linux-kernel - [PATCH v2 3/3] ARM: dts: apq8064: add ahci ports-implemented mask

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Date:	Thu, 31 Mar 2016 18:31:40 +0100
From:	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:	Tejun Heo <tj@...nel.org>, linux-ide@...r.kernel.org
Cc:	Rob Herring <robh+dt@...nel.org>,
	Andy Gross <andy.gross@...aro.org>,
	Hans de Goede <hdegoede@...hat.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, jmaggard10@...il.com,
	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH v2 3/3] ARM: dts: apq8064: add ahci ports-implemented mask

This patch adds new ports-implemented mask, which is required to get
achi working on the mainline. Without this patch value read from
PORTS_IMPL register which is zero would not enable any ports for
software to use.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 arch/arm/boot/dts/qcom-apq8064.dtsi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 252b310..71d6fcb 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -696,7 +696,7 @@
 		};
 
 		sata0: sata@...00000 {
-			compatible		= "generic-ahci";
+			compatible		= "generic-ahci", "qcom,apq8064-ahci";
 			status			= "disabled";
 			reg			= <0x29000000 0x180>;
 			interrupts		= <GIC_SPI 209 IRQ_TYPE_NONE>;
@@ -718,6 +718,7 @@
 
 			phys			= <&sata_phy0>;
 			phy-names		= "sata-phy";
+			ports-implemented	= <0x1>;
 		};
 
 		/* Temporary fixed regulator */
-- 
2.5.0