[PATCH 0/2] AM335x ICE: Add support for PCA9536 GPIO expander

[PATCH 0/2] AM335x ICE: Add support for PCA9536 GPIO expander

[Vignesh R]

This patch series adds support for TI PCA9536 GPIO expander present on
AM335x ICE board.

Vignesh R (2):
  gpio: pca953x: Add support for TI PCA9536
  ARM: dts: am335x-icev2: Add DT node for TI PCA9536

 Documentation/devicetree/bindings/gpio/gpio-pca953x.txt | 1 +
 arch/arm/boot/dts/am335x-icev2.dts                      | 7 +++++++
 drivers/gpio/gpio-pca953x.c                             | 1 +
 3 files changed, 9 insertions(+)

-- 
2.8.2

[PATCH 1/2] gpio: pca953x: Add support for TI PCA9536

[Vignesh R]

TI PCA9536 is 4-Bit I2C GPIO expander without interrupt support[1].
Add support for the same.

[1] TRM: http://www.ti.com/lit/ds/symlink/pca9536.pdf

Signed-off-by: Vignesh R <vigneshr@ti.com>
---
 Documentation/devicetree/bindings/gpio/gpio-pca953x.txt | 1 +
 drivers/gpio/gpio-pca953x.c                             | 1 +
 2 files changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
index 6b4a98f74be3..08dd15f89ba9 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
@@ -21,6 +21,7 @@ Required properties:
 	maxim,max7313
 	maxim,max7315
 	ti,pca6107
+	ti,pca9536
 	ti,tca6408
 	ti,tca6416
 	ti,tca6424
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 5e3be32ebb8d..763028562d22 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -861,6 +861,7 @@ static const struct of_device_id pca953x_dt_ids[] = {
 	{ .compatible = "maxim,max7315", .data = OF_953X( 8, PCA_INT), },
 
 	{ .compatible = "ti,pca6107", .data = OF_953X( 8, PCA_INT), },
+	{ .compatible = "ti,pca9536", .data = OF_953X( 4, 0), },
 	{ .compatible = "ti,tca6408", .data = OF_953X( 8, PCA_INT), },
 	{ .compatible = "ti,tca6416", .data = OF_953X(16, PCA_INT), },
 	{ .compatible = "ti,tca6424", .data = OF_953X(24, PCA_INT), },
-- 
2.8.2

Re: [PATCH 1/2] gpio: pca953x: Add support for TI PCA9536

[Rob Herring]

On Thu, May 19, 2016 at 12:17:29PM +0530, Vignesh R wrote:
> TI PCA9536 is 4-Bit I2C GPIO expander without interrupt support[1].
> Add support for the same.
> 
> [1] TRM: http://www.ti.com/lit/ds/symlink/pca9536.pdf
> 
> Signed-off-by: Vignesh R <vigneshr@ti.com>
> ---
>  Documentation/devicetree/bindings/gpio/gpio-pca953x.txt | 1 +
>  drivers/gpio/gpio-pca953x.c                             | 1 +
>  2 files changed, 2 insertions(+)

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

Re: [PATCH 1/2] gpio: pca953x: Add support for TI PCA9536

[Linus Walleij]

On Thu, May 19, 2016 at 8:47 AM, Vignesh R <vigneshr@ti.com> wrote:

> TI PCA9536 is 4-Bit I2C GPIO expander without interrupt support[1].
> Add support for the same.
>
> [1] TRM: http://www.ti.com/lit/ds/symlink/pca9536.pdf
>
> Signed-off-by: Vignesh R <vigneshr@ti.com>

Patch applied with Rob's ACK.

Yours,
Linus Walleij

[PATCH 2/2] ARM: dts: am335x-icev2: Add DT node for TI PCA9536

[Vignesh R]

AM335x ICE board has a TI PCA9536 chip connected to I2C0 at address
0x41. Add DT entry for the same.

Signed-off-by: Vignesh R <vigneshr@ti.com>
---
 arch/arm/boot/dts/am335x-icev2.dts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-icev2.dts b/arch/arm/boot/dts/am335x-icev2.dts
index e271013e78a6..7d8b8fefdf08 100644
--- a/arch/arm/boot/dts/am335x-icev2.dts
+++ b/arch/arm/boot/dts/am335x-icev2.dts
@@ -206,6 +206,13 @@
 		gpio-controller;
 		#gpio-cells = <2>;
 	};
+
+	pca9536: gpio@41 {
+		compatible = "ti,pca9536";
+		reg = <0x41>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
 };
 
 #include "tps65910.dtsi"
-- 
2.8.2

Re: [PATCH 2/2] ARM: dts: am335x-icev2: Add DT node for TI PCA9536

[Martinez Kristofer]

On Thu, May 19, 2016 at 2:47 PM, Vignesh R <vigneshr@ti.com> wrote:
> AM335x ICE board has a TI PCA9536 chip connected to I2C0 at address
> 0x41. Add DT entry for the same.
>
> Signed-off-by: Vignesh R <vigneshr@ti.com>
> ---
>  arch/arm/boot/dts/am335x-icev2.dts | 7 +++++++
>  1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm/boot/dts/am335x-icev2.dts b/arch/arm/boot/dts/am335x-icev2.dts
> index e271013e78a6..7d8b8fefdf08 100644
> --- a/arch/arm/boot/dts/am335x-icev2.dts
> +++ b/arch/arm/boot/dts/am335x-icev2.dts
> @@ -206,6 +206,13 @@
>                 gpio-controller;
>                 #gpio-cells = <2>;
>         };
> +
> +       pca9536: gpio@41 {
> +               compatible = "ti,pca9536";
> +               reg = <0x41>;
> +               gpio-controller;
> +               #gpio-cells = <2>;
> +       };
>  };
>
>  #include "tps65910.dtsi"

Acked-by: Kristofer Martinez <Kristofer.S.Martinez@gmail.com>

M.K.

> --
> 2.8.2
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

Re: [PATCH 2/2] ARM: dts: am335x-icev2: Add DT node for TI PCA9536

[Linus Walleij]

On Thu, May 19, 2016 at 8:47 AM, Vignesh R <vigneshr@ti.com> wrote:

> AM335x ICE board has a TI PCA9536 chip connected to I2C0 at address
> 0x41. Add DT entry for the same.
>
> Signed-off-by: Vignesh R <vigneshr@ti.com>

Acked-by: Linus Walleij <linus.walleij@linaro.org>

Pls take this through the ARM SoC TI git tree.

Yours,
Linus Walleij

Re: [PATCH 2/2] ARM: dts: am335x-icev2: Add DT node for TI PCA9536

[Tony Lindgren]

* Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> [160526 01:42]:
> On Thu, May 19, 2016 at 8:47 AM, Vignesh R <vigneshr-l0cyMroinI0@public.gmane.org> wrote:
> 
> > AM335x ICE board has a TI PCA9536 chip connected to I2C0 at address
> > 0x41. Add DT entry for the same.
> >
> > Signed-off-by: Vignesh R <vigneshr-l0cyMroinI0@public.gmane.org>
> 
> Acked-by: Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> 
> Pls take this through the ARM SoC TI git tree.

Applying this patch into omap-for-v4.8/dt thanks.

Tony
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html