rockchip: sdhci: update reg map for of-platdata

After Simon's patch, the dtoc can work with 64bit address,
so we need to fix reg number for it.
Depend on Simon's patch set:
https://patchwork.ozlabs.org/cover/807266/

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
diff --git a/drivers/mmc/rockchip_sdhci.c b/drivers/mmc/rockchip_sdhci.c
index 346a42c..0f31dfc 100644
--- a/drivers/mmc/rockchip_sdhci.c
+++ b/drivers/mmc/rockchip_sdhci.c
@@ -45,7 +45,7 @@
 	struct dtd_rockchip_rk3399_sdhci_5_1 *dtplat = &plat->dtplat;
 
 	host->name = dev->name;
-	host->ioaddr = map_sysmem(dtplat->reg[1], dtplat->reg[3]);
+	host->ioaddr = map_sysmem(dtplat->reg[0], dtplat->reg[1]);
 	max_frequency = dtplat->max_frequency;
 	ret = clk_get_by_index_platdata(dev, 0, dtplat->clocks, &clk);
 #else