* [PATCH 3/3] pinctrl: samsung: add support for exynos7870 pinctrl
2025-02-03 20:35 [PATCH 0/3] Introduce pin controller support for Exynos7870 Kaustabh Chakraborty
2025-02-03 20:35 ` [PATCH 1/3] dt-bindings: pinctrl: samsung: add exynos7870-pinctrl compatible Kaustabh Chakraborty
2025-02-03 20:35 ` [PATCH 2/3] dt-bindings: pinctrl: samsung: add exynos7870-wakeup-eint compatible Kaustabh Chakraborty
@ 2025-02-03 20:35 ` Kaustabh Chakraborty
2025-02-11 17:40 ` Kaustabh Chakraborty
2 siblings, 1 reply; 5+ messages in thread
From: Kaustabh Chakraborty @ 2025-02-03 20:35 UTC (permalink / raw)
To: Krzysztof Kozlowski, Sylwester Nawrocki, Alim Akhtar,
Linus Walleij, Rob Herring, Conor Dooley, Tomasz Figa
Cc: Sergey Lisov, linux-arm-kernel, linux-samsung-soc, linux-gpio,
devicetree, linux-kernel, Kaustabh Chakraborty
From: Sergey Lisov <sleirsgoevy@gmail.com>
Add support for the Exynos7870 SoC pin-controller in the pinctrl driver.
It has 8 GPIO banks, and 3-bit PINCFG_TYPE_DRV width.
Signed-off-by: Sergey Lisov <sleirsgoevy@gmail.com>
Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
---
drivers/pinctrl/samsung/pinctrl-exynos-arm64.c | 141 +++++++++++++++++++++++++
drivers/pinctrl/samsung/pinctrl-exynos.h | 29 +++++
drivers/pinctrl/samsung/pinctrl-samsung.c | 2 +
drivers/pinctrl/samsung/pinctrl-samsung.h | 1 +
4 files changed, 173 insertions(+)
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
index 3ea7106ce5eae3c21f11790b5a40037042c1d407..90343cbd8e6a252acedb921662cd2284547a21a7 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
@@ -40,6 +40,17 @@ static const struct samsung_pin_bank_type exynos5433_bank_type_alive = {
.reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
};
+/* Exynos7870 has the 3bit widths for PINCFG_TYPE_DRV bitfields. */
+static const struct samsung_pin_bank_type exynos7870_bank_type_off = {
+ .fld_width = { 4, 1, 2, 3, 2, 2, },
+ .reg_offset = { 0x00, 0x04, 0x08, 0x0c, 0x10, 0x14, },
+};
+
+static const struct samsung_pin_bank_type exynos7870_bank_type_alive = {
+ .fld_width = { 4, 1, 2, 3, },
+ .reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
+};
+
/*
* Bank type for non-alive type. Bit fields:
* CON: 4, DAT: 1, PUD: 4, DRV: 4, CONPDN: 2, PUDPDN: 4
@@ -450,6 +461,136 @@ const struct samsung_pinctrl_of_match_data exynos7_of_data __initconst = {
.num_ctrl = ARRAY_SIZE(exynos7_pin_ctrl),
};
+/* pin banks of exynos7870 pin-controller 0 (ALIVE) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks0[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTN(6, 0x000, "etc0"),
+ EXYNOS7870_PIN_BANK_EINTN(3, 0x020, "etc1"),
+ EXYNOS7870_PIN_BANK_EINTW(8, 0x040, "gpa0", 0x00),
+ EXYNOS7870_PIN_BANK_EINTW(8, 0x060, "gpa1", 0x04),
+ EXYNOS7870_PIN_BANK_EINTW(8, 0x080, "gpa2", 0x08),
+ EXYNOS7870_PIN_BANK_EINTN(2, 0x0c0, "gpq0"),
+};
+
+/* pin banks of exynos7870 pin-controller 1 (DISPAUD) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks1[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x000, "gpz0", 0x00),
+ EXYNOS7870_PIN_BANK_EINTG(6, 0x020, "gpz1", 0x04),
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x040, "gpz2", 0x08),
+};
+
+/* pin banks of exynos7870 pin-controller 2 (ESE) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks2[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTG(5, 0x000, "gpc7", 0x00),
+};
+
+/* pin banks of exynos7870 pin-controller 3 (FSYS) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks3[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTG(3, 0x000, "gpr0", 0x00),
