[PATCH v2 4/4] pwm: sunxi: Add H3 support

[Milo Kim <woogyom.kim@xxxxxxxxx>]

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

Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
Cc: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
Cc: Chen-Yu Tsai <wens@xxxxxxxx>
Cc: linux-pwm@xxxxxxxxxxxxxxx
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Milo Kim <woogyom.kim@xxxxxxxxx>
---
 Documentation/devicetree/bindings/pwm/pwm-sun4i.txt | 1 +
 drivers/pwm/pwm-sun4i.c                             | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt b/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt
index cf6068b..f1cbeef 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt
+++ b/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt
@@ -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.
diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 03a99a5..b0803f6 100644
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c
@@ -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",
@@ -298,6 +304,9 @@ 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 */
 	},
 };
-- 
2.9.3

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