diff options
| author | Shawn Guo <shawn.guo@linaro.org> | 2012-06-28 07:44:58 +0400 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2012-07-03 09:24:54 +0400 |
| commit | d54dbb5000fca9863e8a2cb0e6467a424a1eb6e0 (patch) | |
| tree | fea66a3a350e9fdb05905ad20b0fb65cf73e3a25 /arch/arm/boot/dts | |
| parent | f14da767880722f6150b617f1ddcb3a3970d7848 (diff) | |
| download | linux-d54dbb5000fca9863e8a2cb0e6467a424a1eb6e0.tar.xz | |
ARM: dts: mxs: add hog-gpios for imx23-evk and imx28-evk
Before gpio_request can directly ask pinctrl system to configure the
requested pin into gpio mode, we use "hog" entry (pinctrl state of
pin controller itself) to configure gpios.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/imx23-evk.dts | 17 | ||||
| -rw-r--r-- | arch/arm/boot/dts/imx28-evk.dts | 21 |
2 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx23-evk.dts b/arch/arm/boot/dts/imx23-evk.dts index 70bffa929b65..6a0912b286a0 100644 --- a/arch/arm/boot/dts/imx23-evk.dts +++ b/arch/arm/boot/dts/imx23-evk.dts @@ -30,6 +30,23 @@ wp-gpios = <&gpio1 30 0>; status = "okay"; }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x1123 /* MX23_PAD_LCD_RESET__GPIO_1_18 */ + 0x11d3 /* MX23_PAD_PWM3__GPIO_1_29 */ + 0x11e3 /* MX23_PAD_PWM4__GPIO_1_30 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; }; apbx@80040000 { diff --git a/arch/arm/boot/dts/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts index 319c75a2331e..505ae5e541c3 100644 --- a/arch/arm/boot/dts/imx28-evk.dts +++ b/arch/arm/boot/dts/imx28-evk.dts @@ -44,6 +44,27 @@ wp-gpios = <&gpio0 28 0>; status = "okay"; }; + + pinctrl@80018000 { + pinctrl-names = "default"; + pinctrl-0 = <&hog_pins_a>; + + hog_pins_a: hog-gpios@0 { + reg = <0>; + fsl,pinmux-ids = < + 0x20d3 /* MX28_PAD_SSP1_CMD__GPIO_2_13 */ + 0x20f3 /* MX28_PAD_SSP1_DATA3__GPIO_2_15 */ + 0x40d3 /* MX28_PAD_ENET0_RX_CLK__GPIO_4_13 */ + 0x20c3 /* MX28_PAD_SSP1_SCK__GPIO_2_12 */ + 0x31c3 /* MX28_PAD_PWM3__GPIO_3_28 */ + 0x31e3 /* MX28_PAD_LCD_RESET__GPIO_3_30 */ + 0x3053 /* MX28_PAD_AUART1_TX__GPIO_3_5 */ + >; + fsl,drive-strength = <0>; + fsl,voltage = <1>; + fsl,pull-up = <0>; + }; + }; }; apbx@80040000 { |