From 0cef628361cb913a09e060d384bec708e94e3727 Mon Sep 17 00:00:00 2001
From: Robin Murphy <robin.murphy@arm.com>
Date: Fri, 15 Feb 2019 00:02:34 +0000
Subject: [PATCH] arm64: dts: rockchip: Add nanopi4 bluetooth
Describe the Bluetooth portion of the Ampak combo module - this is
either an AP6356S or an AP6212 depending on the board variant, but
there are no relevant compatibility differences between the two.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
.../boot/dts/rockchip/rk3399-nanopi4.dtsi | 31 +++++++++++++++++--
1 file changed, 29 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi
index 2d304d2df62e1..db48e986b3613 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi
@@ -218,7 +218,7 @@ regulator-state-mem {
rk808: pmic@1b {
compatible = "rockchip,rk808";
reg = <0x1b>;
- clock-output-names = "xin32k", "rk808-clkout2";
+ clock-output-names = "xin32k", "rtc_clko_wifi";
#clock-cells = <1>;
interrupt-parent = <&gpio1>;
interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
@@ -501,7 +501,20 @@ power_key: power-key {
};
};
- sdio-pwrseq {
+ sdio {
+ 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 {
+ /* external pullup to VCC1V8_PMUPLL */
+ 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>;
+ };
+
wifi_reg_on_h: wifi-reg_on-h {
rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
};
@@ -621,6 +634,20 @@ &uart0 {
pinctrl-names = "default";
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 {
--
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