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arm64: dts: rockchip: Enable wireless on rk3399-roc-pc-plus

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The rk3399-roc-pc-plus board has an Ampak AP6256 Wi-Fi/Bluetooth
module.

Describe the Wi-Fi function on SDIO0 and the Bluetooth function on
UART0. Add the Bluetooth wake and shutdown pinctrl entries, enable
SDIO0 as a non-removable SDIO device, and add the power sequencing
delays needed by the module.

The module uses the RK808 CLKOUT2 output as its 32 kHz low-power
clock. Drop the duplicate HYM8563 clock-output-names property and
remove the same clock from the SDIO power sequencer so the Bluetooth
node can request the shared LPO clock directly.

Signed-off-by: Fabio Estevam <festevam@nabladev.com>
Link: https://patch.msgid.link/20260717010736.578419-2-festevam@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Fabio Estevam 2026-07-16 22:07:35 -03:00 committed by Heiko Stuebner
parent 4f7259ebe1
commit 2dfc88c13f
1 changed files with 51 additions and 0 deletions
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51
arch/arm64/boot/dts/rockchip/rk3399-roc-pc-plus.dts
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@ -123,6 +123,10 @@ es8388: es8388@11 {
};
};
&hym8563 {
/delete-property/ clock-output-names;
};
/* <4 RK_PA0 1 &pcfg_pull_none> is used as i2s_8ch_mclk_pin */
&i2s0_8ch_bus {
rockchip,pins =
@ -157,6 +161,20 @@ &i2s1 {
};
&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_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
es8388 {
ear_ctl_pin: ear-ctl-pin {
rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_output_high>;
@ -180,6 +198,28 @@ i2s_8ch_mclk_pin: i2s-8ch-mclk-pin {
};
};
&sdio_pwrseq {
/delete-property/ clocks;
/delete-property/ clock-names;
post-power-on-delay-ms = <100>;
power-off-delay-us = <500000>;
};
&sdio0 {
#address-cells = <1>;
#size-cells = <0>;
bus-width = <4>;
cap-sd-highspeed;
cap-sdio-irq;
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";
};
&u2phy0 {
status = "okay";
@ -212,6 +252,17 @@ &uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
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>;
pinctrl-names = "default";
pinctrl-0 = <&bt_host_wake_l &bt_wake_l &bt_enable_h>;
};
};
&usbdrd_dwc3_0 {