mmc: rockchip: the non-removable property must point to emmc

the non-removable property point to sdcard before, it is wrong,
it must point to emmc, correct it.

Signed-off-by: Lin Huang <hl@rock-chips.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/mmc/rockchip_dw_mmc.c b/drivers/mmc/rockchip_dw_mmc.c
index aeaec6c..9b4268e 100644
--- a/drivers/mmc/rockchip_dw_mmc.c
+++ b/drivers/mmc/rockchip_dw_mmc.c
@@ -52,6 +52,8 @@
 
 	/* use non-removeable as sdcard and emmc as judgement */
 	if (fdtdec_get_bool(gd->fdt_blob, dev->of_offset, "non-removable"))
+		host->dev_index = 0;
+	else
 		host->dev_index = 1;
 
 	return 0;