From: Jernej Skrabec <jernej.skra...@siol.net>

[ Upstream commit 3658a2b7f3e16c7053eb8d70657b94bb62c5a0f4 ]

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 <jernej.skra...@siol.net>
Signed-off-by: Maxime Ripard <max...@cerno.tech>
Link: https://lore.kernel.org/r/20200824193649.978197-1-jernej.skra...@siol.net
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 10 +++++-----
 1 file 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 42d62d1ba1dc7..ea15073f0c79c 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_aldo3 {
 };
 
 &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 {
-- 
2.25.1



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