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pinctrl: rockchip: add rk3308 SoC support

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This patch do support pinctrl for RK3308 SoCs.

Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Link: https://lore.kernel.org/r/20191015091708.7934-3-jay.xu@rock-chips.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Jianqun Xu 2019-10-15 17:17:08 +08:00 committed by Linus Walleij
parent e54349ed6c
commit 7825aeb7b2
1 changed files with 381 additions and 1 deletions
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382
drivers/pinctrl/pinctrl-rockchip.c
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@ -58,6 +58,7 @@ enum rockchip_pinctrl_type {
RK3128,
RK3188,
RK3288,
RK3308,
RK3368,
RK3399,
};
@ -70,6 +71,7 @@ enum rockchip_pinctrl_type {
#define IOMUX_SOURCE_PMU BIT(2)
#define IOMUX_UNROUTED BIT(3)
#define IOMUX_WIDTH_3BIT BIT(4)
#define IOMUX_WIDTH_2BIT BIT(5)
/**
* @type: iomux variant using IOMUX_* constants
@ -656,6 +658,100 @@ static struct rockchip_mux_recalced_data rk3128_mux_recalced_data[] = {
},
};
static struct rockchip_mux_recalced_data rk3308_mux_recalced_data[] = {
{
.num = 1,
.pin = 14,
.reg = 0x28,
.bit = 12,
.mask = 0xf
}, {
.num = 1,
.pin = 15,
.reg = 0x2c,
.bit = 0,
.mask = 0x3
}, {
.num = 1,
.pin = 18,
.reg = 0x30,
.bit = 4,
.mask = 0xf
}, {
.num = 1,
.pin = 19,
.reg = 0x30,
.bit = 8,
.mask = 0xf
}, {
.num = 1,
.pin = 20,
.reg = 0x30,
.bit = 12,
.mask = 0xf
}, {
.num = 1,
.pin = 21,
.reg = 0x34,
.bit = 0,
.mask = 0xf
}, {
.num = 1,
.pin = 22,
.reg = 0x34,
.bit = 4,
.mask = 0xf
}, {
.num = 1,
.pin = 23,
.reg = 0x34,
.bit = 8,
.mask = 0xf
}, {
.num = 3,
.pin = 12,
.reg = 0x68,
.bit = 8,
.mask = 0xf
}, {
.num = 3,
.pin = 13,
.reg = 0x68,
.bit = 12,
.mask = 0xf
}, {
.num = 2,
.pin = 2,
.reg = 0x608,
.bit = 0,
.mask = 0x7
}, {
.num = 2,
.pin = 3,
.reg = 0x608,
.bit = 4,
.mask = 0x7
}, {
.num = 2,
.pin = 16,
.reg = 0x610,
.bit = 8,
.mask = 0x7
}, {
.num = 3,
.pin = 10,
.reg = 0x610,
.bit = 0,
.mask = 0x7
}, {
.num = 3,
.pin = 11,
.reg = 0x610,
.bit = 4,
.mask = 0x7
},
};
static struct rockchip_mux_recalced_data rk3328_mux_recalced_data[] = {
{
.num = 2,
@ -982,6 +1078,192 @@ static struct rockchip_mux_route_data rk3288_mux_route_data[] = {
},
};
static struct rockchip_mux_route_data rk3308_mux_route_data[] = {
{
/* rtc_clk */
.bank_num = 0,
.pin = 19,
.func = 1,
.route_offset = 0x314,
.route_val = BIT(16 + 0) | BIT(0),
}, {
/* uart2_rxm0 */
.bank_num = 1,
.pin = 22,
.func = 2,
.route_offset = 0x314,
.route_val = BIT(16 + 2) | BIT(16 + 3),
}, {
/* uart2_rxm1 */
.bank_num = 4,
.pin = 26,
.func = 2,
.route_offset = 0x314,
.route_val = BIT(16 + 2) | BIT(16 + 3) | BIT(2),
}, {
/* i2c3_sdam0 */
.bank_num = 0,
.pin = 15,
.func = 2,
.route_offset = 0x608,
.route_val = BIT(16 + 8) | BIT(16 + 9),
}, {
/* i2c3_sdam1 */
.bank_num = 3,
.pin = 12,
.func = 2,
.route_offset = 0x608,
.route_val = BIT(16 + 8) | BIT(16 + 9) | BIT(8),
}, {
/* i2c3_sdam2 */
.bank_num = 2,
.pin = 0,
.func = 3,
.route_offset = 0x608,
.route_val = BIT(16 + 8) | BIT(16 + 9) | BIT(9),
}, {
/* i2s-8ch-1-sclktxm0 */
.bank_num = 1,
.pin = 3,
.func = 2,
.route_offset = 0x308,
.route_val = BIT(16 + 3),
}, {
/* i2s-8ch-1-sclkrxm0 */
.bank_num = 1,
.pin = 4,
.func = 2,
.route_offset = 0x308,
.route_val = BIT(16 + 3),
}, {
/* i2s-8ch-1-sclktxm1 */
.bank_num = 1,
.pin = 13,
.func = 2,
.route_offset = 0x308,
.route_val = BIT(16 + 3) | BIT(3),
}, {
/* i2s-8ch-1-sclkrxm1 */
.bank_num = 1,
.pin = 14,
.func = 2,
.route_offset = 0x308,
.route_val = BIT(16 + 3) | BIT(3),
}, {
/* pdm-clkm0 */
.bank_num = 1,
.pin = 4,
.func = 3,
.route_offset = 0x308,
.route_val = BIT(16 + 12) | BIT(16 + 13),
}, {
/* pdm-clkm1 */
.bank_num = 1,
.pin = 14,
.func = 4,
.route_offset = 0x308,
.route_val = BIT(16 + 12) | BIT(16 + 13) | BIT(12),
}, {
/* pdm-clkm2 */
.bank_num = 2,
.pin = 6,
.func = 2,
.route_offset = 0x308,
.route_val = BIT(16 + 12) | BIT(16 + 13) | BIT(13),
}, {
/* pdm-clkm-m2 */
.bank_num = 2,
.pin = 4,
.func = 3,
.route_offset = 0x600,
.route_val = BIT(16 + 2) | BIT(2),
}, {
/* spi1_miso */
.bank_num = 3,
.pin = 10,
.func = 3,
.route_offset = 0x314,
.route_val = BIT(16 + 9),
}, {
/* spi1_miso_m1 */
.bank_num = 2,
.pin = 4,
.func = 2,
.route_offset = 0x314,
.route_val = BIT(16 + 9) | BIT(9),
}, {
/* owire_m0 */
.bank_num = 0,
.pin = 11,
.func = 3,
.route_offset = 0x314,
.route_val = BIT(16 + 10) | BIT(16 + 11),
}, {
/* owire_m1 */
.bank_num = 1,
.pin = 22,
.func = 7,
.route_offset = 0x314,
.route_val = BIT(16 + 10) | BIT(16 + 11) | BIT(10),
}, {
/* owire_m2 */
.bank_num = 2,
.pin = 2,
.func = 5,
.route_offset = 0x314,
.route_val = BIT(16 + 10) | BIT(16 + 11) | BIT(11),
}, {
/* can_rxd_m0 */
.bank_num = 0,
.pin = 11,
.func = 2,
.route_offset = 0x314,
.route_val = BIT(16 + 12) | BIT(16 + 13),
}, {
/* can_rxd_m1 */
.bank_num = 1,
.pin = 22,
.func = 5,
.route_offset = 0x314,
.route_val = BIT(16 + 12) | BIT(16 + 13) | BIT(12),
}, {
/* can_rxd_m2 */
.bank_num = 2,
.pin = 2,
.func = 4,
.route_offset = 0x314,
.route_val = BIT(16 + 12) | BIT(16 + 13) | BIT(13),
}, {
/* mac_rxd0_m0 */
.bank_num = 1,
.pin = 20,
.func = 3,
.route_offset = 0x314,
.route_val = BIT(16 + 14),
}, {
/* mac_rxd0_m1 */
.bank_num = 4,
.pin = 2,
.func = 2,
.route_offset = 0x314,
.route_val = BIT(16 + 14) | BIT(14),
}, {
/* uart3_rx */
.bank_num = 3,
.pin = 12,
.func = 4,
.route_offset = 0x314,
.route_val = BIT(16 + 15),
}, {
/* uart3_rx_m1 */
.bank_num = 0,
.pin = 17,
.func = 3,
.route_offset = 0x314,
.route_val = BIT(16 + 15) | BIT(15),
},
};
static struct rockchip_mux_route_data rk3328_mux_route_data[] = {
{
/* uart2dbg_rxm0 */
@ -1475,6 +1757,26 @@ static int rv1108_calc_schmitt_reg_and_bit(struct rockchip_pin_bank *bank,
return 0;
}
#define RK3308_SCHMITT_PINS_PER_REG 8
#define RK3308_SCHMITT_BANK_STRIDE 16
#define RK3308_SCHMITT_GRF_OFFSET 0x1a0
static int rk3308_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;
*regmap = info->regmap_base;
*reg = RK3308_SCHMITT_GRF_OFFSET;
*reg += bank->bank_num * RK3308_SCHMITT_BANK_STRIDE;
*reg += ((pin_num / RK3308_SCHMITT_PINS_PER_REG) * 4);
*bit = pin_num % RK3308_SCHMITT_PINS_PER_REG;
return 0;
}
#define RK2928_PULL_OFFSET 0x118
#define RK2928_PULL_PINS_PER_REG 16
#define RK2928_PULL_BANK_STRIDE 8
@ -1646,6 +1948,40 @@ static void rk3228_calc_drv_reg_and_bit(struct rockchip_pin_bank *bank,
*bit *= RK3288_DRV_BITS_PER_PIN;
}
#define RK3308_PULL_OFFSET 0xa0
static void rk3308_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;
