diff options
Diffstat (limited to 'drivers/pinctrl/aspeed/pinctrl-aspeed.h')
| -rw-r--r-- | drivers/pinctrl/aspeed/pinctrl-aspeed.h | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed.h b/drivers/pinctrl/aspeed/pinctrl-aspeed.h index a5d83986f32e..4dcde3bc29c8 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed.h +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed.h @@ -24,8 +24,7 @@ struct aspeed_pin_config { enum pin_config_param param; unsigned int pins[2]; unsigned int reg; - u8 bit; - u8 value; + u32 mask; }; #define ASPEED_PINCTRL_PIN(name_) \ @@ -35,6 +34,38 @@ struct aspeed_pin_config { .drv_data = (void *) &(PIN_SYM(name_)) \ } +#define ASPEED_SB_PINCONF(param_, pin0_, pin1_, reg_, bit_) { \ + .param = param_, \ + .pins = {pin0_, pin1_}, \ + .reg = reg_, \ + .mask = BIT_MASK(bit_) \ +} + +#define ASPEED_PULL_DOWN_PINCONF(pin_, reg_, bit_) \ + ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_PULL_DOWN, pin_, pin_, reg_, bit_), \ + ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_DISABLE, pin_, pin_, reg_, bit_) + +#define ASPEED_PULL_UP_PINCONF(pin_, reg_, bit_) \ + ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_PULL_UP, pin_, pin_, reg_, bit_), \ + ASPEED_SB_PINCONF(PIN_CONFIG_BIAS_DISABLE, pin_, pin_, reg_, bit_) +/* + * Aspeed pin configuration description. + * + * @param: pinconf configuration parameter + * @arg: The supported argument for @param, or -1 if any value is supported + * @val: The register value to write to configure @arg for @param + * @mask: The bitfield mask for @val + * + * The map is to be used in conjunction with the configuration array supplied + * by the driver implementation. + */ +struct aspeed_pin_config_map { + enum pin_config_param param; + s32 arg; + u32 val; + u32 mask; +}; + struct aspeed_pinctrl_data { struct regmap *scu; @@ -45,6 +76,9 @@ struct aspeed_pinctrl_data { const unsigned int nconfigs; struct aspeed_pinmux_data pinmux; + + const struct aspeed_pin_config_map *confmaps; + const unsigned int nconfmaps; }; /* Aspeed pinctrl helpers */ |