Re: [PATCH v3 4/4] pinctrl: Ingenic: Add pinctrl driver for X1830.
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Hi Paul,
On 2019年11月23日 02:43, Paul Cercueil wrote:
Hi Zhou,
Le jeu., nov. 21, 2019 at 14:19, Zhou Yanjie <zhouyanjie@xxxxxxxx> a
écrit :
Add support for probing the pinctrl-ingenic driver on the
X1830 Soc from Ingenic.
Signed-off-by: Zhou Yanjie <zhouyanjie@xxxxxxxx>
---
Notes:
v2:
New patch.
v2->v3:
Add pinctrl drivers for the PWM of X1830.
drivers/pinctrl/pinctrl-ingenic.c | 327
+++++++++++++++++++++++++++++++++++---
1 file changed, 309 insertions(+), 18 deletions(-)
diff --git a/drivers/pinctrl/pinctrl-ingenic.c
b/drivers/pinctrl/pinctrl-ingenic.c
index 1a99715..fa581b7 100644
--- a/drivers/pinctrl/pinctrl-ingenic.c
+++ b/drivers/pinctrl/pinctrl-ingenic.c
@@ -28,6 +28,10 @@
#define GPIO_PIN 0x00
#define GPIO_MSK 0x20
+#define GPIO_HIZ 0x00
+#define GPIO_PULLUP 0x01
+#define GPIO_PULLDOWN 0x10
+
#define JZ4740_GPIO_DATA 0x10
#define JZ4740_GPIO_PULL_DIS 0x30
#define JZ4740_GPIO_FUNC 0x40
@@ -45,6 +49,11 @@
#define X1000_GPIO_PZ_BASE 0x700
#define X1000_GPIO_PZ_GID2LD 0x7f0
+#define X1830_GPIO_PEL0 0x110
+#define X1830_GPIO_PEL1 0x120
+#define X1830_GPIO_PZ_BASE 0x7000
+#define X1830_GPIO_PZ_GID2LD 0x70f0
+
#define REG_SET(x) ((x) + 0x4)
#define REG_CLEAR(x) ((x) + 0x8)
@@ -60,6 +69,7 @@ enum jz_version {
ID_X1000,
ID_X1000E,
ID_X1500,
+ ID_X1830,
};
struct ingenic_chip_info {
@@ -1394,6 +1404,220 @@ static const struct ingenic_chip_info
x1500_chip_info = {
.pull_downs = x1000_pull_downs,
};
+static const u32 x1830_pull_ups[4] = {
+ 0x5fdfffc0, 0xffffefff, 0x1ffffbff, 0x0fcff3fc,
+};
+
+static const u32 x1830_pull_downs[4] = {
+ 0x5fdfffc0, 0xffffefff, 0x1ffffbff, 0x0fcff3fc,
+};
+
+static int x1830_uart0_data_pins[] = { 0x33, 0x36, };
+static int x1830_uart0_hwflow_pins[] = { 0x34, 0x35, };
+static int x1830_uart1_data_pins[] = { 0x38, 0x37, };
+static int x1830_sfc_pins[] = { 0x17, 0x18, 0x1a, 0x19, 0x1b, 0x1c, };
+static int x1830_ssi0_dt_pins[] = { 0x4c, };
+static int x1830_ssi0_dr_pins[] = { 0x4b, };
+static int x1830_ssi0_clk_pins[] = { 0x4f, };
+static int x1830_ssi0_gpc_pins[] = { 0x4d, };
+static int x1830_ssi0_ce0_pins[] = { 0x50, };
+static int x1830_ssi0_ce1_pins[] = { 0x4e, };
+static int x1830_ssi1_dt_c_pins[] = { 0x53, };
+static int x1830_ssi1_dr_c_pins[] = { 0x54, };
+static int x1830_ssi1_clk_c_pins[] = { 0x57, };
+static int x1830_ssi1_gpc_c_pins[] = { 0x55, };
+static int x1830_ssi1_ce0_c_pins[] = { 0x58, };
+static int x1830_ssi1_ce1_c_pins[] = { 0x56, };
+static int x1830_ssi1_dt_d_pins[] = { 0x62, };
+static int x1830_ssi1_dr_d_pins[] = { 0x63, };
