From: "Tamás Szűcs" <tszucs@protonmail.ch>
To: "Rob Herring" <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Shawn Guo" <shawnguo@kernel.org>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Pengutronix Kernel Team" <kernel@pengutronix.de>,
"Fabio Estevam" <festevam@gmail.com>,
"NXP Linux Team" <linux-imx@nxp.com>,
"Tamás Szűcs" <tszucs@protonmail.ch>,
"Dong Aisheng" <aisheng.dong@nxp.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] arm64: dts: imx8qm-mek: mux and hook up GPIOs related to SD1
Date: Tue, 12 Jul 2022 20:22:52 +0000 [thread overview]
Message-ID: <20220712202211.8592-1-tszucs@protonmail.ch> (raw)
Add pinctrl node grouping USDHC1_DATA6, USDHC1_DATA7 and USDHC1_RESET_B and use
them as Write Protect and Card Detect for usdhc2 and regulator enable for
SD1_SPWR respectively.
Fixes: 307fd14d4b14 ("arm64: dts: imx: add imx8qm mek support")
Signed-off-by: Tamás Szűcs <tszucs@protonmail.ch>
---
arch/arm64/boot/dts/freescale/imx8qm-mek.dts | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index ce9d3f0b98fc..19b60efe3639 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -32,7 +32,7 @@ reg_usdhc2_vmmc: usdhc2-vmmc {
regulator-name = "SD1_SPWR";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
- gpio = <&lsio_gpio4 19 GPIO_ACTIVE_HIGH>;
+ gpio = <&lsio_gpio4 7 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
};
@@ -79,11 +79,11 @@ &usdhc1 {
&usdhc2 {
pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_usdhc2>;
+ pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
bus-width = <4>;
vmmc-supply = <®_usdhc2_vmmc>;
- cd-gpios = <&lsio_gpio4 22 GPIO_ACTIVE_LOW>;
- wp-gpios = <&lsio_gpio4 21 GPIO_ACTIVE_HIGH>;
+ cd-gpios = <&lsio_gpio5 22 GPIO_ACTIVE_LOW>;
+ wp-gpios = <&lsio_gpio5 21 GPIO_ACTIVE_HIGH>;
status = "okay";
};
@@ -141,4 +141,12 @@ IMX8QM_USDHC1_DATA3_CONN_USDHC1_DATA3 0x00000021
IMX8QM_USDHC1_VSELECT_CONN_USDHC1_VSELECT 0x00000021
>;
};
+
+ pinctrl_usdhc2_gpio: usdhc2grpgpio {
+ fsl,pins = <
+ IMX8QM_USDHC1_DATA6_LSIO_GPIO5_IO21 0x00000021
+ IMX8QM_USDHC1_DATA7_LSIO_GPIO5_IO22 0x00000021
+ IMX8QM_USDHC1_RESET_B_LSIO_GPIO4_IO07 0x00000021
+ >;
+ };
};
--
2.30.2
next reply other threads:[~2022-07-12 20:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-12 20:22 Tamás Szűcs [this message]
2022-07-12 20:23 ` [PATCH 2/2] arm64: dts: imx8qm-mek: add usdhc pinctrl states to enable higher data rates Tamás Szűcs
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