1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * OMAP5 boot
4 *
5 * Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr>
6 */
7
8#include <common.h>
9#include <asm/io.h>
10#include <asm/omap_common.h>
11#include <spl.h>
12
13static u32 boot_devices[] = {
14#if defined(CONFIG_DRA7XX)
15	BOOT_DEVICE_MMC2,
16	BOOT_DEVICE_NAND,
17	BOOT_DEVICE_MMC1,
18	BOOT_DEVICE_SATA,
19	BOOT_DEVICE_XIP,
20	BOOT_DEVICE_XIP,
21	BOOT_DEVICE_SPI,
22	BOOT_DEVICE_SPI,
23#else
24	BOOT_DEVICE_MMC2,
25	BOOT_DEVICE_NAND,
26	BOOT_DEVICE_MMC1,
27	BOOT_DEVICE_SATA,
28	BOOT_DEVICE_XIP,
29	BOOT_DEVICE_MMC2,
30	BOOT_DEVICE_XIPWAIT,
31#endif
32};
33
34u32 omap_sys_boot_device(void)
35{
36	u32 sys_boot;
37
38	/* Grab the first 4 bits of the status register for SYS_BOOT. */
39	sys_boot = readl((u32 *) (*ctrl)->control_status) & ((1 << 4) - 1);
40
41	if (sys_boot >= (sizeof(boot_devices) / sizeof(u32)))
42		return BOOT_DEVICE_NONE;
43
44	return boot_devices[sys_boot];
45}
46