+static int x1830_ssi1_clk_d_pins[] = { 0x66, };
+static int x1830_ssi1_gpc_d_pins[] = { 0x64, };
+static int x1830_ssi1_ce0_d_pins[] = { 0x67, };
+static int x1830_ssi1_ce1_d_pins[] = { 0x65, };
+static int x1830_mmc0_1bit_pins[] = { 0x24, 0x25, 0x20, };
+static int x1830_mmc0_4bit_pins[] = { 0x21, 0x22, 0x23, };
+static int x1830_mmc1_1bit_pins[] = { 0x42, 0x43, 0x44, };
+static int x1830_mmc1_4bit_pins[] = { 0x45, 0x46, 0x47, };
+static int x1830_i2c0_pins[] = { 0x0c, 0x0d, };
+static int x1830_i2c1_pins[] = { 0x39, 0x3a, };
+static int x1830_i2c2_pins[] = { 0x5b, 0x5c, };
+static int x1830_pwm_pwm0_b_pins[] = { 0x31, };
+static int x1830_pwm_pwm0_c_pins[] = { 0x4b, };
+static int x1830_pwm_pwm1_b_pins[] = { 0x32, };
+static int x1830_pwm_pwm1_c_pins[] = { 0x4c, };
+static int x1830_pwm_pwm2_c_8_pins[] = { 0x48, };
+static int x1830_pwm_pwm2_c_13_pins[] = { 0x4d, };
+static int x1830_pwm_pwm3_c_9_pins[] = { 0x49, };
+static int x1830_pwm_pwm3_c_14_pins[] = { 0x4e, };
+static int x1830_pwm_pwm4_c_15_pins[] = { 0x4f, };
+static int x1830_pwm_pwm4_c_25_pins[] = { 0x59, };
+static int x1830_pwm_pwm5_c_16_pins[] = { 0x50, };
+static int x1830_pwm_pwm5_c_26_pins[] = { 0x5a, };
+static int x1830_pwm_pwm6_c_17_pins[] = { 0x51, };
+static int x1830_pwm_pwm6_c_27_pins[] = { 0x5b, };
+static int x1830_pwm_pwm7_c_18_pins[] = { 0x52, };
+static int x1830_pwm_pwm7_c_28_pins[] = { 0x5c, };
+static int x1830_mac_pins[] = {
+ 0x29, 0x30, 0x2f, 0x28, 0x2e, 0x2d, 0x2a, 0x2b, 0x26, 0x27,
+};
+
+static int x1830_uart0_data_funcs[] = { 0, 0, };
+static int x1830_uart0_hwflow_funcs[] = { 0, 0, };
+static int x1830_uart1_data_funcs[] = { 0, 0, };
+static int x1830_sfc_funcs[] = { 1, 1, 1, 1, 1, 1, };
+static int x1830_ssi0_dt_funcs[] = { 0, };
+static int x1830_ssi0_dr_funcs[] = { 0, };
+static int x1830_ssi0_clk_funcs[] = { 0, };
+static int x1830_ssi0_gpc_funcs[] = { 0, };
+static int x1830_ssi0_ce0_funcs[] = { 0, };
+static int x1830_ssi0_ce1_funcs[] = { 0, };
+static int x1830_ssi1_dt_c_funcs[] = { 1, };
+static int x1830_ssi1_dr_c_funcs[] = { 1, };
+static int x1830_ssi1_clk_c_funcs[] = { 1, };
+static int x1830_ssi1_gpc_c_funcs[] = { 1, };
+static int x1830_ssi1_ce0_c_funcs[] = { 1, };
+static int x1830_ssi1_ce1_c_funcs[] = { 1, };
+static int x1830_ssi1_dt_d_funcs[] = { 2, };
+static int x1830_ssi1_dr_d_funcs[] = { 2, };
+static int x1830_ssi1_clk_d_funcs[] = { 2, };
+static int x1830_ssi1_gpc_d_funcs[] = { 2, };
+static int x1830_ssi1_ce0_d_funcs[] = { 2, };
+static int x1830_ssi1_ce1_d_funcs[] = { 2, };
+static int x1830_mmc0_1bit_funcs[] = { 0, 0, 0, };
+static int x1830_mmc0_4bit_funcs[] = { 0, 0, 0, };
