Messages in this thread | | | Subject | Re: [PATCH v3 06/10] pinctrl: Ingenic: Add pinctrl driver for JZ4730. | From | Zhou Yanjie <> | Date | Thu, 25 Mar 2021 15:55:00 +0800 |
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On 2021/3/23 上午2:17, Paul Cercueil wrote: > > > Le mer. 17 mars 2021 à 17:58, 周琰杰 (Zhou Yanjie) > <zhouyanjie@wanyeetech.com> a écrit : >> Add support for probing the pinctrl-ingenic driver on the >> JZ4730 SoC from Ingenic. >> >> This driver is derived from Paul Boddie. It is worth to >> noting that the JZ4730 SoC is special in having two control >> registers (upper/lower), so add code to handle the JZ4730 >> specific register offsets and some register pairs which have >> 2 bits for each GPIO pin. >> >> Tested-by: H. Nikolaus Schaller <hns@goldelico.com> # on Letux400 >> Co-developed-by: Paul Boddie <paul@boddie.org.uk> >> Signed-off-by: Paul Boddie <paul@boddie.org.uk> >> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com> >> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com> >> --- >> >> Notes: >> v3: >> New patch. >> >> drivers/pinctrl/pinctrl-ingenic.c | 222 >> +++++++++++++++++++++++++++++++++++--- >> 1 file changed, 206 insertions(+), 16 deletions(-) >> >> diff --git a/drivers/pinctrl/pinctrl-ingenic.c >> b/drivers/pinctrl/pinctrl-ingenic.c >> index b8165f5..25458d6 100644 >> --- a/drivers/pinctrl/pinctrl-ingenic.c >> +++ b/drivers/pinctrl/pinctrl-ingenic.c >> @@ -3,8 +3,8 @@ >> * Ingenic SoCs pinctrl driver >> * >> * Copyright (c) 2017 Paul Cercueil <paul@crapouillou.net> >> - * Copyright (c) 2019 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com> >> * Copyright (c) 2017, 2019 Paul Boddie <paul@boddie.org.uk> >> + * Copyright (c) 2019, 2020 周琰杰 (Zhou Yanjie) >> <zhouyanjie@wanyeetech.com> >> */ >> >> #include <linux/compiler.h> >> @@ -29,6 +29,17 @@ >> #define GPIO_PIN 0x00 >> #define GPIO_MSK 0x20 >> >> +#define JZ4730_GPIO_DATA 0x00 >> +#define JZ4730_GPIO_GPDIR 0x04 >> +#define JZ4730_GPIO_GPPUR 0x0c >> +#define JZ4730_GPIO_GPALR 0x10 >> +#define JZ4730_GPIO_GPAUR 0x14 >> +#define JZ4730_GPIO_GPIDLR 0x18 >> +#define JZ4730_GPIO_GPIDUR 0x1c >> +#define JZ4730_GPIO_GPIER 0x20 >> +#define JZ4730_GPIO_GPIMR 0x24 >> +#define JZ4730_GPIO_GPFR 0x28 >> + >> #define JZ4740_GPIO_DATA 0x10 >> #define JZ4740_GPIO_PULL_DIS 0x30 >> #define JZ4740_GPIO_FUNC 0x40 >> @@ -57,6 +68,7 @@ >> #define GPIO_PULL_DOWN 2 >> >> #define PINS_PER_GPIO_CHIP 32 >> +#define JZ4730_PINS_PER_PAIRED_REG 16 >> >> #define INGENIC_PIN_GROUP_FUNCS(name, id, funcs) \ >> { \ >> @@ -70,6 +82,7 @@ >> INGENIC_PIN_GROUP_FUNCS(name, id, (void *)(func)) >> >> enum jz_version { >> + ID_JZ4730, >> ID_JZ4740, >> ID_JZ4725B, >> ID_JZ4760, >> @@ -110,6 +123,96 @@ struct ingenic_gpio_chip { >> unsigned int irq, reg_base; >> }; >> >> +static const u32 jz4730_pull_ups[4] = { >> + 0x3fa3320f, 0xf200ffff, 0xffffffff, 0xffffffff, >> +}; >> + >> +static const u32 jz4730_pull_downs[4] = { >> + 0x00000df0, 0x0dff0000, 0x00000000, 0x00000000, >> +}; >> + >> +static int jz4730_mmc_1bit_pins[] = { 0x27, 0x26, 0x22, }; >> +static int jz4730_mmc_4bit_pins[] = { 0x23, 0x24, 0x25, }; >> +static int jz4730_uart0_data_pins[] = { 0x7e, 0x7f, }; >> +static int jz4730_uart1_data_pins[] = { 0x18, 0x19, }; >> +static int jz4730_uart2_data_pins[] = { 0x6f, 0x7d, }; >> +static int