[PATCH v2 6/6] arm64: dts: imx8mn-evk: add sdio wifi support
From: haibo.chen@nxp.com
Date: 2021-08-18 11:38:59
Also in:
linux-devicetree, linux-mmc
Subsystem:
arm/freescale imx / mxc arm architecture, the rest · Maintainers:
Frank Li, Sascha Hauer, Linus Torvalds
From: Haibo Chen <haibo.chen@nxp.com> Add sdio wifi support on imx8mn-evk board. Disable auto tuning for this sdio wifi since it support sdio interrupt. Signed-off-by: Haibo Chen <haibo.chen@nxp.com> --- arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 59 +++++++++++++++++++ 1 file changed, 59 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index 85e65f8719ea..276fcfdc9033 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi@@ -28,6 +28,13 @@ reg = <0x0 0x40000000 0 0x80000000>; }; + usdhc1_pwrseq: usdhc1_pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc1_gpio>; + reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>; + }; + reg_usdhc2_vmmc: regulator-usdhc2 { compatible = "regulator-fixed"; pinctrl-names = "default";
@@ -205,6 +212,19 @@ }; }; +&usdhc1 { + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc1>; + pinctrl-1 = <&pinctrl_usdhc1_100mhz>; + pinctrl-2 = <&pinctrl_usdhc1_200mhz>; + bus-width = <4>; + keep-power-in-suspend; + non-removable; + mmc-pwrseq = <&usdhc1_pwrseq>; + fsl,broken-auto-tuning; + status = "okay"; +}; + &usdhc2 { assigned-clocks = <&clk IMX8MN_CLK_USDHC2>; assigned-clock-rates = <200000000>;
@@ -303,6 +323,45 @@ >; }; + pinctrl_usdhc1_gpio: usdhc1grpgpio { + fsl,pins = < + MX8MN_IOMUXC_SD1_RESET_B_GPIO2_IO10 0x41 + >; + }; + + pinctrl_usdhc1: usdhc1grp { + fsl,pins = < + MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK 0x190 + MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d0 + MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d0 + MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d0 + MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d0 + MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d0 + >; + }; + + pinctrl_usdhc1_100mhz: usdhc1grp100mhz { + fsl,pins = < + MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK 0x194 + MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d4 + MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d4 + MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d4 + MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d4 + MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d4 + >; + }; + + pinctrl_usdhc1_200mhz: usdhc1grp200mhz { + fsl,pins = < + MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK 0x196 + MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d6 + MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d6 + MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d6 + MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d6 + MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d6 + >; + }; + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { fsl,pins = < MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41
--
2.17.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel