Re: [PATCH 1/2] mmc: omap_hsmmc: Add support for slot-name property in DT

[Arnd Bergmann]

On Saturday 02 January 2016 16:22:03 Pali Rohár wrote:
> On Monday 28 December 2015 15:55:28 Arnd Bergmann wrote:
> > On Monday 28 December 2015 15:54:35 Pali Rohár wrote:
> > > > 
> > > > I mean you can add the platform data to the omap_auxdata_lookup[]
> > > > table for this board.
> > > 
> > > But can I mix data from omap3-n900.dts and omap_auxdata_lookup[]?
> > 
> Hm... looks like it is not possible. omap_hsmmc driver ignores any 
> supplied platform data if there are device tree data. So array 
> omap_auxdata_lookup[] does not help.

Obviously you need to the driver to work with that setting. Maybe
something as simple as

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index e06b1881b6a1..4fa35fc84b8b 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -2006,7 +2006,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev)
 	void __iomem *base;
 
 	match = of_match_device(of_match_ptr(omap_mmc_of_match), &pdev->dev);
-	if (match) {
+	if (!pdata && match) {
 		pdata = of_get_hsmmc_pdata(&pdev->dev);
 
 		if (IS_ERR(pdata))


	Arnd
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