jz4730_uart3_data_pins[] = { 0x10, 0x15, }; >> +static int jz4730_uart3_hwflow_pins[] = { 0x11, 0x17, }; >> +static int jz4730_lcd_8bit_pins[] = { >> + 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x3a, 0x39, 0x38, >> +}; >> +static int jz4730_lcd_16bit_pins[] = { >> + 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x3b, >> +}; >> +static int jz4730_lcd_16bit_tft_pins[] = { 0x3e, 0x3f, 0x3d, 0x3c, }; >> +static int jz4730_nand_cs1_pins[] = { 0x53, }; >> +static int jz4730_nand_cs2_pins[] = { 0x54, }; >> +static int jz4730_nand_cs3_pins[] = { 0x55, }; >> +static int jz4730_nand_cs4_pins[] = { 0x56, }; >> +static int jz4730_nand_cs5_pins[] = { 0x57, }; >> +static int jz4730_pwm_pwm0_pins[] = { 0x5e, }; >> +static int jz4730_pwm_pwm1_pins[] = { 0x5f, }; >> + >> +static u8 jz4730_lcd_8bit_funcs[] = { 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, >> 2, }; >> + >> +static const struct group_desc jz4730_groups[] = { >> + INGENIC_PIN_GROUP("mmc-1bit", jz4730_mmc_1bit, 1), >> + INGENIC_PIN_GROUP("mmc-4bit", jz4730_mmc_4bit, 1), >> + INGENIC_PIN_GROUP("uart0-data", jz4730_uart0_data, 1), >> + INGENIC_PIN_GROUP("uart1-data", jz4730_uart1_data, 1), >> + INGENIC_PIN_GROUP("uart2-data", jz4730_uart2_data, 1), >> + INGENIC_PIN_GROUP("uart3-data", jz4730_uart3_data, 1), >> + INGENIC_PIN_GROUP("uart3-hwflow", jz4730_uart3_hwflow, 1), >> + INGENIC_PIN_GROUP_FUNCS("lcd-8bit", jz4730_lcd_8bit, >> jz4730_lcd_8bit_funcs), >> + INGENIC_PIN_GROUP("lcd-16bit", jz4730_lcd_16bit, 1), >> + INGENIC_PIN_GROUP("lcd-16bit-tft", jz4730_lcd_16bit_tft, 1), >> + INGENIC_PIN_GROUP("nand-cs1", jz4730_nand_cs1, 1), >> + INGENIC_PIN_GROUP("nand-cs2", jz4730_nand_cs2, 1), >> + INGENIC_PIN_GROUP("nand-cs3", jz4730_nand_cs3, 1), >> + INGENIC_PIN_GROUP("nand-cs4", jz4730_nand_cs4, 1), >> + INGENIC_PIN_GROUP("nand-cs5", jz4730_nand_cs5, 1), >> + INGENIC_PIN_GROUP("pwm0", jz4730_pwm_pwm0, 1), >> + INGENIC_PIN_GROUP("pwm1", jz4730_pwm_pwm1, 1), >> +}; >> + >> +static const char *jz4730_mmc_groups[] = { "mmc-1bit", "mmc-4bit", }; >> +static const char *jz4730_uart0_groups[] = { "uart0-data", }; >> +static const char *jz4730_uart1_groups[] = { "uart1-data", }; >> +static const char *jz4730_uart2_groups[] = { "uart2-data", }; >> +static const char *jz4730_uart3_groups[] = { "uart3-data", >> "uart3-hwflow", }; >> +static const char *jz4730_lcd_groups[] = { >> + "lcd-8bit", "lcd-16bit", "lcd-16bit-tft", >> +}; >> +static const char *jz4730_nand_groups[] = { >> + "nand-cs1", "nand-cs2", "nand-cs3", "nand-cs4", "nand-cs5", >> +}; >> +static const char *jz4730_pwm0_groups[] = { "pwm0", }; >> +static const char *jz4730_pwm1_groups[] = { "pwm1", }; >> + >> +static const struct function_desc jz4730_functions[] = { >> + { "mmc", jz4730_mmc_groups, ARRAY_SIZE(jz4730_mmc_groups), }, >> + { "uart0", jz4730_uart0_groups, ARRAY_SIZE(jz4730_uart0_groups), }, >> + { "uart1", jz4730_uart1_groups, ARRAY_SIZE(jz4730_uart1_groups), }, >> + { "uart2", jz4730_uart2_groups, ARRAY_SIZE(jz4730_uart2_groups), }, >> + { "uart3", jz4730_uart3_groups, ARRAY_SIZE(jz4730_uart3_groups), }, >> + { "lcd", jz4730_lcd_groups, ARRAY_SIZE(jz4730_lcd_groups), }, >> + { "nand", jz4730_nand_groups, ARRAY_SIZE(jz4730_nand_groups), }, >> + { "pwm0", jz4730_pwm0_groups, ARRAY_SIZE(jz4730_pwm0_groups), }, >> + { "pwm1", jz4730_pwm1_groups, ARRAY_SIZE(jz4730_pwm1_groups), }, >> +}; >> + >> +static