+static int x1830_mmc1_1bit_funcs[] = { 0, 0, 0, };
+static int x1830_mmc1_4bit_funcs[] = { 0, 0, 0, };
+static int x1830_i2c0_funcs[] = { 1, 1, };
+static int x1830_i2c1_funcs[] = { 0, 0, };
+static int x1830_i2c2_funcs[] = { 1, 1, };
+static int x1830_pwm_pwm0_b_funcs[] = { 0, };
+static int x1830_pwm_pwm0_c_funcs[] = { 1, };
+static int x1830_pwm_pwm1_b_funcs[] = { 0, };
+static int x1830_pwm_pwm1_c_funcs[] = { 1, };
+static int x1830_pwm_pwm2_c_8_funcs[] = { 0, };
+static int x1830_pwm_pwm2_c_13_funcs[] = { 1, };
+static int x1830_pwm_pwm3_c_9_funcs[] = { 0, };
+static int x1830_pwm_pwm3_c_14_funcs[] = { 1, };
+static int x1830_pwm_pwm4_c_15_funcs[] = { 1, };
+static int x1830_pwm_pwm4_c_25_funcs[] = { 0, };
+static int x1830_pwm_pwm5_c_16_funcs[] = { 1, };
+static int x1830_pwm_pwm5_c_26_funcs[] = { 0, };
+static int x1830_pwm_pwm6_c_17_funcs[] = { 1, };
+static int x1830_pwm_pwm6_c_27_funcs[] = { 0, };
+static int x1830_pwm_pwm7_c_18_funcs[] = { 1, };
+static int x1830_pwm_pwm7_c_28_funcs[] = { 0, };
+static int x1830_mac_funcs[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, };
+
+static const struct group_desc x1830_groups[] = {
+ INGENIC_PIN_GROUP("uart0-data", x1830_uart0_data),
+ INGENIC_PIN_GROUP("uart0-hwflow", x1830_uart0_hwflow),
+ INGENIC_PIN_GROUP("uart1-data", x1830_uart1_data),
+ INGENIC_PIN_GROUP("sfc", x1830_sfc),
+ INGENIC_PIN_GROUP("ssi0-dt", x1830_ssi0_dt),
+ INGENIC_PIN_GROUP("ssi0-dr", x1830_ssi0_dr),
+ INGENIC_PIN_GROUP("ssi0-clk", x1830_ssi0_clk),
+ INGENIC_PIN_GROUP("ssi0-gpc", x1830_ssi0_gpc),
+ INGENIC_PIN_GROUP("ssi0-ce0", x1830_ssi0_ce0),
+ INGENIC_PIN_GROUP("ssi0-ce1", x1830_ssi0_ce1),
+ INGENIC_PIN_GROUP("ssi1-dt-c", x1830_ssi1_dt_c),
+ INGENIC_PIN_GROUP("ssi1-dr-c", x1830_ssi1_dr_c),
+ INGENIC_PIN_GROUP("ssi1-clk-c", x1830_ssi1_clk_c),
+ INGENIC_PIN_GROUP("ssi1-gpc-c", x1830_ssi1_gpc_c),
+ INGENIC_PIN_GROUP("ssi1-ce0-c", x1830_ssi1_ce0_c),
+ INGENIC_PIN_GROUP("ssi1-ce1-c", x1830_ssi1_ce1_c),
+ INGENIC_PIN_GROUP("ssi1-dt-d", x1830_ssi1_dt_d),
+ INGENIC_PIN_GROUP("ssi1-dr-d", x1830_ssi1_dr_d),
+ INGENIC_PIN_GROUP("ssi1-clk-d", x1830_ssi1_clk_d),
+ INGENIC_PIN_GROUP("ssi1-gpc-d", x1830_ssi1_gpc_d),
+ INGENIC_PIN_GROUP("ssi1-ce0-d", x1830_ssi1_ce0_d),
+ INGENIC_PIN_GROUP("ssi1-ce1-d", x1830_ssi1_ce1_d),
+ INGENIC_PIN_GROUP("mmc0-1bit", x1830_mmc0_1bit),
+ INGENIC_PIN_GROUP("mmc0-4bit", x1830_mmc0_4bit),
+ INGENIC_PIN_GROUP("mmc1-1bit", x1830_mmc1_1bit),
+ INGENIC_PIN_GROUP("mmc1-4bit", x1830_mmc1_4bit),
+ INGENIC_PIN_GROUP("i2c0-data", x1830_i2c0),
+ INGENIC_PIN_GROUP("i2c1-data", x1830_i2c1),
+ INGENIC_PIN_GROUP("i2c2-data", x1830_i2c2),
