This patch modifies the amba-pl08x driver for s3c64xx. The DMA controller of S3C64XX is a variant of PrimeCell pl080 DMAC. S3C64xx contents extra register to hold the TransferSize. Below diagram explains the s3c64xx LLI structure and offsets. ----------------------------------------------------------------- | Offset | Contents | ----------------------------------------------------------------- | Next LLI Address | Source Address for Next xfer | ----------------------------------------------------------------- | Next LLI Address+0x04 | Destination Address for Next xfer | ----------------------------------------------------------------- | Next LLI Address+0x08 | Next LLI address for Next xfer | ----------------------------------------------------------------- | Next LLI Address+0x0c | DMACCxControl0 data for Next xfer | ----------------------------------------------------------------- | Next LLI Address+0x10 | DMACCxControl1 xfer size for Next xfer| ----------------------------------------------------------------- Changes since v1: - Rebased with "samsung_dma" branch of http://git.infradead.org/users/vkoul/slave-dma.git - Addressed review comments from linus.walleij http://www.spinics.net/lists/arm-kernel/msg135411.html Alim Akhtar (1): dmaengine/amba-pl08x: Add support for s3c64xx DMAC drivers/dma/amba-pl08x.c | 135 ++++++++++++++++++++++++++++++++++++++-------- 1 files changed, 112 insertions(+), 23 deletions(-) -- 1.7.2.3 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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