xref: /openbmc/u-boot/include/configs/alt.h (revision 1f154a63)
1 /*
2  * include/configs/alt.h
3  *     This file is alt board configuration.
4  *
5  * Copyright (C) 2014 Renesas Electronics Corporation
6  *
7  * SPDX-License-Identifier: GPL-2.0
8  */
9 
10 #ifndef __ALT_H
11 #define __ALT_H
12 
13 #include "rcar-gen2-common.h"
14 
15 #define CONFIG_SYS_INIT_SP_ADDR		0x4f000000
16 #define STACK_AREA_SIZE			0x00100000
17 #define LOW_LEVEL_MERAM_STACK \
18 		(CONFIG_SYS_INIT_SP_ADDR + STACK_AREA_SIZE - 4)
19 
20 /* MEMORY */
21 #define RCAR_GEN2_SDRAM_BASE		0x40000000
22 #define RCAR_GEN2_SDRAM_SIZE		(1024u * 1024 * 1024)
23 #define RCAR_GEN2_UBOOT_SDRAM_SIZE	(512 * 1024 * 1024)
24 
25 /* FLASH */
26 #define CONFIG_SPI_FLASH_QUAD
27 
28 /* SH Ether */
29 #define CONFIG_SH_ETHER_USE_PORT	0
30 #define CONFIG_SH_ETHER_PHY_ADDR	0x1
31 #define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_RMII
32 #define CONFIG_SH_ETHER_CACHE_WRITEBACK
33 #define CONFIG_SH_ETHER_CACHE_INVALIDATE
34 #define CONFIG_SH_ETHER_ALIGNE_SIZE	64
35 #define CONFIG_BITBANGMII
36 #define CONFIG_BITBANGMII_MULTI
37 
38 /* Board Clock */
39 #define RMOBILE_XTAL_CLK	20000000u
40 #define CONFIG_SYS_CLK_FREQ	RMOBILE_XTAL_CLK
41 #define CONFIG_SH_TMU_CLK_FREQ	(CONFIG_SYS_CLK_FREQ / 2)
42 
43 #define CONFIG_SYS_TMU_CLK_DIV	4
44 
45 #define CONFIG_EXTRA_ENV_SETTINGS	\
46 	"fdt_high=0xffffffff\0"		\
47 	"initrd_high=0xffffffff\0"
48 
49 /* SPL support */
50 #define CONFIG_SPL_TEXT_BASE		0xe6300000
51 #define CONFIG_SPL_STACK		0xe6340000
52 #define CONFIG_SPL_MAX_SIZE		0x4000
53 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x140000
54 #ifdef CONFIG_SPL_BUILD
55 #define CONFIG_CONS_SCIF2
56 #define CONFIG_SH_SCIF_CLK_FREQ		65000000
57 #endif
58 
59 #endif /* __ALT_H */
60