const struct ingenic_chip_info jz4730_chip_info = { >> + .num_chips = 4, >> + .reg_offset = 0x30, >> + .version = ID_JZ4730, >> + .groups = jz4730_groups, >> + .num_groups = ARRAY_SIZE(jz4730_groups), >> + .functions = jz4730_functions, >> + .num_functions = ARRAY_SIZE(jz4730_functions), >> + .pull_ups = jz4730_pull_ups, >> + .pull_downs = jz4730_pull_downs, >> +}; >> + >> static const u32 jz4740_pull_ups[4] = { >> 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, >> }; >> @@ -1669,6 +1772,12 @@ static u32 ingenic_gpio_read_reg(struct >> ingenic_gpio_chip *jzgc, u8 reg) >> static void ingenic_gpio_set_bit(struct ingenic_gpio_chip *jzgc, >> u8 reg, u8 offset, bool set) >> { >> + if (jzgc->jzpc->info->version == ID_JZ4730) { >> + regmap_update_bits(jzgc->jzpc->map, jzgc->reg_base + reg, >> + BIT(offset), set ? BIT(offset) : 0); >> + return; >> + } >> + >> if (set) >> reg = REG_SET(reg); >> else >> @@ -1677,6 +1786,20 @@ 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_set_bits(struct ingenic_gpio_chip *jzgc, >> + u8 reg_upper, u8 reg_lower, u8 offset, u8 value) >> +{ >> + /* JZ4730 function and IRQ registers support two-bits-per-pin >> + * definitions, split into two groups of 16. >> + */ > > Two things: > > - this is only used on the JZ4730, so please change the function name > to something like "jz4730_gpio_set_bits". And the > "ingenic_gpio_set_bits" is too close to the already existing > "ingenic_gpio_set_bit" which would get pretty confusing. > > - multi-line comments should have the opening /* on its own line. > scripts/checkpatch.pl should have warned about that. >
Sure, I will change them in the next version.
>> + >> + u8 reg = offset < JZ4730_PINS_PER_PAIRED_REG ? reg_lower : >> reg_upper; >> + unsigned int idx = offset % JZ4730_PINS_PER_PAIRED_REG; >> + >> + regmap_update_bits(jzgc->jzpc->map, jzgc->reg_base + reg, >> + 3 << (idx * 2), value << (idx * 2)); > > You can do: > > unsigned int mask = GENMASK(1, 0) << idx * 2; > > regmap_update_bits(jzgc->jzpc->map, jzgc->reg_base + reg, > mask, FIELD_PREP(mask, value)); >
Sure.
>> +} >> + >> static void ingenic_gpio_shadow_set_bit(struct ingenic_gpio_chip *jzgc, >> u8 reg, u8 offset, bool set) >> { >> @@ -1709,8 +1832,10 @@ static void ingenic_gpio_set_value(struct >> ingenic_gpio_chip *jzgc, >> { >> if (jzgc->jzpc->info->version >= ID_JZ4770) >> ingenic_gpio_set_bit(jzgc, JZ4770_GPIO_PAT0, offset, !!value); >> - else >> + else if (jzgc->jzpc->info->version >= ID_JZ4740) >> ingenic_gpio_set_bit(jzgc, JZ4740_GPIO_DATA, offset, !!value); >> + else >> + ingenic_gpio_set_bit(jzgc, JZ4730_GPIO_DATA, offset, !!value); >> } >> >> static void irq_set_type(struct ingenic_gpio_chip *jzgc, >> @@ -1740,9 +1865,15 @@ static void irq_set_type(struct >> ingenic_gpio_chip *jzgc, >> if (jzgc->jzpc->info->version >= ID_JZ4770) { >> reg1 = JZ4770_GPIO_PAT1; >> reg2 = JZ4770_GPIO_PAT0; >> - } else { >> + } else if (jzgc->jzpc->info->version >= ID_JZ4740) { >> reg1 = JZ4740_GPIO_TRIG; >> reg2 = JZ4740_GPIO_DIR; >> + } else { >> + ingenic_gpio_set_bit(jzgc, JZ4730_GPIO_GPDIR, offset, false); >> + ingenic_gpio_set_bits(jzgc, JZ4730_GPIO_GPIDUR, >> + JZ4730_GPIO_GPIDLR, offset, >> + (val2 ? 2 : 0) | (val1 ? 1 : 0)); > > This would look better: > (val2 << 1) | val1 >
Sure.
