[PATCH v4 13/19] pinctrl: samsung: Add gs101 SoC pinctrl configuration

Peter Griffin peter.griffin at linaro.org
Mon Nov 20 13:20:31 PST 2023


Add support for the pin-controller found on the gs101 SoC used in
Pixel 6 phones.

Signed-off-by: Peter Griffin <peter.griffin at linaro.org>
---
 .../pinctrl/samsung/pinctrl-exynos-arm64.c    | 159 ++++++++++++++++++
 drivers/pinctrl/samsung/pinctrl-exynos.c      |   2 +
 drivers/pinctrl/samsung/pinctrl-exynos.h      |  34 ++++
 drivers/pinctrl/samsung/pinctrl-samsung.c     |   2 +
 drivers/pinctrl/samsung/pinctrl-samsung.h     |   1 +
 5 files changed, 198 insertions(+)

diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
index cb965cf93705..e1a0668ecb16 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
@@ -796,3 +796,162 @@ const struct samsung_pinctrl_of_match_data fsd_of_data __initconst = {
 	.ctrl		= fsd_pin_ctrl,
 	.num_ctrl	= ARRAY_SIZE(fsd_pin_ctrl),
 };
+
+/*
+ * bank type for non-alive type
+ * (CON bit field: 4, DAT bit field: 1, PUD bit field: 4, DRV bit field: 4)
+ * (CONPDN bit field: 2, PUDPDN bit field: 4)
+ */
+static struct samsung_pin_bank_type gs101_bank_type_off  = {
+	.fld_width = { 4, 1, 4, 4, 2, 4, },
+	.reg_offset = { 0x00, 0x04, 0x08, 0x0c, 0x10, 0x14, },
+};
+
+/*
+ * bank type for alive type
+ * (CON bit field: 4, DAT bit field: 1, PUD bit field: 4, DRV bit field: 4)
+ */
+static const struct samsung_pin_bank_type gs101_bank_type_alive = {
+	.fld_width = { 4, 1, 4, 4, },
+	.reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
+};
+
+/* pin banks of gs101 pin-controller (ALIVE) */
+static const struct samsung_pin_bank_data gs101_pin_alive[] = {
+	EXYNOS9_PIN_BANK_EINTW(8, 0x0, "gpa0", 0x00, 0x00),
+	EXYNOS9_PIN_BANK_EINTW(7, 0x20, "gpa1", 0x04, 0x08),
+	EXYNOS9_PIN_BANK_EINTW(5, 0x40, "gpa2", 0x08, 0x10),
+	EXYNOS9_PIN_BANK_EINTW(4, 0x60, "gpa3", 0x0c, 0x18),
+	EXYNOS9_PIN_BANK_EINTW(4, 0x80, "gpa4", 0x10, 0x1c),
+	EXYNOS9_PIN_BANK_EINTW(7, 0xa0, "gpa5", 0x14, 0x20),
+	EXYNOS9_PIN_BANK_EINTW(8, 0xc0, "gpa9", 0x18, 0x28),
+	EXYNOS9_PIN_BANK_EINTW(2, 0xe0, "gpa10", 0x1c, 0x30),
+};
+
+/* pin banks of gs101 pin-controller (FAR_ALIVE) */
+static const struct samsung_pin_bank_data gs101_pin_far_alive[] = {
+	EXYNOS9_PIN_BANK_EINTW(8, 0x0, "gpa6", 0x00, 0x00),
+	EXYNOS9_PIN_BANK_EINTW(4, 0x20, "gpa7", 0x04, 0x08),
+	EXYNOS9_PIN_BANK_EINTW(8, 0x40, "gpa8", 0x08, 0x0c),
+	EXYNOS9_PIN_BANK_EINTW(2, 0x60, "gpa11", 0x0c, 0x14),
+};
+
+/* pin banks of gs101 pin-controller (GSACORE) */
+static const struct samsung_pin_bank_data gs101_pin_gsacore[] = {
+	EXYNOS9_PIN_BANK_EINTG(2, 0x0, "gps0", 0x00, 0x00),
+	EXYNOS9_PIN_BANK_EINTG(8, 0x20, "gps1", 0x04, 0x04),
+	EXYNOS9_PIN_BANK_EINTG(3, 0x40, "gps2", 0x08, 0x0c),
+};
+
+/* pin banks of gs101 pin-controller (GSACTRL) */
+static const struct samsung_pin_bank_data gs101_pin_gsactrl[] = {
+	EXYNOS9_PIN_BANK_EINTW(6, 0x0, "gps3", 0x00, 0x00),
+};
+
+/* pin banks of gs101 pin-controller (PERIC0) */
+static const struct samsung_pin_bank_data gs101_pin_peric0[] = {
+	EXYNOS9_PIN_BANK_EINTG(5, 0x0, "gpp0", 0x00, 0x00),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x20, "gpp1", 0x04, 0x08),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x40, "gpp2", 0x08, 0x0c),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x60, "gpp3", 0x0c, 0x10),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x80, "gpp4", 0x10, 0x14),
+	EXYNOS9_PIN_BANK_EINTG(2, 0xa0, "gpp5", 0x14, 0x18),
+	EXYNOS9_PIN_BANK_EINTG(4, 0xc0, "gpp6", 0x18, 0x1c),
+	EXYNOS9_PIN_BANK_EINTG(2, 0xe0, "gpp7", 0x1c, 0x20),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x100, "gpp8", 0x20, 0x24),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x120, "gpp9", 0x24, 0x28),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x140, "gpp10", 0x28, 0x2c),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x160, "gpp11", 0x2c, 0x30),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x180, "gpp12", 0x30, 0x34),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x1a0, "gpp13", 0x34, 0x38),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x1c0, "gpp14", 0x38, 0x3c),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x1e0, "gpp15", 0x3c, 0x40),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x200, "gpp16", 0x40, 0x44),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x220, "gpp17", 0x44, 0x48),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x240, "gpp18", 0x48, 0x4c),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x260, "gpp19", 0x4c, 0x50),
