Add support for probing the pinctrl-ingenic driver on the X1000 Soc and the X1000E Soc from Ingenic. Signed-off-by: Zhou Yanjie <zhouyanjie@xxxxxxxx> --- drivers/pinctrl/pinctrl-ingenic.c | 307 ++++++++++++++++++++++++++++++++++++-- 1 file changed, 296 insertions(+), 11 deletions(-) diff --git a/drivers/pinctrl/pinctrl-ingenic.c b/drivers/pinctrl/pinctrl-ingenic.c index ec61b083..5bb4ae5 100644 --- a/drivers/pinctrl/pinctrl-ingenic.c +++ b/drivers/pinctrl/pinctrl-ingenic.c @@ -41,6 +41,9 @@ #define JZ4760_GPIO_FLAG 0x50 #define JZ4760_GPIO_PEN 0x70 +#define X1000_GPIO_PZ_BASE 0x700 +#define X1000_GPIO_PZ_GID2LD 0x7f0 + #define REG_SET(x) ((x) + 0x4) #define REG_CLEAR(x) ((x) + 0x8) @@ -53,6 +56,8 @@ enum jz_version { ID_JZ4760B, ID_JZ4770, ID_JZ4780, + ID_X1000, + ID_X1000E, }; struct ingenic_chip_info { @@ -1009,6 +1014,210 @@ static const struct ingenic_chip_info jz4780_chip_info = { .pull_downs = jz4770_pull_downs, }; +static const u32 x1000_pull_ups[4] = { + 0xffffffff, 0x8dffffff, 0x7d3fffff, 0xffffffff, +}; + +static const u32 x1000_pull_downs[4] = { + 0x00000000, 0x02000000, 0x02000000, 0x00000000, +}; + +static int x1000_uart0_data_pins[] = { 0x4a, 0x4b, }; +static int x1000_uart0_hwflow_pins[] = { 0x4c, 0x4d, }; +static int x1000_uart1_data_a_pins[] = { 0x04, 0x05, }; +static int x1000_uart1_data_d_pins[] = { 0x62, 0x63, }; +static int x1000_uart1_hwflow_d_pins[] = { 0x64, 0x65, }; +static int x1000_uart2_data_a_pins[] = { 0x02, 0x03, }; +static int x1000_uart2_data_d_pins[] = { 0x65, 0x64, }; +static int x1000_mmc0_1bit_pins[] = { 0x18, 0x19, 0x17, }; +static int x1000_mmc0_4bit_pins[] = { 0x16, 0x15, 0x14, }; +static int x1000_mmc0_8bit_pins[] = { 0x13, 0x12, 0x11, 0x10, }; +static int x1000_mmc1_1bit_pins[] = { 0x40, 0x41, 0x42, }; +static int x1000_mmc1_4bit_pins[] = { 0x43, 0x44, 0x45, }; +static int x1000_nemc_8bit_data_pins[] = { + 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, +}; +static int x1000_nemc_16bit_data_pins[] = { + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, +}; +static int x1000_nemc_addr_pins[] = { + 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, + 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, +}; +static int x1000_nemc_rd_we_pins[] = { 0x30, 0x31, }; +static int x1000_nemc_wait_pins[] = { 0x34, }; +static int x1000_nemc_cs1_pins[] = { 0x32, }; +static int x1000_nemc_cs2_pins[] = { 0x33, }; +static int x1000_i2c0_pins[] = { 0x38, 0x37, }; +static int x1000_i2c1_a_pins[] = { 0x01, 0x00, }; +static int x1000_i2c1_c_pins[] = { 0x5b, 0x5a, }; +static int x1000_i2c2_pins[] = { 0x61, 0x60, }; +static int x1000_cim_pins[] = { + 0x08, 0x09, 0x0a, 0x0b, + 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e, 0x0d, 