diff options
| author | Diwakar Sharma <diwakar.sharma@in.bosch.com> | 2018-04-10 12:30:32 +0530 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-05-02 15:08:39 +0200 |
| commit | 8ccd66f258cd79420102f3735b3bc8d974a22088 (patch) | |
| tree | 7a2ead5f46c966df92c918463a51c28546f05e71 /drivers/mmc/core | |
| parent | ebc5a1bf4f2afc2f2b348320dcfb45a8c0ac3de5 (diff) | |
| download | linux-8ccd66f258cd79420102f3735b3bc8d974a22088.tar.bz2 | |
mmc: core: sdio: Set SDIO clock of SDR104 to 150MHz for Marvell 8887 chip
This patch uses limit clock rate quirk to reduce clock rate
for "SDR104" mode on IMX side for Marvell 8887
WiFi + Bluetooth chip side, as Marvell does not recommend
to use SDIO at the speed of higher than 150MHz.
Signed-off-by: Diwakar Sharma <diwakar.sharma@in.bosch.com>
Signed-off-by: Harish Jenny K N <harish_kandiga@mentor.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/core')
| -rw-r--r-- | drivers/mmc/core/quirks.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/core/quirks.h b/drivers/mmc/core/quirks.h index 5153577754f0..dd2f73af8f2c 100644 --- a/drivers/mmc/core/quirks.h +++ b/drivers/mmc/core/quirks.h @@ -132,6 +132,9 @@ static const struct mmc_fixup sdio_fixup_methods[] = { SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797_F0, add_quirk, MMC_QUIRK_BROKEN_IRQ_POLLING), + SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8887WLAN, + add_limit_rate_quirk, 150000000), + END_FIXUP }; |