From 870f645b396bbb65de2dc39423f68c7e8293e849 Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Mon, 12 Sep 2022 11:08:36 -0700 Subject: [PATCH] arm64: dts: imx8mp-venice-gw74xx: add WiFi/BT module support The GW74xx supports an on-board Laird Connectivity Sterling LWB5+ module which uses a Cypress CYW4373W chip to provide 1x1 802.11 a/b/g/n/ac + Bluetooth 5.2. Add the proper device-tree nodes for it. Signed-off-by: Tim Harvey Signed-off-by: Shawn Guo --- .../boot/dts/freescale/imx8mp-venice-gw74xx.dts | 62 ++++++++++++++++++++-- 1 file changed, 59 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts index dcb7b01..169c0b9 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts @@ -135,10 +135,10 @@ compatible = "regulator-fixed"; regulator-name = "wl"; gpio = <&gpio3 9 GPIO_ACTIVE_HIGH>; - startup-delay-us = <100>; + startup-delay-us = <70000>; enable-active-high; - regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; }; }; @@ -572,6 +572,21 @@ status = "okay"; }; +/* bluetooth HCI */ +&uart3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart3>, <&pinctrl_uart3_gpio>; + cts-gpios = <&gpio3 21 GPIO_ACTIVE_LOW>; + rts-gpios = <&gpio3 22 GPIO_ACTIVE_LOW>; + uart-has-rtscts; + status = "okay"; + + bluetooth { + compatible = "brcm,bcm4330-bt"; + shutdown-gpios = <&gpio3 8 GPIO_ACTIVE_HIGH>; + }; +}; + &uart4 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart4>; @@ -627,6 +642,25 @@ status = "okay"; }; +/* SDIO WiFi */ +&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>; + non-removable; + vmmc-supply = <®_wifi_en>; + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + wifi@0 { + compatible = "cypress,cyw4373-fmac"; + reg = <0>; + }; +}; + /* eMMC */ &usdhc3 { assigned-clocks = <&clk IMX8MP_CLK_USDHC3>; @@ -876,6 +910,28 @@ >; }; + pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp { + fsl,pins = < + MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x194 + MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d4 + MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d4 + MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d4 + MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d4 + MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d4 + >; + }; + + pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp { + fsl,pins = < + MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x196 + MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d6 + MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d6 + MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d6 + MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d6 + MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d6 + >; + }; + pinctrl_usdhc3: usdhc3grp { fsl,pins = < MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x190 -- 2.7.4