From 45fa7c3838715b34ccea661e4b7b261d91668b17 Mon Sep 17 00:00:00 2001 From: Akash Gajjar Date: Wed, 29 May 2019 00:16:58 +0530 Subject: arm64: dts: rockchip: add WiFi+BT support on ROCK Pi4 board Rock Pi 4 has a on board AP6256 WiFi/BT Module. enable wifi and bluetooth support on Rock Pi 4 board. Signed-off-by: Akash Gajjar Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts | 97 +++++++++++++++++++++++ 1 file changed, 97 insertions(+) (limited to 'arch/arm64/boot/dts/rockchip') diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts index e030627159c6..55e74f4d5cd0 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts @@ -25,6 +25,15 @@ #clock-cells = <0>; }; + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&rk808 1>; + clock-names = "ext_clock"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_enable_h>; + reset-gpios = <&gpio0 RK_PB2 GPIO_ACTIVE_LOW>; + }; + vcc12v_dcin: dc-12v { compatible = "regulator-fixed"; regulator-name = "vcc12v_dcin"; @@ -451,12 +460,46 @@ }; &pinctrl { + bt { + bt_enable_h: bt-enable-h { + rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_host_wake_l: bt-host-wake-l { + rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_wake_l: bt-wake-l { + rockchip,pins = <2 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + pcie { pcie_pwr_en: pcie-pwr-en { rockchip,pins = <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; }; }; + sdio0 { + sdio0_bus4: sdio0-bus4 { + rockchip,pins = + <2 20 RK_FUNC_1 &pcfg_pull_up_20ma>, + <2 21 RK_FUNC_1 &pcfg_pull_up_20ma>, + <2 22 RK_FUNC_1 &pcfg_pull_up_20ma>, + <2 23 RK_FUNC_1 &pcfg_pull_up_20ma>; + }; + + sdio0_cmd: sdio0-cmd { + rockchip,pins = + <2 24 RK_FUNC_1 &pcfg_pull_up_20ma>; + }; + + sdio0_clk: sdio0-clk { + rockchip,pins = + <2 25 RK_FUNC_1 &pcfg_pull_none_20ma>; + }; + }; + pmic { pmic_int_l: pmic-int-l { rockchip,pins = <1 RK_PC5 RK_FUNC_GPIO &pcfg_pull_up>; @@ -482,6 +525,17 @@ rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>; }; }; + + wifi { + wifi_enable_h: wifi-enable-h { + rockchip,pins = + <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + wifi_host_wake_l: wifi-host-wake-l { + rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; }; &pwm2 { @@ -494,6 +548,32 @@ vref-supply = <&vcc_1v8>; }; +&sdio0 { + #address-cells = <1>; + #size-cells = <0>; + bus-width = <4>; + clock-frequency = <50000000>; + cap-sdio-irq; + cap-sd-highspeed; + keep-power-in-suspend; + mmc-pwrseq = <&sdio_pwrseq>; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>; + sd-uhs-sdr104; + status = "okay"; + + brcmf: wifi@1 { + compatible = "brcm,bcm4329-fmac"; + reg = <1>; + interrupt-parent = <&gpio0>; + interrupts = ; + interrupt-names = "host-wake"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_host_wake_l>; + }; +}; + &sdmmc { bus-width = <4>; cap-mmc-highspeed; @@ -557,6 +637,23 @@ }; }; +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>; + status = "okay"; + + bluetooth { + compatible = "brcm,bcm43438-bt"; + clocks = <&rk808 1>; + clock-names = "ext_clock"; + device-wakeup-gpios = <&gpio2 RK_PD3 GPIO_ACTIVE_HIGH>; + host-wakeup-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>; + shutdown-gpios = <&gpio0 RK_PB1 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&bt_host_wake_l &bt_wake_l &bt_enable_h>; + }; +}; + &uart2 { status = "okay"; }; -- cgit v1.2.3