+};
+
+/* pin banks of gs101 pin-controller (PERIC1) */
+static const struct samsung_pin_bank_data gs101_pin_peric1[] = {
+	EXYNOS9_PIN_BANK_EINTG(8, 0x0, "gpp20", 0x00, 0x00),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x20, "gpp21", 0x04, 0x08),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x40, "gpp22", 0x08, 0x0c),
+	EXYNOS9_PIN_BANK_EINTG(8, 0x60, "gpp23", 0x0c, 0x10),
+	EXYNOS9_PIN_BANK_EINTG(4, 0x80, "gpp24", 0x10, 0x18),
+	EXYNOS9_PIN_BANK_EINTG(4, 0xa0, "gpp25", 0x14, 0x1c),
+	EXYNOS9_PIN_BANK_EINTG(5, 0xc0, "gpp26", 0x18, 0x20),
+	EXYNOS9_PIN_BANK_EINTG(4, 0xe0, "gpp27", 0x1c, 0x28),
+};
+
+/* pin banks of gs101 pin-controller (HSI1) */
+static const struct samsung_pin_bank_data gs101_pin_hsi1[] = {
+	EXYNOS9_PIN_BANK_EINTG(6, 0x0, "gph0", 0x00, 0x00),
+	EXYNOS9_PIN_BANK_EINTG(7, 0x20, "gph1", 0x04, 0x08),
+};
+
+/* pin banks of gs101 pin-controller (HSI2) */
+static const struct samsung_pin_bank_data gs101_pin_hsi2[] = {
+	EXYNOS9_PIN_BANK_EINTG(6, 0x0, "gph2", 0x00, 0x00),
+	EXYNOS9_PIN_BANK_EINTG(2, 0x20, "gph3", 0x04, 0x08),
+	EXYNOS9_PIN_BANK_EINTG(6, 0x40, "gph4", 0x08, 0x0c),
+};
+
+static const struct samsung_pin_ctrl gs101_pin_ctrl[] __initconst = {
+	{
+		/* pin banks of gs101 pin-controller (ALIVE) */
+		.pin_banks	= gs101_pin_alive,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_alive),
+		.eint_wkup_init = exynos_eint_wkup_init,
+		.suspend	= exynos_pinctrl_suspend,
+		.resume		= exynos_pinctrl_resume,
+	}, {
+		/* pin banks of gs101 pin-controller (FAR_ALIVE) */
+		.pin_banks	= gs101_pin_far_alive,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_far_alive),
+		.eint_wkup_init = exynos_eint_wkup_init,
+		.suspend	= exynos_pinctrl_suspend,
+		.resume		= exynos_pinctrl_resume,
+	}, {
+		/* pin banks of gs101 pin-controller (GSACORE) */
+		.pin_banks	= gs101_pin_gsacore,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_gsacore),
+	}, {
+		/* pin banks of gs101 pin-controller (GSACTRL) */
+		.pin_banks	= gs101_pin_gsactrl,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_gsactrl),
+	}, {
+		/* pin banks of gs101 pin-controller (PERIC0) */
+		.pin_banks	= gs101_pin_peric0,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_peric0),
+		.eint_gpio_init = exynos_eint_gpio_init,
+		.suspend	= exynos_pinctrl_suspend,
+		.resume		= exynos_pinctrl_resume,
+	}, {
+		/* pin banks of gs101 pin-controller (PERIC1) */
+		.pin_banks	= gs101_pin_peric1,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_peric1),
+		.eint_gpio_init = exynos_eint_gpio_init,
+		.suspend	= exynos_pinctrl_suspend,
+		.resume	= exynos_pinctrl_resume,
+	}, {
+		/* pin banks of gs101 pin-controller (HSI1) */
+		.pin_banks	= gs101_pin_hsi1,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_hsi1),
+		.eint_gpio_init = exynos_eint_gpio_init,
+		.suspend	= exynos_pinctrl_suspend,
+		.resume		= exynos_pinctrl_resume,
+	}, {
+		/* pin banks of gs101 pin-controller (HSI2) */
+		.pin_banks	= gs101_pin_hsi2,
+		.nr_banks	= ARRAY_SIZE(gs101_pin_hsi2),
+		.eint_gpio_init = exynos_eint_gpio_init,
+		.suspend	= exynos_pinctrl_suspend,
+		.resume		= exynos_pinctrl_resume,
+	},
+};
+
+const struct samsung_pinctrl_of_match_data gs101_of_data __initconst = {
+	.ctrl		= gs101_pin_ctrl,
+	.num_ctrl	= ARRAY_SIZE(gs101_pin_ctrl),
+};
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c
index 56fc11a1fe2f..75b9cf72ce73 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.c
@@ -537,6 +537,8 @@ static const struct of_device_id exynos_wkup_irq_ids[] = {
 			.data = &exynos7_wkup_irq_chip },
 	{ .compatible = "samsung,exynosautov9-wakeup-eint",
 			.data = &exynos7_wkup_irq_chip },
+	{ .compatible = "google,gs101-wakeup-eint",
+			.data = &exynos7_wkup_irq_chip },
 	{ }
 };
 
