Messages in this thread Patch in this message | | | From | Anson Huang <> | Subject | [PATCH V3] ARM: dts: imx6sll-evk: make pfuze100 sw4 always on | Date | Wed, 27 Jun 2018 09:25:25 +0800 |
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On i.MX6SLL EVK board, PFuze100's SW4 is supplying LPDDR3, it needs to be always on. This patch fixes Linux kernel boot up hang caused by commit 5fe156f1cab4 ("regulator: pfuze100: add enable/disable for switch"), because SW4 is turned off unexpectedly:
[ 1.693613] cfg80211: failed to load regulatory.db [ 1.700063] SW4: disabling [ 1.703973] SWBST: disabling
Fixes: 5fe156f1cab4 ("regulator: pfuze100: add enable/disable for switch") Signed-off-by: Anson Huang <Anson.Huang@nxp.com> Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com> --- changes since V2: improve the way of referencing commit, and add fix tag. arch/arm/boot/dts/imx6sll-evk.dts | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts index 4684ac4..2217c40 100644 --- a/arch/arm/boot/dts/imx6sll-evk.dts +++ b/arch/arm/boot/dts/imx6sll-evk.dts @@ -142,6 +142,7 @@ sw4_reg: sw4 { regulator-min-microvolt = <800000>; regulator-max-microvolt = <3300000>; + regulator-always-on; }; swbst_reg: swbst { -- 2.7.4
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