diff options
Diffstat (limited to 'drivers/pinctrl/nomadik/pinctrl-nomadik.h')
| -rw-r--r-- | drivers/pinctrl/nomadik/pinctrl-nomadik.h | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.h b/drivers/pinctrl/nomadik/pinctrl-nomadik.h deleted file mode 100644 index 1ef2559bc571..000000000000 --- a/drivers/pinctrl/nomadik/pinctrl-nomadik.h +++ /dev/null @@ -1,180 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef PINCTRL_PINCTRL_NOMADIK_H -#define PINCTRL_PINCTRL_NOMADIK_H - -#include <linux/kernel.h> -#include <linux/types.h> - -#include <linux/pinctrl/pinctrl.h> - -/* Package definitions */ -#define PINCTRL_NMK_STN8815 0 -#define PINCTRL_NMK_DB8500 1 - -/* Alternate functions: function C is set in hw by setting both A and B */ -#define NMK_GPIO_ALT_GPIO 0 -#define NMK_GPIO_ALT_A 1 -#define NMK_GPIO_ALT_B 2 -#define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B) - -#define NMK_GPIO_ALT_CX_SHIFT 2 -#define NMK_GPIO_ALT_C1 ((1<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) -#define NMK_GPIO_ALT_C2 ((2<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) -#define NMK_GPIO_ALT_C3 ((3<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) -#define NMK_GPIO_ALT_C4 ((4<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) - -#define PRCM_GPIOCR_ALTCX(pin_num,\ - altc1_used, altc1_ri, altc1_cb,\ - altc2_used, altc2_ri, altc2_cb,\ - altc3_used, altc3_ri, altc3_cb,\ - altc4_used, altc4_ri, altc4_cb)\ -{\ - .pin = pin_num,\ - .altcx[PRCM_IDX_GPIOCR_ALTC1] = {\ - .used = altc1_used,\ - .reg_index = altc1_ri,\ - .control_bit = altc1_cb\ - },\ - .altcx[PRCM_IDX_GPIOCR_ALTC2] = {\ - .used = altc2_used,\ - .reg_index = altc2_ri,\ - .control_bit = altc2_cb\ - },\ - .altcx[PRCM_IDX_GPIOCR_ALTC3] = {\ - .used = altc3_used,\ - .reg_index = altc3_ri,\ - .control_bit = altc3_cb\ - },\ - .altcx[PRCM_IDX_GPIOCR_ALTC4] = {\ - .used = altc4_used,\ - .reg_index = altc4_ri,\ - .control_bit = altc4_cb\ - },\ -} - -/** - * enum prcm_gpiocr_reg_index - * Used to reference an PRCM GPIOCR register address. - */ -enum prcm_gpiocr_reg_index { - PRCM_IDX_GPIOCR1, - PRCM_IDX_GPIOCR2, - PRCM_IDX_GPIOCR3 -}; -/** - * enum prcm_gpiocr_altcx_index - * Used to reference an Other alternate-C function. - */ -enum prcm_gpiocr_altcx_index { - PRCM_IDX_GPIOCR_ALTC1, - PRCM_IDX_GPIOCR_ALTC2, - PRCM_IDX_GPIOCR_ALTC3, - PRCM_IDX_GPIOCR_ALTC4, - PRCM_IDX_GPIOCR_ALTC_MAX, -}; - -/** - * struct prcm_gpio_altcx - Other alternate-C function - * @used: other alternate-C function availability - * @reg_index: PRCM GPIOCR register index used to control the function - * @control_bit: PRCM GPIOCR bit used to control the function - */ -struct prcm_gpiocr_altcx { - bool used:1; - u8 reg_index:2; - u8 control_bit:5; -} __packed; - -/** - * struct prcm_gpio_altcx_pin_desc - Other alternate-C pin - * @pin: The pin number - * @altcx: array of other alternate-C[1-4] functions - */ -struct prcm_gpiocr_altcx_pin_desc { - unsigned short pin; - struct prcm_gpiocr_altcx altcx[PRCM_IDX_GPIOCR_ALTC_MAX]; -}; - -/** - * struct nmk_function - Nomadik pinctrl mux function - * @name: The name of the function, exported to pinctrl core. - * @groups: An array of pin groups that may select this function. - * @ngroups: The number of entries in @groups. - */ -struct nmk_function { - const char *name; - const char * const *groups; - unsigned ngroups; -}; - -/** - * struct nmk_pingroup - describes a Nomadik pin group - * @grp: Generic data of the pin group (name and pins) - * @altsetting: the altsetting to apply to all pins in this group to - * configure them to be used by a function - */ -struct nmk_pingroup { - struct pingroup grp; - int altsetting; -}; - -#define NMK_PIN_GROUP(a, b) \ - { \ - .grp = PINCTRL_PINGROUP(#a, a##_pins, ARRAY_SIZE(a##_pins)), \ - .altsetting = b, \ - } - -/** - * struct nmk_pinctrl_soc_data - Nomadik pin controller per-SoC configuration - * @pins: An array describing all pins the pin controller affects. - * All pins which are also GPIOs must be listed first within the - * array, and be numbered identically to the GPIO controller's - * numbering. - * @npins: The number of entries in @pins. - * @functions: The functions supported on this SoC. - * @nfunction: The number of entries in @functions. - * @groups: An array describing all pin groups the pin SoC supports. - * @ngroups: The number of entries in @groups. - * @altcx_pins: The pins that support Other alternate-C function on this SoC - * @npins_altcx: The number of Other alternate-C pins - * @prcm_gpiocr_registers: The array of PRCM GPIOCR registers on this SoC - */ -struct nmk_pinctrl_soc_data { - const struct pinctrl_pin_desc *pins; - unsigned npins; - const struct nmk_function *functions; - unsigned nfunctions; - const struct nmk_pingroup *groups; - unsigned ngroups; - const struct prcm_gpiocr_altcx_pin_desc *altcx_pins; - unsigned npins_altcx; - const u16 *prcm_gpiocr_registers; -}; - -#ifdef CONFIG_PINCTRL_STN8815 - -void nmk_pinctrl_stn8815_init(const struct nmk_pinctrl_soc_data **soc); - -#else - -static inline void -nmk_pinctrl_stn8815_init(const struct nmk_pinctrl_soc_data **soc) -{ -} - -#endif - -#ifdef CONFIG_PINCTRL_DB8500 - -void nmk_pinctrl_db8500_init(const struct nmk_pinctrl_soc_data **soc); - -#else - -static inline void -nmk_pinctrl_db8500_init(const struct nmk_pinctrl_soc_data **soc) -{ -} - -#endif - -#endif /* PINCTRL_PINCTRL_NOMADIK_H */ |