From 5afe0542f78fee6d4f1a83a840fec1efef114eaf Mon Sep 17 00:00:00 2001 From: Piotr Szczepanik Date: Sun, 9 Aug 2020 18:09:41 +0200 Subject: [PATCH] Enable bluetooth for Firefly RK3399 Signed-off-by: Piotr Szczepanik --- .../boot/dts/rockchip/rk3399-firefly.dts | 30 ++++++++++++++++++- 1 file changed, 29 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts index a39c32ac9..984a38dfb 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts @@ -566,6 +566,20 @@ }; &pinctrl { + bt { + bt_host_wake_l: bt-host-wake-l { + rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_reg_on_h: bt-reg-on-h { + rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_wake_l: bt-wake-l { + rockchip,pins = <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + buttons { pwrbtn: pwrbtn { rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>; @@ -784,8 +798,22 @@ &uart0 { pinctrl-names = "default"; - pinctrl-0 = <&uart0_xfer &uart0_cts>; + pinctrl-0 = <&uart0_xfer &uart0_rts &uart0_cts>; status = "okay"; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + clocks = <&rk808 1>; + clock-names = "lpo"; + device-wakeup-gpios = <&gpio2 RK_PD2 GPIO_ACTIVE_HIGH>; + host-wakeup-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>; + shutdown-gpios = <&gpio0 RK_PB1 GPIO_ACTIVE_HIGH>; + max-speed = <4000000>; + pinctrl-names = "default"; + pinctrl-0 = <&bt_reg_on_h &bt_host_wake_l &bt_wake_l>; + vbat-supply = <&vcc3v3_sys>; + vddio-supply = <&vcc_1v8>; + }; }; &uart2 {