lkml.org 
[lkml]   [2020]   [Jan]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH AUTOSEL 4.19 621/671] arm64: dts: apq8096-db820c: Increase load on l21 for SDCARD
Date
From: Loic Poulain <loic.poulain@linaro.org>

[ Upstream commit e38161bd325ea541ef2f258d8e28281077dde524 ]

In the same way as for msm8974-hammerhead, l21 load, used for SDCARD
VMMC, needs to be increased in order to prevent any voltage drop issues
(due to limited current) happening with some SDCARDS or during specific
operations (e.g. write).

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Fixes: 660a9763c6a9 (arm64: dts: qcom: db820c: Add pm8994 regulator node)
Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
index 0ef90c6554a9..9b41d77aa39b 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
@@ -580,6 +580,8 @@
l21 {
regulator-min-microvolt = <2950000>;
regulator-max-microvolt = <2950000>;
+ regulator-allow-set-load;
+ regulator-system-load = <200000>;
};
l22 {
regulator-min-microvolt = <3300000>;
--
2.20.1
\
 
 \ /
  Last update: 2020-01-16 18:23    [W:1.751 / U:1.700 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site