diff options
| author | Vicente Bergas <vicencb@gmail.com> | 2020-12-01 18:41:31 +0300 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2020-12-04 13:23:52 +0300 |
| commit | eff57d38b546b3a50588e447a41ff3571a407c9f (patch) | |
| tree | 7eed7deeae875b217fb37ca27d7b8593a490e5f0 /arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi | |
| parent | 328c6112787bf7562dbea638840366cd197868d6 (diff) | |
| download | linux-eff57d38b546b3a50588e447a41ff3571a407c9f.tar.xz | |
arm64: dts: rockchip: fix I2S conflict on rk3399-rock-pi-4
Based on the board schematics at
https://dl.radxa.com/rockpi4/docs/hw/rockpi4/rockpi_4c_v12_sch_20200620.pdf
on page 14:
Only two channels of I2S are connected and the extra
I2S pins are in conflict with other functions like USB power.
Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Link: https://lore.kernel.org/r/20201201154132.1286-3-vicencb@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi index 06df2397bbb4..63b029a543c1 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi @@ -432,8 +432,9 @@ }; &i2s0 { - rockchip,playback-channels = <8>; - rockchip,capture-channels = <8>; + pinctrl-0 = <&i2s0_2ch_bus>; + rockchip,capture-channels = <2>; + rockchip,playback-channels = <2>; status = "okay"; }; |