+ INGENIC_PIN_GROUP("pwm0-b", x1830_pwm_pwm0_b),
+ INGENIC_PIN_GROUP("pwm0-c", x1830_pwm_pwm0_c),
+ INGENIC_PIN_GROUP("pwm1-b", x1830_pwm_pwm1_b),
+ INGENIC_PIN_GROUP("pwm1-c", x1830_pwm_pwm1_c),
+ INGENIC_PIN_GROUP("pwm2-c-8", x1830_pwm_pwm2_c_8),
+ INGENIC_PIN_GROUP("pwm2-c-13", x1830_pwm_pwm2_c_13),
+ INGENIC_PIN_GROUP("pwm3-c-9", x1830_pwm_pwm3_c_9),
+ INGENIC_PIN_GROUP("pwm3-c-14", x1830_pwm_pwm3_c_14),
+ INGENIC_PIN_GROUP("pwm4-c-15", x1830_pwm_pwm4_c_15),
+ INGENIC_PIN_GROUP("pwm4-c-25", x1830_pwm_pwm4_c_25),
+ INGENIC_PIN_GROUP("pwm5-c-16", x1830_pwm_pwm5_c_16),
+ INGENIC_PIN_GROUP("pwm5-c-26", x1830_pwm_pwm5_c_26),
+ INGENIC_PIN_GROUP("pwm6-c-17", x1830_pwm_pwm6_c_17),
+ INGENIC_PIN_GROUP("pwm6-c-27", x1830_pwm_pwm6_c_27),
+ INGENIC_PIN_GROUP("pwm7-c-18", x1830_pwm_pwm7_c_18),
+ INGENIC_PIN_GROUP("pwm7-c-28", x1830_pwm_pwm7_c_28),
+ INGENIC_PIN_GROUP("mac", x1830_mac),
+};
+
+static const char *x1830_uart0_groups[] = { "uart0-data",
"uart0-hwflow", };
+static const char *x1830_uart1_groups[] = { "uart1-data", };
+static const char *x1830_sfc_groups[] = { "sfc", };
+static const char *x1830_ssi0_groups[] = {
+ "ssi0-dt", "ssi0-dr", "ssi0-clk", "ssi0-gpc", "ssi0-ce0",
"ssi0-ce1",
+};
+static const char *x1830_ssi1_groups[] = {
+ "ssi1-dt-c", "ssi1-dt-d",
+ "ssi1-dr-c", "ssi1-dr-d",
+ "ssi1-clk-c", "ssi1-clk-d",
+ "ssi1-gpc-c", "ssi1-gpc-d",
+ "ssi1-ce0-c", "ssi1-ce0-d",
+ "ssi1-ce1-c", "ssi1-ce1-d",
+};
+static const char *x1830_mmc0_groups[] = { "mmc0-1bit", "mmc0-4bit", };
+static const char *x1830_mmc1_groups[] = { "mmc1-1bit", "mmc1-4bit", };
+static const char *x1830_i2c0_groups[] = { "i2c0-data", };
+static const char *x1830_i2c1_groups[] = { "i2c1-data", };
+static const char *x1830_i2c2_groups[] = { "i2c2-data", };
+static const char *x1830_pwm0_groups[] = { "pwm0-b", "pwm0-c", };
+static const char *x1830_pwm1_groups[] = { "pwm1-b", "pwm1-c", };
+static const char *x1830_pwm2_groups[] = { "pwm2-c-8", "pwm2-c-13", };
+static const char *x1830_pwm3_groups[] = { "pwm3-c-9", "pwm3-c-14", };
+static const char *x1830_pwm4_groups[] = { "pwm4-c-15", "pwm4-c-25", };
+static const char *x1830_pwm5_groups[] = { "pwm5-c-16", "pwm5-c-26", };
+static const char *x1830_pwm6_groups[] = { "pwm6-c-17", "pwm6-c-27", };
+static const char *x1830_pwm7_groups[] = { "pwm7-c-18", "pwm7-c-28", };
+static const char *x1830_mac_groups[] = { "mac", };
+
+static const struct function_desc x1830_functions[] = {
+ { "uart0", x1830_uart0_groups, ARRAY_SIZE(x1830_uart0_groups), },
+ { "uart1", x1830_uart1_groups, ARRAY_SIZE(x1830_uart1_groups), },
+ { "sfc", x1830_sfc_groups, ARRAY_SIZE(x1830_sfc_groups), },
