[PATCH v4 6/7] arm64: dts: imx8dxl-evk: Move ACM MCLK pin to ACM pinctrl

[Frank.Li@oss.nxp.com]

From: Frank Li <Frank.Li@nxp.com>

Move the IMX8DXL_SPI3_CS0_ADMA_ACM_MCLK_OUT1 pin from the iomuxc hog
group to the ACM pinctrl state.

The pin is used as the ACM MCLK output and should be configured by its
actual consumer rather than unconditionally claimed by a pinctrl hog.
Prepare for LCDIF support, which uses the same pin.

Acked-by: Liu Ying <victor.liu@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
index f21ac208bf00e..159ec4ca1577b 100644
--- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
@@ -349,6 +349,11 @@ sound-wm8960-3 {
 	};
 };
 
+&acm {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_mclk>;
+};
+
 &adc0 {
 	vref-supply = <&reg_vref_1v8>;
 	status = "okay";
@@ -947,7 +952,6 @@ pinctrl_hog: hoggrp {
 		fsl,pins = <
 			IMX8DXL_COMP_CTL_GPIO_1V8_3V3_GPIORHB_PAD	0x000514a0
 			IMX8DXL_COMP_CTL_GPIO_1V8_3V3_GPIORHK_PAD	0x000014a0
-			IMX8DXL_SPI3_CS0_ADMA_ACM_MCLK_OUT1		0x0600004c
 			IMX8DXL_SNVS_TAMPER_OUT1_LSIO_GPIO2_IO05_IN	0x0600004c
 		>;
 	};
@@ -1067,6 +1071,12 @@ IMX8DXL_SPI1_SDI_ADMA_I2C3_SCL		0x06000021
 		>;
 	};
 
+	pinctrl_mclk: mclkgrp {
+		fsl,pins = <
+			 IMX8DXL_SPI3_CS0_ADMA_ACM_MCLK_OUT1	0x0600004c
+		>;
+	};
+
 	pinctrl_lpuart0: lpuart0grp {
 		fsl,pins = <
 			IMX8DXL_UART0_RX_ADMA_UART0_RX		0x06000020

-- 
2.43.0