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/openbmc/linux/drivers/mmc/host/ |
H A D | sdhci-sprd.c | 87a395c2 Tue Jun 04 03:14:26 CDT 2019 Baolin Wang <baolin.wang@linaro.org> mmc: sdhci-sprd: Enable PHY DLL to make clock stable
For the Spreadtrum SD host controller, when we changed the clock to be more than 52M, we should enable the PHY DLL which is used to track the clock frequency to make the clock work more stable. Otherwise deviation may occur of the higher clock.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> 87a395c2 Tue Jun 04 03:14:26 CDT 2019 Baolin Wang <baolin.wang@linaro.org> mmc: sdhci-sprd: Enable PHY DLL to make clock stable For the Spreadtrum SD host controller, when we changed the clock to be more than 52M, we should enable the PHY DLL which is used to track the clock frequency to make the clock work more stable. Otherwise deviation may occur of the higher clock. Signed-off-by: Baolin Wang <baolin.wang@linaro.org> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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