*regmap = info->regmap_base;
*reg = RK3308_PULL_OFFSET;
*reg += bank->bank_num * RK3188_PULL_BANK_STRIDE;
*reg += ((pin_num / RK3188_PULL_PINS_PER_REG) * 4);
*bit = (pin_num % RK3188_PULL_PINS_PER_REG);
*bit *= RK3188_PULL_BITS_PER_PIN;
}
#define RK3308_DRV_GRF_OFFSET 0x100
static void rk3308_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;
*regmap = info->regmap_base;
*reg = RK3308_DRV_GRF_OFFSET;
*reg += bank->bank_num * RK3288_DRV_BANK_STRIDE;
*reg += ((pin_num / RK3288_DRV_PINS_PER_REG) * 4);
*bit = (pin_num % RK3288_DRV_PINS_PER_REG);
*bit *= RK3288_DRV_BITS_PER_PIN;
}
#define RK3368_PULL_GRF_OFFSET 0x100
#define RK3368_PULL_PMU_OFFSET 0x10
@ -1986,6 +2322,7 @@ static int rockchip_get_pull(struct rockchip_pin_bank *bank, int pin_num)
case RV1108:
case RK3188:
case RK3288:
case RK3308:
case RK3368:
case RK3399:
pull_type = bank->pull_type[pin_num / 8];
@ -2030,6 +2367,7 @@ static int rockchip_set_pull(struct rockchip_pin_bank *bank,
case RV1108:
case RK3188:
case RK3288:
case RK3308:
case RK3368:
case RK3399:
pull_type = bank->pull_type[pin_num / 8];
@ -2293,6 +2631,7 @@ static bool rockchip_pinconf_pull_valid(struct rockchip_pin_ctrl *ctrl,
case RV1108:
case RK3188:
case RK3288:
case RK3308:
case RK3368:
case RK3399:
return (pull != PIN_CONFIG_BIAS_PULL_PIN_DEFAULT);
@ -3303,7 +3642,8 @@ static struct rockchip_pin_ctrl *rockchip_pinctrl_get_soc_data(
* 4bit iomux'es are spread over two registers.
*/
inc = (iom->type & (IOMUX_WIDTH_4BIT |
IOMUX_WIDTH_3BIT)) ? 8 : 4;
IOMUX_WIDTH_3BIT |
IOMUX_WIDTH_2BIT)) ? 8 : 4;
if (iom->type & IOMUX_SOURCE_PMU)
pmu_offs += inc;
else
@ -3709,6 +4049,44 @@ static struct rockchip_pin_ctrl rk3288_pin_ctrl = {
.drv_calc_reg = rk3288_calc_drv_reg_and_bit,
};
static struct rockchip_pin_bank rk3308_pin_banks[] = {
PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT),
PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT),
PIN_BANK_IOMUX_FLAGS(2, 32, "gpio2", IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT),
PIN_BANK_IOMUX_FLAGS(3, 32, "gpio3", IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT),
PIN_BANK_IOMUX_FLAGS(4, 32, "gpio4", IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT,
IOMUX_WIDTH_2BIT),
};
static struct rockchip_pin_ctrl rk3308_pin_ctrl = {
.pin_banks = rk3308_pin_banks,
.nr_banks = ARRAY_SIZE(rk3308_pin_banks),
.label = "RK3308-GPIO",
.type = RK3308,
.grf_mux_offset = 0x0,
.iomux_recalced = rk3308_mux_recalced_data,
.niomux_recalced = ARRAY_SIZE(rk3308_mux_recalced_data),
.iomux_routes = rk3308_mux_route_data,
.niomux_routes = ARRAY_SIZE(rk3308_mux_route_data),
.pull_calc_reg = rk3308_calc_pull_reg_and_bit,
.drv_calc_reg = rk3308_calc_drv_reg_and_bit,
.schmitt_calc_reg = rk3308_calc_schmitt_reg_and_bit,
};
static struct rockchip_pin_bank rk3328_pin_banks[] = {
PIN_BANK_IOMUX_FLAGS(0, 32, "gpio0", 0, 0, 0, 0),
PIN_BANK_IOMUX_FLAGS(1, 32, "gpio1", 0, 0, 0, 0),
@ -3849,6 +4227,8 @@ static const struct of_device_id rockchip_pinctrl_dt_match[] = {
.data = &rk3228_pin_ctrl },
{ .compatible = "rockchip,rk3288-pinctrl",
.data = &rk3288_pin_ctrl },
{ .compatible = "rockchip,rk3308-pinctrl",
.data = &rk3308_pin_ctrl },
{ .compatible = "rockchip,rk3328-pinctrl",
.data = &rk3328_pin_ctrl },
{ .compatible = "rockchip,rk3368-pinctrl",