On Fri, May 23, 2014 at 02:33:04PM +0200, Sascha Hauer wrote:
> - Move cd/wp pinctrl from the hog group to the esdhc groups
> - use gpio for card detection / write protection on esdhc2 since
> the controller based detection does not work
> - Fix cd gpio polarity for esdhc1. This is wrong and currently
> only works because the imx esdhc driver ignores the polarity.
>
> Signed-off-by: Sascha Hauer <[email protected]>
> ---
> arch/arm/boot/dts/imx51-babbage.dts | 14 +++++++-------
> 1 file changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx51-babbage.dts
> b/arch/arm/boot/dts/imx51-babbage.dts
> index 9e9deb2..28d4553 100644
> --- a/arch/arm/boot/dts/imx51-babbage.dts
> +++ b/arch/arm/boot/dts/imx51-babbage.dts
> @@ -134,15 +134,15 @@
> &esdhc1 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_esdhc1>;
> - fsl,cd-controller;
> - fsl,wp-controller;
> + cd-gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
> + wp-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
> status = "okay";
> };
>
> &esdhc2 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_esdhc2>;
> - cd-gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
> + cd-gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
> wp-gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
> status = "okay";
> };
> @@ -300,10 +300,6 @@
> imx51-babbage {
> pinctrl_hog: hoggrp {
> fsl,pins = <
> - MX51_PAD_GPIO1_0__SD1_CD 0x20d5
> - MX51_PAD_GPIO1_1__SD1_WP 0x20d5
> - MX51_PAD_GPIO1_5__GPIO1_5 0x100
> - MX51_PAD_GPIO1_6__GPIO1_6 0x100
> MX51_PAD_EIM_A27__GPIO2_21 0x5
> MX51_PAD_CSPI1_SS0__GPIO4_24 0x85
> MX51_PAD_CSPI1_SS1__GPIO4_25 0x85
> @@ -330,6 +326,8 @@
>
> pinctrl_esdhc1: esdhc1grp {
> fsl,pins = <
> + MX51_PAD_GPIO1_0__GPIO1_0 0x20d5
> + MX51_PAD_GPIO1_1__GPIO1_1 0x20d5
The pad config value 0x20d5 still makes sense here when switching to
GPIO function? Probably should be 0x100 like what we have in esdhc2grp?
Shawn
> MX51_PAD_SD1_CMD__SD1_CMD
> 0x400020d5
> MX51_PAD_SD1_CLK__SD1_CLK 0x20d5
> MX51_PAD_SD1_DATA0__SD1_DATA0 0x20d5
> @@ -341,6 +339,8 @@
>
> pinctrl_esdhc2: esdhc2grp {
> fsl,pins = <
> + MX51_PAD_GPIO1_5__GPIO1_5 0x100
> + MX51_PAD_GPIO1_6__GPIO1_6 0x100
> MX51_PAD_SD2_CMD__SD2_CMD
> 0x400020d5
> MX51_PAD_SD2_CLK__SD2_CLK 0x20d5
> MX51_PAD_SD2_DATA0__SD2_DATA0 0x20d5
> --
> 2.0.0.rc0
>
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