From: Sangsu Park <sangsu4u.p...@samsung.com>
This patch adds gpio_chips for EXYNOS5250 and replaces
exynos4_xxx() with exynos_xxx() and variables to support
exynos4 and exynos5 together.
Signed-off-by: Sangsu Park <sangsu4u.p...@samsung.com>
Cc: Grant Likely <grant.lik...@secretlab.ca>
Signed-off-by: Kukjin Kim <kgene....@samsung.com>
---
drivers/gpio/gpio-samsung.c | 356 +++++++++++++++++++++++++++++++++++++++++--
1 files changed, 343 insertions(+), 13 deletions(-)
diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c
index a766177..f81f567 100644
--- a/drivers/gpio/gpio-samsung.c
+++ b/drivers/gpio/gpio-samsung.c
@@ -169,7 +169,7 @@ int s3c24xx_gpio_setpull_1down(struct samsung_gpio_chip
*chip,
return s3c24xx_gpio_setpull_1(chip, off, pull, S3C_GPIO_PULL_DOWN);
}
-static int exynos4_gpio_setpull(struct samsung_gpio_chip *chip,
+static int exynos_gpio_setpull(struct samsung_gpio_chip *chip,
unsigned int off, samsung_gpio_pull_t pull)
{
if (pull == S3C_GPIO_PULL_UP)
@@ -178,7 +178,7 @@ static int exynos4_gpio_setpull(struct samsung_gpio_chip
*chip,
return samsung_gpio_setpull_updown(chip, off, pull);
}
-static samsung_gpio_pull_t exynos4_gpio_getpull(struct samsung_gpio_chip *chip,
+static samsung_gpio_pull_t exynos_gpio_getpull(struct samsung_gpio_chip *chip,
unsigned int off)
{
samsung_gpio_pull_t pull;
@@ -452,9 +452,9 @@ static struct samsung_gpio_cfg s3c24xx_gpiocfg_banka = {
};
#endif
-static struct samsung_gpio_cfg exynos4_gpio_cfg = {
- .set_pull = exynos4_gpio_setpull,
- .get_pull = exynos4_gpio_getpull,
+static struct samsung_gpio_cfg exynos_gpio_cfg = {
+ .set_pull = exynos_gpio_setpull,
+ .get_pull = exynos_gpio_getpull,
.set_config = samsung_gpio_setcfg_4bit,
.get_config = samsung_gpio_getcfg_4bit,
};
@@ -502,13 +502,13 @@ static struct samsung_gpio_cfg samsung_gpio_cfgs[] = {
.get_config = samsung_gpio_getcfg_2bit,
},
[8] = {
- .set_pull = exynos4_gpio_setpull,
- .get_pull = exynos4_gpio_getpull,
+ .set_pull = exynos_gpio_setpull,
+ .get_pull = exynos_gpio_getpull,
},
[9] = {
.cfg_eint = 0x3,
- .set_pull = exynos4_gpio_setpull,
- .get_pull = exynos4_gpio_getpull,
+ .set_pull = exynos_gpio_setpull,
+ .get_pull = exynos_gpio_getpull,
}
};
@@ -2113,7 +2113,7 @@ static struct samsung_gpio_chip s5pv210_gpios_4bit[] = {
};
/*
- * Followings are the gpio banks in EXYNOS4210
+ * Followings are the gpio banks in EXYNOS
*
* The 'config' member when left to NULL, is initialized to the default
* structure samsung_gpio_cfgs[3] in the init function below.
