[v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Peng Ma]

Add lx2160a compatible to bindings documentation.

Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
changed for V6:
	- no changed 

 .../devicetree/bindings/ata/ahci-fsl-qoriq.txt     |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt b/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt
index 7c3ca0e..9ecc019 100644
--- a/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt
+++ b/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt
@@ -3,7 +3,7 @@ Binding for Freescale QorIQ AHCI SATA Controller
 Required properties:
   - reg: Physical base address and size of the controller's register area.
   - compatible: Compatibility string. Must be 'fsl,<chip>-ahci', where
-    chip could be ls1021a, ls1043a, ls1046a, ls1088a, ls2080a etc.
+    chip could be ls1021a, ls1043a, ls1046a, ls1088a, ls2080a, lx2160a, etc.
   - clocks: Input clock specifier. Refer to common clock bindings.
   - interrupts: Interrupt specifier. Refer to interrupt binding.
 
-- 
1.7.1

[v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Peng Ma]

Add lx2160a compatible to bindings documentation.

Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
changed for V6:
	- no changed 

 .../devicetree/bindings/ata/ahci-fsl-qoriq.txt     |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt b/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt
index 7c3ca0e..9ecc019 100644
--- a/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt
+++ b/Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt
@@ -3,7 +3,7 @@ Binding for Freescale QorIQ AHCI SATA Controller
 Required properties:
   - reg: Physical base address and size of the controller's register area.
   - compatible: Compatibility string. Must be 'fsl,<chip>-ahci', where
-    chip could be ls1021a, ls1043a, ls1046a, ls1088a, ls2080a etc.
+    chip could be ls1021a, ls1043a, ls1046a, ls1088a, ls2080a, lx2160a, etc.
   - clocks: Input clock specifier. Refer to common clock bindings.
   - interrupts: Interrupt specifier. Refer to interrupt binding.
 
-- 
1.7.1


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[v6 2/3] arm64: dts: lx2160a: add sata node support

[Peng Ma]

Add SATA device nodes for fsl-lx2160a and enable support
for QDS and RDB boards.

Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
changed for V6:
	- no change

 arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts |   16 +++++++
 arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts |   16 +++++++
 arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi    |   44 +++++++++++++++++++++
 3 files changed, 76 insertions(+), 0 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
index 99a22ab..1a5acf6 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
@@ -95,6 +95,22 @@
 	};
 };
 
+&sata0 {
+	status = "okay";
+};
+
+&sata1 {
+	status = "okay";
+};
+
+&sata2 {
+	status = "okay";
+};
+
+&sata3 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
index 6481e5f..5b6799e 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
@@ -102,6 +102,22 @@
 	};
 };
 
+&sata0 {
+	status = "okay";
+};
+
+&sata1 {
+	status = "okay";
+};
+
+&sata2 {
+	status = "okay";
+};
+
+&sata3 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
index a79f5c1..592034b 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
@@ -671,6 +671,50 @@
 			status = "disabled";
 		};
 
+		sata0: sata@3200000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3200000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
+		sata1: sata@3210000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3210000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
+		sata2: sata@3220000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3220000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
+		sata3: sata@3230000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3230000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
 		smmu: iommu@5000000 {
 			compatible = "arm,mmu-500";
 			reg = <0 0x5000000 0 0x800000>;
-- 
1.7.1

[v6 2/3] arm64: dts: lx2160a: add sata node support

[Peng Ma]

Add SATA device nodes for fsl-lx2160a and enable support
for QDS and RDB boards.

Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
changed for V6:
	- no change

 arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts |   16 +++++++
 arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts |   16 +++++++
 arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi    |   44 +++++++++++++++++++++
 3 files changed, 76 insertions(+), 0 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
index 99a22ab..1a5acf6 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
@@ -95,6 +95,22 @@
 	};
 };
 
+&sata0 {
+	status = "okay";
+};
+
+&sata1 {
+	status = "okay";
+};
+
+&sata2 {
+	status = "okay";
+};
+
+&sata3 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
index 6481e5f..5b6799e 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
@@ -102,6 +102,22 @@
 	};
 };
 
+&sata0 {
+	status = "okay";
+};
+
+&sata1 {
+	status = "okay";
+};
+
+&sata2 {
+	status = "okay";
+};
+
+&sata3 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
index a79f5c1..592034b 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
@@ -671,6 +671,50 @@
 			status = "disabled";
 		};
 
+		sata0: sata@3200000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3200000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
+		sata1: sata@3210000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3210000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
+		sata2: sata@3220000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3220000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
+		sata3: sata@3230000 {
+			compatible = "fsl,lx2160a-ahci";
+			reg = <0x0 0x3230000 0x0 0x10000>,
+			      <0x7 0x100520 0x0 0x4>;
+			reg-names = "ahci", "sata-ecc";
+			interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen 4 3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
 		smmu: iommu@5000000 {
 			compatible = "arm,mmu-500";
 			reg = <0 0x5000000 0 0x800000>;
-- 
1.7.1


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linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

[v6 3/3] ahci: qoriq: add lx2160 platforms support

[Peng Ma]

Lx2160a is a new introduced soc which supports ATA3.0

Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
changed for V6:
	- Add ecc_initialized to ensure set sata bit once of
	ECC error register
	- Recovery AHCI_LS2088A platform

 drivers/ata/ahci_qoriq.c |   52 +++++++++++++++++++++++++++++++---------------
 1 files changed, 35 insertions(+), 17 deletions(-)

diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c
index ce59253..08dbb86 100644
--- a/drivers/ata/ahci_qoriq.c
+++ b/drivers/ata/ahci_qoriq.c
@@ -58,6 +58,7 @@ enum ahci_qoriq_type {
 	AHCI_LS1046A,
 	AHCI_LS1088A,
 	AHCI_LS2088A,
+	AHCI_LX2160A,
 };
 
 struct ahci_qoriq_priv {
@@ -67,6 +68,8 @@ struct ahci_qoriq_priv {
 	bool is_dmacoherent;
 };
 
+static bool ecc_initialized;
+
 static const struct of_device_id ahci_qoriq_of_match[] = {
 	{ .compatible = "fsl,ls1021a-ahci", .data = (void *)AHCI_LS1021A},
 	{ .compatible = "fsl,ls1043a-ahci", .data = (void *)AHCI_LS1043A},
@@ -74,6 +77,7 @@ struct ahci_qoriq_priv {
 	{ .compatible = "fsl,ls1046a-ahci", .data = (void *)AHCI_LS1046A},
 	{ .compatible = "fsl,ls1088a-ahci", .data = (void *)AHCI_LS1088A},
 	{ .compatible = "fsl,ls2088a-ahci", .data = (void *)AHCI_LS2088A},
+	{ .compatible = "fsl,lx2160a-ahci", .data = (void *)AHCI_LX2160A},
 	{},
 };
 MODULE_DEVICE_TABLE(of, ahci_qoriq_of_match);
@@ -165,9 +169,10 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 
 	switch (qpriv->type) {
 	case AHCI_LS1021A:
-		if (!qpriv->ecc_addr)
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(SATA_ECC_DISABLE, qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(SATA_ECC_DISABLE, qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(LS1021A_PORT_PHY2, reg_base + PORT_PHY2);
 		writel(LS1021A_PORT_PHY3, reg_base + PORT_PHY3);
@@ -180,10 +185,12 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 
 	case AHCI_LS1043A:
-		if (!qpriv->ecc_addr)
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(readl(qpriv->ecc_addr) | ECC_DIS_ARMV8_CH2,
-				qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(readl(qpriv->ecc_addr) |
+			       ECC_DIS_ARMV8_CH2,
+			       qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(AHCI_PORT_PHY2_CFG, reg_base + PORT_PHY2);
 		writel(AHCI_PORT_PHY3_CFG, reg_base + PORT_PHY3);
@@ -202,10 +209,12 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 
 	case AHCI_LS1046A:
-		if (!qpriv->ecc_addr)
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(readl(qpriv->ecc_addr) | ECC_DIS_ARMV8_CH2,
-				qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(readl(qpriv->ecc_addr) |
+			       ECC_DIS_ARMV8_CH2,
+			       qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(AHCI_PORT_PHY2_CFG, reg_base + PORT_PHY2);
 		writel(AHCI_PORT_PHY3_CFG, reg_base + PORT_PHY3);
@@ -215,10 +224,13 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 
 	case AHCI_LS1088A:
-		if (!qpriv->ecc_addr)
+	case AHCI_LX2160A:
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(readl(qpriv->ecc_addr) | ECC_DIS_LS1088A,
-		       qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(readl(qpriv->ecc_addr) |
+			       ECC_DIS_LS1088A,
+			       qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(AHCI_PORT_PHY2_CFG, reg_base + PORT_PHY2);
 		writel(AHCI_PORT_PHY3_CFG, reg_base + PORT_PHY3);
@@ -237,6 +249,7 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 	}
 