0x0c, +}; +static int x1000_lcd_8bit_pins[] = { + 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x30, 0x31, 0x32, 0x33, 0x34, +}; +static int x1000_lcd_16bit_pins[] = { + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, +}; +static int x1000_pwm_pwm0_pins[] = { 0x59, }; +static int x1000_pwm_pwm1_pins[] = { 0x5a, }; +static int x1000_pwm_pwm2_pins[] = { 0x5b, }; +static int x1000_pwm_pwm3_pins[] = { 0x26, }; +static int x1000_pwm_pwm4_pins[] = { 0x58, }; +static int x1000_mac_pins[] = { + 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x26, +}; + +static int x1000_uart0_data_funcs[] = { 0, 0, }; +static int x1000_uart0_hwflow_funcs[] = { 0, 0, }; +static int x1000_uart1_data_a_funcs[] = { 2, 2, }; +static int x1000_uart1_data_d_funcs[] = { 1, 1, }; +static int x1000_uart1_hwflow_d_funcs[] = { 1, 1, }; +static int x1000_uart2_data_a_funcs[] = { 2, 2, }; +static int x1000_uart2_data_d_funcs[] = { 0, 0, }; +static int x1000_mmc0_1bit_funcs[] = { 1, 1, 1, }; +static int x1000_mmc0_4bit_funcs[] = { 1, 1, 1, }; +static int x1000_mmc0_8bit_funcs[] = { 1, 1, 1, 1, 1, }; +static int x1000_mmc1_1bit_funcs[] = { 0, 0, 0, }; +static int x1000_mmc1_4bit_funcs[] = { 0, 0, 0, }; +static int x1000_nemc_8bit_data_funcs[] = { 0, 0, 0, 0, 0, 0, 0, 0, }; +static int x1000_nemc_16bit_data_funcs[] = { 0, 0, 0, 0, 0, 0, 0, 0, }; +static int x1000_nemc_addr_funcs[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, +}; +static int x1000_nemc_rd_we_funcs[] = { 0, 0, }; +static int x1000_nemc_wait_funcs[] = { 0, }; +static int x1000_nemc_cs1_funcs[] = { 0, }; +static int x1000_nemc_cs2_funcs[] = { 0, }; +static int x1000_i2c0_funcs[] = { 0, 0, }; +static int x1000_i2c1_a_funcs[] = { 2, 2, }; +static int x1000_i2c1_c_funcs[] = { 0, 0, }; +static int x1000_i2c2_funcs[] = { 1, 1, }; +static int x1000_cim_funcs[] = { 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, }; +static int x1000_lcd_8bit_funcs[] = { + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, +}; +static int x1000_lcd_16bit_funcs[] = { 1, 1, 1, 1, 1, 1, 1, 1, }; +static int x1000_pwm_pwm0_funcs[] = { 0, }; +static int x1000_pwm_pwm1_funcs[] = { 1, }; +static int x1000_pwm_pwm2_funcs[] = { 1, }; +static int x1000_pwm_pwm3_funcs[] = { 2, }; +static int x1000_pwm_pwm4_funcs[] = { 0, }; +static int x1000_mac_funcs[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, }; + +static const struct group_desc x1000_groups[] = { + INGENIC_PIN_GROUP("uart0-data", x1000_uart0_data), + INGENIC_PIN_GROUP("uart0-hwflow", x1000_uart0_hwflow), + INGENIC_PIN_GROUP("uart1-data-a", x1000_uart1_data_a), + INGENIC_PIN_GROUP("uart1-data-d", x1000_uart1_data_d), + INGENIC_PIN_GROUP("uart1-hwflow-d", x1000_uart1_hwflow_d), + INGENIC_PIN_GROUP("uart2-data-a", x1000_uart2_data_a), + INGENIC_PIN_GROUP("uart2-data-d", x1000_uart2_data_d), + INGENIC_PIN_GROUP("mmc0-1bit", x1000_mmc0_1bit), + INGENIC_PIN_GROUP("mmc0-4bit", x1000_mmc0_4bit), + INGENIC_PIN_GROUP("mmc0-8bit", x1000_mmc0_8bit), + INGENIC_PIN_GROUP("mmc1-1bit", x1000_mmc1_1bit), + INGENIC_PIN_GROUP("mmc1-4bit", x1000_mmc1_4bit), + INGENIC_PIN_GROUP("nemc-8bit-data", x1000_nemc_8bit_data), + INGENIC_PIN_GROUP("nemc-16bit-data", x1000_nemc_16bit_data), + INGENIC_PIN_GROUP("nemc-addr", x1000_nemc_addr), + INGENIC_PIN_GROUP("nemc-rd-we", x1000_nemc_rd_we), + INGENIC_PIN_GROUP("nemc-wait", x1000_nemc_wait), + INGENIC_PIN_GROUP("nemc-cs1", x1000_nemc_cs1), + INGENIC_PIN_GROUP("nemc-cs2", x1000_nemc_cs2), + INGENIC_PIN_GROUP("i2c0-data", x1000_i2c0), + INGENIC_PIN_GROUP("i2c1-data-a", x1000_i2c1_a), + INGENIC_PIN_GROUP("i2c1-data-c", x1000_i2c1_c), + INGENIC_PIN_GROUP("i2c2-data", x1000_i2c2), + INGENIC_PIN_GROUP("cim-data", x1000_cim), + INGENIC_PIN_GROUP("lcd-8bit", x1000_lcd_8bit), + INGENIC_PIN_GROUP("lcd-16bit", x1000_lcd_16bit), + { "lcd-no-pins", }, + INGENIC_PIN_GROUP("pwm0", x1000_pwm_pwm0), + INGENIC_PIN_GROUP("pwm1", x1000_pwm_pwm1), + INGENIC_PIN_GROUP("pwm2", x1000_pwm_pwm2), + INGENIC_PIN_GROUP("pwm3", x1000_pwm_pwm3), + INGENIC_PIN_GROUP("pwm4", x1000_pwm_pwm4), + INGENIC_PIN_GROUP("mac", x1000_mac), +}; + +static const char *x1000_uart0_groups[] = { "uart0-data", "uart0-hwflow", }; +static const char *x1000_uart1_groups[] = { + "uart1-data-a", "uart1-data-d", "uart1-hwflow-d", +}; +static const char *x1000_uart2_groups[] = { "uart2-data-a", "uart2-data-d", }; +static const char *x1000_mmc0_groups[] = { + "mmc0-1bit", "mmc0-4bit", "mmc0-8bit", +}; +static const char *x1000_mmc1_groups[] = { + "mmc1-1bit-e", "mmc1-4bit-e", +}; +static const char *x1000_nemc_groups[] = { + "nemc-8bit-data", "nemc-16bit-data", + "nemc-addr", "nemc-rd-we", "nemc-wait", +}; +static const char *x1000_cs1_groups[] = { "nemc-cs1", }; +static const char *x1000_cs2_groups[] = { "nemc-cs2", }; +static const char *x1000_i2c0_groups[] = { "i2c0-data", }; +static const char *x1000_i2c1_groups[] = { "i2c1-data-a", "i2c1-data-c", }; +static const char *x1000_i2c2_groups[] = { "i2c2-data", }; +static const char *x1000_cim_groups[] = { "cim-data", }; +static const char *x1000_lcd_groups[] = { + "lcd-8bit", "lcd-16bit", "lcd-no-pins", +}; +static const char *x1000_pwm0_groups[] = { "pwm0", }; +static const char *x1000_pwm1_groups[] = { "pwm1", }; +static const char *x1000_pwm2_groups[] = { "pwm2", }; +static const char *x1000_pwm3_groups[] = { "pwm3", }; +static const char *x1000_pwm4_groups[] = { "pwm4", }; +static const char *x1000_mac_groups[] = { "mac", }; + +static