIN; + ret = strength; + goto config; + } else if (ctrl->type == RK3506 || + ctrl->type == RK3528 || + ctrl->type == RK3562 || + ctrl->type == RK3568) { + rmask_bits = RK3568_DRV_BITS_PER_PIN; + ret = (1 << (strength + 1)) - 1; + goto config; + } else if (ctrl->type == RK3576) { + rmask_bits = RK3576_DRV_BITS_PER_PIN; + ret = ((strength & BIT(2)) >> 2) | ((strength & BIT(0)) << 2) | (strength & BIT(1)); + goto config; + } + + if (ctrl->type == RV1126) { + rmask_bits = RV1126_DRV_BITS_PER_PIN; + ret = strength; + goto config; + } + + ret = -EINVAL; + for (i = 0; i < ARRAY_SIZE(rockchip_perpin_drv_list[drv_type]); i++) { + if (rockchip_perpin_drv_list[drv_type][i] == strength) { + ret = i; + break; + } else if (rockchip_perpin_drv_list[drv_type][i] < 0) { + ret = rockchip_perpin_drv_list[drv_type][i]; + break; + } + } + + if (ret < 0) { + dev_err(dev, "unsupported driver strength %d\n", strength); + return ret; + } + + switch (drv_type) { + case DRV_TYPE_IO_1V8_3V0_AUTO: + case DRV_TYPE_IO_3V3_ONLY: + rmask_bits = RK3399_DRV_3BITS_PER_PIN; + switch (bit) { + case 0 ... 12: + /* regular case, nothing to do */ + break; + case 15: + /* + * drive-strength offset is special, as it is spread + * over 2 registers, the bit data[15] contains bit 0 + * of the value while temp[1:0] contains bits 2 and 1 + */ + data = (ret & 0x1) << 15; + temp = (ret >> 0x1) & 0x3; + + rmask = BIT(15) | BIT(31); + data |= BIT(31); + ret = regmap_update_bits(regmap, reg, rmask, data); + if (ret) + return ret; + + rmask = 0x3 | (0x3 << 16); + temp |= (0x3 << 16); + reg += 0x4; + ret = regmap_update_bits(regmap, reg, rmask, temp); + + return ret; + case 18 ... 21: + /* setting fully enclosed in the second register */ + reg += 4; + bit -= 16; + break; + default: + dev_err(dev, "unsupported bit: %d for pinctrl drive type: %d\n", + bit, drv_type); + return -EINVAL; + } + break; + case DRV_TYPE_IO_DEFAULT: + case DRV_TYPE_IO_1V8_OR_3V0: + case DRV_TYPE_IO_1V8_ONLY: + rmask_bits = RK3288_DRV_BITS_PER_PIN; + break; + case DRV_TYPE_IO_LEVEL_2_BIT: + ret = regmap_read(regmap, reg, &data); + if (ret) + return ret; + data >>= bit; + + return data & 0x3; + case DRV_TYPE_IO_LEVEL_8_BIT: + ret = regmap_read(regmap, reg, &data); + if (ret) + return ret; + data >>= bit; + data &= (1 << 8) - 1; + + ret = hweight8(data); + if (ret > 0) + return ret - 1; + else + return -EINVAL; + default: + dev_err(dev, "unsupported pinctrl drive type: %d\n", drv_type); + return -EINVAL; + } + +config: + if (ctrl->type == RK3506) { + if ((bank->bank_num == 0 && pin_num == 24) || bank->bank_num == 4) { + rmask_bits = 2; + ret = strength; + } + } + /* enable the write to the equivalent lower bits */ + data = ((1 << rmask_bits) - 1) << (bit + 16); + rmask = data | (data >> 16); + data |= (ret << bit); + + ret = regmap_update_bits(regmap, reg, rmask, data); + + return ret; +} + +static int rockchip_pull_list[PULL_TYPE_MAX][4] = { + { + PIN_CONFIG_BIAS_DISABLE, + PIN_CONFIG_BIAS_PULL_UP, + PIN_CONFIG_BIAS_PULL_DOWN, + PIN_CONFIG_BIAS_BUS_HOLD + }, + { + PIN_CONFIG_BIAS_DISABLE, + PIN_CONFIG_BIAS_PULL_DOWN, + PIN_CONFIG_BIAS_DISABLE, + PIN_CONFIG_BIAS_PULL_UP + }, +}; + static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num) { struct rockchip_pinctrl *info = bank->drvdata; struct rockchip_pin_ctrl *ctrl = info->ctrl; - void __iomem *reg; + struct device *dev = info->dev; + struct regmap *regmap; + int reg, ret, pull_type; u8 bit; + u32 data; /* rk3066b does support any pulls */ - if (!ctrl->pull_offset) + if (ctrl->type == RK3066B) return PIN_CONFIG_BIAS_DISABLE; - reg = info->reg_base + ctrl->pull_offset; + ret = ctrl->pull_calc_reg(bank, pin_num, ®map, ®, &bit); + if (ret) + return ret; - if (ctrl->pull_auto) { - reg += bank->bank_num * ctrl->pull_bank_stride; - reg += (pin_num / 16) * 4; - bit = pin_num % 16; + ret = regmap_read(regmap, reg, &data); + if (ret) + return ret; - return !(readl_relaxed(reg) & BIT(bit)) + switch (ctrl->type) { + case RK2928: + case RK3128: + return !(data & BIT(bit)) ? PIN_CONFIG_BIAS_PULL_PIN_DEFAULT : PIN_CONFIG_BIAS_DISABLE; - } else { - dev_err(info->dev, "pull support for rk31xx not implemented\n"); - return -EIO; - } + case PX30: + case RV1108: + case RK3188: + case RK3288: + case RK3308: + case RK3328: + case RK3368: + case RK3399: + case RK3528: + case RK3562: + case RK3568: + case RK3576: + case RK3588: + pull_type = bank->pull_type[pin_num / 8]; + data >>= bit; + data &= (1 << RK3188_PULL_BITS_PER_PIN) - 1; + /* + * In the TRM, pull-up being 1 for everything except the GPIO0_D3-D6, + * where that pull up value becomes 3. + */ + if (ctrl->type == RK3568 && bank->bank_num == 0 && pin_num >= 27 && pin_num <= 30) { + if (data == 3) + data = 1; + } + + return rockchip_pull_list[pull_type][data]; + default: + dev_err(dev, "unsupported pinctrl type\n"); + return -EINVAL; + }; } static int rockchip_set_pull(struct rockchip_pin_bank *bank, @@ -396,52 +3272,210 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank, { struct rockchip_pinctrl *info = bank->drvdata; struct rockchip_pin_ctrl *ctrl = info->ctrl; - void __iomem *reg; - unsigned long flags; + struct device *dev = info->dev; + struct regmap *regmap; + int reg, ret, i, pull_type; u8 bit; - u32 data; + u32 data, rmask; - dev_dbg(info->dev, "setting pull of GPIO%d-%d to %d\n", - bank->bank_num, pin_num, pull); + dev_dbg(dev, "setting pull of GPIO%d-%d to %d\n", bank->bank_num, pin_num, pull); /* rk3066b does support any pulls */ - if (!ctrl->pull_offset) + if (ctrl->type == RK3066B) return pull ? -EINVAL : 0; - reg = info->reg_base + ctrl->pull_offset; - - if (ctrl->pull_auto) { - if (pull != PIN_CONFIG_BIAS_PULL_PIN_DEFAULT && - pull != PIN_CONFIG_BIAS_DISABLE) { - dev_err(info->dev, "only PIN_DEFAULT and DISABLE allowed\n"); - return -EINVAL; - } - - reg += bank->bank_num * ctrl->pull_bank_stride; - reg += (pin_num / 16) * 4; - bit = pin_num % 16; - - spin_lock_irqsave(&bank->slock, flags); + ret = ctrl->pull_calc_reg(bank, pin_num, ®map, ®, &bit); + if (ret) + return ret; + switch (ctrl->type) { + case RK2928: + case RK3128: data = BIT(bit + 16); if (pull == PIN_CONFIG_BIAS_DISABLE) data |= BIT(bit); - writel(data, reg); + ret = regmap_write(regmap, reg, data); + break; + case PX30: + case RV1108: + case RV1126: + case RK3188: + case RK3288: + case RK3308: + case RK3328: + case RK3368: + case RK3399: + case RK3506: + case RK3528: + case RK3562: + case RK3568: + case RK3576: + case RK3588: + pull_type = bank->pull_type[pin_num / 8]; + ret = -EINVAL; + for (i = 0; i < ARRAY_SIZE(rockchip_pull_list[pull_type]); + i++) { + if (rockchip_pull_list[pull_type][i] == pull) { + ret = i; + break; + } + } + /* + * In the TRM, pull-up being 1 for everything except the GPIO0_D3-D6, + * where that pull up value becomes 3. + */ + if (ctrl->type == RK3568 && bank->bank_num == 0 && pin_num >= 27 && pin_num <= 30) { + if (ret == 1) + ret = 3; + } - spin_unlock_irqrestore(&bank->slock, flags); - } else { - if (pull == PIN_CONFIG_BIAS_PULL_PIN_DEFAULT) { - dev_err(info->dev, "pull direction (up/down) needs to be specified\n"); - return -EINVAL; + if (ret < 0) { + dev_err(dev, "unsupported pull setting %d\n", pull); + return ret; } - dev_err(info->dev, "pull support for rk31xx not implemented\n"); - return -EIO; + /* enable the write to the equivalent lower bits */ + data = ((1 << RK3188_PULL_BITS_PER_PIN) - 1) << (bit + 16); + rmask = data | (data >> 16); + data |= (ret << bit); + + ret = regmap_update_bits(regmap, reg, rmask, data); + break; + default: + dev_err(dev, "unsupported pinctrl type\n"); + return -EINVAL; } + return ret; +} + +#define RK3328_SCHMITT_BITS_PER_PIN 1 +#define RK3328_SCHMITT_PINS_PER_REG 16 +#define RK3328_SCHMITT_BANK_STRIDE 8 +#define RK3328_SCHMITT_GRF_OFFSET 0x380 + +static int rk3328_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + *regmap = info->regmap_base; + *reg = RK3328_SCHMITT_GRF_OFFSET; + + *reg += bank->bank_num * RK3328_SCHMITT_BANK_STRIDE; + *reg += ((pin_num / RK3328_SCHMITT_PINS_PER_REG) * 4); + *bit = pin_num % RK3328_SCHMITT_PINS_PER_REG; + + return 0; +} + +#define RK3568_SCHMITT_BITS_PER_PIN 2 +#define RK3568_SCHMITT_PINS_PER_REG 8 +#define RK3568_SCHMITT_BANK_STRIDE 0x10 +#define