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.h b/drivers/pinctrl/samsung/pinctrl-exynos.h
index e2799ff1b5e9..1ffc90db079d 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos.h
+++ b/drivers/pinctrl/samsung/pinctrl-exynos.h
@@ -147,6 +147,40 @@
 		.name		= id				\
 	}
 
+#define EXYNOS9_PIN_BANK_EINTN(types, pins, reg, id)	\
+	{						\
+		.type		= &types,		\
+		.pctl_offset	= reg,			\
+		.nr_pins	= pins,			\
+		.eint_type	= EINT_TYPE_NONE,	\
+		.fltcon_type	= FLT_DEFAULT		\
+		.name		= id			\
+	}
+
+#define EXYNOS9_PIN_BANK_EINTG(pins, reg, id, offs, fltcon_offs) \
+	{						\
+		.type		= &gs101_bank_type_off,	\
+		.pctl_offset	= reg,			\
+		.nr_pins	= pins,			\
+		.eint_type	= EINT_TYPE_GPIO,	\
+		.eint_offset	= offs,			\
+		.fltcon_type    = FLT_DEFAULT,		\
+		.fltcon_offset	= fltcon_offs,		\
+		.name		= id			\
+	}
+
+#define EXYNOS9_PIN_BANK_EINTW(pins, reg, id, offs, fltcon_offs) \
+	{							\
+		.type		= &gs101_bank_type_alive,	\
+		.pctl_offset	= reg,				\
+		.nr_pins	= pins,				\
+		.eint_type	= EINT_TYPE_WKUP,		\
+		.eint_offset	= offs,				\
+		.fltcon_type    = FLT_SELECTABLE,		\
+		.fltcon_offset	= fltcon_offs,			\
+		.name		= id				\
+	}
+
 /**
  * struct exynos_weint_data: irq specific data for all the wakeup interrupts
  * generated by the external wakeup interrupt controller.
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
index 50c360b4753a..982a5702714c 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.c
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
@@ -1323,6 +1323,8 @@ static const struct of_device_id samsung_pinctrl_dt_match[] = {
 		.data = &exynosautov9_of_data },
 	{ .compatible = "tesla,fsd-pinctrl",
 		.data = &fsd_of_data },
+	{ .compatible = "google,gs101-pinctrl",
+		.data = &gs101_of_data },
 #endif
 #ifdef CONFIG_PINCTRL_S3C64XX
 	{ .compatible = "samsung,s3c64xx-pinctrl",
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.h b/drivers/pinctrl/samsung/pinctrl-samsung.h
index 5fab3885a7d7..f6856290608c 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.h
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.h
@@ -373,6 +373,7 @@ 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 exynosautov9_of_data;
 extern const struct samsung_pinctrl_of_match_data fsd_of_data;
+extern const struct samsung_pinctrl_of_match_data gs101_of_data;
 extern const struct samsung_pinctrl_of_match_data s3c64xx_of_data;
 extern const struct samsung_pinctrl_of_match_data s3c2412_of_data;
 extern const struct samsung_pinctrl_of_match_data s3c2416_of_data;
-- 
2.43.0.rc1.413.gea7ed67945-goog




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