[PATCH 0/4] SPI: support mt2701 IC

[PATCH 0/4] SPI: support mt2701 IC

[Leilk Liu]

This series are based on 4.4-rc1 and provide 4 patches to support
mt2701 spi HW.

Change in this series:
1. merge all identical compat to mtk_common_compat;
2. Add spi support for mt2701 IC;
3. add spi dts for mt2701;
4. Add bindings for mediatek MT2701 soc platform.

Leilk Liu (4):
  spi: mediatek: merge all identical compat to mtk_common_compat
  spi: mediatek: Add spi support for mt2701 IC
  dts: mt2701: add spi dts for mt2701
  Document: spi: Add bindings for mediatek MT2701 soc platform

 .../devicetree/bindings/spi/spi-mt65xx.txt         |    5 ++-
 arch/arm/boot/dts/mt2701.dtsi                      |   39 ++++++++++++++++++++
 drivers/spi/spi-mt65xx.c                           |   18 ++++++---
 3 files changed, 55 insertions(+), 7 deletions(-)

--
1.7.9.5

[PATCH 1/4] spi: mediatek: merge all identical compat to mtk_common_compat

[Leilk Liu]

This patch merge all identical compat into on mtk_common_compat
and used for all compatible soc.

Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
---
 drivers/spi/spi-mt65xx.c |   15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 563954a..3573c09 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -95,8 +95,7 @@ struct mtk_spi {
 	const struct mtk_spi_compatible *dev_comp;
 };
 
-static const struct mtk_spi_compatible mt6589_compat;
-static const struct mtk_spi_compatible mt8135_compat;
+static const struct mtk_spi_compatible mtk_common_compat;
 static const struct mtk_spi_compatible mt8173_compat = {
 	.need_pad_sel = true,
 	.must_tx = true,
@@ -112,9 +111,15 @@ static const struct mtk_chip_config mtk_default_chip_info = {
 };
 
 static const struct of_device_id mtk_spi_of_match[] = {
-	{ .compatible = "mediatek,mt6589-spi", .data = (void *)&mt6589_compat },
-	{ .compatible = "mediatek,mt8135-spi", .data = (void *)&mt8135_compat },
-	{ .compatible = "mediatek,mt8173-spi", .data = (void *)&mt8173_compat },
+	{ .compatible = "mediatek,mt6589-spi",
+		.data = (void *)&mtk_common_compat,
+	},
+	{ .compatible = "mediatek,mt8135-spi",
+		.data = (void *)&mtk_common_compat,
+	},
+	{ .compatible = "mediatek,mt8173-spi",
+		.data = (void *)&mt8173_compat,
+	},
 	{}
 };
 MODULE_DEVICE_TABLE(of, mtk_spi_of_match);
-- 
1.7.9.5

[PATCH 2/4] spi: mediatek: Add spi support for mt2701 IC

[Leilk Liu]

This patch adds spi support for mt2701 IC.

Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
---
 drivers/spi/spi-mt65xx.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 3573c09..fe95f3f 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -111,6 +111,9 @@ static const struct mtk_chip_config mtk_default_chip_info = {
 };
 
 static const struct of_device_id mtk_spi_of_match[] = {
+	{ .compatible = "mediatek,mt2701-spi",
+		.data = (void *)&mtk_common_compat,
+	},
 	{ .compatible = "mediatek,mt6589-spi",
 		.data = (void *)&mtk_common_compat,
 	},
-- 
1.7.9.5

[PATCH 3/4] dts: mt2701: add spi dts for mt2701

[Leilk Liu]

This patch adds dtsi node of spi for mt2701.

Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
---
 arch/arm/boot/dts/mt2701.dtsi |   39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
index bd88ae9..9ccd1f0 100644
--- a/arch/arm/boot/dts/mt2701.dtsi
+++ b/arch/arm/boot/dts/mt2701.dtsi
@@ -194,4 +194,43 @@
 		clocks = <&uart_clk>;
 		status = "disabled";
 	};
+
+	spi0: spi@1100a000 {
+		compatible = "mediatek,mt2701-spi";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0 0x1100a000 0 0x100>;
+		interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
+			 <&topckgen CLK_TOP_SPI0_SEL>,
+			 <&pericfg CLK_PERI_SPI0>;
+		clock-names = "parent-clk", "sel-clk", "spi-clk";
+		status = "disabled";
+	};
+
+	spi1: spi@11016000 {
+		compatible = "mediatek,mt2701-spi";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0 0x11016000 0 0x100>;
+		interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
+			 <&topckgen CLK_TOP_SPI1_SEL>,
+			 <&pericfg CLK_PERI_SPI1>;
+		clock-names = "parent-clk", "sel-clk", "spi-clk";
+		status = "disabled";
+	};
+
+	spi2: spi@11017000 {
+		compatible = "mediatek,mt2701-spi";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		reg = <0 0x11017000 0 0x1000>;
+		interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&topckgen CLK_TOP_SYSPLL3_D2>,
+			 <&topckgen CLK_TOP_SPI2_SEL>,
+			 <&pericfg CLK_PERI_SPI2>;
+		clock-names = "parent-clk", "sel-clk", "spi-clk";
+		status = "disabled";
+	};
 };
-- 
1.7.9.5

