diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 0791199488d2..dbd586613247 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -91,6 +91,7 @@ static const struct rockchip_gpio_regs gpio_regs_v2 = { enum rockchip_pinctrl_type { PX30, RV1108, + RK1808, RK2928, RK3066B, RK3128, @@ -952,6 +953,87 @@ static void rockchip_get_recalced_mux(struct rockchip_pin_bank *bank, int pin, *bit = data->bit; } +static struct rockchip_mux_route_data rk1808_mux_route_data[] = { + { + /* i2c2m0_sda */ + .bank_num = 3, + .pin = 12, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 3), + }, { + /* i2c2m1_sda */ + .bank_num = 1, + .pin = 13, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 3) | BIT(3), + }, { + /* spi2m0_miso */ + .bank_num = 1, + .pin = 6, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 4), + }, { + /* spi2m1_miso */ + .bank_num = 2, + .pin = 4, + .func = 3, + .route_offset = 0x190, + .route_val = BIT(16 + 4) | BIT(4), + }, { + /* spi1m0_miso */ + .bank_num = 4, + .pin = 15, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 5), + }, { + /* spi1m1_miso */ + .bank_num = 3, + .pin = 26, + .func = 3, + .route_offset = 0x190, + .route_val = BIT(16 + 5) | BIT(5), + }, { + /* uart1_rxm0 */ + .bank_num = 4, + .pin = 8, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 13), + }, { + /* uart1_rxm1 */ + .bank_num = 1, + .pin = 12, + .func = 3, + .route_offset = 0x190, + .route_val = BIT(16 + 13) | BIT(13), + }, { + /* uart2_rxm0 */ + .bank_num = 4, + .pin = 3, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 14) | BIT(16 + 15), + }, { + /* uart2_rxm1 */ + .bank_num = 2, + .pin = 25, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 14) | BIT(16 + 15) | BIT(14), + }, { + /* uart2_rxm2 */ + .bank_num = 3, + .pin = 4, + .func = 2, + .route_offset = 0x190, + .route_val = BIT(16 + 14) | BIT(16 + 15) | BIT(15), + }, +}; + static struct rockchip_mux_route_data px30_mux_route_data[] = { { /* cif-d2m0 */ @@ -2028,6 +2110,111 @@ static int rk3308_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank, return 0; } +#define RK1808_PULL_PMU_OFFSET 0x10 +#define RK1808_PULL_GRF_OFFSET 0x80 +#define RK1808_PULL_PINS_PER_REG 8 +#define RK1808_PULL_BITS_PER_PIN 2 +#define RK1808_PULL_BANK_STRIDE 16 + +static void rk1808_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 = RK1808_PULL_PMU_OFFSET; + } else { + *reg = RK1808_PULL_GRF_OFFSET; + *regmap = info->regmap_base; + *reg += (bank->bank_num - 1) * RK1808_PULL_BANK_STRIDE; + } + + *reg += ((pin_num / RK1808_PULL_PINS_PER_REG) * 4); + *bit = (pin_num % RK1808_PULL_PINS_PER_REG); + *bit *= RK1808_PULL_BITS_PER_PIN; +} + +#define RK1808_DRV_PMU_OFFSET 0x20 +#define RK1808_DRV_GRF_OFFSET 0x140 +#define RK1808_DRV_BITS_PER_PIN 2 +#define RK1808_DRV_PINS_PER_REG 8 +#define RK1808_DRV_BANK_STRIDE 16 + +static void rk1808_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; + + if (bank->bank_num == 0) { + *regmap = info->regmap_pmu; + *reg = RK1808_DRV_PMU_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = RK1808_DRV_GRF_OFFSET; + *reg += (bank->bank_num - 1) * RK1808_DRV_BANK_STRIDE; + } + + *reg += ((pin_num / RK1808_DRV_PINS_PER_REG) * 4); + *bit = pin_num % RK1808_DRV_PINS_PER_REG; + *bit *= RK1808_DRV_BITS_PER_PIN; +} + +#define RK1808_SR_PMU_OFFSET 0x0030 +#define RK1808_SR_GRF_OFFSET 0x00c0 +#define RK1808_SR_BANK_STRIDE 16 +#define RK1808_SR_PINS_PER_REG 8 + +static int rk1808_calc_slew_rate_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 = RK1808_SR_PMU_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = RK1808_SR_GRF_OFFSET; + *reg += (bank->bank_num - 1) * RK1808_SR_BANK_STRIDE; + } + *reg += ((pin_num / RK1808_SR_PINS_PER_REG) * 4); + *bit = pin_num % RK1808_SR_PINS_PER_REG; + + return 0; +} + +#define RK1808_SCHMITT_PMU_OFFSET 0x0040 +#define RK1808_SCHMITT_GRF_OFFSET 0x0100 +#define RK1808_SCHMITT_BANK_STRIDE 16 +#define RK1808_SCHMITT_PINS_PER_REG 8 + +static int rk1808_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 = RK1808_SCHMITT_PMU_OFFSET; + } else { + *regmap = info->regmap_base; + *reg = RK1808_SCHMITT_GRF_OFFSET; + *reg += (bank->bank_num - 1) * RK1808_SCHMITT_BANK_STRIDE; + } + *reg += ((pin_num / RK1808_SCHMITT_PINS_PER_REG) * 4); + *bit = pin_num % RK1808_SCHMITT_PINS_PER_REG; + + return 0; +} + #define RK2928_PULL_OFFSET 0x118 #define RK2928_PULL_PINS_PER_REG 16 #define RK2928_PULL_BANK_STRIDE 8 @@ -2665,6 +2852,7 @@ static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num) : PIN_CONFIG_BIAS_DISABLE; case PX30: case RV1108: + case RK1808: case RK3188: case RK3288: case RK3308: @@ -2710,6 +2898,7 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank, break; case PX30: case RV1108: + case RK1808: case RK3188: case RK3288: case RK3308: @@ -3102,6 +3291,7 @@ static bool rockchip_pinconf_pull_valid(struct rockchip_pin_ctrl *ctrl, return pull ? false : true; case PX30: case RV1108: + case RK1808: case RK3188: case RK3288: case RK3308: @@ -4455,6 +4645,44 @@ static struct rockchip_pin_ctrl rv1108_pin_ctrl = { .schmitt_calc_reg = rv1108_calc_schmitt_reg_and_bit, }; +static struct rockchip_pin_bank rk1808_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), + PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT, + IOMUX_WIDTH_4BIT), +}; + +static struct rockchip_pin_ctrl rk1808_pin_ctrl = { + .pin_banks = rk1808_pin_banks, + .nr_banks = ARRAY_SIZE(rk1808_pin_banks), + .label = "RK1808-GPIO", + .type = RK1808, + .iomux_routes = rk1808_mux_route_data, + .niomux_routes = ARRAY_SIZE(rk1808_mux_route_data), + .grf_mux_offset = 0x0, + .pmu_mux_offset = 0x0, + .pull_calc_reg = rk1808_calc_pull_reg_and_bit, + .drv_calc_reg = rk1808_calc_drv_reg_and_bit, + .schmitt_calc_reg = rk1808_calc_schmitt_reg_and_bit, + .slew_rate_calc_reg = rk1808_calc_slew_rate_reg_and_bit, +}; + static struct rockchip_pin_bank rk2928_pin_banks[] = { PIN_BANK(0, 32, "gpio0"), PIN_BANK(1, 32, "gpio1"), @@ -4823,6 +5051,8 @@ static const struct of_device_id rockchip_pinctrl_dt_match[] = { .data = &px30_pin_ctrl }, { .compatible = "rockchip,rv1108-pinctrl", .data = &rv1108_pin_ctrl }, + { .compatible = "rockchip,rk1808-pinctrl", + .data = &rk1808_pin_ctrl }, { .compatible = "rockchip,rk2928-pinctrl", .data = &rk2928_pin_ctrl }, { .compatible = "rockchip,rk3036-pinctrl",