RK3568_SCHMITT_GRF_OFFSET 0xc0 +#define RK3568_SCHMITT_PMUGRF_OFFSET 0x30 + +static int rk3568_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, + int pin_num, + struct regmap **regmap, + int *reg, u8 *bit) +{ + struct rockchip_pinctrl *info = bank->drvdata; + + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK3568_SCHMITT_PMUGRF_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = RK3568_SCHMITT_GRF_OFFSET; + *reg += (bank->bank_num - 1) * RK3568_SCHMITT_BANK_STRIDE; + } + + *reg += ((pin_num / RK3568_SCHMITT_PINS_PER_REG) * 4); + *bit = pin_num % RK3568_SCHMITT_PINS_PER_REG; + *bit *= RK3568_SCHMITT_BITS_PER_PIN; + return 0; } +static int rockchip_get_schmitt(struct rockchip_pin_bank *bank, int pin_num) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + struct regmap *regmap; + int reg, ret; + u8 bit; + u32 data; + + ret = ctrl->schmitt_calc_reg(bank, pin_num, ®map, ®, &bit); + if (ret) + return ret; + + ret = regmap_read(regmap, reg, &data); + if (ret) + return ret; + + data >>= bit; + switch (ctrl->type) { + case RK3562: + case RK3568: + return data & ((1 << RK3568_SCHMITT_BITS_PER_PIN) - 1); + default: + break; + } + + if (ctrl->type == RK3506) + if ((bank->bank_num == 0 && pin_num == 24) || bank->bank_num == 4) + return data & 0x3; + + return data & 0x1; +} + +static int rockchip_set_schmitt(struct rockchip_pin_bank *bank, + int pin_num, int enable) +{ + struct rockchip_pinctrl *info = bank->drvdata; + struct rockchip_pin_ctrl *ctrl = info->ctrl; + struct device *dev = info->dev; + struct regmap *regmap; + int reg, ret; + u8 bit; + u32 data, rmask; + + dev_dbg(dev, "setting input schmitt of GPIO%d-%d to %d\n", + bank->bank_num, pin_num, enable); + + ret = ctrl->schmitt_calc_reg(bank, pin_num, ®map, ®, &bit); + if (ret) + return ret; + + /* enable the write to the equivalent lower bits */ + switch (ctrl->type) { + case RK3562: + case RK3568: + data = ((1 << RK3568_SCHMITT_BITS_PER_PIN) - 1) << (bit + 16); + rmask = data | (data >> 16); + data |= ((enable ? 0x2 : 0x1) << bit); + break; + default: + data = BIT(bit + 16) | (enable << bit); + rmask = BIT(bit + 16) | BIT(bit); + break; + } + + if (ctrl->type == RK3506) { + if ((bank->bank_num == 0 && pin_num == 24) || bank->bank_num == 4) { + data = 0x3 << (bit + 16); + rmask = data | (data >> 16); + data |= ((enable ? 0x3 : 0) << bit); + } + } + + return regmap_update_bits(regmap, reg, rmask, data); +} + /* * Pinmux_ops handling */ @@ -473,89 +3507,61 @@ static int rockchip_pmx_get_groups(struct pinctrl_dev *pctldev, return 0; } -static int rockchip_pmx_enable(struct pinctrl_dev *pctldev, unsigned selector, - unsigned group) +static int rockchip_pmx_set(struct pinctrl_dev *pctldev, unsigned selector, + unsigned group) { struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); const unsigned int *pins = info->groups[group].pins; const struct rockchip_pin_config *data = info->groups[group].data; + struct device *dev = info->dev; struct rockchip_pin_bank *bank; - int cnt; + int cnt, ret = 0; - dev_dbg(info->dev, "enable function %s group %s\n", + dev_dbg(dev, "enable function %s group %s\n", info->functions[selector].name, info->groups[group].name); /* - * for each pin in the pin group selected, program the correspoding pin + * for each pin in the pin group selected, program the corresponding * pin function number in the config register. */ for (cnt = 0; cnt < info->groups[group].npins; cnt++) { bank = pin_to_bank(info, pins[cnt]); - rockchip_set_mux(bank, pins[cnt] - bank->pin_base, - data[cnt].func); + ret = rockchip_set_mux(bank, pins[cnt] - bank->pin_base, + data[cnt].func); + if (ret) + break; } - return 0; -} - -static void rockchip_pmx_disable(struct pinctrl_dev *pctldev, - unsigned selector, unsigned group) -{ - struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); - const unsigned int *pins = info->groups[group].pins; - struct rockchip_pin_bank *bank; - int cnt; - - dev_dbg(info->dev, "disable function %s group %s\n", - info->functions[selector].name, info->groups[group].name); + if (ret) { + /* revert the already done pin settings */ + for (cnt--; cnt >= 0; cnt--) { + bank = pin_to_bank(info, pins[cnt]); + rockchip_set_mux(bank, pins[cnt] - bank->pin_base, 0); + } - for (cnt = 0; cnt < info->groups[group].npins; cnt++) { - bank = pin_to_bank(info, pins[cnt]); - rockchip_set_mux(bank, pins[cnt] - bank->pin_base, 0); + return ret; } + + return 0; } -/* - * The calls to gpio_direction_output() and gpio_direction_input() - * leads to this function call (via the pinctrl_gpio_direction_{input|output}() - * function called from the gpiolib interface). - */ static int rockchip_pmx_gpio_set_direction(struct pinctrl_dev *pctldev, - struct pinctrl_gpio_range *range, - unsigned offset, bool input) + struct pinctrl_gpio_range *range, + unsigned offset, + bool input) { struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); struct rockchip_pin_bank *bank; - struct gpio_chip *chip; - int pin; - u32 data; - chip = range->gc; - bank = gc_to_pin_bank(chip); - pin = offset - chip->base; - - dev_dbg(info->dev, "gpio_direction for pin %u as %s-%d to %s\n", - offset, range->name, pin, input ? "input" : "output"); - - rockchip_set_mux(bank, pin, RK_FUNC_GPIO); - - data = readl_relaxed(bank->reg_base + GPIO_SWPORT_DDR); - /* set bit to 1 for output, 0 for input */ - if (!input) - data |= BIT(pin); - else - data &= ~BIT(pin); - writel_relaxed(data, bank->reg_base + GPIO_SWPORT_DDR); - - return 0; + bank = pin_to_bank(info, offset); + return rockchip_set_mux(bank, offset - bank->pin_base, RK_FUNC_GPIO); } static const struct pinmux_ops rockchip_pmx_ops = { .get_functions_count = rockchip_pmx_get_funcs_count, .get_function_name = rockchip_pmx_get_func_name, .get_function_groups = rockchip_pmx_get_groups, - .enable = rockchip_pmx_enable, - .disable = rockchip_pmx_disable, + .set_mux = rockchip_pmx_set, .gpio_set_direction = rockchip_pmx_gpio_set_direction, }; @@ -566,50 +3572,154 @@ static const struct pinmux_ops rockchip_pmx_ops = { static bool rockchip_pinconf_pull_valid(struct rockchip_pin_ctrl *ctrl, enum pin_config_param pull) { - /* rk3066b does support any pulls */ - if (!ctrl->pull_offset) + switch (ctrl->type) { + case RK2928: + case RK3128: + return (pull == PIN_CONFIG_BIAS_PULL_PIN_DEFAULT || + pull == PIN_CONFIG_BIAS_DISABLE); + case RK3066B: return pull ? false : true; - - if (ctrl->pull_auto) { - if (pull != PIN_CONFIG_BIAS_PULL_PIN_DEFAULT && - pull != PIN_CONFIG_BIAS_DISABLE) - return false; - } else { - if (pull == PIN_CONFIG_BIAS_PULL_PIN_DEFAULT) - return false; + case PX30: + case RV1108: + case RV1126: + case RK3188: + case RK3288: + case RK3308: + case RK3328: + case RK3368: + case RK3399: + case RK3506: + case RK3528: + case RK3562: + case RK3568: + case RK3576: + case RK3588: + return (pull != PIN_CONFIG_BIAS_PULL_PIN_DEFAULT); } - return true; + return false; +} + +static int rockchip_pinconf_defer_pin(struct rockchip_pin_bank *bank, + unsigned int pin, u32 param, u32 arg) +{ + struct rockchip_pin_deferred *cfg; + + cfg = kzalloc(sizeof(*cfg), GFP_KERNEL); + if (!cfg) + return -ENOMEM; + + cfg->pin = pin; + cfg->param = param; + cfg->arg = arg; + + list_add_tail(&cfg->head, &bank->deferred_pins); + + return 0; } /* set the pin config settings for a specified pin */ static int rockchip_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, - unsigned long config) + unsigned long *configs, unsigned num_configs) { struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); struct rockchip_pin_bank *bank = pin_to_bank(info, pin); - enum pin_config_param param = pinconf_to_config_param(config); - u16 arg = pinconf_to_config_argument(config); - - switch (param) { - case PIN_CONFIG_BIAS_DISABLE: - return rockchip_set_pull(bank, pin - bank->pin_base, param); - break; - case PIN_CONFIG_BIAS_PULL_UP: - case PIN_CONFIG_BIAS_PULL_DOWN: - case PIN_CONFIG_BIAS_PULL_PIN_DEFAULT: - if (!rockchip_pinconf_pull_valid(info->ctrl, param)) - return -ENOTSUPP; + struct gpio_chip *gpio = &bank->gpio_chip; + enum pin_config_param param; + u32 arg; + int i; + int rc; + + for (i = 0; i < num_configs; i++) { + param = pinconf_to_config_param(configs[i]); + arg = pinconf_to_config_argument(configs[i]); + + if (param == PIN_CONFIG_LEVEL || param == PIN_CONFIG_INPUT_ENABLE) { + /* + * Check for gpio driver not being probed yet. + * The lock makes sure that either gpio-probe has completed + * or the gpio driver hasn't probed yet. + */ + mutex_lock(&bank->deferred_lock); + if (!gpio || !gpio->direction_output) { + rc = rockchip_pinconf_defer_pin(bank, pin - bank->pin_base, param, + arg); + mutex_unlock(&bank->deferred_lock); + if (rc) + return rc; - if (!arg) - return -EINVAL; + break; + } + mutex_unlock(&bank->deferred_lock); + } - return rockchip_set_pull(bank, pin - bank->pin_base, param); - break; - default: - return -ENOTSUPP; - break; - } + switch (param) { + case PIN_CONFIG_BIAS_DISABLE: + rc = rockchip_set_pull(bank, pin - bank->pin_base, + param); + if (rc) + return rc; + break; + case PIN_CONFIG_BIAS_PULL_UP: + case PIN_CONFIG_BIAS_PULL_DOWN: + case PIN_CONFIG_BIAS_PULL_PIN_DEFAULT: + case PIN_CONFIG_BIAS_BUS_HOLD: + if (!rockchip_pinconf_pull_valid(info->ctrl, param)) + return -ENOTSUPP; + + if (!arg) + return -EINVAL; + + rc = rockchip_set_pull(bank, pin - bank->pin_base, + param); + if (rc) + return rc; + break; + case PIN_CONFIG_LEVEL: + rc = rockchip_set_mux(bank, pin - bank->pin_base, + RK_FUNC_GPIO); + if (rc != RK_FUNC_GPIO) + return -EINVAL; + + rc = gpio->direction_output(gpio, pin - bank->pin_base, + arg); + if (rc) + return rc; + break; + case PIN_CONFIG_INPUT_ENABLE: + rc = rockchip_set_mux(bank, pin - bank->pin_base, + RK_FUNC_GPIO); + if (rc != RK_FUNC_GPIO) + return -EINVAL; + + rc = gpio->direction_input(gpio, pin - bank->pin_base); + if (rc) + return rc; + break; + case PIN_CONFIG_DRIVE_STRENGTH: + /* rk3288 is the first with per-pin drive-strength */ + if (!info->ctrl->drv_calc_reg) + return -ENOTSUPP; + + rc = rockchip_set_drive_perpin(bank, + pin - bank->pin_base, arg); + if (rc < 0) + return rc; + break; + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + if (!info->ctrl->schmitt_calc_reg) + return -ENOTSUPP; + + rc = rockchip_set_schmitt(bank, + pin - bank->pin_base, arg); + if (rc < 0) + return rc; + break; + default: + return -ENOTSUPP; + break; + } + } /* for each config */ return 0; } @@ -620,40 +3730,88 @@ static int rockchip_pinconf_get(struct pinctrl_dev *pctldev, unsigned int pin, { struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); struct rockchip_pin_bank *bank = pin_to_bank(info, pin); + struct gpio_chip *gpio = &bank->gpio_chip; enum pin_config_param param = pinconf_to_config_param(*config); + u16 arg; + int rc; switch (param) { case PIN_CONFIG_BIAS_DISABLE: if (rockchip_get_pull(bank, pin - bank->pin_base) != param) return -EINVAL; - *config = 0; + arg = 0; break; case PIN_CONFIG_BIAS_PULL_UP: case PIN_CONFIG_BIAS_PULL_DOWN: case PIN_CONFIG_BIAS_PULL_PIN_DEFAULT: + case PIN_CONFIG_BIAS_BUS_HOLD: if (!rockchip_pinconf_pull_valid(info->ctrl, param)) return -ENOTSUPP; if (rockchip_get_pull(bank, pin - bank->pin_base) != param) return -EINVAL; - *config = 1; + arg = 1; + break; + case PIN_CONFIG_LEVEL: + rc = rockchip_get_mux(bank, pin - bank->pin_base); + if (rc != RK_FUNC_GPIO) + return -EINVAL; + + if (!gpio || !gpio->get) { + arg = 0; + break; + } + + rc = gpio->get(gpio, pin - bank->pin_base); + if (rc < 0) + return rc; + + arg = rc ? 1 : 0; + break; + case PIN_CONFIG_DRIVE_STRENGTH: + /* rk3288 is the first with per-pin drive-strength */ + if (!info->ctrl->drv_calc_reg) + return -ENOTSUPP; + + rc = rockchip_get_drive_perpin(bank, pin - bank->pin_base); + if (rc < 0) + return rc; + + arg = rc; + break; + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + if (!info->ctrl->schmitt_calc_reg) + return -ENOTSUPP; + + rc = rockchip_get_schmitt(bank, pin - bank->pin_base); + if (rc < 0) + return rc; + + arg = rc; break; default: return -ENOTSUPP; break; } + *config = pinconf_to_config_packed(param, arg); + return 0; } static const struct pinconf_ops rockchip_pinconf_ops = { .pin_config_get = rockchip_pinconf_get, .pin_config_set = rockchip_pinconf_set, + .is_generic = true, }; -static const char *gpio_compat = "rockchip,gpio-bank"; +static const struct of_device_id rockchip_bank_match[] = { + { .compatible = "rockchip,gpio-bank" }, + { .compatible = "rockchip,rk3188-gpio-bank0" }, + {}, +}; static void rockchip_pinctrl_child_count(struct rockchip_pinctrl *info, struct device_node *np) @@ -661,7 +3819,7 @@ static void rockchip_pinctrl_child_count(struct rockchip_pinctrl *info, struct device_node *child; for_each_child_of_node(np, child) { - if (of_device_is_compatible(child, gpio_compat)) + if (of_match_node(rockchip_bank_match, child)) continue; info->nfunctions++; @@ -674,6 +3832,7 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np, struct rockchip_pinctrl *info, u32 index) { + struct device *dev = info->dev; struct rockchip_pin_bank *bank; int size; const __be32 *list; @@ -681,7 +3840,7 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np, int i, j; int ret; - dev_dbg(info->dev, "group(%d): %s\n", index, np->name); + dev_dbg(dev, "group(%d): %pOFn\n", index, np); /* Initialise group */ grp->name = np->name; @@ -693,18 +3852,15 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np, list = of_get_property(np, "rockchip,pins", &size); /* we do not check return since it's safe node passed down */ size /= sizeof(*list); - if (!size || size % 4) { - dev_err(info->dev, "wrong pins number or pins and configs should be by 4\n"); - return -EINVAL; - } + if (!size || size % 4) + return dev_err_probe(dev, -EINVAL, + "%pOF: rockchip,pins: expected one or more of <bank pin mux CONFIG>, got %d args instead\n", + np, size); grp->npins = size / 4; - grp->pins = devm_kzalloc(info->dev, grp->npins * sizeof(unsigned int), - GFP_KERNEL); - grp->data = devm_kzalloc(info->dev, grp->npins * - sizeof(struct rockchip_pin_config), - GFP_KERNEL); + grp->pins = devm_kcalloc(dev, grp->npins, sizeof(*grp->pins), GFP_KERNEL); + grp->data = devm_kcalloc(dev, grp->npins, sizeof(*grp->data), GFP_KERNEL); if (!grp->pins || !grp->data) return -ENOMEM; @@ -725,8 +3881,9 @@ static int rockchip_pinctrl_parse_groups(struct device_node *np, return -EINVAL; np_config = of_find_node_by_phandle(be32_to_cpup(phandle)); - ret = pinconf_generic_parse_dt_config(np_config, + ret = pinconf_generic_parse_dt_config(np_config, NULL, &grp->data[j].configs, &grp->data[j].nconfigs); + of_node_put(np_config); if (ret) return ret; } @@ -738,14 +3895,14 @@ static int rockchip_pinctrl_parse_functions(struct device_node *np, struct rockchip_pinctrl *info, u32 index) { - struct device_node *child; + struct device *dev = info->dev; struct rockchip_pmx_func *func; struct rockchip_pin_group *grp; int ret; static u32 grp_index; u32 i = 0; - dev_dbg(info->dev, "parse function(%d): %s\n", index, np->name); + dev_dbg(dev, "parse function(%d): %pOFn\n", index, np); func = &info->functions[index]; @@ -755,12 +3912,11 @@ static int rockchip_pinctrl_parse_functions(struct device_node *np, if (func->ngroups <= 0) return 0; - func->groups = devm_kzalloc(info->dev, - func->ngroups * sizeof(char *), GFP_KERNEL); + func->groups = devm_kcalloc(dev, func->ngroups, sizeof(*func->groups), GFP_KERNEL); if (!func->groups) return -ENOMEM; - for_each_child_of_node(np, child) { + for_each_child_of_node_scoped(np, child) { func->groups[i] = child->name; grp = &info->groups[grp_index++]; ret = rockchip_pinctrl_parse_groups(child, grp, info, i++); @@ -776,39 +3932,31 @@ static int rockchip_pinctrl_parse_dt(struct platform_device *pdev, { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; - struct device_node *child; int ret; int i; rockchip_pinctrl_child_count(info, np); - dev_dbg(&pdev->dev, "nfunctions = %d\n", info->nfunctions); - dev_dbg(&pdev->dev, "ngroups = %d\n", info->ngroups); + dev_dbg(dev, "nfunctions = %d\n", info->nfunctions); + dev_dbg(dev, "ngroups = %d\n", info->ngroups); - info->functions = devm_kzalloc(dev, info->nfunctions * - sizeof(struct rockchip_pmx_func), - GFP_KERNEL); - if (!info->functions) { - dev_err(dev, "failed to allocate memory for function list\n"); - return -EINVAL; - } + info->functions = devm_kcalloc(dev, info->nfunctions, sizeof(*info->functions), GFP_KERNEL); + if (!info->functions) + return -ENOMEM; - info->groups = devm_kzalloc(dev, info->ngroups * - sizeof(struct rockchip_pin_group), - GFP_KERNEL); - if (!info->groups) { - dev_err(dev, "failed allocate memory for ping group list\n"); - return -EINVAL; - } + info->groups = devm_kcalloc(dev, info->ngroups, sizeof(*info->groups), GFP_KERNEL); + if (!info->groups) + return -ENOMEM; i = 0; - for_each_child_of_node(np, child) { - if (of_device_is_compatible(child, gpio_compat)) + for_each_child_of_node_scoped(np, child) { + if (of_match_node(rockchip_bank_match, child)) continue; + ret = rockchip_pinctrl_parse_functions(child, info, i++); if (ret) { - dev_err(&pdev->dev, "failed to parse function\n"); + dev_err(dev, "failed to parse function\n"); return ret; } } @@ -822,6 +3970,8 @@ static int rockchip_pinctrl_register(struct platform_device *pdev, struct pinctrl_desc *ctrldesc = &info->pctl; struct pinctrl_pin_desc *pindesc, *pdesc; struct rockchip_pin_bank *pin_bank; + struct device *dev = &pdev->dev; + char **pin_names; int pin, bank, ret; int k; @@ -831,468 +3981,410 @@ static int rockchip_pinctrl_register(struct platform_device *pdev, ctrldesc->pmxops = &rockchip_pmx_ops; ctrldesc->confops = &rockchip_pinconf_ops; - pindesc = devm_kzalloc(&pdev->dev, sizeof(*pindesc) * - info->ctrl->nr_pins, GFP_KERNEL); - if (!pindesc) { - dev_err(&pdev->dev, "mem alloc for pin descriptors failed\n"); + pindesc = devm_kcalloc(dev, info->ctrl->nr_pins, sizeof(*pindesc), GFP_KERNEL); + if (!pindesc) return -ENOMEM; - } + ctrldesc->pins = pindesc; ctrldesc->npins = info->ctrl->nr_pins; pdesc = pindesc; - for (bank = 0 , k = 0; bank < info->ctrl->nr_banks; bank++) { + for (bank = 0, k = 0; bank < info->ctrl->nr_banks; bank++) { pin_bank = &info->ctrl->pin_banks[bank]; + + pin_names = devm_kasprintf_strarray(dev, pin_bank->name, pin_bank->nr_pins); + if (IS_ERR(pin_names)) + return PTR_ERR(pin_names); + for (pin = 0; pin < pin_bank->nr_pins; pin++, k++) { pdesc->number = k; - pdesc->name = kasprintf(GFP_KERNEL, "%s-%d", - pin_bank->name, pin); + pdesc->name = pin_names[pin]; pdesc++; } - } - - info->pctl_dev = pinctrl_register(ctrldesc, &pdev->dev, info); - if (!info->pctl_dev) { - dev_err(&pdev->dev, "could not register pinctrl driver\n"); - return -EINVAL; - } - for (bank = 0; bank < info->ctrl->nr_banks; ++bank) { - pin_bank = &info->ctrl->pin_banks[bank]; - pin_bank->grange.name = pin_bank->name; - pin_bank->grange.id = bank; - pin_bank->grange.pin_base = pin_bank->pin_base; - pin_bank->grange.base = pin_bank->gpio_chip.base; - pin_bank->grange.npins = pin_bank->gpio_chip.ngpio; - pin_bank->grange.gc = &pin_bank->gpio_chip; - pinctrl_add_gpio_range(info->pctl_dev, &pin_bank->grange); + INIT_LIST_HEAD(&pin_bank->deferred_pins); + mutex_init(&pin_bank->deferred_lock); } ret = rockchip_pinctrl_parse_dt(pdev, info); - if (ret) { - pinctrl_unregister(info->pctl_dev); + if (ret) return ret; - } - return 0; -} - -/* - * GPIO handling - */ - -static void rockchip_gpio_set(struct gpio_chip *gc, unsigned offset, int value) -{ - struct rockchip_pin_bank *bank = gc_to_pin_bank(gc); - void __iomem *reg = bank->reg_base + GPIO_SWPORT_DR; - unsigned long flags; - u32 data; - - spin_lock_irqsave(&bank->slock, flags); - - data = readl(reg); - data &= ~BIT(offset); - if (value) - data |= BIT(offset); - writel(data, reg); + info->pctl_dev = devm_pinctrl_register(dev, ctrldesc, info); + if (IS_ERR(info->pctl_dev)) + return dev_err_probe(dev, PTR_ERR(info->pctl_dev), "could not register pinctrl driver\n"); - spin_unlock_irqrestore(&bank->slock, flags); -} - -/* - * Returns the level of the pin for input direction and setting of the DR - * register for output gpios. - */ -static int rockchip_gpio_get(struct gpio_chip *gc, unsigned offset) -{ - struct rockchip_pin_bank *bank = gc_to_pin_bank(gc); - u32 data; - - data = readl(bank->reg_base + GPIO_EXT_PORT); - data >>= offset; - data &= 1; - return data; -} - -/* - * gpiolib gpio_direction_input callback function. The setting of the pin - * mux function as 'gpio input' will be handled by the pinctrl susbsystem - * interface. - */ -static int rockchip_gpio_direction_input(struct gpio_chip *gc, unsigned offset) -{ - return pinctrl_gpio_direction_input(gc->base + offset); + return 0; } -/* - * gpiolib gpio_direction_output callback function. The setting of the pin - * mux function as 'gpio output' will be handled by the pinctrl susbsystem - * interface. - */ -static int rockchip_gpio_direction_output(struct gpio_chip *gc, - unsigned offset, int value) -{ - rockchip_gpio_set(gc, offset, value); - return pinctrl_gpio_direction_output(gc->base + offset); -} +static const struct of_device_id rockchip_pinctrl_dt_match[]; -/* - * gpiolib gpio_to_irq callback function. Creates a mapping between a GPIO pin - * and a virtual IRQ, if not already present. - */ -static int rockchip_gpio_to_irq(struct gpio_chip *gc, unsigned offset) +/* retrieve the soc specific data */ +static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data( + struct rockchip_pinctrl *d, + struct platform_device *pdev) { - struct rockchip_pin_bank *bank = gc_to_pin_bank(gc); - unsigned int virq; - - if (!bank->domain) - return -ENXIO; - - virq = irq_create_mapping(bank->domain, offset); + struct device *dev = &pdev->dev; + struct device_node *node = dev->of_node; + const struct of_device_id *match; + struct rockchip_pin_ctrl *ctrl; + struct rockchip_pin_bank *bank; + int grf_offs, pmu_offs, drv_grf_offs, drv_pmu_offs, i, j; - return (virq) ? : -ENXIO; -} + match = of_match_node(rockchip_pinctrl_dt_match, node); + ctrl = (struct rockchip_pin_ctrl *)match->data; -static const struct gpio_chip rockchip_gpiolib_chip = { - .set = rockchip_gpio_set, - .get = rockchip_gpio_get, - .direction_input = rockchip_gpio_direction_input, - .direction_output = rockchip_gpio_direction_output, - .to_irq = rockchip_gpio_to_irq, - .owner = THIS_MODULE, -}; + grf_offs = ctrl->grf_mux_offset; + pmu_offs = ctrl->pmu_mux_offset; + drv_pmu_offs = ctrl->pmu_drv_offset; + drv_grf_offs = ctrl->grf_drv_offset; + bank = ctrl->pin_banks; + for (i = 0; i < ctrl->nr_banks; ++i, ++bank) { + int bank_pins = 0; -/* - * Interrupt handling - */ + raw_spin_lock_init(&bank->slock); + bank->drvdata = d; + bank->pin_base = ctrl->nr_pins; + ctrl->nr_pins += bank->nr_pins; -static void rockchip_irq_demux(unsigned int irq, struct irq_desc *desc) -{ - struct irq_chip *chip = irq_get_chip(irq); - struct rockchip_pin_bank *bank = irq_get_handler_data(irq); - u32 pend; + /* calculate iomux and drv offsets */ + for (j = 0; j < 4; j++) { + struct rockchip_iomux *iom = &bank->iomux[j]; + struct rockchip_drv *drv = &bank->drv[j]; + int inc; - dev_dbg(bank->drvdata->dev, "got irq for bank %s\n", bank->name); + if (bank_pins >= bank->nr_pins) + break; - chained_irq_enter(chip, desc); + /* preset iomux offset value, set new start value */ + if (iom->offset >= 0) { + if ((iom->type & IOMUX_SOURCE_PMU) || + (iom->type & IOMUX_L_SOURCE_PMU)) + pmu_offs = iom->offset; + else + grf_offs = iom->offset; + } else { /* set current iomux offset */ + iom->offset = ((iom->type & IOMUX_SOURCE_PMU) || + (iom->type & IOMUX_L_SOURCE_PMU)) ? + pmu_offs : grf_offs; + } - pend = readl_relaxed(bank->reg_base + GPIO_INT_STATUS); + /* preset drv offset value, set new start value */ + if (drv->offset >= 0) { + if (iom->type & IOMUX_SOURCE_PMU) + drv_pmu_offs = drv->offset; + else + drv_grf_offs = drv->offset; + } else { /* set current drv offset */ + drv->offset = (iom->type & IOMUX_SOURCE_PMU) ? + drv_pmu_offs : drv_grf_offs; + } - while (pend) { - unsigned int virq; + dev_dbg(dev, "bank %d, iomux %d has iom_offset 0x%x drv_offset 0x%x\n", + i, j, iom->offset, drv->offset); + + /* + * Increase offset according to iomux width. + * 4bit iomux'es are spread over two registers. + */ + inc = (iom->type & (IOMUX_WIDTH_4BIT | + IOMUX_WIDTH_3BIT | + IOMUX_WIDTH_2BIT)) ? 