[PATCH 0/3] arm64: renesas: enable H3ULCB board peripherals

[PATCH 0/3] arm64: renesas: enable H3ULCB board peripherals

[Vladimir Barinov]

Hello,

This adds the folowing:
- Update DT bindings documentation
- add R8A7795 SoC based H3ULCB board peripherals

Vladimir Barinov (3):
[1/3] dt: arm: shmobile: update H3ULCB board Documentation
[2/3] arm64: dts: h3ulcb: update header
[3/3] arm64: dts: h3ulcb: enable SDHI2

---
This patchset is against the 'kernel/git/horms/renesas.git' repo.

 Documentation/devicetree/bindings/arm/shmobile.txt | 2 +-
 arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts     | 48 +++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 2 deletions(-)
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[PATCH 3/3] arm64: dts: h3ulcb: enable SDHI2

[Vladimir Barinov]

This supports SDHI2 for H3ULCB onboard eMMC

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
 arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts | 43 ++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
index a244edb..e46687e 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
@@ -55,6 +55,24 @@
 		clock-frequency = <24576000>;
 	};
 
+	reg_1p8v: regulator0 {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-1.8V";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_3p3v: regulator1 {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
 	vcc_sdhi0: regulator-vcc-sdhi0 {
 		compatible = "regulator-fixed";
 
@@ -113,6 +131,18 @@
 		function = "sdhi0";
 		power-source = <1800>;
 	};
+
+	sdhi2_pins_3v3: sd2_3v3 {
+		groups = "sdhi2_data8", "sdhi2_ctrl";
+		function = "sdhi2";
+		power-source = <3300>;
+	};
+
+	sdhi2_pins_1v8: sd2_1v8 {
+		groups = "sdhi2_data8", "sdhi2_ctrl";
+		function = "sdhi2";
+		power-source = <1800>;
+	};
 
 	sound_pins: sound {
 		groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
@@ -128,6 +158,19 @@
 	status = "okay";
 };
 
+&sdhi2 {
+	/* used for on-board 8bit eMMC */
+	pinctrl-0 = <&sdhi2_pins_3v3>;
+	pinctrl-1 = <&sdhi2_pins_1v8>;
+	pinctrl-names = "default", "state_uhs";
+
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&reg_1p8v>;
+	bus-width = <8>;
+	non-removable;
+	status = "okay";
+};
+
 &ssi1 {
 	shared-pin;
 };
-- 
1.9.1

Re: [PATCH 3/3] arm64: dts: h3ulcb: enable SDHI2

[Simon Horman]

On Thu, Nov 03, 2016 at 09:05:02PM +0300, Vladimir Barinov wrote:
> This supports SDHI2 for H3ULCB onboard eMMC
> 
> Signed-off-by: Vladimir Barinov <vladimir.barinov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
> ---
>  arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts | 43 ++++++++++++++++++++++++++
>  1 file changed, 43 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
> index a244edb..e46687e 100644
> --- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
> +++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
> @@ -55,6 +55,24 @@
>  		clock-frequency = <24576000>;
>  	};
>  
> +	reg_1p8v: regulator0 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "fixed-1.8V";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	reg_3p3v: regulator1 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "fixed-3.3V";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
>  	vcc_sdhi0: regulator-vcc-sdhi0 {
>  		compatible = "regulator-fixed";
>  
> @@ -113,6 +131,18 @@
>  		function = "sdhi0";
>  		power-source = <1800>;
>  	};
> +
> +	sdhi2_pins_3v3: sd2_3v3 {
> +		groups = "sdhi2_data8", "sdhi2_ctrl";
> +		function = "sdhi2";
> +		power-source = <3300>;
> +	};
> +
> +	sdhi2_pins_1v8: sd2_1v8 {
> +		groups = "sdhi2_data8", "sdhi2_ctrl";
> +		function = "sdhi2";
> +		power-source = <1800>;
> +	};

I'd prefer if the pin nodes where named as follows:

	sdhi2_pins_3v3 -> sdhi2_pins
	sdhi2_pins_1v8 -> sdhi2_pins_uhs

And that a patch was provided to rename the SDHI0 nodes to match that scheme.

>  
>  	sound_pins: sound {
>  		groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
> @@ -128,6 +158,19 @@
>  	status = "okay";
>  };
>  
> +&sdhi2 {
> +	/* used for on-board 8bit eMMC */
> +	pinctrl-0 = <&sdhi2_pins_3v3>;
> +	pinctrl-1 = <&sdhi2_pins_1v8>;
> +	pinctrl-names = "default", "state_uhs";
> +
> +	vmmc-supply = <&reg_3p3v>;
> +	vqmmc-supply = <&reg_1p8v>;
> +	bus-width = <8>;
> +	non-removable;
> +	status = "okay";
> +};
> +
>  &ssi1 {
>  	shared-pin;
>  };
> -- 
> 1.9.1
> 
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[PATCH 1/3] dt: arm: shmobile: update H3ULCB board Documentation

[Vladimir Barinov]

