[U-Boot] [PATCH v2 03/18] pinctrl: uniphier: add UniPhier PH1-Pro4 pinctrl driver

Masahiro Yamada yamada.masahiro at socionext.com
Fri Sep 11 13:17:34 CEST 2015


Add pin configuration and pinmux support for UniPhier PH1-Pro4 SoC.

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

Changes in v2:
  - Add input-enable settings
  - Sync pin-mux table with Linux pinctrl driver

 drivers/pinctrl/uniphier/Kconfig            |   6 ++
 drivers/pinctrl/uniphier/Makefile           |   1 +
 drivers/pinctrl/uniphier/pinctrl-ph1-pro4.c | 129 ++++++++++++++++++++++++++++
 3 files changed, 136 insertions(+)
 create mode 100644 drivers/pinctrl/uniphier/pinctrl-ph1-pro4.c

diff --git a/drivers/pinctrl/uniphier/Kconfig b/drivers/pinctrl/uniphier/Kconfig
index 03593cd..c417a9f 100644
--- a/drivers/pinctrl/uniphier/Kconfig
+++ b/drivers/pinctrl/uniphier/Kconfig
@@ -9,4 +9,10 @@ config PINCTRL_UNIPHIER_PH1_LD4
 	default y
 	select PINCTRL_UNIPHIER_CORE
 
+config PINCTRL_UNIPHIER_PH1_PRO4
+	bool "UniPhier PH1-Pro4 SoC pinctrl driver"
+	depends on MACH_PH1_PRO4
+	default y
+	select PINCTRL_UNIPHIER_CORE
+
 endif
diff --git a/drivers/pinctrl/uniphier/Makefile b/drivers/pinctrl/uniphier/Makefile
index b4bd042..b1b597e 100644
--- a/drivers/pinctrl/uniphier/Makefile
+++ b/drivers/pinctrl/uniphier/Makefile
@@ -1,3 +1,4 @@
 obj-$(CONFIG_PINCTRL_UNIPHIER_CORE)		+= pinctrl-uniphier-core.o
 
 obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_LD4)		+= pinctrl-ph1-ld4.o
+obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_PRO4)		+= pinctrl-ph1-pro4.o
diff --git a/drivers/pinctrl/uniphier/pinctrl-ph1-pro4.c b/drivers/pinctrl/uniphier/pinctrl-ph1-pro4.c
new file mode 100644
index 0000000..1cb5cbd
--- /dev/null
+++ b/drivers/pinctrl/uniphier/pinctrl-ph1-pro4.c
@@ -0,0 +1,129 @@
+/*
+ * 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_pinctrl_pin ph1_pro4_pins[] = {
+};
+
+static const unsigned emmc_pins[] = {40, 41, 42, 43, 51, 52, 53};
+static const unsigned emmc_muxvals[] = {1, 1, 1, 1, 1, 1, 1};
+static const unsigned emmc_dat8_pins[] = {44, 45, 46, 47};
+static const unsigned emmc_dat8_muxvals[] = {1, 1, 1, 1};
+static const unsigned i2c0_pins[] = {142, 143};
+static const unsigned i2c0_muxvals[] = {0, 0};
+static const unsigned i2c1_pins[] = {144, 145};
+static const unsigned i2c1_muxvals[] = {0, 0};
+static const unsigned i2c2_pins[] = {146, 147};
+static const unsigned i2c2_muxvals[] = {0, 0};
+static const unsigned i2c3_pins[] = {148, 149};
+static const unsigned i2c3_muxvals[] = {0, 0};
+static const unsigned i2c6_pins[] = {308, 309};
+static const unsigned i2c6_muxvals[] = {6, 6};
+static const unsigned nand_pins[] = {40, 41, 42, 43, 44, 45, 46, 47, 48, 49,
+				     50, 51, 52, 53, 54};
+static const unsigned nand_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+					0, 0};
+static const unsigned nand_cs1_pins[] = {131, 132};
+static const unsigned nand_cs1_muxvals[] = {1, 1};
+static const unsigned uart0_pins[] = {127, 128};
+static const unsigned uart0_muxvals[] = {0, 0};
+static const unsigned uart1_pins[] = {129, 130};
+static const unsigned uart1_muxvals[] = {0, 0};
+static const unsigned uart2_pins[] = {131, 132};
+static const unsigned uart2_muxvals[] = {0, 0};
+static const unsigned uart3_pins[] = {88, 89};
+static const unsigned uart3_muxvals[] = {2, 2};
+static const unsigned usb0_pins[] = {180, 181};
+static const unsigned usb0_muxvals[] = {0, 0};
+static const unsigned usb1_pins[] = {182, 183};
+static const unsigned usb1_muxvals[] = {0, 0};
+static const unsigned usb2_pins[] = {184, 185};
+static const unsigned usb2_muxvals[] = {0, 0};
+static const unsigned usb3_pins[] = {186, 187};
+static const unsigned usb3_muxvals[] = {0, 0};
+static const unsigned sd_pins[] = {150, 151, 152, 153, 154, 155, 156, 157, 158};
+static const unsigned sd_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0};
+static const unsigned sd1_pins[] = {319, 320, 321, 322, 323, 324, 325, 326,
+				    327};
+static const unsigned sd1_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0};
+static const struct uniphier_pinctrl_group ph1_pro4_groups[] = {
+	UNIPHIER_PINCTRL_GROUP(emmc),
+	UNIPHIER_PINCTRL_GROUP(emmc_dat8),
+	UNIPHIER_PINCTRL_GROUP(i2c0),
+	UNIPHIER_PINCTRL_GROUP(i2c1),
+	UNIPHIER_PINCTRL_GROUP(i2c2),
+	UNIPHIER_PINCTRL_GROUP(i2c3),
+	UNIPHIER_PINCTRL_GROUP(i2c6),
+	UNIPHIER_PINCTRL_GROUP(nand),
+	UNIPHIER_PINCTRL_GROUP(nand_cs1),
+	UNIPHIER_PINCTRL_GROUP(uart0),
+	UNIPHIER_PINCTRL_GROUP(uart1),
+	UNIPHIER_PINCTRL_GROUP(uart2),
+	UNIPHIER_PINCTRL_GROUP(uart3),
+	UNIPHIER_PINCTRL_GROUP(usb0),
+	UNIPHIER_PINCTRL_GROUP(usb1),
+	UNIPHIER_PINCTRL_GROUP(usb2),
+	UNIPHIER_PINCTRL_GROUP(usb3),
+	UNIPHIER_PINCTRL_GROUP(sd),
+	UNIPHIER_PINCTRL_GROUP(sd1),
+};
+
+static const char * const ph1_pro4_functions[] = {
+	"emmc",
+	"i2c0",
+	"i2c1",
+	"i2c2",
+	"i2c3",
+	"i2c6",
+	"nand",
+	"uart0",
+	"uart1",
+	"uart2",
+	"uart3",
+	"usb0",
+	"usb1",
+	"usb2",
+	"usb3",
+	"sd",
+	"sd1",
+};
+
+static struct uniphier_pinctrl_socdata ph1_pro4_pinctrl_socdata = {
+	.pins = ph1_pro4_pins,
+	.pins_count = ARRAY_SIZE(ph1_pro4_pins),
+	.groups = ph1_pro4_groups,
+	.groups_count = ARRAY_SIZE(ph1_pro4_groups),
+	.functions = ph1_pro4_functions,
+	.functions_count = ARRAY_SIZE(ph1_pro4_functions),
+	.mux_bits = 4,
+	.reg_stride = 8,
+	.load_pinctrl = true,
+};
+
+static int ph1_pro4_pinctrl_probe(struct udevice *dev)
+{
+	return uniphier_pinctrl_probe(dev, &ph1_pro4_pinctrl_socdata);
+}
+
+static const struct udevice_id ph1_pro4_pinctrl_match[] = {
+	{ .compatible = "socionext,ph1-pro4-pinctrl" },
+	{ /* sentinel */ }
+};
+
+U_BOOT_DRIVER(ph1_pro4_pinctrl) = {
+	.name = "ph1-pro4-pinctrl",
+	.id = UCLASS_PINCTRL,
+	.of_match = of_match_ptr(ph1_pro4_pinctrl_match),
+	.probe = ph1_pro4_pinctrl_probe,
+	.remove = uniphier_pinctrl_remove,
+	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
+	.ops = &uniphier_pinctrl_ops,
+	.flags = DM_FLAG_PRE_RELOC,
+};
-- 
1.9.1



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