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authorDmitry Osipenko <[email protected]>2021-05-10 23:25:52 +0300
committerThierry Reding <[email protected]>2021-05-31 10:56:12 +0200
commita99d77c4b2ac9095d9bd5969996905886debbe8b (patch)
tree3f9cf38d826bdaf79a872e51b0c5dd06412537be
parentef3082db434f3f87b83ccaa1ce4ebfd05535b651 (diff)
ARM: tegra: acer-a500: Specify proper voltage for WiFi SDIO bus
Tegra20 has v2.00 SDMMC controller which doesn't support voltage switching and the WiFi SDIO bus voltage is fixed to 1.8v in accordance to the board's schematics, while MMC core confusingly saying that it's 3.3v because of the v2.00. Let's correct the voltage in the device-tree just for consistency. This is a minor improvement which doesn't fix any problems. Signed-off-by: Dmitry Osipenko <[email protected]> Signed-off-by: Thierry Reding <[email protected]>
-rw-r--r--arch/arm/boot/dts/tegra20-acer-a500-picasso.dts2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
index d7d97b7e4794..eff9bfb2d442 100644
--- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
+++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
@@ -762,7 +762,7 @@
mmc-pwrseq = <&brcm_wifi_pwrseq>;
vmmc-supply = <&vdd_3v3_sys>;
- vqmmc-supply = <&vdd_3v3_sys>;
+ vqmmc-supply = <&vdd_1v8_sys>;
/* Azurewave AW-NH611 BCM4329 */
wifi@1 {