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rockchip: usb: Migrate to use ofnode

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Migrate to use ofnode_* instead of fdt_* so that we may able to use live
dt for usb udc driver.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
This commit is contained in:
Kever Yang
2019-10-16 17:13:31 +08:00
parent deebba82d9
commit e76943ca6f
3 changed files with 11 additions and 12 deletions
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14
arch/arm/mach-rockchip/board.c
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@@ -61,28 +61,26 @@ static struct dwc2_plat_otg_data otg_data = {
int board_usb_init(int index, enum usb_init_type init)
{
int node;
ofnode node;
const char *mode;
bool matched = false;
const void *blob = gd->fdt_blob;
/* find the usb_otg node */
node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2");
while (node > 0) {
mode = fdt_getprop(blob, node, "dr_mode", NULL);
node = ofnode_by_compatible(ofnode_null(), "snps,dwc2");
while (ofnode_valid(node)) {
mode = ofnode_read_string(node, "dr_mode");
if (mode && strcmp(mode, "otg") == 0) {
matched = true;
break;
}
node = fdt_node_offset_by_compatible(blob, node, "snps,dwc2");
node = ofnode_by_compatible(node, "snps,dwc2");
}
if (!matched) {
debug("Not found usb_otg device\n");
return -ENODEV;
}
otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
otg_data.regs_otg = ofnode_get_addr(node);
return dwc2_udc_probe(&otg_data);
}