On Thu, Sep 15, 2016 at 01:52:26PM +0200, Geert Uytterhoeven wrote:
> Hi Wolfram,
> 
> On Wed, Sep 14, 2016 at 7:05 PM, Wolfram Sang
> <wsa+rene...@sang-engineering.com> wrote:
> > The DTS changes for R-Car Gen3 will come via a seperate series. Note that
> > 'non-removable' is not supported yet because of Runtime PM issues. It seems 
> > we
> > need to overhaul Runtime PM handling for other reasons as well, so I suggest
> > the basic support goes in like this and DTS do not use 'non-removable' for 
> > now.
> 
> DT describes the hardware, not current limitations of the software.
> Hence IMHO you should add the "non-removable" property to the DTS, and
> work around its non-functioning in software.

@Ulf: Would you accept such a workaround for a while?

diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index f21c92ec7121cc..5ab8af294f7c40 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -1154,6 +1154,10 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host,
                                  !mmc_card_is_removable(mmc) ||
                                  mmc->slot.cd_irq >= 0);
 
+       /* Workaround for NONREMOVABLE until we fix RuntimePM handling */
+       if (pdata->flags & TMIO_MMC_MIN_RCAR2)
+               _host->native_hotplug = true;
+
        if (tmio_mmc_clk_enable(_host) < 0) {
                mmc->f_max = pdata->hclk;
                mmc->f_min = mmc->f_max / 512;

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