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From: Heiko Stuebner <heiko@sntech.de>
To: heiko@sntech.de
Cc: maarten.lankhorst@linux.intel.com, mripard@kernel.org,
	tzimmermann@suse.de, robh@kernel.org, krzk+dt@kernel.org,
	conor+dt@kernel.org, quentin.schulz@cherry.de,
	andy.yan@rock-chips.com, dri-devel@lists.freedesktop.org,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	cn.liweihao@gmail.com, Heiko Stuebner <heiko.stuebner@cherry.de>
Subject: [PATCH 3/9] soc: rockchip: grf: Add select correct PWM implementation on RK3368
Date: Mon, 20 Oct 2025 10:25:02 +0200	[thread overview]
Message-ID: <20251020082508.3636511-4-heiko@sntech.de> (raw)
In-Reply-To: <20251020082508.3636511-1-heiko@sntech.de>

From: Heiko Stuebner <heiko.stuebner@cherry.de>

Similar to the RK3288, the RK3368 has two different implementations of
the PWM block inside the soc - the newer one that we have a driver for
and that is used on every soc and a previous variant that was likely
left as a fallback if the new one creates problems.

The devicetree already is set up for the new variant, so make sure
we actually use it - similar to the RK3288.

Signed-off-by: Heiko Stuebner <heiko.stuebner@cherry.de>
---
 drivers/soc/rockchip/grf.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/rockchip/grf.c b/drivers/soc/rockchip/grf.c
index 344870da7675..963cdea01ce7 100644
--- a/drivers/soc/rockchip/grf.c
+++ b/drivers/soc/rockchip/grf.c
@@ -91,6 +91,7 @@ static const struct rockchip_grf_info rk3328_grf __initconst = {
 
 static const struct rockchip_grf_value rk3368_defaults[] __initconst = {
 	{ "jtag switching", RK3368_GRF_SOC_CON15, FIELD_PREP_WM16_CONST(BIT(13), 0) },
+	{ "pwm select", RK3368_GRF_SOC_CON15, FIELD_PREP_WM16_CONST(BIT(12), 1) },
 };
 
 static const struct rockchip_grf_info rk3368_grf __initconst = {
-- 
2.47.2



  parent reply	other threads:[~2025-10-20  8:26 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-20  8:24 [PATCH 0/9] Gernal RK3368 HDMI support and 2 outputs for RK3368-Lion Heiko Stuebner
2025-10-20  8:25 ` [PATCH 1/9] dt-bindings: display: rockchip: dw-hdmi: Add compatible for RK3368 HDMI Heiko Stuebner
2025-10-20 17:18   ` Conor Dooley
2025-10-20  8:25 ` [PATCH 2/9] drm/rockchip: hdmi: add RK3368 controller variant Heiko Stuebner
2025-10-20  8:25 ` Heiko Stuebner [this message]
2025-10-20  8:25 ` [PATCH 4/9] arm64: dts: rockchip: Add power-domain to RK3368 DSI controller Heiko Stuebner
2025-10-20  8:25 ` [PATCH 5/9] arm64: dts: rockchip: Add power-domain to RK3368 VOP controller Heiko Stuebner
2025-10-20  8:25 ` [PATCH 6/9] arm64: dts: rockchip: Use phandle for i2c_lvds_blc on rk3368-lion haikou Heiko Stuebner
2025-10-20  8:25 ` [PATCH 7/9] arm64: dts: rockchip: Add HDMI node to RK3368 Heiko Stuebner
2025-10-20  8:25 ` [PATCH 8/9] arm64: dts: rockchip: Enable HDMI output on RK3368-Lion-Haikou Heiko Stuebner
2025-10-20  8:25 ` [PATCH 9/9] arm64: dts: rockchip: Add the Video-Demo overlay for Lion Haikou Heiko Stuebner
2025-10-20 10:23 ` [PATCH 0/9] Gernal RK3368 HDMI support and 2 outputs for RK3368-Lion Diederik de Haas

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