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[U-Boot,v2,06/18] pinctrl: uniphier: add UniPhier ProXstream2 pinctrl driver

Message ID 1441970269-28529-7-git-send-email-yamada.masahiro@socionext.com
State Accepted
Delegated to: Masahiro Yamada
Headers show

Commit Message

Masahiro Yamada Sept. 11, 2015, 11:17 a.m. UTC 
Add pin configuration and pinmux support for UniPhier ProXstream2
SoC.

Signed-off-by: Masahiro Yamada <yamada.masahiro@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-proxstream2.c | 140 +++++++++++++++++++++++++
 3 files changed, 147 insertions(+)
 create mode 100644 drivers/pinctrl/uniphier/pinctrl-proxstream2.c
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Patch

diff --git a/drivers/pinctrl/uniphier/Kconfig b/drivers/pinctrl/uniphier/Kconfig
index 9d3065d..7f729b6 100644
--- a/drivers/pinctrl/uniphier/Kconfig
+++ b/drivers/pinctrl/uniphier/Kconfig
@@ -27,4 +27,10 @@  config PINCTRL_UNIPHIER_PH1_PRO5
 	default y
 	select PINCTRL_UNIPHIER_CORE
 
+config PINCTRL_UNIPHIER_PROXSTREAM2
+	bool "UniPhier ProXstream2 SoC pinctrl driver"
+	depends on MACH_PROXSTREAM2
+	default y
+	select PINCTRL_UNIPHIER_CORE
+
 endif
diff --git a/drivers/pinctrl/uniphier/Makefile b/drivers/pinctrl/uniphier/Makefile
index b0cd3e8..aed038c 100644
--- a/drivers/pinctrl/uniphier/Makefile
+++ b/drivers/pinctrl/uniphier/Makefile
@@ -4,3 +4,4 @@  obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_LD4)		+= pinctrl-ph1-ld4.o
 obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_PRO4)		+= pinctrl-ph1-pro4.o
 obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_SLD8)		+= pinctrl-ph1-sld8.o
 obj-$(CONFIG_PINCTRL_UNIPHIER_PH1_PRO5)		+= pinctrl-ph1-pro5.o
+obj-$(CONFIG_PINCTRL_UNIPHIER_PROXSTREAM2)	+= pinctrl-proxstream2.o
diff --git a/drivers/pinctrl/uniphier/pinctrl-proxstream2.c b/drivers/pinctrl/uniphier/pinctrl-proxstream2.c
new file mode 100644
index 0000000..aefd61f
--- /dev/null
+++ b/drivers/pinctrl/uniphier/pinctrl-proxstream2.c
@@ -0,0 +1,140 @@ 
+/*
+ * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@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 proxstream2_pins[] = {
+	UNIPHIER_PINCTRL_PIN(113, 0),
+	UNIPHIER_PINCTRL_PIN(114, 0),
+	UNIPHIER_PINCTRL_PIN(115, 0),
+	UNIPHIER_PINCTRL_PIN(116, 0),
+};
+
+static const unsigned emmc_pins[] = {36, 37, 38, 39, 40, 41, 42};
+static const unsigned emmc_muxvals[] = {9, 9, 9, 9, 9, 9, 9};
+static const unsigned emmc_dat8_pins[] = {43, 44, 45, 46};
+static const unsigned emmc_dat8_muxvals[] = {9, 9, 9, 9};
+static const unsigned i2c0_pins[] = {109, 110};
+static const unsigned i2c0_muxvals[] = {8, 8};
+static const unsigned i2c1_pins[] = {111, 112};
+static const unsigned i2c1_muxvals[] = {8, 8};
+static const unsigned i2c2_pins[] = {171, 172};
+static const unsigned i2c2_muxvals[] = {8, 8};
+static const unsigned i2c3_pins[] = {159, 160};
+static const unsigned i2c3_muxvals[] = {8, 8};
+static const unsigned i2c5_pins[] = {183, 184};
+static const unsigned i2c5_muxvals[] = {11, 11};
+static const unsigned i2c6_pins[] = {185, 186};
+static const unsigned i2c6_muxvals[] = {11, 11};
+static const unsigned nand_pins[] = {30, 31, 32, 33, 34, 35, 36, 39, 40, 41,
+				     42, 43, 44, 45, 46};
+static const unsigned nand_muxvals[] = {8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
+					8, 8};
+static const unsigned nand_cs1_pins[] = {37, 38};
+static const unsigned nand_cs1_muxvals[] = {8, 8};
+static const unsigned uart0_pins[] = {217, 218};
+static const unsigned uart0_muxvals[] = {8, 8};
+static const unsigned uart0b_pins[] = {179, 180};
+static const unsigned uart0b_muxvals[] = {10, 10};
+static const unsigned uart1_pins[] = {115, 116};
+static const unsigned uart1_muxvals[] = {8, 8};
+static const unsigned uart2_pins[] = {113, 114};
+static const unsigned uart2_muxvals[] = {8, 8};
+static const unsigned uart3_pins[] = {219, 220};
+static const unsigned uart3_muxvals[] = {8, 8};
+static const unsigned uart3b_pins[] = {181, 182};
+static const unsigned uart3b_muxvals[] = {10, 10};
+static const unsigned usb0_pins[] = {56, 57};
+static const unsigned usb0_muxvals[] = {8, 8};
+static const unsigned usb1_pins[] = {58, 59};
+static const unsigned usb1_muxvals[] = {8, 8};
+static const unsigned usb2_pins[] = {60, 61};
+static const unsigned usb2_muxvals[] = {8, 8};
+static const unsigned usb3_pins[] = {62, 63};
+static const unsigned usb3_muxvals[] = {8, 8};
+static const unsigned sd_pins[] = {47, 48, 49, 50, 51, 52, 53, 54, 55};
+static const unsigned sd_muxvals[] = {8, 8, 8, 8, 8, 8, 8, 8, 8};
+
+static const struct uniphier_pinctrl_group proxstream2_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(i2c5),
+	UNIPHIER_PINCTRL_GROUP(i2c6),
+	UNIPHIER_PINCTRL_GROUP(nand),
+	UNIPHIER_PINCTRL_GROUP(nand_cs1),
+	UNIPHIER_PINCTRL_GROUP(uart0),
+	UNIPHIER_PINCTRL_GROUP(uart0b),
+	UNIPHIER_PINCTRL_GROUP(uart1),
+	UNIPHIER_PINCTRL_GROUP(uart2),
+	UNIPHIER_PINCTRL_GROUP(uart3),
+	UNIPHIER_PINCTRL_GROUP(uart3b),
+	UNIPHIER_PINCTRL_GROUP(usb0),
+	UNIPHIER_PINCTRL_GROUP(usb1),
+	UNIPHIER_PINCTRL_GROUP(usb2),
+	UNIPHIER_PINCTRL_GROUP(usb3),
+	UNIPHIER_PINCTRL_GROUP(sd),
+};
+
+static const char * const proxstream2_functions[] = {
+	"emmc",
+	"i2c0",
+	"i2c1",
+	"i2c2",
+	"i2c3",
+	"i2c5",
+	"i2c6",
+	"nand",
+	"uart0",
+	"uart0b",
+	"uart1",
+	"uart2",
+	"uart3",
+	"uart3b",
+	"usb0",
+	"usb1",
+	"usb2",
+	"usb3",
+	"sd",
+};
+
+static struct uniphier_pinctrl_socdata proxstream2_pinctrl_socdata = {
+	.pins = proxstream2_pins,
+	.pins_count = ARRAY_SIZE(proxstream2_pins),
+	.groups = proxstream2_groups,
+	.groups_count = ARRAY_SIZE(proxstream2_groups),
+	.functions = proxstream2_functions,
+	.functions_count = ARRAY_SIZE(proxstream2_functions),
+	.mux_bits = 8,
+	.reg_stride = 4,
+	.load_pinctrl = false,
+};
+
+static int proxstream2_pinctrl_probe(struct udevice *dev)
+{
+	return uniphier_pinctrl_probe(dev, &proxstream2_pinctrl_socdata);
+}
+
+static const struct udevice_id proxstream2_pinctrl_match[] = {
+	{ .compatible = "socionext,proxstream2-pinctrl" },
+	{ /* sentinel */ }
+};
+
+U_BOOT_DRIVER(proxstream2_pinctrl) = {
+	.name = "proxstream2-pinctrl",
+	.id = UCLASS_PINCTRL,
+	.of_match = of_match_ptr(proxstream2_pinctrl_match),
+	.probe = proxstream2_pinctrl_probe,
+	.remove = uniphier_pinctrl_remove,
+	.priv_auto_alloc_size = sizeof(struct uniphier_pinctrl_priv),
+	.ops = &uniphier_pinctrl_ops,
+};