+ { "ssi0", x1830_ssi0_groups, ARRAY_SIZE(x1830_ssi0_groups), },
+ { "ssi1", x1830_ssi1_groups, ARRAY_SIZE(x1830_ssi1_groups), },
+ { "mmc0", x1830_mmc0_groups, ARRAY_SIZE(x1830_mmc0_groups), },
+ { "mmc1", x1830_mmc1_groups, ARRAY_SIZE(x1830_mmc1_groups), },
+ { "i2c0", x1830_i2c0_groups, ARRAY_SIZE(x1830_i2c0_groups), },
+ { "i2c1", x1830_i2c1_groups, ARRAY_SIZE(x1830_i2c1_groups), },
+ { "i2c2", x1830_i2c2_groups, ARRAY_SIZE(x1830_i2c2_groups), },
+ { "pwm0", x1830_pwm0_groups, ARRAY_SIZE(x1830_pwm0_groups), },
+ { "pwm1", x1830_pwm1_groups, ARRAY_SIZE(x1830_pwm1_groups), },
+ { "pwm2", x1830_pwm2_groups, ARRAY_SIZE(x1830_pwm2_groups), },
+ { "pwm3", x1830_pwm3_groups, ARRAY_SIZE(x1830_pwm3_groups), },
+ { "pwm4", x1830_pwm4_groups, ARRAY_SIZE(x1830_pwm4_groups), },
+ { "pwm5", x1830_pwm5_groups, ARRAY_SIZE(x1830_pwm4_groups), },
+ { "pwm6", x1830_pwm6_groups, ARRAY_SIZE(x1830_pwm4_groups), },
+ { "pwm7", x1830_pwm7_groups, ARRAY_SIZE(x1830_pwm4_groups), },
+ { "mac", x1830_mac_groups, ARRAY_SIZE(x1830_mac_groups), },
+};
+
+static const struct ingenic_chip_info x1830_chip_info = {
+ .num_chips = 4,
+ .groups = x1830_groups,
+ .num_groups = ARRAY_SIZE(x1830_groups),
+ .functions = x1830_functions,
+ .num_functions = ARRAY_SIZE(x1830_functions),
+ .pull_ups = x1830_pull_ups,
+ .pull_downs = x1830_pull_downs,
+};
+
static u32 ingenic_gpio_read_reg(struct ingenic_gpio_chip *jzgc, u8
reg)
{
unsigned int val;
@@ -1422,13 +1646,20 @@ static void
ingenic_gpio_shadow_set_bit(struct ingenic_gpio_chip *jzgc,
else
reg = REG_CLEAR(reg);
- regmap_write(jzgc->jzpc->map, X1000_GPIO_PZ_BASE + reg,
BIT(offset));
+ if (jzgc->jzpc->version >= ID_X1830)
+ regmap_write(jzgc->jzpc->map, X1830_GPIO_PZ_BASE + reg,
BIT(offset));
+ else
+ 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);
+ if (jzgc->jzpc->version >= ID_X1830)
+ regmap_write(jzgc->jzpc->map, X1830_GPIO_PZ_GID2LD,
+ jzgc->gc.base / PINS_PER_GPIO_CHIP);
+ else
+ regmap_write(jzgc->jzpc->map, X1000_GPIO_PZ_GID2LD,
+ jzgc->gc.base / PINS_PER_GPIO_CHIP);
Consider using a local variable to store the value here.
Sure, I'll change it in v2.
}
static inline bool ingenic_gpio_get_value(struct ingenic_gpio_chip
*jzgc,
@@ -1670,8 +1901,12 @@ 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 * 0x100 +
- (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx));
+ if (jzpc->version >= ID_X1830)
+ regmap_write(jzpc->map, offt * 0x1000 +
+ (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx));
+ else
+ regmap_write(jzpc->map, offt * 0x100 +
+ (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx));
Same here.
