[EMAIL PROTECTED] wrote:
From: Zhang Wei <[EMAIL PROTECTED]>The fsldma driver is tested on MPC8377MDS board. The patch adds fsldma driver support into MPC8377MDS device tree. Signed-off-by: Zhang Wei <[EMAIL PROTECTED]> Cc: "Nelson, Shannon" <[EMAIL PROTECTED]> Cc: Dan Williams <[EMAIL PROTECTED]> Cc: Kumar Gala <[EMAIL PROTECTED]> Cc: Paul Mackerras <[EMAIL PROTECTED]> Cc: Benjamin Herrenschmidt <[EMAIL PROTECTED]> Signed-off-by: Andrew Morton <[EMAIL PROTECTED]> --- arch/powerpc/boot/dts/mpc8377_mds.dts | 27 ++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff -puN arch/powerpc/boot/dts/mpc8377_mds.dts~fsldma-the-mpc8377mds-board-device-tree-node-for-fsldma-driver arch/powerpc/boot/dts/mpc8377_mds.dts --- a/arch/powerpc/boot/dts/mpc8377_mds.dts~fsldma-the-mpc8377mds-board-device-tree-node-for-fsldma-driver +++ a/arch/powerpc/boot/dts/mpc8377_mds.dts @@ -295,6 +295,33 @@ }; };+ [EMAIL PROTECTED] {+ #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc8349-dma"; + reg = <0x82a8 4>; + ranges = <0 0x8100 0x1a8>; + interrupt-parent = <&ipic>; + interrupts = <0x47 8>; + cell-index = <0>; + [EMAIL PROTECTED] { + compatible = "fsl,mpc8349-dma-channel"; + reg = <0 0x80>; + }; + [EMAIL PROTECTED] { + compatible = "fsl,mpc8349-dma-channel"; + reg = <0x80 0x80>; + }; + [EMAIL PROTECTED] { + compatible = "fsl,mpc8349-dma-channel"; + reg = <0x100 0x80>; + }; + [EMAIL PROTECTED] { + compatible = "fsl,mpc8349-dma-channel"; + reg = <0x180 0x28>; + };
According to booting-without-of.txt, the interrupts property should be repeated in each channel. The driver also needs to be fixed to remember whether it registered a DMA-block-level interrupt handler already, and not try to register a channel interrupt.
-Scott _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
