1983e3700STom Rini /*
2983e3700STom Rini * OMAP5 boot
3983e3700STom Rini *
4983e3700STom Rini * Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr>
5983e3700STom Rini *
6983e3700STom Rini * SPDX-License-Identifier: GPL-2.0+
7983e3700STom Rini */
8983e3700STom Rini
9983e3700STom Rini #include <common.h>
10983e3700STom Rini #include <asm/io.h>
11983e3700STom Rini #include <asm/omap_common.h>
12983e3700STom Rini #include <spl.h>
13983e3700STom Rini
14983e3700STom Rini static u32 boot_devices[] = {
15*3891a54fSNishanth Menon #if defined(CONFIG_DRA7XX)
16983e3700STom Rini BOOT_DEVICE_MMC2,
17983e3700STom Rini BOOT_DEVICE_NAND,
18983e3700STom Rini BOOT_DEVICE_MMC1,
19983e3700STom Rini BOOT_DEVICE_SATA,
20983e3700STom Rini BOOT_DEVICE_XIP,
21983e3700STom Rini BOOT_DEVICE_XIP,
22983e3700STom Rini BOOT_DEVICE_SPI,
23983e3700STom Rini BOOT_DEVICE_SPI,
24983e3700STom Rini #else
25983e3700STom Rini BOOT_DEVICE_MMC2,
26983e3700STom Rini BOOT_DEVICE_NAND,
27983e3700STom Rini BOOT_DEVICE_MMC1,
28983e3700STom Rini BOOT_DEVICE_SATA,
29983e3700STom Rini BOOT_DEVICE_XIP,
30983e3700STom Rini BOOT_DEVICE_MMC2,
31983e3700STom Rini BOOT_DEVICE_XIPWAIT,
32983e3700STom Rini #endif
33983e3700STom Rini };
34983e3700STom Rini
omap_sys_boot_device(void)35983e3700STom Rini u32 omap_sys_boot_device(void)
36983e3700STom Rini {
37983e3700STom Rini u32 sys_boot;
38983e3700STom Rini
39983e3700STom Rini /* Grab the first 4 bits of the status register for SYS_BOOT. */
40983e3700STom Rini sys_boot = readl((u32 *) (*ctrl)->control_status) & ((1 << 4) - 1);
41983e3700STom Rini
42983e3700STom Rini if (sys_boot >= (sizeof(boot_devices) / sizeof(u32)))
43983e3700STom Rini return BOOT_DEVICE_NONE;
44983e3700STom Rini
45983e3700STom Rini return boot_devices[sys_boot];
46983e3700STom Rini }
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