linux-kernel - [PATCH v2 2/5] arm64: qcom: dts: qrb5165-rb5: add qca6391 power device

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Date:   Thu, 28 Jan 2021 20:52:22 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Stanimir Varbanov <svarbanov@...sol.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Bjorn Helgaas <bhelgaas@...gle.com>
Cc:     linux-arm-msm@...r.kernel.org,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pci@...r.kernel.org
Subject: [PATCH v2 2/5] arm64: qcom: dts: qrb5165-rb5: add qca6391 power device

Add qca6391 to device tree as a way to provide power domain to WiFi and
BT parts of the chip.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
---
 arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 61 ++++++++++++++++++++++++
 1 file changed, 61 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
index 8aebc3660b11..2b0c1cc9333b 100644
--- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
+++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
@@ -151,6 +151,23 @@ vreg_s4a_1p8: vreg-s4a-1p8 {
 		regulator-max-microvolt = <1800000>;
 		regulator-always-on;
 	};
+
+	qca6391: qca6391 {
+		compatible = "qcom,qca6390";
+		#power-domain-cells = <0>;
+
+		vddaon-supply = <&vreg_s6a_0p95>;
+		vddpmu-supply = <&vreg_s2f_0p95>;
+		vddrfa1-supply = <&vreg_s2f_0p95>;
+		vddrfa2-supply = <&vreg_s8c_1p3>;
+		vddrfa3-supply = <&vreg_s5a_1p9>;
+		vddpcie1-supply = <&vreg_s8c_1p3>;
+		vddpcie2-supply = <&vreg_s5a_1p9>;
+		vddio-supply = <&vreg_s4a_1p8>;
+		pinctrl-names = "default", "active";
+		pinctrl-0 = <&wlan_default_state &bt_default_state>;
+		pinctrl-1 = <&wlan_active_state &bt_active_state>;
+	};
 };
 
 &adsp {
@@ -1013,6 +1030,28 @@ &tlmm {
 		"HST_WLAN_UART_TX",
 		"HST_WLAN_UART_RX";
 
+	bt_default_state: bt-default-state {
+		bt-en {
+			pins = "gpio21";
+			function = "gpio";
+
+			drive-strength = <16>;
+			output-low;
+			bias-pull-up;
+		};
+	};
+
+	bt_active_state: bt-active-state {
+		bt-en {
+			pins = "gpio21";
+			function = "gpio";
+
+			drive-strength = <16>;
+			output-high;
+			bias-pull-up;
+		};
+	};
+
 	lt9611_irq_pin: lt9611-irq {
 		pins = "gpio63";
 		function = "gpio";
@@ -1119,6 +1158,28 @@ sdc2_card_det_n: sd-card-det-n {
 		function = "gpio";
 		bias-pull-up;
 	};
+
+	wlan_default_state: wlan-default-state {
+		wlan-en {
+			pins = "gpio20";
+			function = "gpio";
+
+			drive-strength = <16>;
+			output-low;
+			bias-pull-up;
+		};
+	};
+
+	wlan_active_state: wlan-active-state {
+		wlan-en {
+			pins = "gpio20";
+			function = "gpio";
+
+			drive-strength = <16>;
+			output-high;
+			bias-pull-up;
+		};
+	};
 };
 
 &uart12 {
-- 
2.29.2