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Polling SDIO_CCCR_INTx could create a fake interrupt with Marvell SD8797 card. Add a quirk to handle this case. The fixup here is to issue a dummy CMD52 read to function 0 register 0xff, and this dummy read must be right after SDIO_CCCR_INTx is read. Patch has been verified on a dw_mmc controller (Samsung Chromebook) with MMC_CAP_SDIO_IRQ disabled. Signed-off-by: Bing Zhao <bzhao@marvell.com> Reviewed-by: Paul Stewart <pstew@chromium.org> Reviewed-by: Doug Anderson <dianders@chromium.org> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Chris Ball <chris@printf.net> |
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| .. | ||
| boot.h | ||
| card.h | ||
| core.h | ||
| dw_mmc.h | ||
| host.h | ||
| mmc.h | ||
| pm.h | ||
| sd.h | ||
| sdhci-pci-data.h | ||
| sdhci-spear.h | ||
| sdhci.h | ||
| sdio_func.h | ||
| sdio_ids.h | ||
| sdio.h | ||
| sh_mmcif.h | ||
| sh_mobile_sdhi.h | ||
| slot-gpio.h | ||
| tmio.h | ||