@@ -134,10 +134,10 @@ reg_wifi_en: regulator-wifi-en {
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>;
};
};
@@ -576,6 +576,21 @@ &uart2 {
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>;
@@ -616,6 +631,25 @@ &usb_dwc3_1 {
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>;
@@ -860,6 +894,28 @@ MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
>;
};
+ 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
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 <tharvey@gateworks.com> --- v2: no changes --- .../dts/freescale/imx8mp-venice-gw74xx.dts | 62 ++++++++++++++++++- 1 file changed, 59 insertions(+), 3 deletions(-)