+ EXYNOS7870_PIN_BANK_EINTG(8, 0x020, "gpr1", 0x04),
+ EXYNOS7870_PIN_BANK_EINTG(2, 0x040, "gpr2", 0x08),
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x060, "gpr3", 0x0c),
+ EXYNOS7870_PIN_BANK_EINTG(6, 0x080, "gpr4", 0x10),
+};
+
+/* pin banks of exynos7870 pin-controller 4 (MIF) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks4[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTG(2, 0x000, "gpm0", 0x00),
+};
+
+/* pin banks of exynos7870 pin-controller 5 (NFC) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks5[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x000, "gpc2", 0x00),
+};
+
+/* pin banks of exynos7870 pin-controller 6 (TOP) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks6[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x000, "gpb0", 0x00),
+ EXYNOS7870_PIN_BANK_EINTG(3, 0x020, "gpc0", 0x04),
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x040, "gpc1", 0x08),
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x060, "gpc4", 0x0c),
+ EXYNOS7870_PIN_BANK_EINTG(2, 0x080, "gpc5", 0x10),
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x0a0, "gpc6", 0x14),
+ EXYNOS7870_PIN_BANK_EINTG(2, 0x0c0, "gpc8", 0x18),
+ EXYNOS7870_PIN_BANK_EINTG(2, 0x0e0, "gpc9", 0x1c),
+ EXYNOS7870_PIN_BANK_EINTG(7, 0x100, "gpd1", 0x20),
+ EXYNOS7870_PIN_BANK_EINTG(6, 0x120, "gpd2", 0x24),
+ EXYNOS7870_PIN_BANK_EINTG(8, 0x140, "gpd3", 0x28),
+ EXYNOS7870_PIN_BANK_EINTG(7, 0x160, "gpd4", 0x2c),
+ EXYNOS7870_PIN_BANK_EINTG(3, 0x1a0, "gpe0", 0x34),
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x1c0, "gpf0", 0x38),
+ EXYNOS7870_PIN_BANK_EINTG(2, 0x1e0, "gpf1", 0x3c),
+ EXYNOS7870_PIN_BANK_EINTG(2, 0x200, "gpf2", 0x40),
+ EXYNOS7870_PIN_BANK_EINTG(4, 0x220, "gpf3", 0x44),
+ EXYNOS7870_PIN_BANK_EINTG(5, 0x240, "gpf4", 0x48),
+};
+
+/* pin banks of exynos7870 pin-controller 7 (TOUCH) */
+static const struct samsung_pin_bank_data exynos7870_pin_banks7[] __initconst = {
+ EXYNOS7870_PIN_BANK_EINTG(3, 0x000, "gpc3", 0x00),
+};
+
+static const struct samsung_pin_ctrl exynos7870_pin_ctrl[] __initconst = {
+ {
+ /* pin-controller instance 0 Alive data */
+ .pin_banks = exynos7870_pin_banks0,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks0),
+ .eint_wkup_init = exynos_eint_wkup_init,
+ .suspend = exynos_pinctrl_suspend,
+ .resume = exynos_pinctrl_resume,
+ }, {
+ /* pin-controller instance 1 DISPAUD data */
+ .pin_banks = exynos7870_pin_banks1,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks1),
+ }, {
+ /* pin-controller instance 2 ESE data */
+ .pin_banks = exynos7870_pin_banks2,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks2),
+ .eint_gpio_init = exynos_eint_gpio_init,
+ .suspend = exynos_pinctrl_suspend,
+ .resume = exynos_pinctrl_resume,
+ }, {
+ /* pin-controller instance 3 FSYS data */
+ .pin_banks = exynos7870_pin_banks3,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks3),
+ .eint_gpio_init = exynos_eint_gpio_init,
+ .suspend = exynos_pinctrl_suspend,
+ .resume = exynos_pinctrl_resume,
+ }, {
+ /* pin-controller instance 4 MIF data */
+ .pin_banks = exynos7870_pin_banks4,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks4),
+ .eint_gpio_init = exynos_eint_gpio_init,
+ .suspend = exynos_pinctrl_suspend,
+ .resume = exynos_pinctrl_resume,
+ }, {
+ /* pin-controller instance 5 NFC data */
+ .pin_banks = exynos7870_pin_banks5,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks5),
+ .eint_gpio_init = exynos_eint_gpio_init,
+ .suspend = exynos_pinctrl_suspend,
+ .resume = exynos_pinctrl_resume,
+ }, {