const struct function_desc x1000_functions[] = { + { "uart0", x1000_uart0_groups, ARRAY_SIZE(x1000_uart0_groups), }, + { "uart1", x1000_uart1_groups, ARRAY_SIZE(x1000_uart1_groups), }, + { "uart2", x1000_uart2_groups, ARRAY_SIZE(x1000_uart2_groups), }, + { "mmc0", x1000_mmc0_groups, ARRAY_SIZE(x1000_mmc0_groups), }, + { "mmc1", x1000_mmc1_groups, ARRAY_SIZE(x1000_mmc1_groups), }, + { "nemc", x1000_nemc_groups, ARRAY_SIZE(x1000_nemc_groups), }, + { "nemc-cs1", x1000_cs1_groups, ARRAY_SIZE(x1000_cs1_groups), }, + { "nemc-cs2", x1000_cs2_groups, ARRAY_SIZE(x1000_cs2_groups), }, + { "i2c0", x1000_i2c0_groups, ARRAY_SIZE(x1000_i2c0_groups), }, + { "i2c1", x1000_i2c1_groups, ARRAY_SIZE(x1000_i2c1_groups), }, + { "i2c2", x1000_i2c2_groups, ARRAY_SIZE(x1000_i2c2_groups), }, + { "cim", x1000_cim_groups, ARRAY_SIZE(x1000_cim_groups), }, + { "lcd", x1000_lcd_groups, ARRAY_SIZE(x1000_lcd_groups), }, + { "pwm0", x1000_pwm0_groups, ARRAY_SIZE(x1000_pwm0_groups), }, + { "pwm1", x1000_pwm1_groups, ARRAY_SIZE(x1000_pwm1_groups), }, + { "pwm2", x1000_pwm2_groups, ARRAY_SIZE(x1000_pwm2_groups), }, + { "pwm3", x1000_pwm3_groups, ARRAY_SIZE(x1000_pwm3_groups), }, + { "pwm4", x1000_pwm4_groups, ARRAY_SIZE(x1000_pwm4_groups), }, + { "mac", x1000_mac_groups, ARRAY_SIZE(x1000_mac_groups), }, +}; + +static const struct ingenic_chip_info x1000_chip_info = { + .num_chips = 4, + .groups = x1000_groups, + .num_groups = ARRAY_SIZE(x1000_groups), + .functions = x1000_functions, + .num_functions = ARRAY_SIZE(x1000_functions), + .pull_ups = x1000_pull_ups, + .pull_downs = x1000_pull_downs, +}; + +static const struct ingenic_chip_info x1000e_chip_info = { + .num_chips = 4, + .groups = x1000_groups, + .num_groups = ARRAY_SIZE(x1000_groups), + .functions = x1000_functions, + .num_functions = ARRAY_SIZE(x1000_functions), + .pull_ups = x1000_pull_ups, + .pull_downs = x1000_pull_downs, +}; + static u32 ingenic_gpio_read_reg(struct ingenic_gpio_chip *jzgc, u8 reg) { unsigned int val; @@ -1029,6 +1238,23 @@ static void ingenic_gpio_set_bit(struct ingenic_gpio_chip *jzgc, regmap_write(jzgc->jzpc->map, jzgc->reg_base + reg, BIT(offset)); } +static void ingenic_gpio_shadow_set_bit(struct ingenic_gpio_chip *jzgc, + u8 reg, u8 offset, bool set) +{ + if (set) + reg = REG_SET(reg); + else + reg = REG_CLEAR(reg); + + regmap_write(jzgc->jzpc->map, X1000_GPIO_PZ_BASE + reg, BIT(offset)); +} + +static void ingenic_gpio_shadow_set_bit_load(struct ingenic_gpio_chip *jzgc) +{ + regmap_write(jzgc->jzpc->map, X1000_GPIO_PZ_GID2LD, + jzgc->gc.base / PINS_PER_GPIO_CHIP); +} + static inline bool ingenic_gpio_get_value(struct ingenic_gpio_chip *jzgc, u8 offset) { @@ -1061,21 +1287,45 @@ static void irq_set_type(struct ingenic_gpio_chip *jzgc, switch (type) { case IRQ_TYPE_EDGE_RISING: - ingenic_gpio_set_bit(jzgc, reg2, offset, true); - ingenic_gpio_set_bit(jzgc, reg1, offset, true); + if (jzgc->jzpc->version >= ID_X1000) { + ingenic_gpio_shadow_set_bit(jzgc, reg2, offset, true); + ingenic_gpio_shadow_set_bit(jzgc, reg1, offset, true); + ingenic_gpio_shadow_set_bit_load(jzgc); + } else { + ingenic_gpio_set_bit(jzgc, reg2, offset, true); + ingenic_gpio_set_bit(jzgc, reg1, offset, true); + } break; case IRQ_TYPE_EDGE_FALLING: - ingenic_gpio_set_bit(jzgc, reg2, offset, false); - ingenic_gpio_set_bit(jzgc, reg1, offset, true); + if (jzgc->jzpc->version >= ID_X1000) { + ingenic_gpio_shadow_set_bit(jzgc, reg2, offset, false); + ingenic_gpio_shadow_set_bit(jzgc, reg1, offset, true); + ingenic_gpio_shadow_set_bit_load(jzgc); + } else { + ingenic_gpio_set_bit(jzgc, reg2, offset, false); + ingenic_gpio_set_bit(jzgc, reg1, offset, true); + } break; case IRQ_TYPE_LEVEL_HIGH: - ingenic_gpio_set_bit(jzgc, reg2, offset, true); - ingenic_gpio_set_bit(jzgc, reg1, offset, false); + if (jzgc->jzpc->version >= ID_X1000) { + ingenic_gpio_shadow_set_bit(jzgc, reg2, offset, true); + ingenic_gpio_shadow_set_bit(jzgc, reg1, offset, false); + ingenic_gpio_shadow_set_bit_load(jzgc); + } else { + ingenic_gpio_set_bit(jzgc, reg2, offset, true); + ingenic_gpio_set_bit(jzgc, reg1, offset, false); + } break; case IRQ_TYPE_LEVEL_LOW: default: - ingenic_gpio_set_bit(jzgc, reg2, offset, false); - ingenic_gpio_set_bit(jzgc, reg1, offset, false); + if (jzgc->jzpc->version >= ID_X1000) { + ingenic_gpio_shadow_set_bit(jzgc, reg2, offset, false); + ingenic_gpio_shadow_set_bit(jzgc, reg1, offset, false); + ingenic_gpio_shadow_set_bit_load(jzgc); + } else { + ingenic_gpio_set_bit(jzgc, reg2, offset, false); + ingenic_gpio_set_bit(jzgc, reg1, offset, false); + } break; } } @@ -1248,6 +1498,21 @@ static inline void ingenic_config_pin(struct ingenic_pinctrl *jzpc, (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx)); } +static inline void ingenic_shadow_config_pin(struct ingenic_pinctrl *jzpc, + unsigned int pin, u8 reg, bool set) +{ + unsigned int idx = pin % PINS_PER_GPIO_CHIP; + + regmap_write(jzpc->map, X1000_GPIO_PZ_BASE + + (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx)); +} + +static inline void ingenic_shadow_config_pin_load(struct ingenic_pinctrl *jzpc, + unsigned int pin) +{ + regmap_write(jzpc->map, X1000_GPIO_PZ_GID2LD, pin / PINS_PER_GPIO_CHIP); +} + static inline bool ingenic_get_pin_config(struct ingenic_pinctrl *jzpc, unsigned int pin, u8 reg) { @@ -1292,7 +1557,13 @@ static int ingenic_pinmux_set_pin_fn(struct ingenic_pinctrl *jzpc, dev_dbg(jzpc->dev, "set pin P%c%u to function %u\n", 'A' + offt, idx, func); - if (jzpc->version >= ID_JZ4760) { + if (jzpc->version >= ID_X1000) { + ingenic_shadow_config_pin(jzpc, pin, JZ4760_GPIO_INT, false); + ingenic_shadow_config_pin(jzpc, pin, GPIO_MSK, false); + ingenic_shadow_config_pin(jzpc, pin, JZ4760_GPIO_PAT1, func & 0x2); + ingenic_shadow_config_pin(jzpc, pin, JZ4760_GPIO_PAT0, func & 0x1); + ingenic_shadow_config_pin_load(jzpc, pin); + } else if (jzpc->version >= ID_JZ4760) { ingenic_config_pin(jzpc, pin, JZ4760_GPIO_INT, false); ingenic_config_pin(jzpc, pin, GPIO_MSK, false); ingenic_config_pin(jzpc, pin, JZ4760_GPIO_PAT1, func & 0x2); @@ -1345,7 +1616,12 @@ static int ingenic_pinmux_gpio_set_direction(struct pinctrl_dev *pctldev, dev_dbg(pctldev->dev, "set pin P%c%u to %sput\n", 'A' + offt, idx, input ? "in" : "out"); - if (jzpc->version >= ID_JZ4760) { + if (jzpc->version >= ID_X1000) { + ingenic_shadow_config_pin(jzpc, pin, JZ4760_GPIO_INT, false); + ingenic_shadow_config_pin(jzpc, pin, GPIO_MSK, true); + ingenic_shadow_config_pin(jzpc, pin, JZ4760_GPIO_PAT1, input); + ingenic_shadow_config_pin_load(jzpc, pin); + } else if (jzpc->version >= ID_JZ4760) { ingenic_config_pin(jzpc, pin, JZ4760_GPIO_INT, false); ingenic_config_pin(jzpc, pin, GPIO_MSK, true); ingenic_config_pin(jzpc, pin, JZ4760_GPIO_PAT1, input); @@ -1532,6 +1808,8 @@ static const struct of_device_id ingenic_pinctrl_of_match[] = { { .compatible = "ingenic,jz4760b-pinctrl", .data = (void *) ID_JZ4760B }, { .compatible = "ingenic,jz4770-pinctrl", .data = (void *) ID_JZ4770 }, { .compatible = "ingenic,jz4780-pinctrl", .data = (void *) ID_JZ4780 }, + { .compatible = "ingenic,x1000-pinctrl", .data = (void *) ID_X1000 }, + { .compatible = "ingenic,x1000e-pinctrl", .data = (void *) ID_X1000E }, {}, }; @@ -1540,6 +1818,7 @@ static const struct of_device_id ingenic_gpio_of_match[] __initconst = { { .compatible = "ingenic,jz4760-gpio", }, { .compatible = "ingenic,jz4770-gpio", }, { .compatible = "ingenic,jz4780-gpio", }, + { .compatible = "ingenic,x1000-gpio", }, {}, }; @@ -1655,7 +1934,11 @@ static int __init ingenic_pinctrl_probe(struct platform_device *pdev) else jzpc->version = (enum jz_version)id->driver_data; - if (jzpc->version >= ID_JZ4780) + if (jzpc->version >= ID_X1000E) + chip_info = &x1000e_chip_info; + else if (jzpc->version >= ID_X1000) + chip_info = &x1000_chip_info; + else if (jzpc->version >= ID_JZ4780) chip_info = &jz4780_chip_info; else if (jzpc->version >= ID_JZ4770) chip_info = &jz4770_chip_info; @@ -1743,6 +2026,8 @@ static const struct platform_device_id ingenic_pinctrl_ids[] = { { "jz4760b-pinctrl", ID_JZ4760B }, { "jz4770-pinctrl", ID_JZ4770 }, { "jz4780-pinctrl", ID_JZ4780 }, + { "x1000-pinctrl", ID_X1000 }, + { "x1000e-pinctrl", ID_X1000E }, {}, }; -- 2.7.4