diff options
Diffstat (limited to 'arch/arm/mach-socfpga/board.c')
-rw-r--r-- | arch/arm/mach-socfpga/board.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm/mach-socfpga/board.c b/arch/arm/mach-socfpga/board.c new file mode 100644 index 00000000000..a41d0899d77 --- /dev/null +++ b/arch/arm/mach-socfpga/board.c @@ -0,0 +1,64 @@ +/* + * Altera SoCFPGA common board code + * + * Copyright (C) 2015 Marek Vasut <marex@denx.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <errno.h> +#include <asm/arch/reset_manager.h> +#include <asm/io.h> + +#include <usb.h> +#include <usb/dwc2_udc.h> + +DECLARE_GLOBAL_DATA_PTR; + +void s_init(void) {} + +/* + * Miscellaneous platform dependent initialisations + */ +int board_init(void) +{ + /* Address of boot parameters for ATAG (if ATAG is used) */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + + return 0; +} + +#ifdef CONFIG_USB_GADGET +struct dwc2_plat_otg_data socfpga_otg_data = { + .usb_gusbcfg = 0x1417, +}; + +int board_usb_init(int index, enum usb_init_type init) +{ + int node[2], count; + fdt_addr_t addr; + + count = fdtdec_find_aliases_for_id(gd->fdt_blob, "udc", + COMPAT_ALTERA_SOCFPGA_DWC2USB, + node, 2); + if (count <= 0) /* No controller found. */ + return 0; + + addr = fdtdec_get_addr(gd->fdt_blob, node[0], "reg"); + if (addr == FDT_ADDR_T_NONE) { + printf("UDC Controller has no 'reg' property!\n"); + return -EINVAL; + } + + /* Patch the address from OF into the controller pdata. */ + socfpga_otg_data.regs_otg = addr; + + return dwc2_udc_probe(&socfpga_otg_data); +} + +int g_dnl_board_usb_cable_connected(void) +{ + return 1; +} +#endif |