linux-kernel - [RFC PATCH 3/3] arm64: dts: rockchip: Handle pcie wake in pcie driver for Gru

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Date:   Wed, 16 Aug 2017 15:52:24 +0800
From:   Jeffy Chen <jeffy.chen@...k-chips.com>
To:     linux-kernel@...r.kernel.org, bhelgaas@...gle.com
Cc:     shawn.lin@...k-chips.com, briannorris@...omium.org,
        dianders@...omium.org, Jeffy Chen <jeffy.chen@...k-chips.com>,
        Matthias Kaehlcke <mka@...omium.org>,
        devicetree@...r.kernel.org, Heiko Stuebner <heiko@...ech.de>,
        Klaus Goger <klaus.goger@...obroma-systems.com>,
        linux-rockchip@...ts.infradead.org,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org,
        Will Deacon <will.deacon@....com>,
        Mark Rutland <mark.rutland@....com>,
        Caesar Wang <wxt@...k-chips.com>,
        Catalin Marinas <catalin.marinas@....com>
Subject: [RFC PATCH 3/3] arm64: dts: rockchip: Handle pcie wake in pcie driver for Gru

Currently we are handling pcie wake irq in mrvl wifi driver.
Move it to rockchip pcie driver for Gru boards.

Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
---

 arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
index d48e98b62d09..7a5e1517a496 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
@@ -712,11 +712,21 @@ ap_i2c_audio: &i2c8 {
 
 	ep-gpios = <&gpio2 27 GPIO_ACTIVE_HIGH>;
 	pinctrl-names = "default";
-	pinctrl-0 = <&pcie_clkreqn_cpm>, <&wifi_perst_l>;
+	pinctrl-0 = <&pcie_clkreqn_cpm>, <&wlan_host_wake_l>, <&wifi_perst_l>;
+
+	interrupts-extended = <&gic GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH 0>,
+			      <&gic GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH 0>,
+			      <&gic GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH 0>,
+			      <&gpio0 8 IRQ_TYPE_LEVEL_LOW>;
+	interrupt-names = "sys", "legacy", "client", "wake";
+	/delete-property/ interrupts;
+
 	vpcie3v3-supply = <&pp3300_wifi_bt>;
 	vpcie1v8-supply = <&wlan_pd_n>; /* HACK: see &wlan_pd_n */
 	vpcie0v9-supply = <&pp900_pcie>;
 
+	wakeup-source;
+
 	pci_rootport: pcie@0,0 {
 		reg = <0x83000000 0x0 0x00000000 0x0 0x00000000>;
 		#address-cells = <3>;
@@ -727,11 +737,6 @@ ap_i2c_audio: &i2c8 {
 			compatible = "pci1b4b,2b42";
 			reg = <0x83010000 0x0 0x00000000 0x0 0x00100000
 			       0x83010000 0x0 0x00100000 0x0 0x00100000>;
-			interrupt-parent = <&gpio0>;
-			interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
-			pinctrl-names = "default";
-			pinctrl-0 = <&wlan_host_wake_l>;
-			wakeup-source;
 		};
 	};
 };
-- 
2.11.0