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authorKever Yang <kever.yang@rock-chips.com>2020-03-04 08:59:50 +0800
committerMarek Vasut <marek.vasut+renesas@gmail.com>2020-03-30 03:48:53 +0200
commitac28e59a574dd231a4787752d923f618587e3d10 (patch)
tree25af956b562bdb145d755f0130e1d6fed992cf89 /drivers/usb/host/dwc3-sti-glue.c
parent2be1130a93059b4ca0af037b896bb998e9907f8b (diff)
usb: Migrate to support live DT for some driver
Use ofnode_ instead of fdt_ APIs so that the drivers can support live DT. This patch updates usb_get_dr_mode() and usb_get_maximum_speed() to use ofnode as parameter instead of fdt offset. And all the drivers who use these APIs update to use live dt APIs at the same time. Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Diffstat (limited to 'drivers/usb/host/dwc3-sti-glue.c')
-rw-r--r--drivers/usb/host/dwc3-sti-glue.c20
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/usb/host/dwc3-sti-glue.c b/drivers/usb/host/dwc3-sti-glue.c
index ad7cf6e6b53..c99a1985cca 100644
--- a/drivers/usb/host/dwc3-sti-glue.c
+++ b/drivers/usb/host/dwc3-sti-glue.c
@@ -10,8 +10,6 @@
#include <asm/io.h>
#include <dm.h>
#include <errno.h>
-#include <fdtdec.h>
-#include <linux/libfdt.h>
#include <dm/lists.h>
#include <regmap.h>
#include <reset-uclass.h>
@@ -109,8 +107,7 @@ static int sti_dwc3_glue_ofdata_to_platdata(struct udevice *dev)
int ret;
u32 reg[4];
- ret = fdtdec_get_int_array(gd->fdt_blob, dev_of_offset(dev),
- "reg", reg, ARRAY_SIZE(reg));
+ ret = ofnode_read_u32_array(dev->node, "reg", reg, ARRAY_SIZE(reg));
if (ret) {
pr_err("unable to find st,stih407-dwc3 reg property(%d)\n", ret);
return ret;
@@ -153,18 +150,15 @@ static int sti_dwc3_glue_ofdata_to_platdata(struct udevice *dev)
static int sti_dwc3_glue_bind(struct udevice *dev)
{
struct sti_dwc3_glue_platdata *plat = dev_get_platdata(dev);
- int dwc3_node;
+ ofnode node, dwc3_node;
- /* check if one subnode is present */
- dwc3_node = fdt_first_subnode(gd->fdt_blob, dev_of_offset(dev));
- if (dwc3_node <= 0) {
- pr_err("Can't find subnode for %s\n", dev->name);
- return -ENODEV;
+ /* Find snps,dwc3 node from subnode */
+ ofnode_for_each_subnode(node, dev->node) {
+ if (ofnode_device_is_compatible(node, "snps,dwc3"))
+ dwc3_node = node;
}
- /* check if the subnode compatible string is the dwc3 one*/
- if (fdt_node_check_compatible(gd->fdt_blob, dwc3_node,
- "snps,dwc3") != 0) {
+ if (!ofnode_valid(node)) {
pr_err("Can't find dwc3 subnode for %s\n", dev->name);
return -ENODEV;
}