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[ltsi-3.10,393/595] ARM: shmobile: kzm9g-reference: Move pinctrl mappings to device tree

Message ID 1384917713-15962-394-git-send-email-horms+renesas@verge.net.au (mailing list archive)
State New, archived
Headers show

Commit Message

Simon Horman Nov. 20, 2013, 3:18 a.m. UTC 
From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

Replace the pinctrl mappings in board code by device tree mappings.
For devices that are still instantiated from board code reference the
mappings as the default pin controller state to apply them at boot time.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit ec028600f4a4bd1b272465caea3e2ff066e40377)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 arch/arm/boot/dts/sh73a0-kzm9g-reference.dts   | 51 ++++++++++++++++++++++++++
 arch/arm/mach-shmobile/board-kzm9g-reference.c | 40 --------------------
 2 files changed, 51 insertions(+), 40 deletions(-)
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Patch

diff --git a/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts b/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts
index b6f759e..11ae9ad 100644
--- a/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts
+++ b/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts
@@ -145,19 +145,70 @@ 
 	};
 };
 
+&i2c3 {
+	pinctrl-0 = <&i2c3_pins>;
+	pinctrl-names = "default";
+};
+
 &mmcif {
+	pinctrl-0 = <&mmcif_pins>;
+	pinctrl-names = "default";
+
 	bus-width = <8>;
 	vmmc-supply = <&reg_1p8v>;
 	status = "okay";
 };
 
+&pfc {
+	pinctrl-0 = <&scifa4_pins>;
+	pinctrl-names = "default";
+
+	i2c3_pins: i2c3 {
+		renesas,groups = "i2c3_1";
+		renesas,function = "i2c3";
+	};
+
+	mmcif_pins: mmcif {
+		mux {
+			renesas,groups = "mmc0_data8_0", "mmc0_ctrl_0";
+			renesas,function = "mmc0";
+		};
+		cfg {
+			renesas,groups = "mmc0_data8_0";
+			renesas,pins = "PORT279";
+			bias-pull-up;
+		};
+	};
+
+	scifa4_pins: scifa4 {
+		renesas,groups = "scifa4_data", "scifa4_ctrl";
+		renesas,function = "scifa4";
+	};
+
+	sdhi0_pins: sdhi0 {
+		renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_cd", "sdhi0_wp";
+		renesas,function = "sdhi0";
+	};
+
+	sdhi2_pins: sdhi2 {
+		renesas,groups = "sdhi2_data4", "sdhi2_ctrl";
+		renesas,function = "sdhi2";
+	};
+};
+
 &sdhi0 {
+	pinctrl-0 = <&sdhi0_pins>;
+	pinctrl-names = "default";
+
 	vmmc-supply = <&reg_3p3v>;
 	bus-width = <4>;
 	status = "okay";
 };
 
 &sdhi2 {
+	pinctrl-0 = <&sdhi2_pins>;
+	pinctrl-names = "default";
+
 	vmmc-supply = <&reg_3p3v>;
 	bus-width = <4>;
 	broken-cd;
diff --git a/arch/arm/mach-shmobile/board-kzm9g-reference.c b/arch/arm/mach-shmobile/board-kzm9g-reference.c
index d7bbd29..6a9f6a3 100644
--- a/arch/arm/mach-shmobile/board-kzm9g-reference.c
+++ b/arch/arm/mach-shmobile/board-kzm9g-reference.c
@@ -26,55 +26,15 @@ 
 #include <linux/irq.h>
 #include <linux/input.h>
 #include <linux/of_platform.h>
-#include <linux/pinctrl/machine.h>
-#include <linux/pinctrl/pinconf-generic.h>
 #include <mach/sh73a0.h>
 #include <mach/common.h>
 #include <asm/hardware/cache-l2x0.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
-static unsigned long pin_pullup_conf[] = {
-	PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 0),
-};
-
-static const struct pinctrl_map kzm_pinctrl_map[] = {
-	PIN_MAP_MUX_GROUP_DEFAULT("e6826000.i2c", "e6050000.pfc",
-				  "i2c3_1", "i2c3"),
-	/* MMCIF */
-	PIN_MAP_MUX_GROUP_DEFAULT("e6bd0000.mmcif", "e6050000.pfc",
-				  "mmc0_data8_0", "mmc0"),
-	PIN_MAP_MUX_GROUP_DEFAULT("e6bd0000.mmcif", "e6050000.pfc",
-				  "mmc0_ctrl_0", "mmc0"),
-	PIN_MAP_CONFIGS_PIN_DEFAULT("e6bd0000.mmcif", "e6050000.pfc",
-				    "PORT279", pin_pullup_conf),
-	PIN_MAP_CONFIGS_GROUP_DEFAULT("e6bd0000.mmcif", "e6050000.pfc",
-				      "mmc0_data8_0", pin_pullup_conf),
-	/* SCIFA4 */
-	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "e6050000.pfc",
-				  "scifa4_data", "scifa4"),
-	PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "e6050000.pfc",
-				  "scifa4_ctrl", "scifa4"),
-	/* SDHI0 */
-	PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "e6050000.pfc",
-				  "sdhi0_data4", "sdhi0"),
-	PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "e6050000.pfc",
-				  "sdhi0_ctrl", "sdhi0"),
-	PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "e6050000.pfc",
-				  "sdhi0_cd", "sdhi0"),
-	PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "e6050000.pfc",
-				  "sdhi0_wp", "sdhi0"),
-	/* SDHI2 */
-	PIN_MAP_MUX_GROUP_DEFAULT("ee140000.sdhi", "e6050000.pfc",
-				  "sdhi2_data4", "sdhi2"),
-	PIN_MAP_MUX_GROUP_DEFAULT("ee140000.sdhi", "e6050000.pfc",
-				  "sdhi2_ctrl", "sdhi2"),
-};
-
 static void __init kzm_init(void)
 {
 	sh73a0_add_standard_devices_dt();
-	pinctrl_register_mappings(kzm_pinctrl_map, ARRAY_SIZE(kzm_pinctrl_map));
 
 	/* enable SD */
 	gpio_request_one(15, GPIOF_OUT_INIT_HIGH, NULL); /* power */