Sure, I'll change it in v2.
}
static inline void ingenic_shadow_config_pin(struct ingenic_pinctrl
*jzpc,
@@ -1679,14 +1914,23 @@ static inline void
ingenic_shadow_config_pin(struct ingenic_pinctrl *jzpc,
{
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));
+ if (jzpc->version >= ID_X1830)
+ regmap_write(jzpc->map, X1830_GPIO_PZ_BASE +
+ (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx));
+ else
+ regmap_write(jzpc->map, X1000_GPIO_PZ_BASE +
+ (set ? REG_SET(reg) : REG_CLEAR(reg)), BIT(idx));
Same here.
Sure, I'll change it in v2.
}
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);
+ if (jzpc->version >= ID_X1830)
+ regmap_write(jzpc->map, X1830_GPIO_PZ_GID2LD,
+ pin / PINS_PER_GPIO_CHIP);
+ else
+ regmap_write(jzpc->map, X1000_GPIO_PZ_GID2LD,
+ pin / PINS_PER_GPIO_CHIP);
Same here...
Sure, I'll change it in v2.
}
static inline bool ingenic_get_pin_config(struct ingenic_pinctrl *jzpc,
@@ -1696,7 +1940,10 @@ static inline bool
ingenic_get_pin_config(struct ingenic_pinctrl *jzpc,
unsigned int offt = pin / PINS_PER_GPIO_CHIP;
unsigned int val;
- regmap_read(jzpc->map, offt * 0x100 + reg, &val);
+ if (jzpc->version >= ID_X1830)
+ regmap_read(jzpc->map, offt * 0x1000 + reg, &val);
+ else
+ regmap_read(jzpc->map, offt * 0x100 + reg, &val);
return val & BIT(idx);
}
@@ -1857,12 +2104,48 @@ static int ingenic_pinconf_get(struct
pinctrl_dev *pctldev,
}
static void ingenic_set_bias(struct ingenic_pinctrl *jzpc,
- unsigned int pin, bool enabled)
+ unsigned int pin, unsigned int bias)
{
- if (jzpc->version >= ID_JZ4760)
- ingenic_config_pin(jzpc, pin, JZ4760_GPIO_PEN, !enabled);
+ if (jzpc->version >= ID_X1830) {
+ unsigned int idx = pin % PINS_PER_GPIO_CHIP;
+ unsigned int offt = pin / PINS_PER_GPIO_CHIP;
+
+ if (bias == GPIO_HIZ) {
+ if (idx < (PINS_PER_GPIO_CHIP / 2))
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_CLEAR(X1830_GPIO_PEL0), BIT(idx * 2) * 3);
+ else
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_CLEAR(X1830_GPIO_PEL1), BIT(idx % 16 *
2) * 3);
+ } else if (bias == GPIO_PULLUP) {
+ if (idx < (PINS_PER_GPIO_CHIP / 2)) {
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_SET(X1830_GPIO_PEL0), BIT(idx * 2));
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_CLEAR(X1830_GPIO_PEL0), BIT(idx * 2) * 2);
+ } else {
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_SET(X1830_GPIO_PEL1), BIT(idx % 16 * 2));
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_CLEAR(X1830_GPIO_PEL1), BIT(idx % 16 *
2) * 2);
+ }
+ } else {
+ if (idx < (PINS_PER_GPIO_CHIP / 2)) {
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_CLEAR(X1830_GPIO_PEL0), BIT(idx * 2));
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_SET(X1830_GPIO_PEL0), BIT(idx * 2) * 2);
+ } else {
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_CLEAR(X1830_GPIO_PEL1), BIT(idx % 16 * 2));
+ regmap_write(jzpc->map, offt * 0x1000 +
+ REG_SET(X1830_GPIO_PEL1), BIT(idx % 16 * 2)
* 2);
+ }
+ }
+ } else if (jzpc->version >= ID_JZ4760)
+ ingenic_config_pin(jzpc, pin, JZ4760_GPIO_PEN, !bias);
This is wrong. If "bias" is GPIO_HIZ but the SoC does not support it,
it should not succeed.
