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 ---
arch/arm/mach-rockchip/board.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+)
diff --git a/arch/arm/mach-rockchip/board.c b/arch/arm/mach-rockchip/board.c index c4b0b9dfe2..c90eb976d0 100644 --- 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); }