8 : 4; + if ((iom->type & IOMUX_SOURCE_PMU) || (iom->type & IOMUX_L_SOURCE_PMU)) + pmu_offs += inc; + else + grf_offs += inc; + + /* + * Increase offset according to drv width. + * 3bit drive-strenth'es are spread over two registers. + */ + if ((drv->drv_type == DRV_TYPE_IO_1V8_3V0_AUTO) || + (drv->drv_type == DRV_TYPE_IO_3V3_ONLY)) + inc = 8; + else + inc = 4; + + if (iom->type & IOMUX_SOURCE_PMU) + drv_pmu_offs += inc; + else + drv_grf_offs += inc; + + bank_pins += 8; + } - irq = __ffs(pend); - pend &= ~BIT(irq); - virq = irq_linear_revmap(bank->domain, irq); + /* calculate the per-bank recalced_mask */ + for (j = 0; j < ctrl->niomux_recalced; j++) { + int pin = 0; - if (!virq) { - dev_err(bank->drvdata->dev, "unmapped irq %d\n", irq); - continue; + if (ctrl->iomux_recalced[j].num == bank->bank_num) { + pin = ctrl->iomux_recalced[j].pin; + bank->recalced_mask |= BIT(pin); + } } - dev_dbg(bank->drvdata->dev, "handling irq %d\n", irq); + /* calculate the per-bank route_mask */ + for (j = 0; j < ctrl->niomux_routes; j++) { + int pin = 0; - generic_handle_irq(virq); + if (ctrl->iomux_routes[j].bank_num == bank->bank_num) { + pin = ctrl->iomux_routes[j].pin; + bank->route_mask |= BIT(pin); + } + } } - chained_irq_exit(chip, desc); + return ctrl; } -static int rockchip_irq_set_type(struct irq_data *d, unsigned int type) -{ - struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); - struct rockchip_pin_bank *bank = gc->private; - u32 mask = BIT(d->hwirq); - u32 polarity; - u32 level; - u32 data; +#define RK3288_GRF_GPIO6C_IOMUX 0x64 +#define GPIO6C6_SEL_WRITE_ENABLE BIT(28) - if (type & IRQ_TYPE_EDGE_BOTH) - __irq_set_handler_locked(d->irq, handle_edge_irq); - else - __irq_set_handler_locked(d->irq, handle_level_irq); +static u32 rk3288_grf_gpio6c_iomux; - irq_gc_lock(gc); +static int __maybe_unused rockchip_pinctrl_suspend(struct device *dev) +{ + struct rockchip_pinctrl *info = dev_get_drvdata(dev); + int ret = pinctrl_force_sleep(info->pctl_dev); - level = readl_relaxed(gc->reg_base + GPIO_INTTYPE_LEVEL); - polarity = readl_relaxed(gc->reg_base + GPIO_INT_POLARITY); + if (ret) + return ret; - switch (type) { - case IRQ_TYPE_EDGE_RISING: - level |= mask; - polarity |= mask; - break; - case IRQ_TYPE_EDGE_FALLING: - level |= mask; - polarity &= ~mask; - break; - case IRQ_TYPE_LEVEL_HIGH: - level &= ~mask; - polarity |= mask; - break; - case IRQ_TYPE_LEVEL_LOW: - level &= ~mask; - polarity &= ~mask; - break; - default: - irq_gc_unlock(gc); - return -EINVAL; + /* + * RK3288 GPIO6_C6 mux would be modified by Maskrom when resume, so save + * the setting here, and restore it at resume. + */ + if (info->ctrl->type == RK3288) { + ret = regmap_read(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX, + &rk3288_grf_gpio6c_iomux); + if (ret) { + pinctrl_force_default(info->pctl_dev); + return ret; + } } - writel_relaxed(level, gc->reg_base + GPIO_INTTYPE_LEVEL); - writel_relaxed(polarity, gc->reg_base + GPIO_INT_POLARITY); - - irq_gc_unlock(gc); - - /* make sure the pin is configured as gpio input */ - rockchip_set_mux(bank, d->hwirq, RK_FUNC_GPIO); - data = readl_relaxed(bank->reg_base + GPIO_SWPORT_DDR); - data &= ~mask; - writel_relaxed(data, bank->reg_base + GPIO_SWPORT_DDR); - return 0; } -static int rockchip_interrupts_register(struct platform_device *pdev, - struct rockchip_pinctrl *info) +static int __maybe_unused rockchip_pinctrl_resume(struct device *dev) { - struct rockchip_pin_ctrl *ctrl = info->ctrl; - struct rockchip_pin_bank *bank = ctrl->pin_banks; - unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN; - struct irq_chip_generic *gc; + struct rockchip_pinctrl *info = dev_get_drvdata(dev); int ret; - int i; - - for (i = 0; i < ctrl->nr_banks; ++i, ++bank) { - if (!bank->valid) { - dev_warn(&pdev->dev, "bank %s is not valid\n", - bank->name); - continue; - } - - bank->domain = irq_domain_add_linear(bank->of_node, 32, - &irq_generic_chip_ops, NULL); - if (!bank->domain) { - dev_warn(&pdev->dev, "could not initialize irq domain for bank %s\n", - bank->name); - continue; - } - - ret = irq_alloc_domain_generic_chips(bank->domain, 32, 1, - "rockchip_gpio_irq", handle_level_irq, - clr, 0, IRQ_GC_INIT_MASK_CACHE); - if (ret) { - dev_err(&pdev->dev, "could not alloc generic chips for bank %s\n", - bank->name); - irq_domain_remove(bank->domain); - continue; - } - gc = irq_get_domain_generic_chip(bank->domain, 0); - gc->reg_base = bank->reg_base; - gc->private = bank; - gc->chip_types[0].regs.mask = GPIO_INTEN; - gc->chip_types[0].regs.ack = GPIO_PORTS_EOI; - gc->chip_types[0].chip.irq_ack = irq_gc_ack_set_bit; - gc->chip_types[0].chip.irq_mask = irq_gc_mask_clr_bit; - gc->chip_types[0].chip.irq_unmask = irq_gc_mask_set_bit; - gc->chip_types[0].chip.irq_set_wake = irq_gc_set_wake; - gc->chip_types[0].chip.irq_set_type = rockchip_irq_set_type; - - irq_set_handler_data(bank->irq, bank); - irq_set_chained_handler(bank->irq, rockchip_irq_demux); + if (info->ctrl->type == RK3288) { + ret = regmap_write(info->regmap_base, RK3288_GRF_GPIO6C_IOMUX, + rk3288_grf_gpio6c_iomux | + GPIO6C6_SEL_WRITE_ENABLE); + if (ret) + return ret; } - return 0; + return pinctrl_force_default(info->pctl_dev); } -static int rockchip_gpiolib_register(struct platform_device *pdev, - struct rockchip_pinctrl *info) +static SIMPLE_DEV_PM_OPS(rockchip_pinctrl_dev_pm_ops, rockchip_pinctrl_suspend, + rockchip_pinctrl_resume); + +static int rockchip_pinctrl_probe(struct platform_device *pdev) { - struct rockchip_pin_ctrl *ctrl = info->ctrl; - struct rockchip_pin_bank *bank = ctrl->pin_banks; - struct gpio_chip *gc; + struct rockchip_pinctrl *info; + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node, *node; + struct rockchip_pin_ctrl *ctrl; + struct resource *res; + void __iomem *base; int ret; - int i; - - for (i = 0; i < ctrl->nr_banks; ++i, ++bank) { - if (!bank->valid) { - dev_warn(&pdev->dev, "bank %s is not valid\n", - bank->name); - continue; - } - - bank->gpio_chip = rockchip_gpiolib_chip; - gc = &bank->gpio_chip; - gc->base = bank->pin_base; - gc->ngpio = bank->nr_pins; - gc->dev = &pdev->dev; - gc->of_node = bank->of_node; - gc->label = bank->name; + if (!dev->of_node) + return dev_err_probe(dev, -ENODEV, "device tree node not found\n"); - ret = gpiochip_add(gc); - if (ret) { - dev_err(&pdev->dev, "failed to register gpio_chip %s, error code: %d\n", - gc->label, ret); - goto fail; - } - } - - rockchip_interrupts_register(pdev, info); + info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; - return 0; + info->dev = dev; -fail: - for (--i, --bank; i >= 0; --i, --bank) { - if (!bank->valid) - continue; + ctrl = rockchip_pinctrl_get_soc_data(info, pdev); + if (!ctrl) + return dev_err_probe(dev, -EINVAL, "driver data not available\n"); + info->ctrl = ctrl; - if (gpiochip_remove(&bank->gpio_chip)) - dev_err(&pdev->dev, "gpio chip %s remove failed\n", - bank->gpio_chip.label); + node = of_parse_phandle(np, "rockchip,grf", 0); + if (node) { + info->regmap_base = syscon_node_to_regmap(node); + of_node_put(node); + if (IS_ERR(info->regmap_base)) + return PTR_ERR(info->regmap_base); + } else { + base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); + if (IS_ERR(base)) + return PTR_ERR(base); + + rockchip_regmap_config.max_register = resource_size(res) - 4; + rockchip_regmap_config.name = "rockchip,pinctrl"; + info->regmap_base = + devm_regmap_init_mmio(dev, base, &rockchip_regmap_config); + + /* to check for the old dt-bindings */ + info->reg_size = resource_size(res); + + /* Honor the old binding, with pull registers as 2nd resource */ + if (ctrl->type == RK3188 && info->reg_size < 0x200) { + base = devm_platform_get_and_ioremap_resource(pdev, 1, &res); + if (IS_ERR(base)) + return PTR_ERR(base); + + rockchip_regmap_config.max_register = resource_size(res) - 4; + rockchip_regmap_config.name = "rockchip,pinctrl-pull"; + info->regmap_pull = + devm_regmap_init_mmio(dev, base, &rockchip_regmap_config); + } } - return ret; -} -static int rockchip_gpiolib_unregister(struct platform_device *pdev, - struct rockchip_pinctrl *info) -{ - struct rockchip_pin_ctrl *ctrl = info->ctrl; - struct rockchip_pin_bank *bank = ctrl->pin_banks; - int ret = 0; - int i; + /* try to find the optional reference to the pmu syscon */ + info->regmap_pmu = syscon_regmap_lookup_by_phandle_optional(np, "rockchip,pmu"); - for (i = 0; !ret && i < ctrl->nr_banks; ++i, ++bank) { - if (!bank->valid) - continue; - - ret = gpiochip_remove(&bank->gpio_chip); - } + /* try to find the optional reference to the ioc1 syscon */ + info->regmap_ioc1 = syscon_regmap_lookup_by_phandle_optional(np, "rockchip,ioc1"); + ret = rockchip_pinctrl_register(pdev, info); if (ret) - dev_err(&pdev->dev, "gpio chip remove failed\n"); - - return ret; -} - -static int rockchip_get_bank_data(struct rockchip_pin_bank *bank, - struct device *dev) -{ - struct resource res; - - if (of_address_to_resource(bank->of_node, 0, &res)) { - dev_err(dev, "cannot find IO resource for bank\n"); - return -ENOENT; - } - - bank->reg_base = devm_ioremap_resource(dev, &res); - if (IS_ERR(bank->reg_base)) - return PTR_ERR(bank->reg_base); + return ret; - bank->irq = irq_of_parse_and_map(bank->of_node, 0); + platform_set_drvdata(pdev, info); - bank->clk = of_clk_get(bank->of_node, 0); - if (IS_ERR(bank->clk)) - return PTR_ERR(bank->clk); + ret = of_platform_populate(np, NULL, NULL, &pdev->dev); + if (ret) + return dev_err_probe(dev, ret, "failed to register gpio device\n"); - return clk_prepare_enable(bank->clk); + return 0; } -static const struct of_device_id rockchip_pinctrl_dt_match[]; - -/* retrieve the soc specific data */ -static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data( - struct rockchip_pinctrl *d, - struct platform_device *pdev) +static void rockchip_pinctrl_remove(struct platform_device *pdev) { - const struct of_device_id *match; - struct device_node *node = pdev->dev.of_node; - struct device_node *np; - struct rockchip_pin_ctrl *ctrl; + struct rockchip_pinctrl *info = platform_get_drvdata(pdev); struct rockchip_pin_bank *bank; + struct rockchip_pin_deferred *cfg; int i; - match = of_match_node(rockchip_pinctrl_dt_match, node); - ctrl = (struct rockchip_pin_ctrl *)match->data; - - for_each_child_of_node(node, np) { - if (!of_find_property(np, "gpio-controller", NULL)) - continue; - - bank = ctrl->pin_banks; - for (i = 0; i < ctrl->nr_banks; ++i, ++bank) { - if (!strcmp(bank->name, np->name)) { - bank->of_node = np; - - if (!rockchip_get_bank_data(bank, &pdev->dev)) - bank->valid = true; + of_platform_depopulate(&pdev->dev); - break; - } + for (i = 0; i < info->ctrl->nr_banks; i++) { + bank = &info->ctrl->pin_banks[i]; + + mutex_lock(&bank->deferred_lock); + while (!list_empty(&bank->deferred_pins)) { + cfg = list_first_entry(&bank->deferred_pins, + struct rockchip_pin_deferred, head); + list_del(&cfg->head); + kfree(cfg); } + mutex_unlock(&bank->deferred_lock); } - - bank = ctrl->pin_banks; - for (i = 0; i < ctrl->nr_banks; ++i, ++bank) { - spin_lock_init(&bank->slock); - bank->drvdata = d; - bank->pin_base = ctrl->nr_pins; - ctrl->nr_pins += bank->nr_pins; - } - - return ctrl; } -static int rockchip_pinctrl_probe(struct platform_device *pdev) -{ - struct rockchip_pinctrl *info; - struct device *dev = &pdev->dev; - struct rockchip_pin_ctrl *ctrl; - struct resource *res; - int ret; - - if (!dev->of_node) { - dev_err(dev, "device tree node not found\n"); - return -ENODEV; - } - - info = devm_kzalloc(dev, sizeof(struct rockchip_pinctrl), GFP_KERNEL); - if (!info) - return -ENOMEM; - - ctrl = rockchip_pinctrl_get_soc_data(info, pdev); - if (!ctrl) { - dev_err(dev, "driver data not available\n"); - return -EINVAL; - } - info->ctrl = ctrl; - info->dev = dev; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "cannot find IO resource\n"); - return -ENOENT; - } +static struct rockchip_pin_bank px30_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU + ), + PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT + ), + PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT + ), + PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT + ), +}; - info->reg_base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(info->reg_base)) - return PTR_ERR(info->reg_base); +static struct rockchip_pin_ctrl px30_pin_ctrl = { + .pin_banks = px30_pin_banks, + .nr_banks = ARRAY_SIZE(px30_pin_banks), + .label = "PX30-GPIO", + .type = PX30, + .grf_mux_offset = 0x0, + .pmu_mux_offset = 0x0, + .iomux_routes = px30_mux_route_data, + .niomux_routes = ARRAY_SIZE(px30_mux_route_data), + .pull_calc_reg = px30_calc_pull_reg_and_bit, + .drv_calc_reg = px30_calc_drv_reg_and_bit, + .schmitt_calc_reg = px30_calc_schmitt_reg_and_bit, +}; - ret = rockchip_gpiolib_register(pdev, info); - if (ret) - return ret; +static struct rockchip_pin_bank rv1108_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU), + PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", 0, 0, 0, 0), + PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", 0, 0, 0, 0), + PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", 0, 0, 0, 0), +}; - ret = rockchip_pinctrl_register(pdev, info); - if (ret) { - rockchip_gpiolib_unregister(pdev, info); - return ret; - } +static struct rockchip_pin_ctrl rv1108_pin_ctrl = { + .pin_banks = rv1108_pin_banks, + .nr_banks = ARRAY_SIZE(rv1108_pin_banks), + .label = "RV1108-GPIO", + .type = RV1108, + .grf_mux_offset = 0x10, + .pmu_mux_offset = 0x0, + .iomux_recalced = rv1108_mux_recalced_data, + .niomux_recalced = ARRAY_SIZE(rv1108_mux_recalced_data), + .pull_calc_reg = rv1108_calc_pull_reg_and_bit, + .drv_calc_reg = rv1108_calc_drv_reg_and_bit, + .schmitt_calc_reg = rv1108_calc_schmitt_reg_and_bit, +}; - platform_set_drvdata(pdev, info); +static struct rockchip_pin_bank rv1126_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", + IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU, + IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU, + IOMUX_WIDTH_4BIT | IOMUX_L_SOURCE_PMU, + IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS_OFFSET(1, 32, "gpio1", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x10010, 0x10018, 0x10020, 0x10028), + PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS(4, 2, "gpio4", + IOMUX_WIDTH_4BIT, 0, 0, 0), +}; - return 0; -} +static struct rockchip_pin_ctrl rv1126_pin_ctrl = { + .pin_banks = rv1126_pin_banks, + .nr_banks = ARRAY_SIZE(rv1126_pin_banks), + .label = "RV1126-GPIO", + .type = RV1126, + .grf_mux_offset = 0x10004, /* mux offset from GPIO0_D0 */ + .pmu_mux_offset = 0x0, + .iomux_routes = rv1126_mux_route_data, + .niomux_routes = ARRAY_SIZE(rv1126_mux_route_data), + .iomux_recalced = rv1126_mux_recalced_data, + .niomux_recalced = ARRAY_SIZE(rv1126_mux_recalced_data), + .pull_calc_reg = rv1126_calc_pull_reg_and_bit, + .drv_calc_reg = rv1126_calc_drv_reg_and_bit, + .schmitt_calc_reg = rv1126_calc_schmitt_reg_and_bit, +}; static struct rockchip_pin_bank rk2928_pin_banks[] = { PIN_BANK(0, 32, "gpio0"), @@ -1305,10 +4397,24 @@ static struct rockchip_pin_ctrl rk2928_pin_ctrl = { .pin_banks = rk2928_pin_banks, .nr_banks = ARRAY_SIZE(rk2928_pin_banks), .label = "RK2928-GPIO", - .mux_offset = 0xa8, - .pull_offset = 0x118, - .pull_auto = 1, - .pull_bank_stride = 8, + .type = RK2928, + .grf_mux_offset = 0xa8, + .pull_calc_reg = rk2928_calc_pull_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3036_pin_banks[] = { + PIN_BANK(0, 32, "gpio0"), + PIN_BANK(1, 32, "gpio1"), + PIN_BANK(2, 32, "gpio2"), +}; + +static struct rockchip_pin_ctrl rk3036_pin_ctrl = { + .pin_banks = rk3036_pin_banks, + .nr_banks = ARRAY_SIZE(rk3036_pin_banks), + .label = "RK3036-GPIO", + .type = RK2928, + .grf_mux_offset = 0xa8, + .pull_calc_reg = rk2928_calc_pull_reg_and_bit, }; static struct rockchip_pin_bank rk3066a_pin_banks[] = { @@ -1324,10 +4430,9 @@ static struct rockchip_pin_ctrl rk3066a_pin_ctrl = { .pin_banks = rk3066a_pin_banks, .nr_banks = ARRAY_SIZE(rk3066a_pin_banks), .label = "RK3066a-GPIO", - .mux_offset = 0xa8, - .pull_offset = 0x118, - .pull_auto = 1, - .pull_bank_stride = 8, + .type = RK2928, + .grf_mux_offset = 0xa8, + .pull_calc_reg = rk2928_calc_pull_reg_and_bit, }; static struct rockchip_pin_bank rk3066b_pin_banks[] = { @@ -1341,45 +4446,566 @@ static struct rockchip_pin_ctrl rk3066b_pin_ctrl = { .pin_banks = rk3066b_pin_banks, .nr_banks = ARRAY_SIZE(rk3066b_pin_banks), .label = "RK3066b-GPIO", - .mux_offset = 0x60, - .pull_offset = -EINVAL, + .type = RK3066B, + .grf_mux_offset = 0x60, }; -static struct rockchip_pin_bank rk3188_pin_banks[] = { +static struct rockchip_pin_bank rk3128_pin_banks[] = { PIN_BANK(0, 32, "gpio0"), PIN_BANK(1, 32, "gpio1"), PIN_BANK(2, 32, "gpio2"), PIN_BANK(3, 32, "gpio3"), }; +static struct rockchip_pin_ctrl rk3128_pin_ctrl = { + .pin_banks = rk3128_pin_banks, + .nr_banks = ARRAY_SIZE(rk3128_pin_banks), + .label = "RK3128-GPIO", + .type = RK3128, + .grf_mux_offset = 0xa8, + .iomux_recalced = rk3128_mux_recalced_data, + .niomux_recalced = ARRAY_SIZE(rk3128_mux_recalced_data), + .iomux_routes = rk3128_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3128_mux_route_data), + .pull_calc_reg = rk3128_calc_pull_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3188_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_GPIO_ONLY, 0, 0, 0), + PIN_BANK(1, 32, "gpio1"), + PIN_BANK(2, 32, "gpio2"), + PIN_BANK(3, 32, "gpio3"), +}; + static struct rockchip_pin_ctrl rk3188_pin_ctrl = { .pin_banks = rk3188_pin_banks, .nr_banks = ARRAY_SIZE(rk3188_pin_banks), .label = "RK3188-GPIO", - .mux_offset = 0x68, - .pull_offset = 0x164, - .pull_bank_stride = 16, + .type = RK3188, + .grf_mux_offset = 0x60, + .iomux_routes = rk3188_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3188_mux_route_data), + .pull_calc_reg = rk3188_calc_pull_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3228_pin_banks[] = { + PIN_BANK(0, 32, "gpio0"), + PIN_BANK(1, 32, "gpio1"), + PIN_BANK(2, 32, "gpio2"), + PIN_BANK(3, 32, "gpio3"), +}; + +static struct rockchip_pin_ctrl rk3228_pin_ctrl = { + .pin_banks = rk3228_pin_banks, + .nr_banks = ARRAY_SIZE(rk3228_pin_banks), + .label = "RK3228-GPIO", + .type = RK3288, + .grf_mux_offset = 0x0, + .iomux_routes = rk3228_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3228_mux_route_data), + .pull_calc_reg = rk3228_calc_pull_reg_and_bit, + .drv_calc_reg = rk3228_calc_drv_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3288_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 24, "gpio0", IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_UNROUTED + ), + PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_UNROUTED, + IOMUX_UNROUTED, + IOMUX_UNROUTED, + 0 + ), + PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", 0, 0, 0, IOMUX_UNROUTED), + PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", 0, 0, 0, IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0, + 0 + ), + PIN_BANK_IOMUX_FLAGS(5, 32, "gpio5", IOMUX_UNROUTED, + 0, + 0, + IOMUX_UNROUTED + ), + PIN_BANK_IOMUX_FLAGS(6, 32, "gpio6", 0, 0, 0, IOMUX_UNROUTED), + PIN_BANK_IOMUX_FLAGS(7, 32, "gpio7", 0, + 0, + IOMUX_WIDTH_4BIT, + IOMUX_UNROUTED + ), + PIN_BANK(8, 16, "gpio8"), +}; + +static struct rockchip_pin_ctrl rk3288_pin_ctrl = { + .pin_banks = rk3288_pin_banks, + .nr_banks = ARRAY_SIZE(rk3288_pin_banks), + .label = "RK3288-GPIO", + .type = RK3288, + .grf_mux_offset = 0x0, + .pmu_mux_offset = 0x84, + .iomux_routes = rk3288_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3288_mux_route_data), + .pull_calc_reg = rk3288_calc_pull_reg_and_bit, + .drv_calc_reg = rk3288_calc_drv_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3308_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT), + PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT), + PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT), + PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT), + PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_2BIT), +}; + +static struct rockchip_pin_ctrl rk3308_pin_ctrl = { + .pin_banks = rk3308_pin_banks, + .nr_banks = ARRAY_SIZE(rk3308_pin_banks), + .label = "RK3308-GPIO", + .type = RK3308, + .grf_mux_offset = 0x0, + .iomux_recalced = rk3308_mux_recalced_data, + .niomux_recalced = ARRAY_SIZE(rk3308_mux_recalced_data), + .iomux_routes = rk3308_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3308_mux_route_data), + .pull_calc_reg = rk3308_calc_pull_reg_and_bit, + .drv_calc_reg = rk3308_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3308_calc_schmitt_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3328_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", 0, 0, 0, 0), + PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", 0, 0, 0, 0), + PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", 0, + IOMUX_WIDTH_2BIT, + IOMUX_WIDTH_3BIT, + 0), + PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", + IOMUX_WIDTH_3BIT, + IOMUX_WIDTH_3BIT, + 0, + 0), +}; + +static struct rockchip_pin_ctrl rk3328_pin_ctrl = { + .pin_banks = rk3328_pin_banks, + .nr_banks = ARRAY_SIZE(rk3328_pin_banks), + .label = "RK3328-GPIO", + .type = RK3328, + .grf_mux_offset = 0x0, + .iomux_recalced = rk3328_mux_recalced_data, + .niomux_recalced = ARRAY_SIZE(rk3328_mux_recalced_data), + .iomux_routes = rk3328_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3328_mux_route_data), + .pull_calc_reg = rk3228_calc_pull_reg_and_bit, + .drv_calc_reg = rk3228_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3328_calc_schmitt_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3368_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU + ), + PIN_BANK(1, 32, "gpio1"), + PIN_BANK(2, 32, "gpio2"), + PIN_BANK(3, 32, "gpio3"), +}; + +static struct rockchip_pin_ctrl rk3368_pin_ctrl = { + .pin_banks = rk3368_pin_banks, + .nr_banks = ARRAY_SIZE(rk3368_pin_banks), + .label = "RK3368-GPIO", + .type = RK3368, + .grf_mux_offset = 0x0, + .pmu_mux_offset = 0x0, + .pull_calc_reg = rk3368_calc_pull_reg_and_bit, + .drv_calc_reg = rk3368_calc_drv_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3399_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS_DRV_FLAGS_OFFSET_PULL_FLAGS(0, 32, "gpio0", + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + DRV_TYPE_IO_1V8_ONLY, + DRV_TYPE_IO_1V8_ONLY, + DRV_TYPE_IO_DEFAULT, + DRV_TYPE_IO_DEFAULT, + 0x80, + 0x88, + -1, + -1, + PULL_TYPE_IO_1V8_ONLY, + PULL_TYPE_IO_1V8_ONLY, + PULL_TYPE_IO_DEFAULT, + PULL_TYPE_IO_DEFAULT + ), + PIN_BANK_IOMUX_DRV_FLAGS_OFFSET(1, 32, "gpio1", IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + IOMUX_SOURCE_PMU, + DRV_TYPE_IO_1V8_OR_3V0, + DRV_TYPE_IO_1V8_OR_3V0, + DRV_TYPE_IO_1V8_OR_3V0, + DRV_TYPE_IO_1V8_OR_3V0, + 0xa0, + 0xa8, + 0xb0, + 0xb8 + ), + PIN_BANK_DRV_FLAGS_PULL_FLAGS(2, 32, "gpio2", DRV_TYPE_IO_1V8_OR_3V0, + DRV_TYPE_IO_1V8_OR_3V0, + DRV_TYPE_IO_1V8_ONLY, + DRV_TYPE_IO_1V8_ONLY, + PULL_TYPE_IO_DEFAULT, + PULL_TYPE_IO_DEFAULT, + PULL_TYPE_IO_1V8_ONLY, + PULL_TYPE_IO_1V8_ONLY + ), + PIN_BANK_DRV_FLAGS(3, 32, "gpio3", DRV_TYPE_IO_3V3_ONLY, + DRV_TYPE_IO_3V3_ONLY, + DRV_TYPE_IO_3V3_ONLY, + DRV_TYPE_IO_1V8_OR_3V0 + ), + PIN_BANK_DRV_FLAGS(4, 32, "gpio4", DRV_TYPE_IO_1V8_OR_3V0, + DRV_TYPE_IO_1V8_3V0_AUTO, + DRV_TYPE_IO_1V8_OR_3V0, + DRV_TYPE_IO_1V8_OR_3V0 + ), +}; + +static struct rockchip_pin_ctrl rk3399_pin_ctrl = { + .pin_banks = rk3399_pin_banks, + .nr_banks = ARRAY_SIZE(rk3399_pin_banks), + .label = "RK3399-GPIO", + .type = RK3399, + .grf_mux_offset = 0xe000, + .pmu_mux_offset = 0x0, + .grf_drv_offset = 0xe100, + .pmu_drv_offset = 0x80, + .iomux_routes = rk3399_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3399_mux_route_data), + .pull_calc_reg = rk3399_calc_pull_reg_and_bit, + .drv_calc_reg = rk3399_calc_drv_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3506_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS_PULL_FLAGS(0, 32, "gpio0", + IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU, + IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU, + IOMUX_WIDTH_4BIT | IOMUX_SOURCE_PMU, + IOMUX_WIDTH_2BIT | IOMUX_SOURCE_PMU, + 0x0, 0x8, 0x10, 0x830, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_2_BIT, + 0, 0, 0, 1), + PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(1, 32, "gpio1", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x20, 0x28, 0x30, 0x38, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT), + PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(2, 32, "gpio2", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x40, 0x48, 0x50, 0x58, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT), + PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS(3, 32, "gpio3", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x60, 0x68, 0x70, 0x78, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT, + DRV_TYPE_IO_LEVEL_8_BIT), + PIN_BANK_IOMUX_FLAGS_OFFSET_DRV_FLAGS_PULL_FLAGS(4, 32, "gpio4", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x80, 0x88, 0x90, 0x98, + DRV_TYPE_IO_LEVEL_2_BIT, + DRV_TYPE_IO_LEVEL_2_BIT, + DRV_TYPE_IO_LEVEL_2_BIT, + DRV_TYPE_IO_LEVEL_2_BIT, + 