>> + return; >> } >> >> if (jzgc->jzpc->info->version >= ID_X1000) { >> @@ -1759,16 +1890,24 @@ static void ingenic_gpio_irq_mask(struct >> irq_data *irqd) >> { >> struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd); >> struct ingenic_gpio_chip *jzgc = gpiochip_get_data(gc); >> + int irq = irqd->hwirq; >> >> - ingenic_gpio_set_bit(jzgc, GPIO_MSK, irqd->hwirq, true); >> + if (jzgc->jzpc->info->version >= ID_JZ4740) >> + ingenic_gpio_set_bit(jzgc, GPIO_MSK, irq, true); >> + else >> + ingenic_gpio_set_bit(jzgc, JZ4730_GPIO_GPIMR, irq, true); >> } >> >> static void ingenic_gpio_irq_unmask(struct irq_data *irqd) >> { >> struct gpio_chip *gc = irq_data_get_irq_chip_data(irqd); >> struct ingenic_gpio_chip *jzgc = gpiochip_get_data(gc); >> + int irq = irqd->hwirq; >> >> - ingenic_gpio_set_bit(jzgc, GPIO_MSK, irqd->hwirq, false); >> + if (jzgc->jzpc->info->version >= ID_JZ4740) >> + ingenic_gpio_set_bit(jzgc, GPIO_MSK, irq, false); >> + else >> + ingenic_gpio_set_bit(jzgc, JZ4730_GPIO_GPIMR, irq, false); >> } >> >> static void ingenic_gpio_irq_enable(struct irq_data *irqd) >> @@ -1779,8 +1918,10 @@ static void ingenic_gpio_irq_enable(struct >> irq_data *irqd) >> >> if (jzgc->jzpc->info->version >= ID_JZ4770) >> ingenic_gpio_set_bit(jzgc, JZ4770_GPIO_INT, irq, true); >> - else >> + else if (jzgc->jzpc->info->version >= ID_JZ4740) >> ingenic_gpio_set_bit(jzgc, JZ4740_GPIO_SELECT, irq, true); >> + else >> + ingenic_gpio_set_bit(jzgc, JZ4730_GPIO_GPIER, irq, true); >> >> ingenic_gpio_irq_unmask(irqd); >> } >> @@ -1795,8 +1936,10 @@ static void ingenic_gpio_irq_disable(struct >> irq_data *irqd) >> >> if (jzgc->jzpc->info->version >= ID_JZ4770) >> ingenic_gpio_set_bit(jzgc, JZ4770_GPIO_INT, irq, false); >> - else >> + else if (jzgc->jzpc->info->version >= ID_JZ4740) >> ingenic_gpio_set_bit(jzgc, JZ4740_GPIO_SELECT, irq, false); >> + else >> + ingenic_gpio_set_bit(jzgc, JZ4730_GPIO_GPIER, irq, false); >> } >> >> static void ingenic_gpio_irq_ack(struct irq_data *irqd) >> @@ -1820,8 +1963,10 @@ static void ingenic_gpio_irq_ack(struct >> irq_data *irqd) >> >> if (jzgc->jzpc->info->version >= ID_JZ4770) >> ingenic_gpio_set_bit(jzgc, JZ4770_GPIO_FLAG, irq, false); >> - else >> + else if (jzgc->jzpc->info->version >= ID_JZ4740) >> ingenic_gpio_set_bit(jzgc, JZ4740_GPIO_DATA, irq, true); >> + else >> + ingenic_gpio_set_bit(jzgc, JZ4730_GPIO_GPFR, irq, false); >> } >> >> static int ingenic_gpio_irq_set_type(struct irq_data *irqd, unsigned >> int type) >> @@ -1877,8 +2022,10 @@ static void ingenic_gpio_irq_handler(struct >> irq_desc *desc) >> >> if (jzgc->jzpc->info->version >= ID_JZ4770) >> flag = ingenic_gpio_read_reg(jzgc, JZ4770_GPIO_FLAG); >> - else >> + else if (jzgc->jzpc->info->version >= ID_JZ4740) >> flag = ingenic_gpio_read_reg(jzgc, JZ4740_GPIO_FLAG); >> + else >> + flag = ingenic_gpio_read_reg(jzgc, JZ4730_GPIO_GPFR); >> >> for_each_set_bit(i, &flag, 32) >> generic_handle_irq(irq_linear_revmap(gc->irq.domain, i)); >> @@ -1919,8 +2066,27 @@ static inline void ingenic_config_pin(struct >> ingenic_pinctrl *jzpc, >> unsigned int idx = pin % PINS_PER_GPIO_CHIP; >> unsigned