Hello. On 14-11-2013 14:31, Kuninori Morimoto wrote:
One of Renesas SDHI chip needs workaround to use it, and, we can judge it based on chip version. This patch adds very quick-hack workaround method, since we still don't know how many chips need workaround in the future.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx> --- drivers/mmc/host/sh_mobile_sdhi.c | 11 +++++++++++ include/linux/mmc/tmio.h | 1 + 2 files changed, 12 insertions(+) diff --git a/drivers/mmc/host/sh_mobile_sdhi.c b/drivers/mmc/host/sh_mobile_sdhi.c index f1e35a7..d241d86 100644 --- a/drivers/mmc/host/sh_mobile_sdhi.c +++ b/drivers/mmc/host/sh_mobile_sdhi.c @@ -33,6 +33,8 @@ #include "tmio_mmc.h" +#define EXT_ACC 0xe4 +
Why not #define it in the tmio.h? It already contains SDHI specific register, CTL_DMA_ENABLE...
[...]
diff --git a/include/linux/mmc/tmio.h b/include/linux/mmc/tmio.h index a1c1f32..84d9053 100644 --- a/include/linux/mmc/tmio.h +++ b/include/linux/mmc/tmio.h @@ -33,6 +33,7 @@ #define CTL_SDIO_IRQ_MASK 0x38 #define CTL_DMA_ENABLE 0xd8 #define CTL_RESET_SD 0xe0 +#define CTL_VERSION 0xe2 #define CTL_SDIO_REGS 0x100 #define CTL_CLK_AND_WAIT_CTL 0x138 #define CTL_RESET_SDIO 0x1e0
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