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Message-Id: <20251029-8qxp_dts-v1-4-cf61b7e5fc78@nxp.com>
Date: Wed, 29 Oct 2025 15:54:40 -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 04/12] arm64: dts: imx8qxp-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.
Add SD gpio pin group (Reset, CD, WP) for usdhc2.
Signed-off-by: Frank Li <Frank.Li@....com>
---
arch/arm64/boot/dts/freescale/imx8qxp-mek.dts | 18 +++++++++++++++---
1 file changed, 15 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
index 7b033744554105de6dbc4366f21e3c90f1768deb..617370846de73940f2d6c7ec9f8a4d119cbc17c0 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
@@ -730,8 +730,10 @@ map0 {
&usdhc1 {
assigned-clocks = <&clk IMX_SC_R_SDHC_0 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <200000000>;
- 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;
@@ -742,8 +744,10 @@ &usdhc1 {
&usdhc2 {
assigned-clocks = <&clk IMX_SC_R_SDHC_1 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <200000000>;
- 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_gpio4 22 GPIO_ACTIVE_LOW>;
@@ -977,6 +981,14 @@ IMX8QXP_EMMC0_STROBE_CONN_EMMC0_STROBE 0x00000041
>;
};
+ pinctrl_usdhc2_gpio: usdhc2gpiogrp {
+ fsl,pins = <
+ IMX8QXP_USDHC1_RESET_B_LSIO_GPIO4_IO19 0x00000021
+ IMX8QXP_USDHC1_WP_LSIO_GPIO4_IO21 0x00000021
+ IMX8QXP_USDHC1_CD_B_LSIO_GPIO4_IO22 0x00000021
+ >;
+ };
+
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
IMX8QXP_USDHC1_CLK_CONN_USDHC1_CLK 0x06000041
--
2.34.1
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