ARM: dts: exynos: Fix BCM4330 Bluetooth reset polarity in I9100
authorPaul Cercueil <paul@crapouillou.net>
Sun, 31 Oct 2021 23:41:36 +0000 (23:41 +0000)
committerKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Mon, 15 Nov 2021 13:07:37 +0000 (14:07 +0100)
The reset GPIO was marked active-high, which is against what's specified
in the documentation. Mark the reset GPIO as active-low. With this
change, Bluetooth can now be used on the i9100.

Fixes: 8620cc2f99b7 ("ARM: dts: exynos: Add devicetree file for the Galaxy S2")
Cc: stable@vger.kernel.org
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20211031234137.87070-1-paul@crapouillou.net
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
arch/arm/boot/dts/exynos4210-i9100.dts

index 19bb7dc..21b7911 100644 (file)
                compatible = "brcm,bcm4330-bt";
 
                shutdown-gpios = <&gpl0 4 GPIO_ACTIVE_HIGH>;
-               reset-gpios = <&gpl1 0 GPIO_ACTIVE_HIGH>;
+               reset-gpios = <&gpl1 0 GPIO_ACTIVE_LOW>;
                device-wakeup-gpios = <&gpx3 1 GPIO_ACTIVE_HIGH>;
                host-wakeup-gpios = <&gpx2 6 GPIO_ACTIVE_HIGH>;
        };