Also you should use braces after the "else if" since the first "if"
had them.
Sure, I'll fix these in v2.
else
- ingenic_config_pin(jzpc, pin, JZ4740_GPIO_PULL_DIS, !enabled);
+ ingenic_config_pin(jzpc, pin, JZ4740_GPIO_PULL_DIS, !bias);
}
static int ingenic_pinconf_set(struct pinctrl_dev *pctldev, unsigned
int pin,
@@ -1889,7 +2172,7 @@ static int ingenic_pinconf_set(struct
pinctrl_dev *pctldev, unsigned int pin,
case PIN_CONFIG_BIAS_DISABLE:
dev_dbg(jzpc->dev, "disable pull-over for pin P%c%u\n",
'A' + offt, idx);
- ingenic_set_bias(jzpc, pin, false);
+ ingenic_set_bias(jzpc, pin, GPIO_HIZ);
break;
case PIN_CONFIG_BIAS_PULL_UP:
@@ -1897,7 +2180,7 @@ static int ingenic_pinconf_set(struct
pinctrl_dev *pctldev, unsigned int pin,
return -EINVAL;
dev_dbg(jzpc->dev, "set pull-up for pin P%c%u\n",
'A' + offt, idx);
- ingenic_set_bias(jzpc, pin, true);
+ ingenic_set_bias(jzpc, pin, GPIO_PULLUP);
break;
case PIN_CONFIG_BIAS_PULL_DOWN:
@@ -1905,7 +2188,7 @@ static int ingenic_pinconf_set(struct
pinctrl_dev *pctldev, unsigned int pin,
return -EINVAL;
dev_dbg(jzpc->dev, "set pull-down for pin P%c%u\n",
'A' + offt, idx);
- ingenic_set_bias(jzpc, pin, true);
+ ingenic_set_bias(jzpc, pin, GPIO_PULLDOWN);
break;
default:
@@ -1987,6 +2270,7 @@ static const struct of_device_id
ingenic_pinctrl_of_match[] = {
{ .compatible = "ingenic,x1000-pinctrl", .data = (void *)
ID_X1000 },
{ .compatible = "ingenic,x1000e-pinctrl", .data = (void *)
ID_X1000E },
{ .compatible = "ingenic,x1500-pinctrl", .data = (void *)
ID_X1500 },
+ { .compatible = "ingenic,x1830-pinctrl", .data = (void *)
ID_X1830 },
{},
};
@@ -1996,6 +2280,7 @@ static const struct of_device_id
ingenic_gpio_of_match[] __initconst = {
{ .compatible = "ingenic,jz4770-gpio", },
{ .compatible = "ingenic,jz4780-gpio", },
{ .compatible = "ingenic,x1000-gpio", },
+ { .compatible = "ingenic,x1830-gpio", },
{},
};
@@ -2018,7 +2303,10 @@ static int __init ingenic_gpio_probe(struct
ingenic_pinctrl *jzpc,
return -ENOMEM;
jzgc->jzpc = jzpc;
- jzgc->reg_base = bank * 0x100;
+ if (jzpc->version >= ID_X1830)
+ jzgc->reg_base = bank * 0x1000;
+ else
+ jzgc->reg_base = bank * 0x100;
jzgc->gc.label = devm_kasprintf(dev, GFP_KERNEL, "GPIO%c", 'A' +
bank);
if (!jzgc->gc.label)
@@ -2111,7 +2399,9 @@ static int __init ingenic_pinctrl_probe(struct
platform_device *pdev)
else
jzpc->version = (enum jz_version)id->driver_data;
- if (jzpc->version >= ID_X1500)
+ if (jzpc->version >= ID_X1830)
+ chip_info = &x1830_chip_info;
+ else if (jzpc->version >= ID_X1500)
chip_info = &x1500_chip_info;
else if (jzpc->version >= ID_X1000E)
chip_info = &x1000e_chip_info;
@@ -2208,6 +2498,7 @@ static const struct platform_device_id
ingenic_pinctrl_ids[] = {
{ "x1000-pinctrl", ID_X1000 },
{ "x1000e-pinctrl", ID_X1000E },
{ "x1500-pinctrl", ID_X1500 },
+ { "x1830-pinctrl", ID_X1830 },
{},
};
--
2.7.4
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