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mfd: rtsx: Add clock divider hook

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Add callback function conv_clk_and_div_n to convert between SSC clock
and its divider N.
For rtl8411, the formula to calculate SSC clock divider N is different
with the other card reader models.

Signed-off-by: Wei WANG <wei_wang@realsil.com.cn>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Wei WANG 2013-01-23 09:51:06 +08:00 • committed by Samuel Ortiz
parent ef85e736b1
commit ab4e8f8b7b
6 changed files with 31 additions and 2 deletions
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3
include/linux/mfd/rtsx_common.h
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@ -38,6 +38,9 @@
#define RTSX_SD_CARD 0
#define RTSX_MS_CARD 1
#define CLK_TO_DIV_N 0
#define DIV_N_TO_CLK 1
struct platform_device;
struct rtsx_slot {