This updates H3ULCB Device tree bindings Documentation with
official board name

Signed-off-by: Vladimir Barinov <vladimir.barinov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
---
 Documentation/devicetree/bindings/arm/shmobile.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt
index 94f2c5f..a1e94da 100644
--- a/Documentation/devicetree/bindings/arm/shmobile.txt
+++ b/Documentation/devicetree/bindings/arm/shmobile.txt
@@ -51,7 +51,7 @@ Boards:
     compatible = "renesas,genmai", "renesas,r7s72100"
   - Gose (RTP0RC7793SEB00010S)
     compatible = "renesas,gose", "renesas,r8a7793"
-  - H3ULCB (RTP0RC7795SKB00010S)
+  - H3ULCB (R-Car Starter Kit Premier, RTP0RC7795SKB00010S)
     compatible = "renesas,h3ulcb", "renesas,r8a7795";
   - Henninger
     compatible = "renesas,henninger", "renesas,r8a7791"
-- 
1.9.1

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Re: [PATCH 1/3] dt: arm: shmobile: update H3ULCB board Documentation

[Simon Horman]

On Thu, Nov 03, 2016 at 09:04:44PM +0300, Vladimir Barinov wrote:
> This updates H3ULCB Device tree bindings Documentation with
> official board name
> 
> Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>

Thanks, I have queued this up after updating the subject to:

arm64: dts: h3ulcb: update documentation with official board name

[PATCH 2/3] arm64: dts: h3ulcb: update header

[Vladimir Barinov]

This updates H3ULCB device tree header with official board name

Signed-off-by: Vladimir Barinov <vladimir.barinov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
---
 arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
index bcb11a8..f178fe1 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
@@ -1,5 +1,5 @@
 /*
- * Device Tree Source for the H3ULCB board
+ * Device Tree Source for the H3ULCB (R-Car Starter Kit Premier) board
  *
  * Copyright (C) 2016 Renesas Electronics Corp.
  * Copyright (C) 2016 Cogent Embedded, Inc.
-- 
1.9.1

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Re: [PATCH 2/3] arm64: dts: h3ulcb: update header

[Simon Horman]

On Thu, Nov 03, 2016 at 09:04:54PM +0300, Vladimir Barinov wrote:
> This updates H3ULCB device tree header with official board name
> 
> Signed-off-by: Vladimir Barinov <vladimir.barinov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>

Thanks, I have queued this up.
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[PATCH 3/4 v2] arm64: dts: h3ulcb: enable SDHI2

[Vladimir Barinov]

This supports SDHI2 for H3ULCB onboard eMMC

Signed-off-by: Vladimir Barinov <vladimir.barinov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
Reviewed-off-by: Simon Horman <horms+renesas-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>
---
Changes in version 2:
- renamed sdhi2_pins_3v3 to sdhi2_pins
- renamed sd2_3v3 to sd2
- renamed sdhi2_pins_1v8 to sdhi2_pins_uhs
- renamed sd2_1v8 to sd2_uhs

 arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts | 43 ++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
index a244edb..e46687e 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
@@ -55,6 +55,24 @@
 		clock-frequency = <24576000>;
 	};
 
+	reg_1p8v: regulator0 {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-1.8V";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_3p3v: regulator1 {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
 	vcc_sdhi0: regulator-vcc-sdhi0 {
 		compatible = "regulator-fixed";
 
@@ -113,6 +131,18 @@
 		function = "sdhi0";
 		power-source = <1800>;
 	};
+
+	sdhi2_pins: sd2 {
+		groups = "sdhi2_data8", "sdhi2_ctrl";
+		function = "sdhi2";
+		power-source = <3300>;
+	};
+
+	sdhi2_pins_uhs: sd2_uhs {
+		groups = "sdhi2_data8", "sdhi2_ctrl";
+		function = "sdhi2";
+		power-source = <1800>;
+	};
 
 	sound_pins: sound {
 		groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
@@ -128,6 +158,19 @@
 	status = "okay";
 };
 
+&sdhi2 {
+	/* used for on-board 8bit eMMC */
+	pinctrl-0 = <&sdhi2_pins>;
+	pinctrl-1 = <&sdhi2_pins_uhs>;
+	pinctrl-names = "default", "state_uhs";
+
+	vmmc-supply = <&reg_3p3v>;
+	vqmmc-supply = <&reg_1p8v>;
+	bus-width = <8>;
+	non-removable;
+	status = "okay";
+};
+
 &ssi1 {
 	shared-pin;
 };
-- 
1.9.1

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[PATCH 4/4 v2] arm64: dts: h3ulcb: rename SDHI0 pins

[Vladimir Barinov]

This changes SDHI0 pin names for H3ULCB board

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
Changes in version 2:
- Initially added

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
index 8d0ac07..6ffb051 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
@@ -163,13 +163,13 @@
 		function = "avb";
 	};
 
-	sdhi0_pins_3v3: sd0_3v3 {
+	sdhi0_pins: sd0 {
 		groups = "sdhi0_data4", "sdhi0_ctrl";
 		function = "sdhi0";
 		power-source = <3300>;
 	};
 
-	sdhi0_pins_1v8: sd0_1v8 {
+	sdhi0_pins_uhs: sd0 {
 		groups = "sdhi0_data4", "sdhi0_ctrl";
 		function = "sdhi0";
 		power-source = <1800>;
@@ -291,8 +291,8 @@
 };
 
 &sdhi0 {
-	pinctrl-0 = <&sdhi0_pins_3v3>;
-	pinctrl-1 = <&sdhi0_pins_1v8>;
+	pinctrl-0 = <&sdhi0_pins>;
+	pinctrl-1 = <&sdhi0_pins_uhs>;
 	pinctrl-names = "default", "state_uhs";
 
 	vmmc-supply = <&vcc_sdhi0>;