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Message-Id: <20251028-b4_qm_dts-v1-1-51ba94389c1f@nxp.com>
Date: Tue, 28 Oct 2025 16:30:42 -0400
From: Frank Li <Frank.Li@....com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>
Cc: devicetree@...r.kernel.org, imx@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Frank Li <Frank.Li@....com>
Subject: [PATCH 1/8] arm64: dts: imx8qm-mek: add state_100mhz and
state_200mhz for usdhc
default, state_100mhz and state_200mhz use the same settings. But current
driver use these to indicate if sd3.0 support.
Signed-off-by: Frank Li <Frank.Li@....com>
---
arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 18 +++++++++++++++---
1 file changed, 15 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 202d5c67ac40b844ee38e8fb0f9caf2e186cfa9f..6f1c78fcf384a7691f7f8ea1b50ab21cd6e72ba1 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -800,8 +800,10 @@ &pwm_lvds1 {
};
&usdhc1 {
- pinctrl-names = "default";
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc1>;
+ pinctrl-1 = <&pinctrl_usdhc1>;
+ pinctrl-2 = <&pinctrl_usdhc1>;
bus-width = <8>;
no-sd;
no-sdio;
@@ -810,8 +812,10 @@ &usdhc1 {
};
&usdhc2 {
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_usdhc2>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
bus-width = <4>;
vmmc-supply = <®_usdhc2_vmmc>;
cd-gpios = <&lsio_gpio5 22 GPIO_ACTIVE_LOW>;
@@ -1228,4 +1232,12 @@ IMX8QM_USDHC1_DATA3_CONN_USDHC1_DATA3 0x00000021
IMX8QM_USDHC1_VSELECT_CONN_USDHC1_VSELECT 0x00000021
>;
};
+
+ pinctrl_usdhc2_gpio: usdhc2gpiogrp {
+ fsl,pins = <
+ IMX8QM_USDHC1_DATA6_LSIO_GPIO5_IO21 0x00000021
+ IMX8QM_USDHC1_DATA7_LSIO_GPIO5_IO22 0x00000021
+ IMX8QM_USDHC1_RESET_B_LSIO_GPIO4_IO07 0x00000021
+ >;
+ };
};
--
2.34.1
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