linux-kernel - [PATCH V2 2/2] pwm: mediatek: add support for MT7988

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Date: Wed, 14 Feb 2024 15:04:54 +0100
From: Rafał Miłecki <zajec5@...il.com>
To: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	John Crispin <john@...ozen.org>,
	linux-pwm@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	Rafał Miłecki <rafal@...ecki.pl>
Subject: [PATCH V2 2/2] pwm: mediatek: add support for MT7988

From: Rafał Miłecki <rafal@...ecki.pl>

MT7988 uses new registers layout just like MT7981 but it supports 8 PWM
interfaces.

Signed-off-by: Rafał Miłecki <rafal@...ecki.pl>
---
V2: New patch in the series

 drivers/pwm/pwm-mediatek.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c
index 562102a47ac0..292c8bd5b343 100644
--- a/drivers/pwm/pwm-mediatek.c
+++ b/drivers/pwm/pwm-mediatek.c
@@ -339,6 +339,13 @@ static const struct pwm_mediatek_of_data mt7986_pwm_data = {
 	.reg_offset = mtk_pwm_reg_offset_v1,
 };
 
+static const struct pwm_mediatek_of_data mt7988_pwm_data = {
+	.num_pwms = 8,
+	.pwm45_fixup = false,
+	.has_ck_26m_sel = false,
+	.reg_offset = mtk_pwm_reg_offset_v2,
+};
+
 static const struct pwm_mediatek_of_data mt8183_pwm_data = {
 	.num_pwms = 4,
 	.pwm45_fixup = false,
@@ -369,6 +376,7 @@ static const struct of_device_id pwm_mediatek_of_match[] = {
 	{ .compatible = "mediatek,mt7629-pwm", .data = &mt7629_pwm_data },
 	{ .compatible = "mediatek,mt7981-pwm", .data = &mt7981_pwm_data },
 	{ .compatible = "mediatek,mt7986-pwm", .data = &mt7986_pwm_data },
+	{ .compatible = "mediatek,mt7988-pwm", .data = &mt7988_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 },
-- 
2.35.3