int offt = pin / PINS_PER_GPIO_CHIP; >> >> - regmap_write(jzpc->map, offt * jzpc->info->reg_offset + >> - (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx)); >> + if (jzpc->info->version >= ID_JZ4740) >> + regmap_write(jzpc->map, offt * jzpc->info->reg_offset + >> + (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx)); >> + else >> + regmap_update_bits(jzpc->map, offt * jzpc->info->reg_offset >> + reg, >> + BIT(idx), set ? BIT(idx) : 0); > > I'd prefer: > > if (set) { > if (jzpc->info->version >= ID_JZ4740) > regmap_write(jzpc->map, offt * jzpc->info->reg_offset + > REG_SET(reg), BIT(idx)); > else > regmap_set_bits(jzpc->map, offt * jzpc->info->reg_offset + reg, > BIT(idx)); > } else { > if (jzpc->info->version >= ID_JZ4740) > regmap_write(jzpc->map, offt * jzpc->info->reg_offset + > REG_CLEAR(reg), BIT(idx)); > else > regmap_clear_bits(jzpc->map, offt * jzpc->info->reg_offset + > reg, BIT(idx)); > } >
Okay.
>> +} >> + >> +static inline void ingenic_config_pin_function(struct >> ingenic_pinctrl *jzpc, >> + unsigned int pin, u8 reg_upper, u8 reg_lower, u8 value) >> +{ >> + /* JZ4730 function and IRQ registers support two-bits-per-pin >> + * definitions, split into two groups of 16. >> + */ > > Same two remarks as above (about the function name and multi-lines > comment). >
Okay.
>> + >> + unsigned int idx = pin % JZ4730_PINS_PER_PAIRED_REG; >> + unsigned int offt = pin / PINS_PER_GPIO_CHIP; >> + u8 reg = (pin % PINS_PER_GPIO_CHIP) < JZ4730_PINS_PER_PAIRED_REG >> ? reg_lower : reg_upper; >> + >> + regmap_update_bits(jzpc->map, offt * jzpc->info->reg_offset + reg, >> + 3 << (idx * 2), value << (idx * 2)); > > Same as above with GENMASK and FIELD_PREP. >
Sure.
>> } >> >> static inline void ingenic_shadow_config_pin(struct ingenic_pinctrl >> *jzpc, >> @@ -1962,6 +2128,10 @@ static int ingenic_gpio_get_direction(struct >> gpio_chip *gc, unsigned int offset) >> ingenic_get_pin_config(jzpc, pin, JZ4770_GPIO_PAT1)) >> return GPIO_LINE_DIRECTION_IN; >> return GPIO_LINE_DIRECTION_OUT; >> + } else if (jzpc->info->version == ID_JZ4730) { >> + if (!ingenic_get_pin_config(jzpc, pin, JZ4730_GPIO_GPDIR)) >> + return GPIO_LINE_DIRECTION_IN; >> + return GPIO_LINE_DIRECTION_OUT; >> } >> >> if (ingenic_get_pin_config(jzpc, pin, JZ4740_GPIO_SELECT)) >> @@ -2020,10 +2190,14 @@ static int ingenic_pinmux_set_pin_fn(struct >> ingenic_pinctrl *jzpc, >> ingenic_config_pin(jzpc, pin, GPIO_MSK, false); >> ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PAT1, func & 0x2); >> ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PAT0, func & 0x1); >> - } else { >> + } else if (jzpc->info->version >= ID_JZ4740) { >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_FUNC, true); >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_TRIG, func & 0x2); >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_SELECT, func & 0x1); >> + } else { >> + ingenic_config_pin(jzpc, pin, JZ4730_GPIO_GPIER, false); >> + ingenic_config_pin_function(jzpc, pin, JZ4730_GPIO_GPAUR, >> + JZ4730_GPIO_GPALR, func & 0x3); > > 'func' is in the [0..3] range already, so you can drop the & 0x3 mask. >
Sure.
