Re: [PATCH v2 1/1] arm64: dts: imx8qm: Add fsl,imx7ulp-lpuart compatible to lpuart
From: Shawn Guo <shawnguo@kernel.org>
Date: 2021-11-22 01:43:21
Also in:
linux-arm-kernel
On Tue, Nov 16, 2021 at 01:58:14PM +0100, Alexander Stein wrote:
quoted hunk ↗ jump to hunk
After commit b4b844930f27 ("tty: serial: fsl_lpuart: drop earlycon entry for i.MX8QXP") earlycon support was essentially removed from imx8qm/imx8qxp due to missing compatible. The commit message says "i.MX8QXP lpuart is compatible with i.MX7ULP" so adding a fallback compatible should be fine. With this change earlycon is supported again on imx8qm/imx8qxp. Signed-off-by: Alexander Stein <redacted> Reviewed-by: Peng Fan <peng.fan@nxp.com> --- Changes in v2: * Fix typo in commit message: 'early' -> 'earlycon' arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi index bbe5f5ecfb92..3486b99ab6eb 100644 --- a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi@@ -19,19 +19,19 @@ uart4_lpcg: clock-controller@5a4a0000 { }; &lpuart0 { - compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; + compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart", "fsl,imx7ulp-lpuart";
Then fsl,imx8qxp-lpuart should be dropped? Shawn
};
&lpuart1 {
- compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart";
+ compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart", "fsl,imx7ulp-lpuart";
};
&lpuart2 {
- compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart";
+ compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart", "fsl,imx7ulp-lpuart";
};
&lpuart3 {
- compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart";
+ compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart", "fsl,imx7ulp-lpuart";
};
&i2c0 {
--
2.25.1