+	ecc_initialized = true;
 	return 0;
 }
 
@@ -264,13 +277,18 @@ static int ahci_qoriq_probe(struct platform_device *pdev)
 
 	qoriq_priv->type = (enum ahci_qoriq_type)of_id->data;
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
-			"sata-ecc");
-	if (res) {
-		qoriq_priv->ecc_addr = devm_ioremap_resource(dev, res);
-		if (IS_ERR(qoriq_priv->ecc_addr))
-			return PTR_ERR(qoriq_priv->ecc_addr);
+	if (unlikely(!ecc_initialized)) {
+		res = platform_get_resource_byname(pdev,
+						   IORESOURCE_MEM,
+						   "sata-ecc");
+		if (res) {
+			qoriq_priv->ecc_addr =
+				devm_ioremap_resource(dev, res);
+			if (IS_ERR(qoriq_priv->ecc_addr))
+				return PTR_ERR(qoriq_priv->ecc_addr);
+		}
 	}
+
 	qoriq_priv->is_dmacoherent = of_dma_is_coherent(np);
 
 	rc = ahci_platform_enable_resources(hpriv);
-- 
1.7.1

[v6 3/3] ahci: qoriq: add lx2160 platforms support

[Peng Ma]

Lx2160a is a new introduced soc which supports ATA3.0

Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
changed for V6:
	- Add ecc_initialized to ensure set sata bit once of
	ECC error register
	- Recovery AHCI_LS2088A platform

 drivers/ata/ahci_qoriq.c |   52 +++++++++++++++++++++++++++++++---------------
 1 files changed, 35 insertions(+), 17 deletions(-)

diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c
index ce59253..08dbb86 100644
--- a/drivers/ata/ahci_qoriq.c
+++ b/drivers/ata/ahci_qoriq.c
@@ -58,6 +58,7 @@ enum ahci_qoriq_type {
 	AHCI_LS1046A,
 	AHCI_LS1088A,
 	AHCI_LS2088A,
+	AHCI_LX2160A,
 };
 
 struct ahci_qoriq_priv {
@@ -67,6 +68,8 @@ struct ahci_qoriq_priv {
 	bool is_dmacoherent;
 };
 
