diff options
Diffstat (limited to 'drivers/pinctrl/renesas/sh_pfc.h')
| -rw-r--r-- | drivers/pinctrl/renesas/sh_pfc.h | 176 |
1 files changed, 79 insertions, 97 deletions
diff --git a/drivers/pinctrl/renesas/sh_pfc.h b/drivers/pinctrl/renesas/sh_pfc.h index 2479b4fb9cf9..6b5836ea47de 100644 --- a/drivers/pinctrl/renesas/sh_pfc.h +++ b/drivers/pinctrl/renesas/sh_pfc.h @@ -49,15 +49,34 @@ struct sh_pfc_pin { u16 enum_id; }; -#define SH_PFC_PIN_GROUP_ALIAS(alias, n) \ - { \ - .name = #alias, \ - .pins = n##_pins, \ - .mux = n##_mux, \ - .nr_pins = ARRAY_SIZE(n##_pins) + \ - BUILD_BUG_ON_ZERO(sizeof(n##_pins) != sizeof(n##_mux)), \ - } -#define SH_PFC_PIN_GROUP(n) SH_PFC_PIN_GROUP_ALIAS(n, n) +#define SH_PFC_PIN_GROUP_ALIAS(alias, _name) { \ + .name = #alias, \ + .pins = _name##_pins, \ + .mux = _name##_mux, \ + .nr_pins = ARRAY_SIZE(_name##_pins) + \ + BUILD_BUG_ON_ZERO(sizeof(_name##_pins) != sizeof(_name##_mux)), \ +} +#define SH_PFC_PIN_GROUP(name) SH_PFC_PIN_GROUP_ALIAS(name, name) + +/* + * Define a pin group referring to a subset of an array of pins. + */ +#define SH_PFC_PIN_GROUP_SUBSET(_name, data, first, n) { \ + .name = #_name, \ + .pins = data##_pins + first, \ + .mux = data##_mux + first, \ + .nr_pins = n + \ + BUILD_BUG_ON_ZERO(first + n > ARRAY_SIZE(data##_pins)) + \ + BUILD_BUG_ON_ZERO(first + n > ARRAY_SIZE(data##_mux)), \ +} + +/* + * Define a pin group for the data pins of a resizable bus. + * An optional 'suffix' argument is accepted, to be used when the same group + * can appear on a different set of pins. + */ +#define BUS_DATA_PIN_GROUP(base, n, ...) \ + SH_PFC_PIN_GROUP_SUBSET(base##n##__VA_ARGS__, base##__VA_ARGS__, 0, n) struct sh_pfc_pin_group { const char *name; @@ -66,49 +85,11 @@ struct sh_pfc_pin_group { unsigned int nr_pins; }; -/* - * Using union vin_data{,12,16} saves memory occupied by the VIN data pins. - * VIN_DATA_PIN_GROUP() is a macro used to describe the VIN pin groups - * in this case. It accepts an optional 'version' argument used when the - * same group can appear on a different set of pins. - */ -#define VIN_DATA_PIN_GROUP(n, s, ...) \ - { \ - .name = #n#s#__VA_ARGS__, \ - .pins = n##__VA_ARGS__##_pins.data##s, \ - .mux = n##__VA_ARGS__##_mux.data##s, \ - .nr_pins = ARRAY_SIZE(n##__VA_ARGS__##_pins.data##s), \ - } - -union vin_data12 { - unsigned int data12[12]; - unsigned int data10[10]; - unsigned int data8[8]; -}; - -union vin_data16 { - unsigned int data16[16]; - unsigned int data12[12]; - unsigned int data10[10]; - unsigned int data8[8]; -}; - -union vin_data { - unsigned int data24[24]; - unsigned int data20[20]; - unsigned int data16[16]; - unsigned int data12[12]; - unsigned int data10[10]; - unsigned int data8[8]; - unsigned