+ /* pin-controller instance 6 TOP data */
+ .pin_banks = exynos7870_pin_banks6,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks6),
+ .eint_gpio_init = exynos_eint_gpio_init,
+ .suspend = exynos_pinctrl_suspend,
+ .resume = exynos_pinctrl_resume,
+ }, {
+ /* pin-controller instance 7 TOUCH data */
+ .pin_banks = exynos7870_pin_banks7,
+ .nr_banks = ARRAY_SIZE(exynos7870_pin_banks7),
+ .eint_gpio_init = exynos_eint_gpio_init,
+ .suspend = exynos_pinctrl_suspend,
+ .resume = exynos_pinctrl_resume,
+ },
+};
+
+const struct samsung_pinctrl_of_match_data exynos7870_of_data __initconst = {
+ .ctrl = exynos7870_pin_ctrl,
+ .num_ctrl = ARRAY_SIZE(exynos7870_pin_ctrl),
+};
+
/* pin banks of exynos7885 pin-controller 0 (ALIVE) */
static const struct samsung_pin_bank_data exynos7885_pin_banks0[] __initconst = {
EXYNOS_PIN_BANK_EINTN(3, 0x000, "etc0"),
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.h b/drivers/pinctrl/samsung/pinctrl-exynos.h
index 7b7ff7ffeb56bdde2504ec90c8df13bdd1ace70e..81c4b4a1acc20aeefe086ecf1fcf8644c3ca4395 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.h
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.h
@@ -112,6 +112,35 @@
.pctl_res_idx = pctl_idx, \
} \
+#define EXYNOS7870_PIN_BANK_EINTN(pins, reg, id) \
+ { \
+ .type = &exynos7870_bank_type_alive, \
+ .pctl_offset = reg, \
+ .nr_pins = pins, \
+ .eint_type = EINT_TYPE_NONE, \
+ .name = id \
+ }
+
+#define EXYNOS7870_PIN_BANK_EINTG(pins, reg, id, offs) \
+ { \
+ .type = &exynos7870_bank_type_off, \
+ .pctl_offset = reg, \
+ .nr_pins = pins, \
+ .eint_type = EINT_TYPE_GPIO, \
+ .eint_offset = offs, \
+ .name = id \
+ }
+
+#define EXYNOS7870_PIN_BANK_EINTW(pins, reg, id, offs) \
+ { \
+ .type = &exynos7870_bank_type_alive, \
+ .pctl_offset = reg, \
+ .nr_pins = pins, \
+ .eint_type = EINT_TYPE_WKUP, \
+ .eint_offset = offs, \
+ .name = id \
+ }
+
#define EXYNOS850_PIN_BANK_EINTN(pins, reg, id) \
{ \
.type = &exynos850_bank_type_alive, \
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
index cfced7afd4ca6e99c7e72a588d780f0542990ed9..e1962b78cef4ff63a7f3a71c1aa55adb84b70bf2 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.c
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
@@ -1473,6 +1473,8 @@ static const struct of_device_id samsung_pinctrl_dt_match[] = {
.data = &exynos5433_of_data },
{ .compatible = "samsung,exynos7-pinctrl",
.data = &exynos7_of_data },
+ { .compatible = "samsung,exynos7870-pinctrl",
+ .data = &exynos7870_of_data },
{ .compatible = "samsung,exynos7885-pinctrl",
.data = &exynos7885_of_data },
{ .compatible = "samsung,exynos850-pinctrl",
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.h b/drivers/pinctrl/samsung/pinctrl-samsung.h
index bb0689d52ea0b4392714fa9bcdcbae8d253c73a1..3e82aab3eae8accb0586295c2ffd89667ad0c56a 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.h
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.h
@@ -382,6 +382,7 @@ extern const struct samsung_pinctrl_of_match_data exynos5410_of_data;
extern const struct samsung_pinctrl_of_match_data exynos5420_of_data;
extern const struct samsung_pinctrl_of_match_data exynos5433_of_data;
extern const struct samsung_pinctrl_of_match_data exynos7_of_data;
+extern const struct samsung_pinctrl_of_match_data exynos7870_of_data;
extern const struct samsung_pinctrl_of_match_data exynos7885_of_data;
extern const struct samsung_pinctrl_of_match_data exynos850_of_data;
extern const struct samsung_pinctrl_of_match_data exynos8895_of_data;
--
2.48.1
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