* [PATCH] arm64: dts: imx8mq-kontron-pitx-imx8m: remove vqmmc-supply node
@ 2021-09-13 19:16 Heiko Thiery
2021-09-13 22:00 ` Fabio Estevam
0 siblings, 1 reply; 2+ messages in thread
From: Heiko Thiery @ 2021-09-13 19:16 UTC (permalink / raw)
To: devicetree, linux-arm-kernel, linux-kernel
Cc: Krzysztof Kozlowski, Michael Walle, Joakim Zhang, Shengjiu Wang,
Rob Herring, Shawn Guo, Sascha Hauer, Pengutronix Kernel Team,
Fabio Estevam, NXP Linux Team, Heiko Thiery
The sw4 output (V_1V8_S0 voltage) from the PMIC is also used as supply
for the eMMC. This voltage can not be changed and is not allowed to
switched off. So we do not want to provide this regulator to the SDHC
driver to control this voltage.
Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
---
arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts b/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
index f593e4ff62e1..436d98135ba9 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-kontron-pitx-imx8m.dts
@@ -348,7 +348,6 @@
pinctrl-0 = <&pinctrl_usdhc1>;
pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
- vqmmc-supply = <&sw4_reg>;
bus-width = <8>;
non-removable;
no-sd;
--
2.20.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] arm64: dts: imx8mq-kontron-pitx-imx8m: remove vqmmc-supply node
2021-09-13 19:16 [PATCH] arm64: dts: imx8mq-kontron-pitx-imx8m: remove vqmmc-supply node Heiko Thiery
@ 2021-09-13 22:00 ` Fabio Estevam
0 siblings, 0 replies; 2+ messages in thread
From: Fabio Estevam @ 2021-09-13 22:00 UTC (permalink / raw)
To: Heiko Thiery
Cc: open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
linux-kernel, Krzysztof Kozlowski, Michael Walle, Joakim Zhang,
Shengjiu Wang, Rob Herring, Shawn Guo, Sascha Hauer,
Pengutronix Kernel Team, NXP Linux Team
Hi Heiko,
On Mon, Sep 13, 2021 at 4:16 PM Heiko Thiery <heiko.thiery@gmail.com> wrote:
>
> The sw4 output (V_1V8_S0 voltage) from the PMIC is also used as supply
> for the eMMC. This voltage can not be changed and is not allowed to
> switched off. So we do not want to provide this regulator to the SDHC
> driver to control this voltage.
A Fixes tag would be appropriate here.
> Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-09-13 19:16 [PATCH] arm64: dts: imx8mq-kontron-pitx-imx8m: remove vqmmc-supply node Heiko Thiery
2021-09-13 22:00 ` Fabio Estevam
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