+static bool ecc_initialized;
+
 static const struct of_device_id ahci_qoriq_of_match[] = {
 	{ .compatible = "fsl,ls1021a-ahci", .data = (void *)AHCI_LS1021A},
 	{ .compatible = "fsl,ls1043a-ahci", .data = (void *)AHCI_LS1043A},
@@ -74,6 +77,7 @@ struct ahci_qoriq_priv {
 	{ .compatible = "fsl,ls1046a-ahci", .data = (void *)AHCI_LS1046A},
 	{ .compatible = "fsl,ls1088a-ahci", .data = (void *)AHCI_LS1088A},
 	{ .compatible = "fsl,ls2088a-ahci", .data = (void *)AHCI_LS2088A},
+	{ .compatible = "fsl,lx2160a-ahci", .data = (void *)AHCI_LX2160A},
 	{},
 };
 MODULE_DEVICE_TABLE(of, ahci_qoriq_of_match);
@@ -165,9 +169,10 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 
 	switch (qpriv->type) {
 	case AHCI_LS1021A:
-		if (!qpriv->ecc_addr)
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(SATA_ECC_DISABLE, qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(SATA_ECC_DISABLE, qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(LS1021A_PORT_PHY2, reg_base + PORT_PHY2);
 		writel(LS1021A_PORT_PHY3, reg_base + PORT_PHY3);
@@ -180,10 +185,12 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 
 	case AHCI_LS1043A:
-		if (!qpriv->ecc_addr)
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(readl(qpriv->ecc_addr) | ECC_DIS_ARMV8_CH2,
-				qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(readl(qpriv->ecc_addr) |
+			       ECC_DIS_ARMV8_CH2,
+			       qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(AHCI_PORT_PHY2_CFG, reg_base + PORT_PHY2);
 		writel(AHCI_PORT_PHY3_CFG, reg_base + PORT_PHY3);
@@ -202,10 +209,12 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 
 	case AHCI_LS1046A:
-		if (!qpriv->ecc_addr)
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(readl(qpriv->ecc_addr) | ECC_DIS_ARMV8_CH2,
-				qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(readl(qpriv->ecc_addr) |
+			       ECC_DIS_ARMV8_CH2,
+			       qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(AHCI_PORT_PHY2_CFG, reg_base + PORT_PHY2);
 		writel(AHCI_PORT_PHY3_CFG, reg_base + PORT_PHY3);
@@ -215,10 +224,13 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 
 	case AHCI_LS1088A:
-		if (!qpriv->ecc_addr)
+	case AHCI_LX2160A:
+		if (!(qpriv->ecc_addr || ecc_initialized))
 			return -EINVAL;
-		writel(readl(qpriv->ecc_addr) | ECC_DIS_LS1088A,
-		       qpriv->ecc_addr);
+		else if (qpriv->ecc_addr && !ecc_initialized)
+			writel(readl(qpriv->ecc_addr) |
+			       ECC_DIS_LS1088A,
+			       qpriv->ecc_addr);
 		writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
 		writel(AHCI_PORT_PHY2_CFG, reg_base + PORT_PHY2);
 		writel(AHCI_PORT_PHY3_CFG, reg_base + PORT_PHY3);
@@ -237,6 +249,7 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
 		break;
 	}
 
+	ecc_initialized = true;
 	return 0;
 }
 
@@ -264,13 +277,18 @@ static int ahci_qoriq_probe(struct platform_device *pdev)
 
 	qoriq_priv->type = (enum ahci_qoriq_type)of_id->data;
 
-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
-			"sata-ecc");
-	if (res) {
-		qoriq_priv->ecc_addr = devm_ioremap_resource(dev, res);
-		if (IS_ERR(qoriq_priv->ecc_addr))
-			return PTR_ERR(qoriq_priv->ecc_addr);
+	if (unlikely(!ecc_initialized)) {
+		res = platform_get_resource_byname(pdev,
+						   IORESOURCE_MEM,
+						   "sata-ecc");
+		if (res) {
+			qoriq_priv->ecc_addr =
+				devm_ioremap_resource(dev, res);
+			if (IS_ERR(qoriq_priv->ecc_addr))
+				return PTR_ERR(qoriq_priv->ecc_addr);
+		}
 	}
+
 	qoriq_priv->is_dmacoherent = of_dma_is_coherent(np);
 
 	rc = ahci_platform_enable_resources(hpriv);
-- 
1.7.1


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Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Rob Herring]

