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Subject[PATCH 4/6] ARM: dt: t20 ventana: set pinmux and power for wlan
Date
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>
---
arch/arm/boot/dts/tegra20-ventana.dts | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts
index 4ec6b4c..3cbe54c 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>;
+ };
};
};

@@ -454,6 +464,11 @@
status = "okay";
};

+ sdhci@c8000000 {
+ status = "okay";
+ power-gpios = <&gpio 86 0>; /* gpio PK6 */
+ };
+
sdhci@c8000400 {
status = "okay";
cd-gpios = <&gpio 69 0>; /* gpio PI5 */
--
1.7.1


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