From: "Raphaël Jakse" <raphael.kernel@jakse.fr>
To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
heiko@sntech.de
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
"Raphaël Jakse" <raphael.kernel@jakse.fr>
Subject: [PATCH] arm64: dts: rockchip: Fix Bluetooth on the RockPro64 board
Date: Sun, 30 Nov 2025 17:12:59 +0100 [thread overview]
Message-ID: <20251130161259.9828-1-raphael.kernel@jakse.fr> (raw)
The RockPro64 board has an optional BCM4345C5 Bluetooth device on UART0.
This patch fixes audio stutters by setting its correct max-speed and
compatible properties.
Signed-off-by: Raphaël Jakse <raphael.kernel@jakse.fr>
---
arch/arm64/boot/dts/rockchip/rk3399-rockpro64-v2.dts | 7 +++++++
arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts | 7 +++++++
2 files changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64-v2.dts b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64-v2.dts
index 304e3c51391c..883d9bcfe792 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64-v2.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64-v2.dts
@@ -28,3 +28,10 @@ es8316_p0_0: endpoint {
};
};
};
+
+&uart0 {
+ bluetooth {
+ compatible = "brcm,bcm4345c5";
+ max-speed = <1500000>;
+ };
+};
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
index 4b42717800f7..ae3ee91dba2f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
@@ -28,3 +28,10 @@ es8316_p0_0: endpoint {
};
};
};
+
+&uart0 {
+ bluetooth {
+ compatible = "brcm,bcm4345c5";
+ max-speed = <1500000>;
+ };
+};
--
2.52.0
next reply other threads:[~2025-11-30 16:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-30 16:12 Raphaël Jakse [this message]
2025-12-22 13:56 ` Heiko Stuebner
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