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[4/5] ARM: berlin: Add AHCI and SATA PHY nodes to BG2

Message ID 1413042073-14253-5-git-send-email-sebastian.hesselbarth@gmail.com
State New
Headers show

Commit Message

Sebastian Hesselbarth Oct. 11, 2014, 3:41 p.m. UTC
Add DT nodes for the AHCI controller and SATA PHY found on Marvell
Berlin2 SoCs.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
---
Cc: Kishon Vijay Abraham I <kishon@ti.com> 
Cc: "Antoine Ténart" <antoine.tenart@free-electrons.com>
Cc: devicetree@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org 
---
 arch/arm/boot/dts/berlin2.dtsi | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

Comments

Antoine Tenart Oct. 16, 2014, 9:59 a.m. UTC | #1
Hi Sebastian,

On Sat, Oct 11, 2014 at 05:41:12PM +0200, Sebastian Hesselbarth wrote:
>  
> +		ahci: sata@e90000 {
> +			compatible = "marvell,berlin2-ahci", "generic-ahci";
> +			reg = <0xe90000 0x1000>;
> +			interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&chip CLKID_SATA>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			status = "disabled";

The ahci generic driver actually returns -ENODEV if no port is
activated. There is no need to disable it from there.

> +
> +			sata0: sata-port@0 {
> +				reg = <0>;
> +				phys = <&sata_phy 0>;
> +				status = "disabled";
> +			};
> +
> +			sata1: sata-port@1 {
> +				reg = <1>;
> +				phys = <&sata_phy 1>;
> +				status = "disabled";
> +			};
> +		};

Antoine
diff mbox

Patch

diff --git a/arch/arm/boot/dts/berlin2.dtsi b/arch/arm/boot/dts/berlin2.dtsi
index d7e81e124de0..7bfe51986a35 100644
--- a/arch/arm/boot/dts/berlin2.dtsi
+++ b/arch/arm/boot/dts/berlin2.dtsi
@@ -246,6 +246,46 @@ 
 			};
 		};
 
+		ahci: sata@e90000 {
+			compatible = "marvell,berlin2-ahci", "generic-ahci";
+			reg = <0xe90000 0x1000>;
+			interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&chip CLKID_SATA>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+
+			sata0: sata-port@0 {
+				reg = <0>;
+				phys = <&sata_phy 0>;
+				status = "disabled";
+			};
+
+			sata1: sata-port@1 {
+				reg = <1>;
+				phys = <&sata_phy 1>;
+				status = "disabled";
+			};
+		};
+
+		sata_phy: phy@e900a0 {
+			compatible = "marvell,berlin2-sata-phy";
+			reg = <0xe900a0 0x200>;
+			clocks = <&chip CLKID_SATA>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			#phy-cells = <1>;
+			status = "disabled";
+
+			sata-phy@0 {
+				reg = <0>;
+			};
+
+			sata-phy@1 {
+				reg = <1>;
+			};
+		};
+
 		chip: chip-control@ea0000 {
 			compatible = "marvell,berlin2-chip-ctrl";
 			#clock-cells = <1>;