ARM: dts: imx7s-warp: Add Bluetooth support

WaRP7 has a BCM43430 Bluetooth chip.

Add support for it.

Signed-off-by: Vanessa Maegima <vanessa.maegima@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx7s-warp.dts b/arch/arm/boot/dts/imx7s-warp.dts
index df74f0c9f102896961579237bf3df6e113ac34dd..0345267f3390e59eaa675b4e601f3aac52a98304 100644 (file)
--- a/arch/arm/boot/dts/imx7s-warp.dts
+++ b/arch/arm/boot/dts/imx7s-warp.dts
@@ -79,6 +79,18 @@
                startup-delay-us = <200000>;
        };
 
+       reg_bt: regulator-bt {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_bt_reg>;
+               enable-active-high;
+               gpio = <&gpio5 17 GPIO_ACTIVE_HIGH>;
+               regulator-name = "bt_reg";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-always-on;
+       };
+
        sound {
                compatible = "simple-audio-card";
                simple-audio-card,name = "imx7-sgtl5000";
@@ -250,6 +262,15 @@
        status = "okay";
 };
 
+&uart3  {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart3>;
+       assigned-clocks = <&clks IMX7D_UART3_ROOT_SRC>;
+       assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>;
+       uart-has-rtscts;
+       status = "okay";
+};
+
 &usbotg1 {
        dr_mode = "peripheral";
        status = "okay";
@@ -293,6 +314,12 @@
                >;
        };
 
+       pinctrl_bt_reg: btreggrp {
+               fsl,pins = <
+                       MX7D_PAD_SD2_DATA3__GPIO5_IO17  0x14 /* BT_REG_ON */
+               >;
+       };
+
        pinctrl_gpio: gpiogrp {
                fsl,pins = <
                        MX7D_PAD_ENET1_RGMII_RD1__GPIO7_IO1     0x14
@@ -342,6 +369,15 @@
                >;
        };
 
+       pinctrl_uart3: uart3grp {
+               fsl,pins = <
+                       MX7D_PAD_UART3_TX_DATA__UART3_DCE_TX    0x79
+                       MX7D_PAD_UART3_RX_DATA__UART3_DCE_RX    0x79
+                       MX7D_PAD_UART3_CTS_B__UART3_DCE_CTS     0x79
+                       MX7D_PAD_UART3_RTS_B__UART3_DCE_RTS     0x79
+               >;
+       };
+
        pinctrl_usdhc1: usdhc1grp {
                fsl,pins = <
                        MX7D_PAD_SD1_CMD__SD1_CMD       0x59