[PATCH] arm: dts: omap4-sdp: pinmux configuration for keypad

[Sourav Poddar]

Currently, omap4 keypad mux settings are done in the board file.
Populate the mux settings in the dts file for the keypad to
work via dt.

Cc: Felipe Balbi <balbi@xxxxxx>
Tested on omap4430 sdp with 3.7-rc1.

Signed-off-by: Sourav Poddar <sourav.poddar@xxxxxx>
---
 arch/arm/boot/dts/omap4-sdp.dts |   26 ++++++++++++++++++++++++++
 1 files changed, 26 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index 5b7e04f..5efb059 100644
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -194,6 +194,27 @@
 			0xbc 0x100	/* abe_mcbsp2_fsx.abe_mcbsp2_fsx INPUT | MODE0 */
 		>;
 	};
+
+	keypad_pins: pinmux_keypad_pins {
+		pinctrl-single,pins = <
+			0x24 0x4119   /* gpmc_a18.kpd_row6 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+			0x26 0x4119   /* gpmc_a19.kpd_row6 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+			0x2c 0x4001   /* gpmc_a22.kpd_col6 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x2e 0x4001   /* gpmc_a23.kpd_col7 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x13c 0x4001  /* kpd_col0.kpd_col0 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x13e 0x4001  /* kpd_col1.kpd_col1 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x140 0x4001  /* kpd_col2.kpd_col2 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x142 0x10F   /* kpd_col3.kpd_col3 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x144 0x4001  /* kpd_col4.kpd_col4 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x146 0x4001  /* kpd_col5.kpd_col5 OMAP_WAKEUP_EN | OMAP_MUX_MODE1 */
+			0x148 0xc119  /* kpd_row0.kpd_row0 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+			0x14a 0x4119  /* kpd_row1.kpd_row1 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+			0x14c 0x4119  /* kpd_row2.kpd_row2 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+			0x14e 0x4119  /* kpd_row3.kpd_row3 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+			0x150 0x4119  /* kpd_row4.kpd_row4 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+			0x152 0x4119  /* kpd_row5.kpd_row5 OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN | OMAP_MUX_MODE1 | OMAP_INPUT_EN */
+		>;
+	};
 };
 
 &i2c1 {
@@ -406,3 +427,8 @@
 &mcbsp3 {
 	status = "disabled";
 };
+
+&keypad {
+        pinctrl-names = "default";
+        pinctrl-0 = <&keypad_pins>;
+};
-- 
1.7.1

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