From 4291b6455aa7bf6620cff9e8ef2b1389b8c8d4e0 Mon Sep 17 00:00:00 2001 From: Anson Huang Date: Tue, 14 Jan 2014 17:30:28 +0800 Subject: [PATCH] ARM: dts: imx6sl: add keypad support for i.mx6sl-evk board. i.MX6SL EVK board has a 3*3 keypad matrix to support 8 keypads, enable them, the keymap is as below: SW6: MATRIX_KEY(0x0, 0x0, KEY_UP) /* ROW0, COL0 */ SW7: MATRIX_KEY(0x0, 0x1, KEY_DOWN) /* ROW0, COL1 */ SW8: MATRIX_KEY(0x0, 0x2, KEY_ENTER) /* ROW0, COL2 */ SW9: MATRIX_KEY(0x1, 0x0, KEY_HOME) /* ROW1, COL0 */ SW10: MATRIX_KEY(0x1, 0x1, KEY_RIGHT) /* ROW1, COL1 */ SW11: MATRIX_KEY(0x1, 0x2, KEY_LEFT) /* ROW1, COL2 */ SW12: MATRIX_KEY(0x2, 0x0, KEY_VOLUMEDOWN) /* ROW2, COL0 */ SW13: MATRIX_KEY(0x2, 0x1, KEY_VOLUMEUP) /* ROW2, COL1 */ Signed-off-by: Anson Huang Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx6sl-evk.dts | 28 ++++++++++++++++++++++++++++ arch/arm/boot/dts/imx6sl.dtsi | 2 ++ 2 files changed, 30 insertions(+) diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts index 8594d1332766..000180428742 100644 --- a/arch/arm/boot/dts/imx6sl-evk.dts +++ b/arch/arm/boot/dts/imx6sl-evk.dts @@ -8,6 +8,7 @@ /dts-v1/; +#include #include "imx6sl.dtsi" / { @@ -107,6 +108,17 @@ >; }; + pinctrl_kpp: kppgrp { + fsl,pins = < + MX6SL_PAD_KEY_ROW0__KEY_ROW0 0x1b010 + MX6SL_PAD_KEY_ROW1__KEY_ROW1 0x1b010 + MX6SL_PAD_KEY_ROW2__KEY_ROW2 0x1b0b0 + MX6SL_PAD_KEY_COL0__KEY_COL0 0x110b0 + MX6SL_PAD_KEY_COL1__KEY_COL1 0x110b0 + MX6SL_PAD_KEY_COL2__KEY_COL2 0x110b0 + >; + }; + pinctrl_uart1: uart1grp { fsl,pins = < MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1 @@ -233,6 +245,22 @@ }; }; +&kpp { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_kpp>; + linux,keymap = < + MATRIX_KEY(0x0, 0x0, KEY_UP) /* ROW0, COL0 */ + MATRIX_KEY(0x0, 0x1, KEY_DOWN) /* ROW0, COL1 */ + MATRIX_KEY(0x0, 0x2, KEY_ENTER) /* ROW0, COL2 */ + MATRIX_KEY(0x1, 0x0, KEY_HOME) /* ROW1, COL0 */ + MATRIX_KEY(0x1, 0x1, KEY_RIGHT) /* ROW1, COL1 */ + MATRIX_KEY(0x1, 0x2, KEY_LEFT) /* ROW1, COL2 */ + MATRIX_KEY(0x2, 0x0, KEY_VOLUMEDOWN) /* ROW2, COL0 */ + MATRIX_KEY(0x2, 0x1, KEY_VOLUMEUP) /* ROW2, COL1 */ + >; + status = "okay"; +}; + &uart1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi index f9acad697d91..a655b5b969b1 100644 --- a/arch/arm/boot/dts/imx6sl.dtsi +++ b/arch/arm/boot/dts/imx6sl.dtsi @@ -392,8 +392,10 @@ }; kpp: kpp@020b8000 { + compatible = "fsl,imx6sl-kpp", "fsl,imx21-kpp"; reg = <0x020b8000 0x4000>; interrupts = <0 82 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX6SL_CLK_DUMMY>; }; wdog1: wdog@020bc000 { -- GitLab