[PATCH V2 4/8] dmaengine: bcm2835: add additional defines for DMA-registers

[eric@anholt.net (Eric Anholt)]

kernel at martin.sperl.org writes:

> From: Martin Sperl <kernel@martin.sperl.org>
>
> Add additional defines describing the DMA registers
> as well as adding some more documentation to those registers.
>
> Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
> ---
>  drivers/dma/bcm2835-dma.c |   54 ++++++++++++++++++++++++++++++++++++++-------
>  1 file changed, 46 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
> index 0c04236..7905327 100644
> --- a/drivers/dma/bcm2835-dma.c
> +++ b/drivers/dma/bcm2835-dma.c
> @@ -99,26 +99,64 @@ struct bcm2835_desc {
>  
>  #define BCM2835_DMA_CS		0x00
>  #define BCM2835_DMA_ADDR	0x04
> +#define BCM2835_DMA_TI		0x08
>  #define BCM2835_DMA_SOURCE_AD	0x0c
>  #define BCM2835_DMA_DEST_AD	0x10
> -#define BCM2835_DMA_NEXTCB	0x1C
> +#define BCM2835_DMA_LEN		0x14
> +#define BCM2835_DMA_STIDE	0x18

s/STIDE/STRIDE/

With that fixed, and optionally Vinod's comment about reformatting the
comment changed,

Reviewed-by: Eric Anholt <eric@anholt.net>
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