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authorWei Ni <wni@nvidia.com>2012-09-21 12:54:58 +0400
committerStephen Warren <swarren@nvidia.com>2012-11-16 02:07:28 +0400
commitc729429e0c3d9c68872c4d1b72c8fadb377cfba2 (patch)
treee97d4cadc4818b793003d00aa79780f7636d022b /arch
parentda2fc651e4c133490e4941623716087d60046874 (diff)
downloadlinux-c729429e0c3d9c68872c4d1b72c8fadb377cfba2.tar.xz
ARM: dt: t20 ventana: set pinmux and power for wlan
Configure pinmux as required for WiFi. Enable the SDHCI1 controller, which is connectted to the WiFi module. Signed-off-by: Wei Ni <wni@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/tegra20-ventana.dts16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index 86854f1abd58..bec8bb297ad8 100644
--- a/arch/arm/boot/dts/tegra20-ventana.dts
+++ b/arch/arm/boot/dts/tegra20-ventana.dts
@@ -237,6 +237,16 @@
"ld23_22";
nvidia,pull = <1>;
};
+ drive_sdio1 {
+ nvidia,pins = "drive_sdio1";
+ nvidia,high-speed-mode = <0>;
+ nvidia,schmitt = <1>;
+ nvidia,low-power-mode = <3>;
+ nvidia,pull-down-strength = <31>;
+ nvidia,pull-up-strength = <31>;
+ nvidia,slew-rate-rising = <3>;
+ nvidia,slew-rate-falling = <3>;
+ };
};
};
@@ -425,6 +435,12 @@
status = "okay";
};
+ sdhci@c8000000 {
+ status = "okay";
+ power-gpios = <&gpio 86 0>; /* gpio PK6 */
+ bus-width = <4>;
+ };
+
sdhci@c8000400 {
status = "okay";
cd-gpios = <&gpio 69 0>; /* gpio PI5 */