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Commit 42ddcf4f authored by Milo Kim's avatar Milo Kim Committed by Thierry Reding
Browse files

pwm: sunxi: Add H3 support 



H3 PWM controller has same register layout as sun4i driver, so it works
by adding H3 specific data.

Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: Chen-Yu Tsai <wens@csie.org>
Cc: linux-pwm@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: default avatarMilo Kim <woogyom.kim@gmail.com>
Acked-by: default avatarChen-Yu Tsai <wens@csie.org>
Reviewed-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent 211ed630

Documentation/devicetree/bindings/pwm/pwm-sun4i.txt

+1 −0
Original line number Diff line number Diff line
@@ -6,6 +6,7 @@ Required properties: 
    - "allwinner,sun5i-a10s-pwm"

    - "allwinner,sun5i-a13-pwm"

    - "allwinner,sun7i-a20-pwm"

    - "allwinner,sun8i-h3-pwm"

  - reg: physical base address and length of the controller's registers

  - #pwm-cells: should be 3. See pwm.txt in this directory for a description of

    the cells format.

drivers/pwm/pwm-sun4i.c

+9 −0
Original line number Diff line number Diff line
@@ -284,6 +284,12 @@ static const struct sun4i_pwm_data sun4i_pwm_data_a20 = { 
	.npwm = 2,

};



static const struct sun4i_pwm_data sun4i_pwm_data_h3 = {

	.has_prescaler_bypass = true,

	.has_rdy = true,

	.npwm = 1,

};



static const struct of_device_id sun4i_pwm_dt_ids[] = {

	{

		.compatible = "allwinner,sun4i-a10-pwm",
@@ -297,6 +303,9 @@ static const struct of_device_id sun4i_pwm_dt_ids[] = { 
	}, {

		.compatible = "allwinner,sun7i-a20-pwm",

		.data = &sun4i_pwm_data_a20,

	}, {

		.compatible = "allwinner,sun8i-h3-pwm",

		.data = &sun4i_pwm_data_h3,

	}, {

		/* sentinel */

	},