Messages in this thread Patch in this message | | | From | Robin Gong <> | Subject | [PATCH v1] ARM: dts: imx6sl-evk: keep sw4 always on | Date | Mon, 25 Jun 2018 20:34:11 +0800 |
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SW4 is one power rail for LPDDR2 on i.mx6sl-evk, so it should be kept always on. But it's disabled after switch disabled interface implemented in pfuze driver 'commit 5fe156f1cab4 ("regulator: pfuze100: add enable/disable for switch")'.Thus, it breaks kernel bootup. Add 'regulator-always-on' for SW4.
Signed-off-by: Robin Gong <yibin.gong@nxp.com> --- arch/arm/boot/dts/imx6sl-evk.dts | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts index 37e792f..798df66 100644 --- a/arch/arm/boot/dts/imx6sl-evk.dts +++ b/arch/arm/boot/dts/imx6sl-evk.dts @@ -199,6 +199,7 @@ sw4_reg: sw4 { regulator-min-microvolt = <800000>; regulator-max-microvolt = <3300000>; + regulator-always-on; }; swbst_reg: swbst { -- 2.7.4
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