pwm: mediatek: Add support for MT7986

Add support for PWM on MT7986 which has 2 PWM channels, one of them is
typically used for a temperature controlled fan.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: Sam Shih <sam.shih@mediatek.com>
Link: https://lore.kernel.org/r/Y1K5ym1EL8kwzQEt@makrotopia.org
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c
index a337b47..5b5eeaf 100644 (file)
--- a/drivers/pwm/pwm-mediatek.c
+++ b/drivers/pwm/pwm-mediatek.c
@@ -329,6 +329,12 @@ static const struct pwm_mediatek_of_data mt8365_pwm_data = {
        .has_ck_26m_sel = true,
 };
 
+static const struct pwm_mediatek_of_data mt7986_pwm_data = {
+       .num_pwms = 2,
+       .pwm45_fixup = false,
+       .has_ck_26m_sel = true,
+};
+
 static const struct pwm_mediatek_of_data mt8516_pwm_data = {
        .num_pwms = 5,
        .pwm45_fixup = false,
@@ -342,6 +348,7 @@ static const struct of_device_id pwm_mediatek_of_match[] = {
        { .compatible = "mediatek,mt7623-pwm", .data = &mt7623_pwm_data },
        { .compatible = "mediatek,mt7628-pwm", .data = &mt7628_pwm_data },
        { .compatible = "mediatek,mt7629-pwm", .data = &mt7629_pwm_data },
+       { .compatible = "mediatek,mt7986-pwm", .data = &mt7986_pwm_data },
        { .compatible = "mediatek,mt8183-pwm", .data = &mt8183_pwm_data },
        { .compatible = "mediatek,mt8365-pwm", .data = &mt8365_pwm_data },
        { .compatible = "mediatek,mt8516-pwm", .data = &mt8516_pwm_data },