[PATCH] ARM: dts: sun8i: h2-plus: bananapi-m2-zero: Increase BT UART speed

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Jernej Skrabec

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Jan 16, 2021, 5:37:20 AM1/16/21
to mri...@kernel.org, we...@csie.org, rob...@kernel.org, jernej....@siol.net, devic...@vger.kernel.org, linux-ar...@lists.infradead.org, linux-...@vger.kernel.org, linux...@googlegroups.com
Bluetooth module on BananaPi M2 Zero can also be used for streaming
audio. However, for that case higher UART speed is required.

Add a max-speed property.

Signed-off-by: Jernej Skrabec <jernej....@siol.net>
---
arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
index 4c6704e4c57e..240e0f363cd1 100644
--- a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
+++ b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
@@ -125,6 +125,7 @@ &uart1 {

bluetooth {
compatible = "brcm,bcm43438-bt";
+ max-speed = <1500000>;
clocks = <&rtc 1>;
clock-names = "lpo";
vbat-supply = <&reg_vcc3v3>;
--
2.30.0

Chen-Yu Tsai

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Jan 16, 2021, 5:53:33 AM1/16/21
to Jernej Skrabec, Maxime Ripard, Rob Herring, devicetree, linux-arm-kernel, linux-kernel, linux-sunxi
On Sat, Jan 16, 2021 at 6:37 PM Jernej Skrabec <jernej....@siol.net> wrote:
>
> Bluetooth module on BananaPi M2 Zero can also be used for streaming
> audio. However, for that case higher UART speed is required.
>
> Add a max-speed property.
>
> Signed-off-by: Jernej Skrabec <jernej....@siol.net>

Acked-by: Chen-Yu Tsai <we...@csie.org>

Maxime Ripard

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Jan 18, 2021, 4:11:28 AM1/18/21
to Jernej Skrabec, we...@csie.org, rob...@kernel.org, devic...@vger.kernel.org, linux-ar...@lists.infradead.org, linux-...@vger.kernel.org, linux...@googlegroups.com
On Sat, Jan 16, 2021 at 11:37:10AM +0100, Jernej Skrabec wrote:
> Bluetooth module on BananaPi M2 Zero can also be used for streaming
> audio. However, for that case higher UART speed is required.
>
> Add a max-speed property.
>
> Signed-off-by: Jernej Skrabec <jernej....@siol.net>

Applied, thanks

Maxime
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