pwm: sunxi: Add H3 support (42ddcf4f) · Commits · 戴 / test

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:

Milo Kim <woogyom.kim@gmail.com> Acked-by:

Chen-Yu Tsai <wens@csie.org> Reviewed-by:

Alexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by:

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

Thierry Reding <thierry.reding@gmail.com>

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 */
		},

Admin message