int data4[4]; -}; - -#define SH_PFC_FUNCTION(n) \ - { \ - .name = #n, \ - .groups = n##_groups, \ - .nr_groups = ARRAY_SIZE(n##_groups), \ - } +#define SH_PFC_FUNCTION(n) { \ + .name = #n, \ + .groups = n##_groups, \ + .nr_groups = ARRAY_SIZE(n##_groups), \ +} struct sh_pfc_function { const char *name; @@ -231,8 +212,9 @@ struct pinmux_irq { * Describe the mapping from GPIOs to a single IRQ * - ids...: List of GPIOs that are mapped to the same IRQ */ -#define PINMUX_IRQ(ids...) \ - { .gpios = (const short []) { ids, -1 } } +#define PINMUX_IRQ(ids...) { \ + .gpios = (const short []) { ids, -1 } \ +} struct pinmux_range { u16 begin; @@ -272,8 +254,8 @@ struct sh_pfc_soc_operations { unsigned int (*get_bias)(struct sh_pfc *pfc, unsigned int pin); void (*set_bias)(struct sh_pfc *pfc, unsigned int pin, unsigned int bias); - int (*pin_to_pocctrl)(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl); - void __iomem * (*pin_to_portcr)(struct sh_pfc *pfc, unsigned int pin); + int (*pin_to_pocctrl)(unsigned int pin, u32 *pocctrl); + int (*pin_to_portcr)(unsigned int pin); }; struct sh_pfc_soc_info { @@ -342,6 +324,7 @@ extern const struct sh_pfc_soc_info r8a77980_pinmux_info; extern const struct sh_pfc_soc_info r8a77990_pinmux_info; extern const struct sh_pfc_soc_info r8a77995_pinmux_info; extern const struct sh_pfc_soc_info r8a779a0_pinmux_info; +extern const struct sh_pfc_soc_info r8a779f0_pinmux_info; extern const struct sh_pfc_soc_info sh7203_pinmux_info; extern const struct sh_pfc_soc_info sh7264_pinmux_info; extern const struct sh_pfc_soc_info sh7269_pinmux_info; @@ -535,9 +518,13 @@ extern const struct sh_pfc_soc_info shx3_pinmux_info; PORT_GP_CFG_1(bank, 17, fn, sfx, cfg) #define PORT_GP_18(bank, fn, sfx) PORT_GP_CFG_18(bank, fn, sfx, 0) -#define PORT_GP_CFG_20(bank, fn, sfx, cfg) \ +#define PORT_GP_CFG_19(bank, fn, sfx, cfg) \ PORT_GP_CFG_18(bank, fn, sfx, cfg), \ - PORT_GP_CFG_1(bank, 18, fn, sfx, cfg), \ + PORT_GP_CFG_1(bank, 18, fn, sfx, cfg) +#define PORT_GP_19(bank, fn, sfx) PORT_GP_CFG_19(bank, fn, sfx, 0) + +#define PORT_GP_CFG_20(bank, fn, sfx, cfg) \ + PORT_GP_CFG_19(bank, fn, sfx, cfg), \ PORT_GP_CFG_1(bank, 19, fn, sfx, cfg) #define PORT_GP_20(bank, fn, sfx) PORT_GP_CFG_20(bank, fn, sfx, 0) @@ -624,13 +611,12 @@ extern const struct sh_pfc_soc_info shx3_pinmux_info; #define GP_ALL(str) CPU_ALL_GP(_GP_ALL, str) /* PINMUX_GPIO_GP_ALL - Expand to a list of sh_pfc_pin entries */ -#define _GP_GPIO(bank, _pin, _name, sfx, cfg) \ - { \ - .pin = (bank * 32) + _pin, \ - .name = __stringify(_name), \ - .enum_id = _name##_DATA, \ - .configs = cfg, \ - } +#define _GP_GPIO(bank, _pin, _name, sfx, cfg) { \ + .pin = (bank * 32) + _pin, \ + .name = __stringify(_name), \ + .enum_id = _name##_DATA, \ + .configs = cfg, \ +} #define PINMUX_GPIO_GP_ALL() CPU_ALL_GP(_GP_GPIO, unused) /* PINMUX_DATA_GP_ALL - Expand to a list of name_DATA, name_FN marks */ @@ -688,13 +674,12 @@ extern const struct sh_pfc_soc_info shx3_pinmux_info; } /* SH_PFC_PIN_CFG - Expand to a sh_pfc_pin entry (named PORT#) with config */ -#define SH_PFC_PIN_CFG(_pin, cfgs) \ - { \ - .pin = _pin, \ - .name = __stringify(PORT##_pin), \ - .enum_id = PORT##_pin##_DATA, \ - .configs = cfgs, \ - } +#define SH_PFC_PIN_CFG(_pin, cfgs) { \ + .pin = _pin, \ + .name = __stringify(PORT##_pin), \ + .enum_id = PORT##_pin##_DATA, \ + .configs = cfgs, \ +} /* PINMUX_DATA_ALL - Expand to a list of PORT_name_DATA, PORT_name_FN0, * PORT_name_OUT, PORT_name_IN marks @@ -743,35 +728,32 @@ extern const struct sh_pfc_soc_info shx3_pinmux_info; #define NOGP_ALL() CPU_ALL_NOGP(_NOGP_ALL) /* PINMUX_NOGP_ALL - Expand to a list of sh_pfc_pin entries */ -#define _NOGP_PINMUX(_pin, _name, cfg) \ - { \ - .pin = PIN_##_pin, \ - .name = "PIN_" _name, \ - .configs = SH_PFC_PIN_CFG_NO_GPIO | cfg, \ - } +#define _NOGP_PINMUX(_pin, _name, cfg) { \ + .pin = PIN_##_pin, \ + .name = "PIN_" _name, \ + .configs = SH_PFC_PIN_CFG_NO_GPIO | cfg, \ +} #define PINMUX_NOGP_ALL() CPU_ALL_NOGP(_NOGP_PINMUX) /* * PORTnCR helper macro for SH-Mobile/R-Mobile */ -#define PORTCR(nr, reg) \ - { \ - PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, \ - GROUP(2, 2, 1, 3), \ - GROUP( \ - /* PULMD[1:0], handled by .set_bias() */ \ - 0, 0, 0, 0, \ - /* IE and OE */ \ - 0, PORT##nr##_OUT, PORT##nr##_IN, 0, \ - /* SEC, not supported */ \ - 0, 0, \ - /* PTMD[2:0] */ \ - PORT##nr##_FN0, PORT##nr##_FN1, \ - PORT##nr##_FN2, PORT##nr##_FN3, \ - PORT##nr##_FN4, PORT##nr##_FN5, \ - PORT##nr##_FN6, PORT##nr##_FN7 \ - )) \ - } +#define PORTCR(nr, reg) { \ + PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, GROUP(2, 2, 1, 3), \ + GROUP( \ + /* PULMD[1:0], handled by .set_bias() */ \ + 0, 0, 0, 0, \ + /* IE and OE */ \ + 0, PORT##nr##_OUT, PORT##nr##_IN, 0, \ + /* SEC, not supported */ \ + 0, 0, \ + /* PTMD[2:0] */ \ + PORT##nr##_FN0, PORT##nr##_FN1, \ + PORT##nr##_FN2, PORT##nr##_FN3, \ + PORT##nr##_FN4, PORT##nr##_FN5, \ + PORT##nr##_FN6, PORT##nr##_FN7 \ + )) \ +} /* * GPIO number helper macro for R-Car @@ -782,7 +764,7 @@ extern const struct sh_pfc_soc_info shx3_pinmux_info; * Bias helpers */ const struct pinmux_bias_reg * -rcar_pin_to_bias_reg(const struct sh_pfc *pfc, unsigned int pin, +rcar_pin_to_bias_reg(const struct sh_pfc_soc_info *info, unsigned int pin, unsigned int *bit); unsigned int rcar_pinmux_get_bias(struct sh_pfc *pfc, unsigned int pin); void rcar_pinmux_set_bias(struct sh_pfc *pfc, unsigned int pin, |