[PATCH 4/4] Document: spi: Add bindings for mediatek MT2701 soc platform

[Leilk Liu]

This patch adds a DT binding documentation for the MT2701 soc.

Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
---
 .../devicetree/bindings/spi/spi-mt65xx.txt         |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/spi/spi-mt65xx.txt b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt
index ce363c923f..bf489e0 100644
--- a/Documentation/devicetree/bindings/spi/spi-mt65xx.txt
+++ b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt
@@ -2,9 +2,10 @@ Binding for MTK SPI controller
 
 Required properties:
 - compatible: should be one of the following.
-    - mediatek,mt8173-spi: for mt8173 platforms
-    - mediatek,mt8135-spi: for mt8135 platforms
+    - mediatek,mt2701-spi: for mt2701 platforms
     - mediatek,mt6589-spi: for mt6589 platforms
+    - mediatek,mt8135-spi: for mt8135 platforms
+    - mediatek,mt8173-spi: for mt8173 platforms
 
 - #address-cells: should be 1.
 
-- 
1.7.9.5

Re: [PATCH 1/4] spi: mediatek: merge all identical compat to mtk_common_compat

[Matthias Brugger]

On 31/12/15 03:59, Leilk Liu wrote:
> This patch merge all identical compat into on mtk_common_compat
> and used for all compatible soc.
>
> Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
> ---

Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>

>   drivers/spi/spi-mt65xx.c |   15 ++++++++++-----
>   1 file changed, 10 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
> index 563954a..3573c09 100644
> --- a/drivers/spi/spi-mt65xx.c
> +++ b/drivers/spi/spi-mt65xx.c
> @@ -95,8 +95,7 @@ struct mtk_spi {
>   	const struct mtk_spi_compatible *dev_comp;
>   };
>
> -static const struct mtk_spi_compatible mt6589_compat;
> -static const struct mtk_spi_compatible mt8135_compat;
> +static const struct mtk_spi_compatible mtk_common_compat;
>   static const struct mtk_spi_compatible mt8173_compat = {
>   	.need_pad_sel = true,
>   	.must_tx = true,
> @@ -112,9 +111,15 @@ static const struct mtk_chip_config mtk_default_chip_info = {
>   };
>
>   static const struct of_device_id mtk_spi_of_match[] = {
> -	{ .compatible = "mediatek,mt6589-spi", .data = (void *)&mt6589_compat },
> -	{ .compatible = "mediatek,mt8135-spi", .data = (void *)&mt8135_compat },
> -	{ .compatible = "mediatek,mt8173-spi", .data = (void *)&mt8173_compat },
> +	{ .compatible = "mediatek,mt6589-spi",
> +		.data = (void *)&mtk_common_compat,
> +	},
> +	{ .compatible = "mediatek,mt8135-spi",
> +		.data = (void *)&mtk_common_compat,
> +	},
> +	{ .compatible = "mediatek,mt8173-spi",
> +		.data = (void *)&mt8173_compat,
> +	},
>   	{}
>   };
>   MODULE_DEVICE_TABLE(of, mtk_spi_of_match);
>

Re: [PATCH 4/4] Document: spi: Add bindings for mediatek MT2701 soc platform

[Mark Brown]

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On Thu, Dec 31, 2015 at 10:59:03AM +0800, Leilk Liu wrote:
> This patch adds a DT binding documentation for the MT2701 soc.
> 

Please use subject lines reflecting the style for the subsystem.

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Re: [PATCH 4/4] Document: spi: Add bindings for mediatek MT2701 soc platform

[Rob Herring]

On Thu, Dec 31, 2015 at 10:59:03AM +0800, Leilk Liu wrote:
> This patch adds a DT binding documentation for the MT2701 soc.
> 
> Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>

Acked-by: Rob Herring <robh@kernel.org>