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authorDong Aisheng <aisheng.dong@nxp.com>2016-01-18 21:41:57 +0800
committerDong Aisheng <aisheng.dong@nxp.com>2016-01-19 16:38:25 +0800
commitef811c081e3b4dfb6c2365b2307959549d5017b1 (patch)
treed06f8b4c30f6a0cb385949df62242cd2662e00ed /include
parentafd1bf2773e7b0bcf05fa04c3b7b0c13637b0734 (diff)
MLK-12170-1 mmc: sdhci-esdhc-imx: support setting tuning start point
The delay cells of some SoCs may have less delay value of one cell, for such SoCs, user could set a start delay cell point to skip a few meaningless tuning cells. Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/platform_data/mmc-esdhc-imx.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/platform_data/mmc-esdhc-imx.h b/include/linux/platform_data/mmc-esdhc-imx.h
index 95ccab3f454a..7daa78a2f342 100644
--- a/include/linux/platform_data/mmc-esdhc-imx.h
+++ b/include/linux/platform_data/mmc-esdhc-imx.h
@@ -46,5 +46,6 @@ struct esdhc_platform_data {
bool support_vsel;
unsigned int delay_line;
unsigned int tuning_step; /* The delay cell steps in tuning procedure */
+ unsigned int tuning_start_tap; /* The start delay cell point in tuning procedure */
};
#endif /* __ASM_ARCH_IMX_ESDHC_H */