[PATCH v2 2/2] pinctrl: exynos: Add exynos5250 driver

[Lukas Timmermann]

Adds the needed files for using the new pinctrl driver with exynos5250
SoCs.

Signed-off-by: Lukas Timmermann <uboot at timmermann.space>
---

Changes since v1:
- Renamed to lower case letters in constants (@Hendrik)
- Removed co-author line and declared myself as author (@Hendrik)

 MAINTAINERS                                 |  5 ++
 drivers/pinctrl/exynos/Kconfig              |  8 ++
 drivers/pinctrl/exynos/Makefile             |  1 +
 drivers/pinctrl/exynos/pinctrl-exynos5250.c | 99 +++++++++++++++++++++
 4 files changed, 113 insertions(+)
 create mode 100644 drivers/pinctrl/exynos/pinctrl-exynos5250.c

diff --git a/MAINTAINERS b/MAINTAINERS
index 8c7d0e0ab2f..b82911d0d58 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -609,6 +609,11 @@ F:	drivers/clk/exynos/clk-exynos850.c
 F:	drivers/phy/phy-exynos-usbdrd.c
 F:	drivers/pinctrl/exynos/pinctrl-exynos850.c
 
+ARM SAMSUNG EXYNOS5250 SOC
+M:	Lukas Timmermann <uboot at timmermann.space>
+S:	Maintained
+F:	drivers/pinctrl/exynos/pinctrl-exynos5250.c
+
 ARM SAMSUNG SOC DRIVERS
 M:	Sam Protsenko <semen.protsenko at linaro.org>
 S:	Maintained
diff --git a/drivers/pinctrl/exynos/Kconfig b/drivers/pinctrl/exynos/Kconfig
index 1b7fb62bc4b..18503ce112e 100644
--- a/drivers/pinctrl/exynos/Kconfig
+++ b/drivers/pinctrl/exynos/Kconfig
@@ -1,6 +1,14 @@
 config PINCTRL_EXYNOS
 	bool
 
+config PINCTRL_EXYNOS5250
+	bool "Samsung Exynos5250 pinctrl driver"
+	depends on ARCH_EXYNOS && PINCTRL_FULL
+	select PINCTRL_EXYNOS
+	help
+	  Support pin multiplexing and pin configuration control on
+	  Samsung's Exynos5250 SoC.
+
 config PINCTRL_EXYNOS7420
 	bool "Samsung Exynos7420 pinctrl driver"
 	depends on ARCH_EXYNOS && PINCTRL_FULL
diff --git a/drivers/pinctrl/exynos/Makefile b/drivers/pinctrl/exynos/Makefile
index 3abe1226eb7..7ef8d90cb59 100644
--- a/drivers/pinctrl/exynos/Makefile
+++ b/drivers/pinctrl/exynos/Makefile
@@ -4,6 +4,7 @@
 # Thomas Abraham <thomas.ab at samsung.com>
 
 obj-$(CONFIG_PINCTRL_EXYNOS)		+= pinctrl-exynos.o
+obj-$(CONFIG_PINCTRL_EXYNOS5250)	+= pinctrl-exynos5250.o
 obj-$(CONFIG_PINCTRL_EXYNOS7420)	+= pinctrl-exynos7420.o
 obj-$(CONFIG_PINCTRL_EXYNOS78x0)	+= pinctrl-exynos78x0.o
 obj-$(CONFIG_PINCTRL_EXYNOS850)		+= pinctrl-exynos850.o
diff --git a/drivers/pinctrl/exynos/pinctrl-exynos5250.c b/drivers/pinctrl/exynos/pinctrl-exynos5250.c
new file mode 100644
index 00000000000..4c0d8fad36e
--- /dev/null
+++ b/drivers/pinctrl/exynos/pinctrl-exynos5250.c
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2023 Linaro Ltd.
+ * Author: Lukas Timmermann <linux at timmermann.space>
+ *
+ * Exynos5250 pinctrl driver.
+ */
+
+#include <dm.h>
+#include <dm/pinctrl.h>
+#include "pinctrl-exynos.h"
+
+static const struct pinctrl_ops exynos5250_pinctrl_ops = {
+	.set_state = exynos_pinctrl_set_state
+};
+
+static const struct samsung_pin_bank_data exynos5250_pin_banks0[] = {
+	EXYNOS_PIN_BANK(8, 0x000, "gpa0"),
+	EXYNOS_PIN_BANK(6, 0x020, "gpa1"),
+	EXYNOS_PIN_BANK(8, 0x040, "gpa2"),
+	EXYNOS_PIN_BANK(5, 0x060, "gpb0"),
+	EXYNOS_PIN_BANK(5, 0x080, "gpb1"),
+	EXYNOS_PIN_BANK(4, 0x0a0, "gpb2"),
+	EXYNOS_PIN_BANK(4, 0x0c0, "gpb3"),
+	EXYNOS_PIN_BANK(7, 0x0e0, "gpc0"),
+	EXYNOS_PIN_BANK(4, 0x100, "gpc1"),
+	EXYNOS_PIN_BANK(7, 0x120, "gpc2"),
+	EXYNOS_PIN_BANK(7, 0x140, "gpc3"),
+	EXYNOS_PIN_BANK(4, 0x160, "gpd0"),
+	EXYNOS_PIN_BANK(8, 0x180, "gpd1"),
+	EXYNOS_PIN_BANK(7, 0x2e0, "gpc4"),
+	EXYNOS_PIN_BANK(6, 0x1a0, "gpy0"),
+	EXYNOS_PIN_BANK(4, 0x1c0, "gpy1"),
+	EXYNOS_PIN_BANK(6, 0x1e0, "gpy2"),
+	EXYNOS_PIN_BANK(8, 0x200, "gpy3"),
+	EXYNOS_PIN_BANK(8, 0x220, "gpy4"),
+	EXYNOS_PIN_BANK(8, 0x240, "gpy5"),
+	EXYNOS_PIN_BANK(8, 0x260, "gpy6"),
+	EXYNOS_PIN_BANK(8, 0xc00, "gpx0"),
+	EXYNOS_PIN_BANK(8, 0xc20, "gpx1"),
+	EXYNOS_PIN_BANK(8, 0xc40, "gpx2"),
+	EXYNOS_PIN_BANK(8, 0xc60, "gpx3"),
+};
+
+static const struct samsung_pin_bank_data exynos5250_pin_banks1[] = {
+	EXYNOS_PIN_BANK(8, 0x000, "gpe0"),
+	EXYNOS_PIN_BANK(2, 0x020, "gpe1"),
+	EXYNOS_PIN_BANK(4, 0x040, "gpf0"),
+	EXYNOS_PIN_BANK(4, 0x060, "gpf1"),
+	EXYNOS_PIN_BANK(8, 0x080, "gpg0"),
+	EXYNOS_PIN_BANK(8, 0x0a0, "gpg1"),
+	EXYNOS_PIN_BANK(2, 0x0c0, "gpg2"),
+	EXYNOS_PIN_BANK(4, 0x0e0, "gph0"),
+	EXYNOS_PIN_BANK(8, 0x100, "gph1"),
+};
+
+static const struct samsung_pin_bank_data exynos5250_pin_banks2[] = {
+	EXYNOS_PIN_BANK(8, 0x000, "gpv0"),
+	EXYNOS_PIN_BANK(8, 0x020, "gpv1"),
+	EXYNOS_PIN_BANK(8, 0x060, "gpv2"),
+	EXYNOS_PIN_BANK(8, 0x080, "gpv3"),
+	EXYNOS_PIN_BANK(2, 0x0c0, "gpv4"),
+};
+
+static const struct samsung_pin_bank_data exynos5250_pin_banks3[] = {
+	EXYNOS_PIN_BANK(7, 0x000, "gpz"),
+};
+
+static const struct samsung_pin_ctrl exynos5250_pin_ctrl[] = {
+	{
+		.pin_banks	= exynos5250_pin_banks0,
+		.nr_banks	= ARRAY_SIZE(exynos5250_pin_banks0),
+	}, {
+		.pin_banks	= exynos5250_pin_banks1,
+		.nr_banks	= ARRAY_SIZE(exynos5250_pin_banks1),
+	}, {
+		.pin_banks	= exynos5250_pin_banks2,
+		.nr_banks	= ARRAY_SIZE(exynos5250_pin_banks2),
+	}, {
+		.pin_banks	= exynos5250_pin_banks3,
+		.nr_banks	= ARRAY_SIZE(exynos5250_pin_banks3),
+	},
+	{/* list terminator */}
+};
+
+static const struct udevice_id exynos5250_pinctrl_ids[] = {
+	{ .compatible = "samsung,exynos5250-pinctrl",
+		.data = (ulong)exynos5250_pin_ctrl },
+	{ }
+};
+
+U_BOOT_DRIVER(pinctrl_exynos5250) = {
+	.name		= "pinctrl_exynos5250",
+	.id			= UCLASS_PINCTRL,
+	.of_match	= exynos5250_pinctrl_ids,
+	.priv_auto	= sizeof(struct exynos_pinctrl_priv),
+	.ops		= &exynos5250_pinctrl_ops,
+	.probe		= exynos_pinctrl_probe,
+};
-- 
2.51.2