On 4 September 2014 09:18, Yunpeng Gao <yunpeng.gao@xxxxxxxxx> wrote:
> Due to HW issue, SDHCI host controller on Intel
> Baytrail/Merrifield platforms can not use preset
> register. So, disable preset registers for them by quirks.
>
> Signed-off-by: Yunpeng Gao <yunpeng.gao@xxxxxxxxx>
> Signed-off-by: Chuanxiao Dong <chuanxiao.dong@xxxxxxxxx>
Thanks! Applied for next!
Kind regards
Uffe
> ---
> drivers/mmc/host/sdhci-pci.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
> index ff9ab62..580073b 100644
> --- a/drivers/mmc/host/sdhci-pci.c
> +++ b/drivers/mmc/host/sdhci-pci.c
> @@ -287,13 +287,15 @@ static const struct sdhci_pci_fixes sdhci_intel_byt_emmc = {
> };
>
> static const struct sdhci_pci_fixes sdhci_intel_byt_sdio = {
> - .quirks2 = SDHCI_QUIRK2_HOST_OFF_CARD_ON,
> + .quirks2 = SDHCI_QUIRK2_HOST_OFF_CARD_ON |
> + SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
> .allow_runtime_pm = true,
> .probe_slot = byt_sdio_probe_slot,
> };
>
> static const struct sdhci_pci_fixes sdhci_intel_byt_sd = {
> - .quirks2 = SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON,
> + .quirks2 = SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON |
> + SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
> .allow_runtime_pm = true,
> .own_cd_for_runtime_pm = true,
> };
> @@ -317,7 +319,8 @@ static int intel_mrfl_mmc_probe_slot(struct sdhci_pci_slot *slot)
>
> static const struct sdhci_pci_fixes sdhci_intel_mrfl_mmc = {
> .quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
> - .quirks2 = SDHCI_QUIRK2_BROKEN_HS200,
> + .quirks2 = SDHCI_QUIRK2_BROKEN_HS200 |
> + SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
> .allow_runtime_pm = true,
> .probe_slot = intel_mrfl_mmc_probe_slot,
> };
> --
> 1.7.9.5
>
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