xref: /openbmc/u-boot/include/configs/silk.h (revision 1d6edcbf)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * include/configs/silk.h
4  *     This file is silk board configuration.
5  *
6  * Copyright (C) 2015 Renesas Electronics Corporation
7  * Copyright (C) 2015 Cogent Embedded, Inc.
8  */
9 
10 #ifndef __SILK_H
11 #define __SILK_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 
42 #define CONFIG_EXTRA_ENV_SETTINGS	\
43 	"fdt_high=0xffffffff\0"		\
44 	"initrd_high=0xffffffff\0"
45 
46 /* SPL support */
47 #define CONFIG_SPL_TEXT_BASE		0xe6300000
48 #define CONFIG_SPL_STACK		0xe6340000
49 #define CONFIG_SPL_MAX_SIZE		0x4000
50 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x140000
51 #ifdef CONFIG_SPL_BUILD
52 #define CONFIG_CONS_SCIF2
53 #define CONFIG_SH_SCIF_CLK_FREQ		65000000
54 #endif
55 
56 #endif /* __SILK_H */
57