On Wed, 20 Feb 2019 08:56:05 +0000, Peng Ma wrote:
> Add lx2160a compatible to bindings documentation.
> 
> Signed-off-by: Peng Ma <peng.ma@nxp.com>
> ---
> changed for V6:
> 	- no changed 
> 
>  .../devicetree/bindings/ata/ahci-fsl-qoriq.txt     |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 

Please add Acked-by/Reviewed-by tags when posting new versions. However,
there's no need to repost patches *only* to add the tags. The upstream
maintainer will do that for acks received on the version they apply.

If a tag was not added on purpose, please state why and what changed.

Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Rob Herring]

On Wed, 20 Feb 2019 08:56:05 +0000, Peng Ma wrote:
> Add lx2160a compatible to bindings documentation.
> 
> Signed-off-by: Peng Ma <peng.ma@nxp.com>
> ---
> changed for V6:
> 	- no changed 
> 
>  .../devicetree/bindings/ata/ahci-fsl-qoriq.txt     |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 

Please add Acked-by/Reviewed-by tags when posting new versions. However,
there's no need to repost patches *only* to add the tags. The upstream
maintainer will do that for acks received on the version they apply.

If a tag was not added on purpose, please state why and what changed.

Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Rob Herring]

On Wed, 20 Feb 2019 08:56:05 +0000, Peng Ma wrote:
> Add lx2160a compatible to bindings documentation.
> 
> Signed-off-by: Peng Ma <peng.ma@nxp.com>
> ---
> changed for V6:
> 	- no changed 
> 
>  .../devicetree/bindings/ata/ahci-fsl-qoriq.txt     |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 

Please add Acked-by/Reviewed-by tags when posting new versions. However,
there's no need to repost patches *only* to add the tags. The upstream
maintainer will do that for acks received on the version they apply.

If a tag was not added on purpose, please state why and what changed.

_______________________________________________
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RE: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Peng Ma]

Hi Rob,

Thanks for your comments, I don't understand what you said.
This patch is one of the series patchs(http://patchwork.ozlabs.org/project/linux-ide/list/?series=93099&archive=both&state=*) for review.
There is not changed for 6th version of this patch.

Best Regards,
Peng

>-----Original Message-----
>From: Rob Herring <robh@kernel.org>
>Sent: 2019年2月22日 22:40
>To: Peng Ma <peng.ma@nxp.com>
>Cc: axboe@kernel.dk; robh+dt@kernel.org; mark.rutland@arm.com;
>shawnguo@kernel.org; Leo Li <leoyang.li@nxp.com>; Andy Tang
><andy.tang@nxp.com>; linux-ide@vger.kernel.org; devicetree@vger.kernel.org;
>linux-kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org; Mian
>Yousaf Kaukab <yousaf.kaukab@suse.com>; Peng Ma <peng.ma@nxp.com>
>Subject: Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the
>list
>
>On Wed, 20 Feb 2019 08:56:05 +0000, Peng Ma wrote:
>> Add lx2160a compatible to bindings documentation.
>>
>> Signed-off-by: Peng Ma <peng.ma@nxp.com>
>> ---
>> changed for V6:
>> 	- no changed
>>
>>  .../devicetree/bindings/ata/ahci-fsl-qoriq.txt     |    2 +-
>>  1 files changed, 1 insertions(+), 1 deletions(-)
>>
>
>Please add Acked-by/Reviewed-by tags when posting new versions. However,
>there's no need to repost patches *only* to add the tags. The upstream
>maintainer will do that for acks received on the version they apply.
>
>If a tag was not added on purpose, please state why and what changed.
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RE: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Peng Ma]

Hi Rob,

Thanks for your comments, I don't understand what you said.
This patch is one of the series patchs(http://patchwork.ozlabs.org/project/linux-ide/list/?series=93099&archive=both&state=*) for review.
There is not changed for 6th version of this patch.

