st/stm32mp1/stm32mp1.c

1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
3  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
10 #include <generic-phy.h>
12 #include <reset.h>
35 int board_usb_init(int index, enum usb_init_type init)  in board_usb_init()  argument
39 	const void *blob = gd->fdt_blob;  in board_usb_init()
47 	node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2");  in board_usb_init()
50 		return -ENODEV;  in board_usb_init()
55 		return -ENODEV;  in board_usb_init()
60 					     "#clock-cells", 0, 0, &args);  in board_usb_init()
62 		debug("usbotg has no clocks defined in the device tree\n");  in board_usb_init()
72 		return -ENODATA;  in board_usb_init()
84 	/* Reset */  in board_usb_init()
86 					     "#reset-cells", 0, 0, &args);  in board_usb_init()
88 		debug("usbotg has no resets defined in the device tree\n");  in board_usb_init()
105 					     "#phy-cells", 0, 0, &args);  in board_usb_init()
114 		phy.id = fdtdec_get_uint(blob, args.node, "reg", -1);  in board_usb_init()
118 			debug("unable to power on the phy\n");  in board_usb_init()
124 			debug("failed to init usb phy\n");  in board_usb_init()
133 		ret = -ENODATA;  in board_usb_init()
138 						     "g-rx-fifo-size", 0);  in board_usb_init()
140 							"g-np-tx-fifo-size", 0);  in board_usb_init()
142 						     "g-tx-fifo-size", 0);  in board_usb_init()
144 	if (!(fdtdec_parse_phandle_with_args(blob, node, "usb33d-supply",  in board_usb_init()
173 int board_usb_cleanup(int index, enum usb_init_type init)  in board_usb_cleanup()  argument
175 	/* Reset usbotg */  in board_usb_cleanup()
192 	gd->bd->bi_boot_params = STM32_DDR_BASE + 0x100;  in board_init()