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>

diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index 86854f1abd586cdee975a57081384a62d99518e9..bec8bb297ad827bc8d756b1788d90129b13eb935 100644 (file)
--- 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 */