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mmc: renesas_sdhi: use extra flag for CBSY usage

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There is one SDHI instance on Gen2 which does not have the CBSY bit.
So, turn CBSY usage into an extra flag and set it accordingly. This has
the additional advantage that we can also set it for other incarnations
later.

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>
This commit is contained in:
Wolfram Sang
2017-08-09 21:00:41 +02:00
committed by Ulf Hansson
parent dde6256bf8
commit 5124b59202
4 changed files with 14 additions and 4 deletions
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3
include/linux/mfd/tmio.h
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@@ -107,6 +107,9 @@
*/
#define TMIO_MMC_CLK_ACTUAL BIT(10)
/* Some controllers have a CBSY bit */
#define TMIO_MMC_HAVE_CBSY BIT(11)
int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base);
int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base);
void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state);