rockchip: Init driver otg_data for rk3288 usb phy

RK3288 needs to init the otg_data in board level to make the phy driver
work.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>

diff --git a/arch/arm/mach-rockchip/board.c b/arch/arm/mach-rockchip/board.c
index c4b0b9dfe2c5c84f571be29df6102258ee5c8c64..c90eb976d0f71f279a16704b6b43f76c27433397 100644 (file)
--- a/arch/arm/mach-rockchip/board.c
+++ b/arch/arm/mach-rockchip/board.c
@@ -82,6 +82,34 @@ int board_usb_init(int index, enum usb_init_type init)
        }
        otg_data.regs_otg = ofnode_get_addr(node);
 
+#ifdef CONFIG_ROCKCHIP_RK3288
+       int ret;
+       u32 phandle, offset;
+       ofnode phy_node;
+
+       ret = ofnode_read_u32(node, "phys", &phandle);
+       if (ret)
+               return ret;
+
+       node = ofnode_get_by_phandle(phandle);
+       if (!ofnode_valid(node)) {
+               debug("Not found usb phy device\n");
+               return -ENODEV;
+       }
+
+       phy_node = ofnode_get_parent(node);
+       if (!ofnode_valid(node)) {
+               debug("Not found usb phy device\n");
+               return -ENODEV;
+       }
+
+       otg_data.phy_of_node = phy_node;
+       ret = ofnode_read_u32(node, "reg", &offset);
+       if (ret)
+               return ret;
+       otg_data.regs_phy =  offset +
+               (u32)syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
+#endif
        return dwc2_udc_probe(&otg_data);
 }