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authorPeter Vasil <peter.vasil@gmail.com>2020-04-28 18:41:50 +0200
committerThierry Reding <thierry.reding@gmail.com>2020-06-02 14:20:11 +0200
commit856c45d8c1a733e10ad82be817202eb32ea4e570 (patch)
treee5a043b6679ecf5a870812683c9bd7add48b8ba5 /drivers/pwm
parent6f0841a8197b20d01de9d41cb1eeed09b7b31f9b (diff)
pwm: sun4i: Support direct clock output on Allwinner A64
Allwinner A64 is capable of a direct clock output on PWM (see A64 User Manual chapter 3.10). Add support for this in the sun4i PWM driver. Signed-off-by: Peter Vasil <peter.vasil@gmail.com> Acked-by: Maxime Ripard <mripard@kernel.org> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
-rw-r--r--drivers/pwm/pwm-sun4i.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 5c677c563349..18fbbe3277d0 100644
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c
@@ -352,6 +352,12 @@ static const struct sun4i_pwm_data sun4i_pwm_single_bypass = {
.npwm = 1,
};
+static const struct sun4i_pwm_data sun50i_a64_pwm_data = {
+ .has_prescaler_bypass = true,
+ .has_direct_mod_clk_output = true,
+ .npwm = 1,
+};
+
static const struct sun4i_pwm_data sun50i_h6_pwm_data = {
.has_prescaler_bypass = true,
.has_direct_mod_clk_output = true,
@@ -375,6 +381,9 @@ static const struct of_device_id sun4i_pwm_dt_ids[] = {
.compatible = "allwinner,sun8i-h3-pwm",
.data = &sun4i_pwm_single_bypass,
}, {
+ .compatible = "allwinner,sun50i-a64-pwm",
+ .data = &sun50i_a64_pwm_data,
+ }, {
.compatible = "allwinner,sun50i-h6-pwm",
.data = &sun50i_h6_pwm_data,
}, {