openwrt/target/linux/mediatek/patches-6.6/806-v6.9-pwm-mediatek-add-support-for-MT7988.patch
Daniel Golle 0bba674153 mediatek: backport PWM drivers
* MT7981 and MT7988 backported to Linux 6.1
 * MT7988 backported to Linux 6.6

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2024-04-19 10:56:52 +01:00

45 lines
1.8 KiB
Diff

From eb58bf4afd708eb3c64c7b9b2c5fbfacdcdee3e5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
Date: Wed, 14 Feb 2024 15:04:54 +0100
Subject: [PATCH] pwm: mediatek: add support for MT7988
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
MT7988 uses new registers layout just like MT7981 but it supports 8 PWM
interfaces.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Reviewed-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20240214140454.6438-2-zajec5@gmail.com
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
drivers/pwm/pwm-mediatek.c | 8 ++++++++
1 file changed, 8 insertions(+)
--- a/drivers/pwm/pwm-mediatek.c
+++ b/drivers/pwm/pwm-mediatek.c
@@ -341,6 +341,13 @@ static const struct pwm_mediatek_of_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,
@@ -371,6 +378,7 @@ static const struct of_device_id pwm_med
{ .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 },