@@ -2386,6 +2386,282 @@ static struct samsung_gpio_chip exynos4_gpios_3[] = {
#endif
};
+static struct samsung_gpio_chip exynos5_gpios_1[] = {
+#ifdef CONFIG_ARCH_EXYNOS5
+ {
+ .chip = {
+ .base = EXYNOS5_GPA0(0),
+ .ngpio = EXYNOS5_GPIO_A0_NR,
+ .label = "GPA0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPA1(0),
+ .ngpio = EXYNOS5_GPIO_A1_NR,
+ .label = "GPA1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPA2(0),
+ .ngpio = EXYNOS5_GPIO_A2_NR,
+ .label = "GPA2",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPB0(0),
+ .ngpio = EXYNOS5_GPIO_B0_NR,
+ .label = "GPB0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPB1(0),
+ .ngpio = EXYNOS5_GPIO_B1_NR,
+ .label = "GPB1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPB2(0),
+ .ngpio = EXYNOS5_GPIO_B2_NR,
+ .label = "GPB2",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPB3(0),
+ .ngpio = EXYNOS5_GPIO_B3_NR,
+ .label = "GPB3",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPC0(0),
+ .ngpio = EXYNOS5_GPIO_C0_NR,
+ .label = "GPC0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPC1(0),
+ .ngpio = EXYNOS5_GPIO_C1_NR,
+ .label = "GPC1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPC2(0),
+ .ngpio = EXYNOS5_GPIO_C2_NR,
+ .label = "GPC2",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPC3(0),
+ .ngpio = EXYNOS5_GPIO_C3_NR,
+ .label = "GPC3",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPD0(0),
+ .ngpio = EXYNOS5_GPIO_D0_NR,
+ .label = "GPD0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPD1(0),
+ .ngpio = EXYNOS5_GPIO_D1_NR,
+ .label = "GPD1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPY0(0),
+ .ngpio = EXYNOS5_GPIO_Y0_NR,
+ .label = "GPY0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPY1(0),
+ .ngpio = EXYNOS5_GPIO_Y1_NR,
+ .label = "GPY1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPY2(0),
+ .ngpio = EXYNOS5_GPIO_Y2_NR,
+ .label = "GPY2",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPY3(0),
+ .ngpio = EXYNOS5_GPIO_Y3_NR,
+ .label = "GPY3",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPY4(0),
+ .ngpio = EXYNOS5_GPIO_Y4_NR,
+ .label = "GPY4",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPY5(0),
+ .ngpio = EXYNOS5_GPIO_Y5_NR,
+ .label = "GPY5",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPY6(0),
+ .ngpio = EXYNOS5_GPIO_Y6_NR,
+ .label = "GPY6",
+ },
+ }, {
+ .base = (S5P_VA_GPIO1 + 0xC00),
+ .config = &samsung_gpio_cfgs[9],
+ .irq_base = IRQ_EINT(0),
+ .chip = {
+ .base = EXYNOS5_GPX0(0),
+ .ngpio = EXYNOS5_GPIO_X0_NR,
+ .label = "GPX0",
+ .to_irq = samsung_gpiolib_to_irq,
+ },
+ }, {
+ .base = (S5P_VA_GPIO1 + 0xC20),
+ .config = &samsung_gpio_cfgs[9],
+ .irq_base = IRQ_EINT(8),
+ .chip = {
+ .base = EXYNOS5_GPX1(0),
+ .ngpio = EXYNOS5_GPIO_X1_NR,
+ .label = "GPX1",
+ .to_irq = samsung_gpiolib_to_irq,
+ },
+ }, {
+ .base = (S5P_VA_GPIO1 + 0xC40),
+ .config = &samsung_gpio_cfgs[9],
+ .irq_base = IRQ_EINT(16),
+ .chip = {
+ .base = EXYNOS5_GPX2(0),
+ .ngpio = EXYNOS5_GPIO_X2_NR,
+ .label = "GPX2",
+ .to_irq = samsung_gpiolib_to_irq,
+ },
+ }, {
+ .base = (S5P_VA_GPIO1 + 0xC60),
+ .config = &samsung_gpio_cfgs[9],
+ .irq_base = IRQ_EINT(24),
+ .chip = {
+ .base = EXYNOS5_GPX3(0),
+ .ngpio = EXYNOS5_GPIO_X3_NR,
+ .label = "GPX3",
+ .to_irq = samsung_gpiolib_to_irq,
+ },
+ },
+#endif
+};
+
+static struct samsung_gpio_chip exynos5_gpios_2[] = {
+#ifdef CONFIG_ARCH_EXYNOS5
+ {
+ .chip = {
+ .base = EXYNOS5_GPE0(0),
+ .ngpio = EXYNOS5_GPIO_E0_NR,
+ .label = "GPE0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPE1(0),
+ .ngpio = EXYNOS5_GPIO_E1_NR,
+ .label = "GPE1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPF0(0),
+ .ngpio = EXYNOS5_GPIO_F0_NR,
+ .label = "GPF0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPF1(0),
+ .ngpio = EXYNOS5_GPIO_F1_NR,
+ .label = "GPF1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPG0(0),
+ .ngpio = EXYNOS5_GPIO_G0_NR,
