diff options
Diffstat (limited to 'drivers/mmc/renesas-sdhi.c')
| -rw-r--r-- | drivers/mmc/renesas-sdhi.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c index d6b3bfbadc..521574387b 100644 --- a/drivers/mmc/renesas-sdhi.c +++ b/drivers/mmc/renesas-sdhi.c @@ -41,6 +41,19 @@ static const struct udevice_id renesas_sdhi_match[] = { static int renesas_sdhi_probe(struct udevice *dev) { u32 quirks = dev_get_driver_data(dev); + struct fdt_resource reg_res; + DECLARE_GLOBAL_DATA_PTR; + int ret; + + ret = fdt_get_resource(gd->fdt_blob, dev_of_offset(dev), "reg", + 0, ®_res); + if (ret < 0) { + dev_err(dev, "\"reg\" resource not found, ret=%i\n", ret); + return ret; + } + + if (quirks == 0 && fdt_resource_size(®_res) == 0x100) + quirks = MATSU_SD_CAP_16BIT; return matsu_sd_probe(dev, quirks); } |