1, 1, 1, 1), +}; + +static struct rockchip_pin_ctrl rk3506_pin_ctrl __maybe_unused = { + .pin_banks = rk3506_pin_banks, + .nr_banks = ARRAY_SIZE(rk3506_pin_banks), + .label = "RK3506-GPIO", + .type = RK3506, + .pull_calc_reg = rk3506_calc_pull_reg_and_bit, + .drv_calc_reg = rk3506_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3506_calc_schmitt_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3528_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS_OFFSET(0, 32, "gpio0", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0, 0, 0, 0), + PIN_BANK_IOMUX_FLAGS_OFFSET(1, 32, "gpio1", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x20020, 0x20028, 0x20030, 0x20038), + PIN_BANK_IOMUX_FLAGS_OFFSET(2, 32, "gpio2", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x30040, 0, 0, 0), + PIN_BANK_IOMUX_FLAGS_OFFSET(3, 32, "gpio3", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x20060, 0x20068, 0x20070, 0), + PIN_BANK_IOMUX_FLAGS_OFFSET(4, 32, "gpio4", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x10080, 0x10088, 0x10090, 0x10098), +}; + +static struct rockchip_pin_ctrl rk3528_pin_ctrl = { + .pin_banks = rk3528_pin_banks, + .nr_banks = ARRAY_SIZE(rk3528_pin_banks), + .label = "RK3528-GPIO", + .type = RK3528, + .pull_calc_reg = rk3528_calc_pull_reg_and_bit, + .drv_calc_reg = rk3528_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3528_calc_schmitt_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3562_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS_OFFSET(0, 32, "gpio0", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x20000, 0x20008, 0x20010, 0x20018), + PIN_BANK_IOMUX_FLAGS_OFFSET(1, 32, "gpio1", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0, 0x08, 0x10, 0x18), + PIN_BANK_IOMUX_FLAGS_OFFSET(2, 32, "gpio2", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x20, 0, 0, 0), + PIN_BANK_IOMUX_FLAGS_OFFSET(3, 32, "gpio3", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0x10040, 0x10048, 0x10050, 0x10058), + PIN_BANK_IOMUX_FLAGS_OFFSET(4, 16, "gpio4", + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + 0, + 0, + 0x10060, 0x10068, 0, 0), +}; + +static struct rockchip_pin_ctrl rk3562_pin_ctrl __maybe_unused = { + .pin_banks = rk3562_pin_banks, + .nr_banks = ARRAY_SIZE(rk3562_pin_banks), + .label = "RK3562-GPIO", + .type = RK3562, + .pull_calc_reg = rk3562_calc_pull_reg_and_bit, + .drv_calc_reg = rk3562_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3562_calc_schmitt_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3568_pin_banks[] = { + PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT, + IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT, + IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT, + IOMUX_SOURCE_PMU | IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT), + PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT), +}; + +static struct rockchip_pin_ctrl rk3568_pin_ctrl = { + .pin_banks = rk3568_pin_banks, + .nr_banks = ARRAY_SIZE(rk3568_pin_banks), + .label = "RK3568-GPIO", + .type = RK3568, + .grf_mux_offset = 0x0, + .pmu_mux_offset = 0x0, + .grf_drv_offset = 0x0200, + .pmu_drv_offset = 0x0070, + .iomux_routes = rk3568_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk3568_mux_route_data), + .pull_calc_reg = rk3568_calc_pull_reg_and_bit, + .drv_calc_reg = rk3568_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3568_calc_schmitt_reg_and_bit, +}; + +#define RK3576_PIN_BANK(ID, LABEL, OFFSET0, OFFSET1, OFFSET2, OFFSET3) \ + PIN_BANK_IOMUX_FLAGS_OFFSET_PULL_FLAGS(ID, 32, LABEL, \ + IOMUX_WIDTH_4BIT, \ + IOMUX_WIDTH_4BIT, \ + IOMUX_WIDTH_4BIT, \ + IOMUX_WIDTH_4BIT, \ + OFFSET0, OFFSET1, \ + OFFSET2, OFFSET3, \ + PULL_TYPE_IO_1V8_ONLY, \ + PULL_TYPE_IO_1V8_ONLY, \ + PULL_TYPE_IO_1V8_ONLY, \ + PULL_TYPE_IO_1V8_ONLY) + +static struct rockchip_pin_bank rk3576_pin_banks[] = { + RK3576_PIN_BANK(0, "gpio0", 0, 0x8, 0x2004, 0x200C), + RK3576_PIN_BANK(1, "gpio1", 0x4020, 0x4028, 0x4030, 0x4038), + RK3576_PIN_BANK(2, "gpio2", 0x4040, 0x4048, 0x4050, 0x4058), + RK3576_PIN_BANK(3, "gpio3", 0x4060, 0x4068, 0x4070, 0x4078), + RK3576_PIN_BANK(4, "gpio4", 0x4080, 0x4088, 0xA390, 0xB398), +}; + +static struct rockchip_pin_ctrl rk3576_pin_ctrl __maybe_unused = { + .pin_banks = rk3576_pin_banks, + .nr_banks = ARRAY_SIZE(rk3576_pin_banks), + .label = "RK3576-GPIO", + .type = RK3576, + .pull_calc_reg = rk3576_calc_pull_reg_and_bit, + .drv_calc_reg = rk3576_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3576_calc_schmitt_reg_and_bit, +}; + +static struct rockchip_pin_bank rk3588_pin_banks[] = { + RK3588_PIN_BANK_FLAGS(0, 32, "gpio0", + IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY), + RK3588_PIN_BANK_FLAGS(1, 32, "gpio1", + IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY), + RK3588_PIN_BANK_FLAGS(2, 32, "gpio2", + IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY), + RK3588_PIN_BANK_FLAGS(3, 32, "gpio3", + IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY), + RK3588_PIN_BANK_FLAGS(4, 32, "gpio4", + IOMUX_WIDTH_4BIT, PULL_TYPE_IO_1V8_ONLY), +}; + +static struct rockchip_pin_ctrl rk3588_pin_ctrl = { + .pin_banks = rk3588_pin_banks, + .nr_banks = ARRAY_SIZE(rk3588_pin_banks), + .label = "RK3588-GPIO", + .type = RK3588, + .pull_calc_reg = rk3588_calc_pull_reg_and_bit, + .drv_calc_reg = rk3588_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk3588_calc_schmitt_reg_and_bit, }; static const struct of_device_id rockchip_pinctrl_dt_match[] = { + { .compatible = "rockchip,px30-pinctrl", + .data = &px30_pin_ctrl }, + { .compatible = "rockchip,rv1108-pinctrl", + .data = &rv1108_pin_ctrl }, + { .compatible = "rockchip,rv1126-pinctrl", + .data = &rv1126_pin_ctrl }, { .compatible = "rockchip,rk2928-pinctrl", - .data = (void *)&rk2928_pin_ctrl }, + .data = &rk2928_pin_ctrl }, + { .compatible = "rockchip,rk3036-pinctrl", + .data = &rk3036_pin_ctrl }, { .compatible = "rockchip,rk3066a-pinctrl", - .data = (void *)&rk3066a_pin_ctrl }, + .data = &rk3066a_pin_ctrl }, { .compatible = "rockchip,rk3066b-pinctrl", - .data = (void *)&rk3066b_pin_ctrl }, + .data = &rk3066b_pin_ctrl }, + { .compatible = "rockchip,rk3128-pinctrl", + .data = (void *)&rk3128_pin_ctrl }, { .compatible = "rockchip,rk3188-pinctrl", - .data = (void *)&rk3188_pin_ctrl }, + .data = &rk3188_pin_ctrl }, + { .compatible = "rockchip,rk3228-pinctrl", + .data = &rk3228_pin_ctrl }, + { .compatible = "rockchip,rk3288-pinctrl", + .data = &rk3288_pin_ctrl }, + { .compatible = "rockchip,rk3308-pinctrl", + .data = &rk3308_pin_ctrl }, + { .compatible = "rockchip,rk3328-pinctrl", + .data = &rk3328_pin_ctrl }, + { .compatible = "rockchip,rk3368-pinctrl", + .data = &rk3368_pin_ctrl }, + { .compatible = "rockchip,rk3399-pinctrl", + .data = &rk3399_pin_ctrl }, + { .compatible = "rockchip,rk3506-pinctrl", + .data = &rk3506_pin_ctrl }, + { .compatible = "rockchip,rk3528-pinctrl", + .data = &rk3528_pin_ctrl }, + { .compatible = "rockchip,rk3562-pinctrl", + .data = &rk3562_pin_ctrl }, + { .compatible = "rockchip,rk3568-pinctrl", + .data = &rk3568_pin_ctrl }, + { .compatible = "rockchip,rk3576-pinctrl", + .data = &rk3576_pin_ctrl }, + { .compatible = "rockchip,rk3588-pinctrl", + .data = &rk3588_pin_ctrl }, {}, }; -MODULE_DEVICE_TABLE(of, rockchip_pinctrl_dt_match); static struct platform_driver rockchip_pinctrl_driver = { .probe = rockchip_pinctrl_probe, + .remove = rockchip_pinctrl_remove, .driver = { .name = "rockchip-pinctrl", - .owner = THIS_MODULE, - .of_match_table = of_match_ptr(rockchip_pinctrl_dt_match), + .pm = &rockchip_pinctrl_dev_pm_ops, + .of_match_table = rockchip_pinctrl_dt_match, }, }; @@ -1389,6 +5015,13 @@ static int __init rockchip_pinctrl_drv_register(void) } postcore_initcall(rockchip_pinctrl_drv_register); -MODULE_AUTHOR("Heiko Stuebner <heiko@sntech.de>"); -MODULE_DESCRIPTION("Rockchip pinctrl driver"); -MODULE_LICENSE("GPL v2"); +static void __exit rockchip_pinctrl_drv_unregister(void) +{ + platform_driver_unregister(&rockchip_pinctrl_driver); +} +module_exit(rockchip_pinctrl_drv_unregister); + +MODULE_DESCRIPTION("ROCKCHIP Pin Controller Driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:pinctrl-rockchip"); +MODULE_DEVICE_TABLE(of, rockchip_pinctrl_dt_match); |