>> } >> >> return 0; >> @@ -2084,10 +2258,15 @@ static int >> ingenic_pinmux_gpio_set_direction(struct pinctrl_dev *pctldev, >> ingenic_config_pin(jzpc, pin, JZ4770_GPIO_INT, false); >> ingenic_config_pin(jzpc, pin, GPIO_MSK, true); >> ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PAT1, input); >> - } else { >> + } else if (jzpc->info->version >= ID_JZ4740) { >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_SELECT, false); >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_DIR, !input); >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_FUNC, false); >> + } else { >> + ingenic_config_pin(jzpc, pin, JZ4730_GPIO_GPIER, false); >> + ingenic_config_pin(jzpc, pin, JZ4730_GPIO_GPDIR, !input); >> + ingenic_config_pin_function(jzpc, pin, JZ4730_GPIO_GPAUR, >> + JZ4730_GPIO_GPALR, 0); >> } >> >> return 0; >> @@ -2130,8 +2309,10 @@ static int ingenic_pinconf_get(struct >> pinctrl_dev *pctldev, >> } else { >> if (jzpc->info->version >= ID_JZ4770) >> pull = !ingenic_get_pin_config(jzpc, pin, JZ4770_GPIO_PEN); >> - else >> + else if (jzpc->info->version >= ID_JZ4740) >> pull = !ingenic_get_pin_config(jzpc, pin, >> JZ4740_GPIO_PULL_DIS); >> + else >> + pull = ingenic_get_pin_config(jzpc, pin, >> JZ4730_GPIO_GPPUR); >> >> pullup = pull && (jzpc->info->pull_ups[offt] & BIT(idx)); >> pulldown = pull && (jzpc->info->pull_downs[offt] & BIT(idx)); >> @@ -2184,8 +2365,10 @@ static void ingenic_set_bias(struct >> ingenic_pinctrl *jzpc, >> >> } else if (jzpc->info->version >= ID_JZ4770) { >> ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PEN, !bias); >> - } else { >> + } else if (jzpc->info->version >= ID_JZ4740) { >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_PULL_DIS, !bias); >> + } else { >> + ingenic_config_pin(jzpc, pin, JZ4730_GPIO_GPPUR, bias); >> } >> } >> >> @@ -2194,8 +2377,10 @@ static void ingenic_set_output_level(struct >> ingenic_pinctrl *jzpc, >> { >> if (jzpc->info->version >= ID_JZ4770) >> ingenic_config_pin(jzpc, pin, JZ4770_GPIO_PAT0, high); >> - else >> + else if (jzpc->info->version >= ID_JZ4740) >> ingenic_config_pin(jzpc, pin, JZ4740_GPIO_DATA, high); >> + else >> + ingenic_config_pin(jzpc, pin, JZ4730_GPIO_DATA, high); >> } >> >> static int ingenic_pinconf_set(struct pinctrl_dev *pctldev, unsigned >> int pin, >> @@ -2324,6 +2509,7 @@ static const struct regmap_config >> ingenic_pinctrl_regmap_config = { >> }; >> >> static const struct of_device_id ingenic_gpio_of_match[] __initconst >> = { >> + { .compatible = "ingenic,jz4730-gpio", }, >> { .compatible = "ingenic,jz4740-gpio", }, >> { .compatible = "ingenic,jz4725b-gpio", }, >> { .compatible = "ingenic,jz4760-gpio", }, >> @@ -2518,6 +2704,10 @@ static int __init ingenic_pinctrl_probe(struct >> platform_device *pdev) >> >> static const struct of_device_id ingenic_pinctrl_of_match[] = { >> { >> + .compatible = "ingenic,jz4730-pinctrl", >> + .data = IF_ENABLED(CONFIG_MACH_JZ4730, &jz4730_chip_info) >> + }, >> + { >> .compatible = "ingenic,jz4740-pinctrl", >> .data = IF_ENABLED(CONFIG_MACH_JZ4740, &jz4740_chip_info) >> }, >> -- >> 2.7.4 > > Cheers, > -Paul >
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