mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-30 00:21:06 +00:00
a187559e3d
Correct spelling of "U-Boot" shall be used in all written text (documentation, comments in source files etc.). Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Heiko Schocher <hs@denx.de> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Minkyu Kang <mk7.kang@samsung.com>
70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2012 The Chromium OS Authors.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#ifndef __ASM_ARCH_EXYNOS_SPL_H__
|
|
#define __ASM_ARCH_EXYNOS_SPL_H__
|
|
|
|
#include <asm/arch/dmc.h>
|
|
#include <asm/arch/power.h>
|
|
|
|
#ifndef __ASSEMBLY__
|
|
/* Parameters of early board initialization in SPL */
|
|
struct spl_machine_param {
|
|
/* Add fields as and when required */
|
|
u32 signature;
|
|
u32 version; /* Version number */
|
|
u32 size; /* Size of block */
|
|
/**
|
|
* Parameters we expect, in order, terminated with \0. Each parameter
|
|
* is a single character representing one 32-bit word in this
|
|
* structure.
|
|
*
|
|
* Valid characters in this string are:
|
|
*
|
|
* Code Name
|
|
* v mem_iv_size
|
|
* m mem_type
|
|
* u uboot_size
|
|
* b boot_source
|
|
* f frequency_mhz (memory frequency in MHz)
|
|
* a ARM clock frequency in MHz
|
|
* s serial base address
|
|
* i i2c base address for early access (meant for PMIC)
|
|
* r board rev GPIO numbers used to read board revision
|
|
* (lower halfword=bit 0, upper=bit 1)
|
|
* M Memory Manufacturer name
|
|
* \0 termination
|
|
*/
|
|
char params[12]; /* Length must be word-aligned */
|
|
u32 mem_iv_size; /* Memory channel interleaving size */
|
|
enum ddr_mode mem_type; /* Type of on-board memory */
|
|
/*
|
|
* U-Boot size - The iROM mmc copy function used by the SPL takes a
|
|
* block count paramter to describe the U-Boot size unlike the spi
|
|
* boot copy function which just uses the U-Boot size directly. Align
|
|
* the U-Boot size to block size (512 bytes) when populating the SPL
|
|
* table only for mmc boot.
|
|
*/
|
|
u32 uboot_size;
|
|
unsigned boot_source; /* Boot device */
|
|
unsigned frequency_mhz; /* Frequency of memory in MHz */
|
|
unsigned arm_freq_mhz; /* ARM Frequency in MHz */
|
|
u32 serial_base; /* Serial base address */
|
|
u32 i2c_base; /* i2c base address */
|
|
u32 board_rev_gpios; /* Board revision GPIOs */
|
|
enum mem_manuf mem_manuf; /* Memory Manufacturer */
|
|
} __attribute__((__packed__));
|
|
#endif
|
|
|
|
/**
|
|
* Validate signature and return a pointer to the parameter table. If the
|
|
* signature is invalid, call panic() and never return.
|
|
*
|
|
* @return pointer to the parameter table if signature matched or never return.
|
|
*/
|
|
struct spl_machine_param *spl_get_machine_params(void);
|
|
|
|
#endif /* __ASM_ARCH_EXYNOS_SPL_H__ */
|