xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[POWERPC] 85xx: Enable DMA engine on the MPC8544 DS

Browse Source 
Add the device tree node for the DMA engine on 8544, publish
the device and enable the driver in the defconfig.

Signed-off-by: Sebastian Siewior <bigeasy@linutronix.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Sebastian Siewior
2008-03-15 00:01:30 +01:00
committed by Kumar Gala
parent 370131c3f2
commit 1028d4f162
3 changed files with 70 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
arch/powerpc/boot/dts/mpc8544ds.dts
View File

@@ -116,6 +116,47 @@
};
};
dma@21300 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "fsl,mpc8544-dma", "fsl,eloplus-dma";
reg = <21300 4>;
ranges = <0 21100 200>;
cell-index = <0>;
dma-channel@0 {
compatible = "fsl,mpc8544-dma-channel",
"fsl,eloplus-dma-channel";
reg = <0 80>;
cell-index = <0>;
interrupt-parent = <&mpic>;
interrupts = <14 2>;
};
dma-channel@80 {
compatible = "fsl,mpc8544-dma-channel",
"fsl,eloplus-dma-channel";
reg = <80 80>;
cell-index = <1>;
interrupt-parent = <&mpic>;
interrupts = <15 2>;
};
dma-channel@100 {
compatible = "fsl,mpc8544-dma-channel",
"fsl,eloplus-dma-channel";
reg = <100 80>;
cell-index = <2>;
interrupt-parent = <&mpic>;
interrupts = <16 2>;
};
dma-channel@180 {
compatible = "fsl,mpc8544-dma-channel",
"fsl,eloplus-dma-channel";
reg = <180 80>;
cell-index = <3>;
interrupt-parent = <&mpic>;
interrupts = <17 2>;
};
};
enet0: ethernet@24000 {
cell-index = <0>;
device_type = "network";