Commit 1591dc44 authored by Olof Johansson's avatar Olof Johansson

Merge tag 'v3.19-rockchip-dtsfixes1' of...

Merge tag 'v3.19-rockchip-dtsfixes1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into fixes

Merge "ARM: rockchip: dts fix for 3.19" from Heiko Stübner:

Increase drive-strength to sdmmc pins on rk3288-evb to fix
an issue with the fixed highspeed card detection.

* tag 'v3.19-rockchip-dtsfixes1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
  ARM: dts: rockchip: bump sd card pin drive strength up on rk3288-evb
Signed-off-by: default avatarOlof Johansson <olof@lixom.net>
parents eaa27f34 6618e478
...@@ -155,6 +155,15 @@ &tsadc { ...@@ -155,6 +155,15 @@ &tsadc {
}; };
&pinctrl { &pinctrl {
pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
drive-strength = <8>;
};
pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
bias-pull-up;
drive-strength = <8>;
};
backlight { backlight {
bl_en: bl-en { bl_en: bl-en {
rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>; rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
...@@ -173,6 +182,27 @@ pmic_int: pmic-int { ...@@ -173,6 +182,27 @@ pmic_int: pmic-int {
}; };
}; };
sdmmc {
/*
* Default drive strength isn't enough to achieve even
* high-speed mode on EVB board so bump up to 8ma.
*/
sdmmc_bus4: sdmmc-bus4 {
rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
<6 17 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
<6 18 RK_FUNC_1 &pcfg_pull_up_drv_8ma>,
<6 19 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
};
sdmmc_clk: sdmmc-clk {
rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
};
sdmmc_cmd: sdmmc-cmd {
rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;
};
};
usb { usb {
host_vbus_drv: host-vbus-drv { host_vbus_drv: host-vbus-drv {
rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>; rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
......
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