rockchip: sdhci: Convert to livetree

Update the Rockchip SDHCI wrapper to support a live device tree.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

Version-changes: 2
- use the dev_read_addr_ptr function in	rockchip_sdhci.c

drivers/mmc/rockchip_sdhci.c

@@ -9,7 +9,6 @@
 #include <common.h>
 #include <dm.h>
 #include <dt-structs.h>
-#include <fdtdec.h>
 #include <libfdt.h>
 #include <malloc.h>
 #include <mapmem.h>
@@ -82,7 +81,7 @@ static int arasan_sdhci_ofdata_to_platdata(struct udevice *dev)
 	struct sdhci_host *host = dev_get_priv(dev);
 
 	host->name = dev->name;
-	host->ioaddr = devfdt_get_addr_ptr(dev);
+	host->ioaddr = dev_read_addr_ptr(dev);
 #endif
 
 	return 0;