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[v2,5/7] pwm: sun4i: Add support for H6 PWM

Message ID 20191103203334.10539-6-peron.clem@gmail.com
State Superseded
Headers show
Series Add support for H6 PWM | expand

Commit Message

Clément Péron Nov. 3, 2019, 8:33 p.m. UTC 
From: Jernej Skrabec <jernej.skrabec@siol.net>

Now that sun4i PWM driver supports deasserting reset line and enabling
bus clock, support for H6 PWM can be added.

Note that while H6 PWM has two channels, only first one is wired to
output pin. Second channel is used as a clock source to companion AC200
chip which is bundled into same package.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Clément Péron <peron.clem@gmail.com>
---
 drivers/pwm/pwm-sun4i.c | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 2441574674d9..0ccc93ce33f4 100644
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c
@@ -360,6 +360,12 @@  static const struct sun4i_pwm_data sun4i_pwm_single_bypass = {
 	.npwm = 1,
 };
 
+static const struct sun4i_pwm_data sun50i_h6_pwm_data = {
+	.has_prescaler_bypass = true,
+	.has_direct_mod_clk_output = true,
+	.npwm = 2,
+};
+
 static const struct of_device_id sun4i_pwm_dt_ids[] = {
 	{
 		.compatible = "allwinner,sun4i-a10-pwm",
@@ -376,6 +382,9 @@  static const struct of_device_id sun4i_pwm_dt_ids[] = {
 	}, {
 		.compatible = "allwinner,sun8i-h3-pwm",
 		.data = &sun4i_pwm_single_bypass,
+	}, {
+		.compatible = "allwinner,sun50i-h6-pwm",
+		.data = &sun50i_h6_pwm_data,
 	}, {
 		/* sentinel */
 	},