+ .label = "GPG0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPG1(0),
+ .ngpio = EXYNOS5_GPIO_G1_NR,
+ .label = "GPG1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPG2(0),
+ .ngpio = EXYNOS5_GPIO_G2_NR,
+ .label = "GPG2",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPH0(0),
+ .ngpio = EXYNOS5_GPIO_H0_NR,
+ .label = "GPH0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPH1(0),
+ .ngpio = EXYNOS5_GPIO_H1_NR,
+ .label = "GPH1",
+
+ },
+ },
+#endif
+};
+
+static struct samsung_gpio_chip exynos5_gpios_3[] = {
+#ifdef CONFIG_ARCH_EXYNOS5
+ {
+ .chip = {
+ .base = EXYNOS5_GPV0(0),
+ .ngpio = EXYNOS5_GPIO_V0_NR,
+ .label = "GPV0",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPV1(0),
+ .ngpio = EXYNOS5_GPIO_V1_NR,
+ .label = "GPV1",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPV2(0),
+ .ngpio = EXYNOS5_GPIO_V2_NR,
+ .label = "GPV2",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPV3(0),
+ .ngpio = EXYNOS5_GPIO_V3_NR,
+ .label = "GPV3",
+ },
+ }, {
+ .chip = {
+ .base = EXYNOS5_GPV4(0),
+ .ngpio = EXYNOS5_GPIO_V4_NR,
+ .label = "GPV4",
+ },
+ },
+#endif
+};
+
+static struct samsung_gpio_chip exynos5_gpios_4[] = {
+#ifdef CONFIG_ARCH_EXYNOS5
+ {
+ .chip = {
+ .base = EXYNOS5_GPZ(0),
+ .ngpio = EXYNOS5_GPIO_Z_NR,
+ .label = "GPZ",
+ },
+ },
+#endif
+};
+
+
#if defined(CONFIG_ARCH_EXYNOS4) && defined(CONFIG_OF)
static int exynos4_gpio_xlate(struct gpio_chip *gc, struct device_node *np,
const void *gpio_spec, u32 *flags)
@@ -2521,7 +2797,7 @@ static __init int samsung_gpiolib_init(void)
for (i = 0; i < nr_chips; i++, chip++) {
if (!chip->config) {
- chip->config = &exynos4_gpio_cfg;
+ chip->config = &exynos_gpio_cfg;
chip->group = group++;
}
#ifdef CONFIG_CPU_EXYNOS4210
@@ -2537,7 +2813,7 @@ static __init int samsung_gpiolib_init(void)
for (i = 0; i < nr_chips; i++, chip++) {
if (!chip->config) {
- chip->config = &exynos4_gpio_cfg;
+ chip->config = &exynos_gpio_cfg;
chip->group = group++;
}
#ifdef CONFIG_CPU_EXYNOS4210
@@ -2553,7 +2829,7 @@ static __init int samsung_gpiolib_init(void)
for (i = 0; i < nr_chips; i++, chip++) {
if (!chip->config) {
- chip->config = &exynos4_gpio_cfg;
+ chip->config = &exynos_gpio_cfg;
chip->group = group++;
}
#ifdef CONFIG_CPU_EXYNOS4210
@@ -2567,6 +2843,60 @@ static __init int samsung_gpiolib_init(void)
s5p_register_gpioint_bank(IRQ_GPIO_XA, 0, IRQ_GPIO1_NR_GROUPS);
s5p_register_gpioint_bank(IRQ_GPIO_XB, IRQ_GPIO1_NR_GROUPS,
IRQ_GPIO2_NR_GROUPS);
#endif
+ } else if (soc_is_exynos5250()) {
+ group = 0;
+
+ /* gpio part1 */
+ chip = exynos5_gpios_1;
+ nr_chips = ARRAY_SIZE(exynos5_gpios_1);
+
+ for (i = 0; i < nr_chips; i++, chip++) {
+ if (!chip->config) {
+ chip->config = &exynos_gpio_cfg;
+ chip->group = group++;
+ }
+ }
+ samsung_gpiolib_add_4bit_chips(exynos5_gpios_1,
+ nr_chips, S5P_VA_GPIO1);
+
+ /* gpio part2 */
+ chip = exynos5_gpios_2;
+ nr_chips = ARRAY_SIZE(exynos5_gpios_2);
+
+ for (i = 0; i < nr_chips; i++, chip++) {
+ if (!chip->config) {
+ chip->config = &exynos_gpio_cfg;
+ chip->group = group++;
+ }
+ }
+ samsung_gpiolib_add_4bit_chips(exynos5_gpios_2,
+ nr_chips, S5P_VA_GPIO2);
+
+ /* gpio part3 */
+ chip = exynos5_gpios_3;
+ nr_chips = ARRAY_SIZE(exynos5_gpios_3);
+
+ for (i = 0; i < nr_chips; i++, chip++) {
+ if (!chip->config) {
+ chip->config = &exynos_gpio_cfg;
+ chip->group = group++;
+ }
+ }
+ samsung_gpiolib_add_4bit_chips(exynos5_gpios_3,
+ nr_chips, S5P_VA_GPIO3);
+
+ /* gpio part4 */
+ chip = exynos5_gpios_4;
+ nr_chips = ARRAY_SIZE(exynos5_gpios_4);
+
+ for (i = 0; i < nr_chips; i++, chip++) {
+ if (!chip->config) {
+ chip->config = &exynos_gpio_cfg;
+ chip->group = group++;
+ }
+ }
+ samsung_gpiolib_add_4bit_chips(exynos5_gpios_4,
+ nr_chips, S5P_VA_GPIO4);
} else {
WARN(1, "Unknown SoC in gpio-samsung, no GPIOs added\n");
return -ENODEV;
--
1.7.4.4
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