On 9 December 2014 at 09:40, Alessio Igor Bogani
<alessio.bogani@xxxxxxxxxx> wrote:
> The commit 0718e59ae259 ("mmc: sdhci: move FSL ESDHC reset handling quirk into
> esdhc code") states that Freescale esdhc is the only controller which needs
> the interrupt registers restored after a reset. So it moves
> SDHCI_QUIRK_RESTORE_IRQS_AFTER_RESET quirk handling code into the
> esdhc-imx driver only. Unfortunately the same controller is used in
> other boards which use the of-esdhc driver instead (like powerpc P2020).
>
> Restore interrupts after reset in the sdhci-of-esdhc driver also.
>
> Signed-off-by: Alessio Igor Bogani <alessio.bogani@xxxxxxxxxx>
Thanks! Queued for 3.20.
Next time, please bump the version when sending an updated patch.
Kind regards
Uffe
> ---
> drivers/mmc/host/sdhci-of-esdhc.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
> index 8872c85..4a654d4 100644
> --- a/drivers/mmc/host/sdhci-of-esdhc.c
> +++ b/drivers/mmc/host/sdhci-of-esdhc.c
> @@ -276,6 +276,14 @@ static void esdhc_pltfm_set_bus_width(struct sdhci_host *host, int width)
> ESDHC_CTRL_BUSWIDTH_MASK, ctrl);
> }
>
> +static void esdhc_reset(struct sdhci_host *host, u8 mask)
> +{
> + sdhci_reset(host, mask);
> +
> + sdhci_writel(host, host->ier, SDHCI_INT_ENABLE);
> + sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE);
> +}
> +
> static const struct sdhci_ops sdhci_esdhc_ops = {
> .read_l = esdhc_readl,
> .read_w = esdhc_readw,
> @@ -290,7 +298,7 @@ static const struct sdhci_ops sdhci_esdhc_ops = {
> .platform_init = esdhc_of_platform_init,
> .adma_workaround = esdhci_of_adma_workaround,
> .set_bus_width = esdhc_pltfm_set_bus_width,
> - .reset = sdhci_reset,
> + .reset = esdhc_reset,
> .set_uhs_signaling = sdhci_set_uhs_signaling,
> };
>
> --
> 2.1.3
>
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