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SubjectRe: [PATCH 1/2] mmc: sdhci-of-at91: add quirk for broken HS200
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On 8/08/19 11:35 AM, Eugen.Hristev@microchip.com wrote:
> From: Eugen Hristev <eugen.hristev@microchip.com>
>
> HS200 is not implemented in the driver, but the controller claims it
> through caps.
> Remove it via quirk.
> Without this quirk, the mmc core will try to enable hs200, which will fail,
> and the eMMC initialization will fail.
>
> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>

Acked-by: Adrian Hunter <adrian.hunter@intel.com>

> ---
> drivers/mmc/host/sdhci-of-at91.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
> index 57fe3b2..3a8c6d8 100644
> --- a/drivers/mmc/host/sdhci-of-at91.c
> +++ b/drivers/mmc/host/sdhci-of-at91.c
> @@ -370,6 +370,9 @@ static int sdhci_at91_probe(struct platform_device *pdev)
> pm_runtime_set_autosuspend_delay(&pdev->dev, 50);
> pm_runtime_use_autosuspend(&pdev->dev);
>
> + /* HS200 is broken at this moment */
> + host->quirks2 = SDHCI_QUIRK2_BROKEN_HS200;
> +
> ret = sdhci_add_host(host);
> if (ret)
> goto pm_runtime_disable;
>

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