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([2804:1b3:a801:a24:e2d1:829c:ccde:e84f]) by smtp.gmail.com with ESMTPSA id 00721157ae682-81e8f4c5d3csm159095057b3.15.2026.07.16.18.07.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 18:07:48 -0700 (PDT) From: Fabio Estevam To: heiko@sntech.de Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, Fabio Estevam Subject: [PATCH 2/3] arm64: dts: rockchip: Enable wireless on rk3399-roc-pc-plus Date: Thu, 16 Jul 2026 22:07:35 -0300 Message-ID: <20260717010736.578419-2-festevam@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260717010736.578419-1-festevam@gmail.com> References: <20260717010736.578419-1-festevam@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260716_180751_258578_A957FEEF X-CRM114-Status: GOOD ( 10.76 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Fabio Estevam 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 --- .../boot/dts/rockchip/rk3399-roc-pc-plus.dts | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-plus.dts b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-plus.dts index f6d62ee51f1b..f87bc7b6afc1 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-plus.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-plus.dts @@ -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 { -- 2.43.0 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip