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>

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 */