From f23d4911319fdebffd0529b31bb66d324ef287e6 Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Mon, 13 Apr 2009 14:43:25 +0800 Subject: [ARM] pxa: add platform device ID table to pxa i2c driver Signed-off-by: Eric Miao --- drivers/i2c/busses/i2c-pxa.c | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index acc7143d9655..e4ee8835b97f 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -34,11 +34,25 @@ #include #include -#include #include #include #include +/* + * I2C register offsets will be shifted 0 or 1 bit left, depending on + * different SoCs + */ +#define REG_SHIFT_0 (0 << 0) +#define REG_SHIFT_1 (1 << 0) +#define REG_SHIFT(d) ((d) & 0x1) + +static const struct platform_device_id i2c_pxa_id_table[] = { + { "pxa2xx-i2c", REG_SHIFT_1 }, + { "pxa3xx-pwri2c", REG_SHIFT_0 }, + { }, +}; +MODULE_DEVICE_TABLE(platform, i2c_pxa_id_table); + /* * I2C registers and bit definitions */ @@ -985,6 +999,7 @@ static int i2c_pxa_probe(struct platform_device *dev) struct pxa_i2c *i2c; struct resource *res; struct i2c_pxa_platform_data *plat = dev->dev.platform_data; + struct platform_device_id *id = platform_get_device_id(dev); int ret; int irq; @@ -1028,7 +1043,7 @@ static int i2c_pxa_probe(struct platform_device *dev) ret = -EIO; goto eremap; } - i2c->reg_shift = (cpu_is_pxa3xx() && (dev->id == 1)) ? 0 : 1; + i2c->reg_shift = REG_SHIFT(id->driver_data); i2c->iobase = res->start; i2c->iosize = res_len(res); @@ -1150,6 +1165,7 @@ static struct platform_driver i2c_pxa_driver = { .name = "pxa2xx-i2c", .owner = THIS_MODULE, }, + .id_table = i2c_pxa_id_table, }; static int __init i2c_adap_pxa_init(void) -- cgit From f0a83701399123b0e95cc4d949fcccf9941fd190 Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Mon, 13 Apr 2009 15:03:11 +0800 Subject: [ARM] pxa: move mach/i2c.h to plat/i2c.h Signed-off-by: Paul Shen Signed-off-by: Eric Miao --- drivers/i2c/busses/i2c-pxa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index e4ee8835b97f..035a6c7e59df 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -36,7 +36,7 @@ #include #include -#include +#include /* * I2C register offsets will be shifted 0 or 1 bit left, depending on -- cgit From 80153d1bcc6a20361d5974f37d3729583ba99154 Mon Sep 17 00:00:00 2001 From: Jonathan Cameron Date: Tue, 12 May 2009 19:37:20 +0000 Subject: [ARM] pxa/stargate2: Add board specific elements to the smc91x driver Signed-off-by: Jonathan Cameron Signed-off-by: Eric Miao --- drivers/net/smc91x.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index 329f890e2903..f1f773b17fe1 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -45,7 +45,8 @@ defined(CONFIG_MACH_ZYLONITE) ||\ defined(CONFIG_MACH_LITTLETON) ||\ defined(CONFIG_MACH_ZYLONITE2) ||\ - defined(CONFIG_ARCH_VIPER) + defined(CONFIG_ARCH_VIPER) ||\ + defined(CONFIG_MACH_STARGATE2) #include @@ -73,7 +74,7 @@ /* We actually can't write halfwords properly if not word aligned */ static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) { - if (machine_is_mainstone() && reg & 2) { + if ((machine_is_mainstone() || machine_is_stargate2()) && reg & 2) { unsigned int v = val << 16; v |= readl(ioaddr + (reg & ~2)) & 0xffff; writel(v, ioaddr + (reg & ~2)); -- cgit From 5aeb1a5e9f2eced482805eeb154baf77ea53c8ce Mon Sep 17 00:00:00 2001 From: Jonathan Cameron Date: Tue, 12 May 2009 19:37:21 +0000 Subject: [ARM] pxa/stargate2: add support for Compact Flash/PCMCIA Signed-off-by: Jonathan Cameron Signed-off-by: Eric Miao --- drivers/pcmcia/Kconfig | 2 +- drivers/pcmcia/Makefile | 1 + drivers/pcmcia/pxa2xx_stargate2.c | 174 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 176 insertions(+), 1 deletion(-) create mode 100644 drivers/pcmcia/pxa2xx_stargate2.c (limited to 'drivers') diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index 276473543982..fbf965b31c14 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -217,7 +217,7 @@ config PCMCIA_PXA2XX depends