[PATCH 2/2] arm64: dts: meson: libretech-cc: switch eMMC to 1.8v
From: Jerome Brunet
Date: Thu Dec 20 2018 - 11:10:51 EST
While some 3.3v eMMC 4.0 are available from libretech, the default
option for the aml-s905x-cc seems to 1.8v 5.0 modules.
Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
---
.../boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index daad007fac1f..d0d202cf7161 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -118,8 +118,8 @@
vddio_boot: regulator-vddio_boot {
compatible = "regulator-fixed";
regulator-name = "VDDIO_BOOT";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
};
};
@@ -254,8 +254,9 @@
bus-width = <8>;
cap-mmc-highspeed;
- mmc-ddr-3_3v;
- max-frequency = <50000000>;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ max-frequency = <200000000>;
disable-wp;
mmc-pwrseq = <&emmc_pwrseq>;
--
2.19.2