[U-Boot] [PATCH 02/15] pinctrl: uniphier: add UniPhier PH1-LD4 pinctrl driver

[Masahiro Yamada]

Add pin configuration and pinmux support for UniPhier PH1-LD4 SoC.

Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
---

 drivers/pinctrl/uniphier/Kconfig           |  6 ++
 drivers/pinctrl/uniphier/Makefile          |  2 +
 drivers/pinctrl/uniphier/pinctrl-ph1-ld4.c | 92 ++++++++++++++++++++++++++++++
 3 files changed, 100 insertions(+)
 create mode 100644 drivers/pinctrl/uniphier/pinctrl-ph1-ld4.c

diff --git a/drivers/pinctrl/uniphier/Kconfig b/drivers/pinctrl/uniphier/Kconfig
index 29a623d..03593cd 100644
--- a/drivers/pinctrl/uniphier/Kconfig
+++ b/drivers/pinctrl/uniphier/Kconfig
@@ -3,4 +3,10 @@ if ARCH_UNIPHIER
 config PINCTRL_UNIPHIER_CORE
 	bool
 
+config PINCTRL_UNIPHIER_PH1_LD4
+	bool "UniPhier PH1-LD4 SoC pinctrl driver"
+	depends on MACH_PH1_LD4
+	default y
+	select PINCTRL_UNIPHIER_CORE
+
 endif
diff --git a/drivers/pinctrl/uniphier/Makefile b/drivers/pinctrl/uniphier/Makefile
index 748aa1b..b4bd042 100644
--- a/drivers/pinctrl/uniphier/Makefile
+++ b/drivers/pinctrl/uniphier/Makefile
@@ -1 +1,3 @@
 obj-$(CONFIG_PINCTRL_UNIPHIER_CORE)		+= pinctrl-uniphier-core.o
+
+obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_LD4)		+= pinctrl-ph1-ld4.o
diff --git a/drivers/pinctrl/uniphier/pinctrl-ph1-ld4.c b/drivers/pinctrl/uniphier/pinctrl-ph1-ld4.c
new file mode 100644
index 0000000..d92e9bf
--- /dev/null
+++ b/drivers/pinctrl/uniphier/pinctrl-ph1-ld4.c
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro at socionext.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <dm/device.h>
+#include <dm/pinctrl.h>
+
+#include "pinctrl-uniphier.h"
+
+static const struct uniphier_pmx_data i2c0_pmx[] = {{102, 0}, {103, 0}};
+static const struct uniphier_pmx_data i2c1_pmx[] = {{104, 0}, {105, 0}};
+static const struct uniphier_pmx_data i2c2_pmx[] = {{108, 2}, {109, 2}};
+static const struct uniphier_pmx_data i2c3_pmx[] = {{108, 3}, {109, 3}};
+static const struct uniphier_pmx_data nand_pmx[] = {
+	{24, 0}, {25, 0}, {26, 0}, {27, 0}, {28, 0}, {29, 0}, {30, 0}, {31, 0},
+	{158, 0}, {159, 0}, {160, 0}, {161, 0}, {162, 0}, {163, 0}, {164, 0},
+};
+static const struct uniphier_pmx_data nand_cs1_pmx[] = {{22, 0}, {23, 0}};
+static const struct uniphier_pmx_data uart0_pmx[] = {{85, 1}, {88, 1}};
+static const struct uniphier_pmx_data uart1_pmx[] = {{155, 13}, {156, 13}};
+static const struct uniphier_pmx_data uart1b_pmx[] = {{69, 23}, {70, 23}};
+static const struct uniphier_pmx_data uart2_pmx[] = {{128, 13}, {129, 13}};
+static const struct uniphier_pmx_data uart3_pmx[] = {{110, 1}, {111, 1}};
+static const struct uniphier_pmx_data usb0_pmx[] = {{53, 0}, {54, 0}};
+static const struct uniphier_pmx_data usb1_pmx[] = {{55, 0}, {56, 0}};
+static const struct uniphier_pmx_data usb2_pmx[] = {{155, 4}, {156, 4}};
+static const struct uniphier_pmx_data usb2b_pmx[] = {{67, 23}, {68, 23}};
+
+static const struct uniphier_pinctrl_group ph1_ld4_groups[] = {
+	UNIPHIER_PINCTRL_GROUP(i2c0),
+	UNIPHIER_PINCTRL_GROUP(i2c1),
+	UNIPHIER_PINCTRL_GROUP(i2c2),
+	UNIPHIER_PINCTRL_GROUP(i2c3),
+	UNIPHIER_PINCTRL_GROUP(nand),
+	UNIPHIER_PINCTRL_GROUP(nand_cs1),
+	UNIPHIER_PINCTRL_GROUP(uart0),
+	UNIPHIER_PINCTRL_GROUP(uart1),
+	UNIPHIER_PINCTRL_GROUP(uart1b),
+	UNIPHIER_PINCTRL_GROUP(uart2),
+	UNIPHIER_PINCTRL_GROUP(uart3),
+	UNIPHIER_PINCTRL_GROUP(usb0),
+	UNIPHIER_PINCTRL_GROUP(usb1),
+	UNIPHIER_PINCTRL_GROUP(usb2),
+	UNIPHIER_PINCTRL_GROUP(usb2b),
+};
+
+static const char * const ph1_ld4_functions[] = {
+	"i2c0",
+	"i2c1",
+	"i2c2",
+	"i2c3",
+	"nand",
+	"uart0",
+	"uart1",
+	"uart2",
+	"uart3",
+	"usb0",
+	"usb1",
+	"usb2",
+};
+
+static struct uniphier_pinctrl_socdata ph1_ld4_pinctrl_socdata = {
+	.groups = ph1_ld4_groups,
+	.groups_count = ARRAY_SIZE(ph1_ld4_groups),
+	.functions = ph1_ld4_functions,
+	.functions_count = ARRAY_SIZE(ph1_ld4_functions),
+	.mux_bits = 8,
+	.reg_stride = 4,
+	.load_pinctrl = false,
+};
+
+static int ph1_ld4_pinctrl_probe(struct udevice *dev)
+{
+	return uniphier_pinctrl_probe(dev, &ph1_ld4_pinctrl_socdata);
+}
+
+static const struct udevice_id ph1_ld4_pinctrl_match[] = {
+	{ .compatible = "socionext,ph1-ld4-pinctrl" },
+	{ /* sentinel */ }
+};
+
+U_BOOT_DRIVER(ph1_ld4_pinctrl) = {
+	.name = "ph1-ld4-pinctrl",
+	.id = UCLASS_PINCTRL,
+	.of_match = of_match_ptr(ph1_ld4_pinctrl_match),
+	.probe = ph1_ld4_pinctrl_probe,
+	.remove = uniphier_pinctrl_remove,
+	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
+	.ops = &uniphier_pinctrl_ops,
+};
-- 
1.9.1