on ARM && ARCH_PXA && PCMCIA depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \ || MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA \ - || ARCH_VIPER || ARCH_PXA_ESERIES) + || ARCH_VIPER || ARCH_PXA_ESERIES || MACH_STARGATE2) help Say Y here to include support for the PXA2xx PCMCIA controller diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index bbac46327227..047394d98ac2 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -73,5 +73,6 @@ pxa2xx-obj-$(CONFIG_TRIZEPS_PCMCIA) += pxa2xx_trizeps4.o pxa2xx-obj-$(CONFIG_MACH_PALMTX) += pxa2xx_palmtx.o pxa2xx-obj-$(CONFIG_MACH_PALMLD) += pxa2xx_palmld.o pxa2xx-obj-$(CONFIG_MACH_E740) += pxa2xx_e740.o +pxa2xx-obj-$(CONFIG_MACH_STARGATE2) += pxa2xx_stargate2.o obj-$(CONFIG_PCMCIA_PXA2XX) += pxa2xx_core.o $(pxa2xx-obj-y) diff --git a/drivers/pcmcia/pxa2xx_stargate2.c b/drivers/pcmcia/pxa2xx_stargate2.c new file mode 100644 index 000000000000..490749ea677f --- /dev/null +++ b/drivers/pcmcia/pxa2xx_stargate2.c @@ -0,0 +1,174 @@ +/* + * linux/drivers/pcmcia/pxa2xx_stargate2.c + * + * Stargate 2 PCMCIA specific routines. + * + * Created: December 6, 2005 + * Author: Ed C. Epp + * Copyright: Intel Corp 2005 + * Jonathan Cameron 2009 + * + * 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. + */ + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include + +#include "soc_common.h" + +#define SG2_S0_BUFF_CTL 120 +#define SG2_S0_POWER_CTL 108 +#define SG2_S0_GPIO_RESET 82 +#define SG2_S0_GPIO_DETECT 53 +#define SG2_S0_GPIO_READY 81 + +static struct pcmcia_irqs irqs[] = { + { 0, IRQ_GPIO(SG2_S0_GPIO_DETECT), "PCMCIA0 CD" }, +}; + +static int sg2_pcmcia_hw_init(struct soc_pcmcia_socket *skt) +{ + skt->irq = IRQ_GPIO(SG2_S0_GPIO_READY); + return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); +} + +static void sg2_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) +{ + soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs)); +} + +static void sg2_pcmcia_socket_state(struct soc_pcmcia_socket *skt, + struct pcmcia_state *state) +{ + state->detect = !gpio_get_value(SG2_S0_GPIO_DETECT); + state->ready = !!gpio_get_value(SG2_S0_GPIO_READY); + state->bvd1 = 0; /* not available - battery detect on card */ + state->bvd2 = 0; /* not available */ + state->vs_3v = 1; /* not available - voltage detect for card */ + state->vs_Xv = 0; /* not available */ + state->wrprot = 0; /* not available - write protect */ +} + +static int sg2_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, + const socket_state_t *state) +{ + /* Enable card power */ + switch (state->Vcc) { + case 0: + /* sets power ctl register high */ + gpio_set_value(SG2_S0_POWER_CTL, 1); + break; + case 33: + case 50: + /* sets power control register low (clear) */ + gpio_set_value(SG2_S0_POWER_CTL, 0); + msleep(100); + break; + default: + pr_err("%s(): bad Vcc %u\n", + __func__, state->Vcc); + return -1; + } + + /* reset */ + gpio_set_value(SG2_S0_GPIO_RESET, !!(state->flags & SS_RESET)); + + return 0; +} + +static void sg2_pcmcia_socket_init(struct soc_pcmcia_socket *skt) +{ + soc_pcmcia_enable_irqs(skt, irqs, ARRAY_SIZE(irqs)); +} + +static void sg2_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) +{ + soc_pcmcia_disable_irqs(skt, irqs, ARRAY_SIZE(irqs)); +} + +static struct pcmcia_low_level sg2_pcmcia_ops __initdata = { + .owner = THIS_MODULE, + .hw_init = sg2_pcmcia_hw_init, + .hw_shutdown = sg2_pcmcia_hw_shutdown, + .socket_state = sg2_pcmcia_socket_state, + .configure_socket = sg2_pcmcia_configure_socket, + .socket_init = sg2_pcmcia_socket_init, + .socket_suspend = sg2_pcmcia_socket_suspend, + .nr = 1, +}; + +static struct platform_device *sg2_pcmcia_device; + +static int __init sg2_pcmcia_init(void) +{ + int ret; + + if (!machine_is_stargate2()) + return -ENODEV; + + sg2_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1); + if (!sg2_pcmcia_device) + return -ENOMEM; + + ret = gpio_request(SG2_S0_BUFF_CTL, "SG2 CF buff ctl"); + if (ret) + goto error_put_platform_device; + ret = gpio_request(SG2_S0_POWER_CTL, "SG2 CF power ctl"); + if (ret) + goto error_free_gpio_buff_ctl; + ret = gpio_request(SG2_S0_GPIO_RESET, "SG2 CF reset"); + if (ret) + goto error_free_gpio_power_ctl; + /* Set gpio directions */ + gpio_direction_output(SG2_S0_BUFF_CTL, 0); + gpio_direction_output(SG2_S0_POWER_CTL, 1); + gpio_direction_output(SG2_S0_GPIO_RESET, 1); + + ret = platform_device_add_data(sg2_pcmcia_device, + &sg2_pcmcia_ops, + sizeof(sg2_pcmcia_ops)); + if (ret) + goto error_free_gpio_reset; + + ret = platform_device_add(sg2_pcmcia_device); + if (ret) + goto error_free_gpio_reset; + + return 0; +error_free_gpio_reset: + gpio_free(SG2_S0_GPIO_RESET); +error_free_gpio_power_ctl: + gpio_free(SG2_S0_POWER_CTL); +error_free_gpio_buff_ctl: + gpio_free(SG2_S0_BUFF_CTL); +error_put_platform_device: + platform_device_put(sg2_pcmcia_device); + + return ret; +} + +static void __exit sg2_pcmcia_exit(void) +{ + platform_device_unregister(sg2_pcmcia_device); + gpio_free(SG2_S0_BUFF_CTL); + gpio_free(SG2_S0_POWER_CTL); + gpio_free(SG2_S0_GPIO_RESET); +} + +fs_initcall(sg2_pcmcia_init); +module_exit(sg2_pcmcia_exit); + +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:pxa2xx-pcmcia"); -- cgit From 638772c7553f6893f7b346bfee4d46851af59afc Mon Sep 17 00:00:00 2001 From: Lennert Buytenhek Date: Wed, 11 Feb 2009 17:25:24 +0800 Subject: fb: add support of LCD display controller on pxa168/910 (base layer) This driver is originally written by Lennert, modified by Green to be feature complete, and ported by Jun Nie and Kevin Liu for pxa168/910 processors. The patch adds support for the on-chip LCD display controller, it currently supports the base (graphics) layer only. Signed-off-by: Lennert Buytenhek Signed-off-by: Green Wan Cc: Peter Liao Signed-off-by: Jun Nie Signed-off-by: Kevin Liu Acked-by: Krzysztof Helt Signed-off-by: Eric Miao --- drivers/video/Kconfig | 10 + drivers/video/Makefile | 1 + drivers/video/pxa168fb.c | 803 +++++++++++++++++++++++++++++++++++++++++++++++ drivers/video/pxa168fb.h | 558 ++++++++++++++++++++++++++++++++ 4 files changed, 1372 insertions(+) create mode 100644 drivers/video/pxa168fb.c create mode 100644 drivers/video/pxa168fb.h (limited to 'drivers') diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 0048f1185a60..13fd66a1f102 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -1759,6 +1759,16 @@ config FB_68328 Say Y here if you want to support the built-in frame buffer of the Motorola 68328 CPU family. +config FB_PXA168 + tristate "PXA168/910 LCD framebuffer support" + depends on FB && (CPU_PXA168 || CPU_PXA910) + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + ---help--- + Frame buffer driver for the built-in LCD controller in the Marvell + MMP processor. + config FB_PXA tristate "PXA LCD framebuffer support" depends on FB && ARCH_PXA diff --git a/drivers/video/Makefile b/drivers/video/Makefile index d8d0be5151e3..01a819f47371 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -97,6 +97,7 @@ obj-$(CONFIG_FB_GBE) += gbefb.o obj-$(CONFIG_FB_CIRRUS) += cirrusfb.o obj-$(CONFIG_FB_ASILIANT) += asiliantfb.o obj-$(CONFIG_FB_PXA) += pxafb.o +obj-$(CONFIG_FB_PXA168) += pxa168fb.o obj-$(CONFIG_FB_W100) += w100fb.o obj-$(CONFIG_FB_TMIO) += tmiofb.o obj-$(CONFIG_FB_AU1100) += au1100fb.o diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c new file mode 100644 index 000000000000..84d8327e47db --- /dev/null +++ b/drivers/video/pxa168fb.c @@ -0,0 +1,803 @@ +/* + * linux/drivers/video/pxa168fb.c -- Marvell PXA168 LCD Controller + * + * Copyright (C) 2008 Marvell International Ltd. + * All rights reserved. + * + * 2009-02-16 adapted from original version for PXA168/910 + * Jun Nie + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive for + * more details. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include