From efdb4d2346a0d30bb62aff7e895e225daa8540b3 Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Tue, 6 Jun 2023 08:35:50 -0700 Subject: [PATCH] arm64: dts: imx8m{m,n}-venice-gw7902: add SDR50/SDR104 SDIO support for wifi The GW7902 has a Murata LBEE5H 802.11abgnac / BT5 module based on the Cypress CYW43455 which supports SDR50/SDR104. Add dt pinctrl for the 100mhz and 200mhz states to support SDR50/SDR104. While at it add the dt node for the CYW43455 wifi. Signed-off-by: Tim Harvey Signed-off-by: Shawn Guo --- .../boot/dts/freescale/imx8mm-venice-gw7902.dts | 33 +++++++++++++++++++++- .../boot/dts/freescale/imx8mn-venice-gw7902.dts | 33 +++++++++++++++++++++- 2 files changed, 64 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts index 03cd290..964cc4f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7902.dts @@ -714,12 +714,21 @@ /* SDIO WiFi */ &usdhc2 { - pinctrl-names = "default"; + pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc2>; + pinctrl-1 = <&pinctrl_usdhc2_100mhz>; + pinctrl-2 = <&pinctrl_usdhc2_200mhz>; bus-width = <4>; non-removable; vmmc-supply = <®_wifi>; + #address-cells = <1>; + #size-cells = <0>; status = "okay"; + + wifi@0 { + compatible = "brcm,bcm43455-fmac"; + reg = <0>; + }; }; /* eMMC */ @@ -992,6 +1001,28 @@ >; }; + pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { + fsl,pins = < + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x194 + MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4 + MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4 + MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4 + MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4 + MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4 + >; + }; + + pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { + fsl,pins = < + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x196 + MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6 + MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6 + MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6 + MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6 + MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6 + >; + }; + pinctrl_usdhc3: usdhc3grp { fsl,pins = < MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190 diff --git a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts index 2ddba42..3ac011b 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts +++ b/arch/arm64/boot/dts/freescale/imx8mn-venice-gw7902.dts @@ -667,12 +667,21 @@ /* SDIO WiFi */ &usdhc2 { - pinctrl-names = "default"; + pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc2>; + pinctrl-1 = <&pinctrl_usdhc2_100mhz>; + pinctrl-2 = <&pinctrl_usdhc2_200mhz>; bus-width = <4>; non-removable; vmmc-supply = <®_wifi>; + #address-cells = <1>; + #size-cells = <0>; status = "okay"; + + wifi@0 { + compatible = "brcm,bcm43455-fmac"; + reg = <0>; + }; }; /* eMMC */ @@ -923,6 +932,28 @@ >; }; + pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { + fsl,pins = < + MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x194 + MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4 + MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4 + MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4 + MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4 + MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4 + >; + }; + + pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { + fsl,pins = < + MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x196 + MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6 + MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6 + MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6 + MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6 + MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6 + >; + }; + pinctrl_usdhc3: usdhc3grp { fsl,pins = < MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190 -- 2.7.4