arm64: dts: mt7622: specify the number of DMA requests

The MT7622 device tree never bothered to specify the number of virtual DMA
channels for the HSDMA controller, always falling back to the default value of
3. Make this value explicit, in order to avoid the following dmesg notification:

mtk_hsdma 1b007000.dma-controller: Using 3 as missing dma-requests property

Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
Link: https://lore.kernel.org/r/20220429084225.298213-1-rsalvaterra@gmail.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
index 6f8cb3ad1e8423c7860bc901c3c390b6d68e2c05..da1f88d06dcc706ac09d1a68d4e8854e07b93043 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -917,6 +917,7 @@
                clock-names = "hsdma";
                power-domains = <&scpsys MT7622_POWER_DOMAIN_ETHSYS>;
                #dma-cells = <1>;
+               dma-requests = <3>;
        };
 
        eth: ethernet@1b100000 {