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mmc: renesas_sdhi: document version of RZ/A1 instance 

We don't use this new define yet, but it is helpful to document which
versions we know of.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Tested-by: Chris Brandt <Chris.Brandt@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
hifive-unleashed-5.1
Wolfram Sang 2017-08-09 21:14:52 +02:00 committed by Ulf Hansson
parent 92b7db8e7a
commit c7825151c7
1 changed files with 1 additions and 0 deletions
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drivers/mmc/host/renesas_sdhi_core.c
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@ -40,6 +40,7 @@
#define EXT_ACC 0xe4
#define SDHI_VER_GEN2_SDR50 0x490c
#define SDHI_VER_RZ_A1 0x820b
/* very old datasheets said 0x490c for SDR104, too. They are wrong! */
#define SDHI_VER_GEN2_SDR104 0xcb0d
#define SDHI_VER_GEN3_SD 0xcc10