Вторник, 14 января 2014, 17:23 +08:00 от Anson Huang <b20788@xxxxxxxxxxxxx>:
> 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, 0x67) /* ROW0, COL0, KEY_UP */
> SW7: MATRIX_KEY(0x0, 0x1, 0x6c) /* ROW0, COL1, KEY_DOWN */
> SW8: MATRIX_KEY(0x0, 0x2, 0x1c) /* ROW0, COL2, KEY_ENTER */
> SW9: MATRIX_KEY(0x1, 0x0, 0x66) /* ROW1, COL0, KEY_HOME */
> SW10: MATRIX_KEY(0x1, 0x1, 0x6a) /* ROW1, COL1, KEY_RIGHT */
> SW11: MATRIX_KEY(0x1, 0x2, 0x69) /* ROW1, COL2, KEY_LEFT */
> SW12: MATRIX_KEY(0x2, 0x0, 0x72) /* ROW2, COL0, KEY_VOLUMEDOWN */
> SW13: MATRIX_KEY(0x2, 0x1, 0x73) /* ROW2, COL1, KEY_VOLUMEUP */
>
> Signed-off-by: Anson Huang <b20788@xxxxxxxxxxxxx>
> ---
> 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 f5e4513..a2a0399 100644
> --- a/arch/arm/boot/dts/imx6sl-evk.dts
> +++ b/arch/arm/boot/dts/imx6sl-evk.dts
> @@ -8,6 +8,7 @@
>
> /dts-v1/;
>
> +#include <dt-bindings/input/input.h>
> #include "imx6sl.dtsi"
>
> / {
> @@ -93,6 +94,17 @@
> fsl,pins = <MX6SL_FEC_PINGRP1>;
> };
>
> + 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_UART1_PINGRP1>;
> };
> @@ -139,6 +151,22 @@
> };
> };
>
> +&kpp {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_kpp>;
> + linux,keymap = <
> + MATRIX_KEY(0x0, 0x0, 0x67) /* ROW0, COL0, KEY_UP */
> + MATRIX_KEY(0x0, 0x1, 0x6c) /* ROW0, COL1, KEY_DOWN */
> + MATRIX_KEY(0x0, 0x2, 0x1c) /* ROW0, COL2, KEY_ENTER */
> + MATRIX_KEY(0x1, 0x0, 0x66) /* ROW1, COL0, KEY_HOME */
> + MATRIX_KEY(0x1, 0x1, 0x6a) /* ROW1, COL1, KEY_RIGHT */
> + MATRIX_KEY(0x1, 0x2, 0x69) /* ROW1, COL2, KEY_LEFT */
> + MATRIX_KEY(0x2, 0x0, 0x72) /* ROW2, COL0, KEY_VOLUMEDOWN */
> + MATRIX_KEY(0x2, 0x1, 0x73) /* ROW2, COL1, KEY_VOLUMEUP */
> + >;
So why you want to use hexadecimal values instead definitions for
keys from dt-bindings/input/input.h ?
---
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