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authorJernej Skrabec <[email protected]>2020-08-24 21:36:49 +0200
committerMaxime Ripard <[email protected]>2020-08-25 10:37:29 +0200
commit3658a2b7f3e16c7053eb8d70657b94bb62c5a0f4 (patch)
tree34411ee5b172705d1f18008255ebeb851ca8e44d
parent9123e3a74ec7b934a4a099e98af6a61c2f80bbf5 (diff)
ARM: dts: sun8i: r40: bananapi-m2-ultra: Fix dcdc1 regulator
DCDC1 regulator powers many different subsystems. While some of them can work at 3.0 V, some of them can not. For example, VCC-HDMI can only work between 3.24 V and 3.36 V. According to OS images provided by the board manufacturer this regulator should be set to 3.3 V. Set DCDC1 and DCDC1SW to 3.3 V in order to fix this. Fixes: da7ac948fa93 ("ARM: dts: sun8i: Add board dts file for Banana Pi M2 Ultra") Signed-off-by: Jernej Skrabec <[email protected]> Signed-off-by: Maxime Ripard <[email protected]> Link: https://lore.kernel.org/r/[email protected]
-rw-r--r--arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
index 42d62d1ba1dc..ea15073f0c79 100644
--- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
+++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
@@ -223,16 +223,16 @@
};
&reg_dc1sw {
- regulator-min-microvolt = <3000000>;
- regulator-max-microvolt = <3000000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
regulator-name = "vcc-gmac-phy";
};
&reg_dcdc1 {
regulator-always-on;
- regulator-min-microvolt = <3000000>;
- regulator-max-microvolt = <3000000>;
- regulator-name = "vcc-3v0";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-3v3";
};
&reg_dcdc2 {