Best Regards,
Peng

>-----Original Message-----
>From: Rob Herring <robh@kernel.org>
>Sent: 2019年2月22日 22:40
>To: Peng Ma <peng.ma@nxp.com>
>Cc: axboe@kernel.dk; robh+dt@kernel.org; mark.rutland@arm.com;
>shawnguo@kernel.org; Leo Li <leoyang.li@nxp.com>; Andy Tang
><andy.tang@nxp.com>; linux-ide@vger.kernel.org; devicetree@vger.kernel.org;
>linux-kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org; Mian
>Yousaf Kaukab <yousaf.kaukab@suse.com>; Peng Ma <peng.ma@nxp.com>
>Subject: Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the
>list
>
>On Wed, 20 Feb 2019 08:56:05 +0000, Peng Ma wrote:
>> Add lx2160a compatible to bindings documentation.
>>
>> Signed-off-by: Peng Ma <peng.ma@nxp.com>
>> ---
>> changed for V6:
>> 	- no changed
>>
>>  .../devicetree/bindings/ata/ahci-fsl-qoriq.txt     |    2 +-
>>  1 files changed, 1 insertions(+), 1 deletions(-)
>>
>
>Please add Acked-by/Reviewed-by tags when posting new versions. However,
>there's no need to repost patches *only* to add the tags. The upstream
>maintainer will do that for acks received on the version they apply.
>
>If a tag was not added on purpose, please state why and what changed.

Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Rob Herring]

On Mon, Mar 11, 2019 at 1:57 AM Peng Ma <peng.ma@nxp.com> wrote:
>
> Hi Rob,

Please don't top post to mail lists.

A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
A: Top-posting.
Q: What is the most annoying thing in e-mail?

>
> Thanks for your comments, I don't understand what you said.
> This patch is one of the series patchs(http://patchwork.ozlabs.org/project/linux-ide/list/?series=93099&archive=both&state=*) for review.
> There is not changed for 6th version of this patch.

I reviewed v5 and gave my Reviewed-by. When you posted v6, you should
have added the tag so the maintainer applying this series doesn't have
to look at prior versions to collect tags and so I don't have to
review this again and can ignore it.

Rob

Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Rob Herring]

On Mon, Mar 11, 2019 at 1:57 AM Peng Ma <peng.ma@nxp.com> wrote:
>
> Hi Rob,

Please don't top post to mail lists.

A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
A: Top-posting.
Q: What is the most annoying thing in e-mail?

>
> Thanks for your comments, I don't understand what you said.
> This patch is one of the series patchs(http://patchwork.ozlabs.org/project/linux-ide/list/?series=93099&archive=both&state=*) for review.
> There is not changed for 6th version of this patch.

I reviewed v5 and gave my Reviewed-by. When you posted v6, you should
have added the tag so the maintainer applying this series doesn't have
to look at prior versions to collect tags and so I don't have to
review this again and can ignore it.

Rob

Re: [v6 1/3] dt-bindings: ahci-fsl-qoriq: add lx2160a chip name to the list

[Rob Herring]

On Mon, Mar 11, 2019 at 1:57 AM Peng Ma <peng.ma@nxp.com> wrote:
>
> Hi Rob,

Please don't top post to mail lists.

A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
A: Top-posting.
Q: What is the most annoying thing in e-mail?

>
> Thanks for your comments, I don't understand what you said.
> This patch is one of the series patchs(http://patchwork.ozlabs.org/project/linux-ide/list/?series=93099&archive=both&state=*) for review.
> There is not changed for 6th version of this patch.

I reviewed v5 and gave my Reviewed-by. When you posted v6, you should
have added the tag so the maintainer applying this series doesn't have
to look at prior versions to collect tags and so I don't have to
review this again and can ignore it.

Rob

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