1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Sysam stmark2 board configuration
4 *
5 * (C) Copyright 2017  Angelo Dureghello <angelo@sysam.it>
6 */
7
8#ifndef __STMARK2_CONFIG_H
9#define __STMARK2_CONFIG_H
10
11#define CFG_SYS_UART_PORT		0
12
13#define LDS_BOARD_TEXT						\
14	board/sysam/stmark2/sbf_dram_init.o (.text*)
15
16#define CFG_EXTRA_ENV_SETTINGS				\
17	"kern_size=0x700000\0"					\
18	"loadaddr=0x40001000\0"					\
19		"-(rootfs)\0"					\
20	"update_uboot=loady ${loadaddr}; "			\
21		"sf probe 0:1 50000000; "			\
22		"sf erase 0 0x80000; "				\
23		"sf write ${loadaddr} 0 ${filesize}\0"		\
24	"update_kernel=loady ${loadaddr}; "			\
25		"setenv kern_size ${filesize}; saveenv; "	\
26		"sf probe 0:1 50000000; "			\
27		"sf erase 0x100000 0x700000; "			\
28		"sf write ${loadaddr} 0x100000 ${filesize}\0"	\
29	"update_rootfs=loady ${loadaddr}; "			\
30		"sf probe 0:1 50000000; "			\
31		"sf erase 0x00800000 0x100000; "		\
32		"sf write ${loadaddr} 0x00800000 ${filesize}\0"	\
33	""
34
35#define CFG_SYS_SBFHDR_SIZE		0x7
36
37/* Input, PCI, Flexbus, and VCO */
38
39#define CFG_PRAM			2048	/* 2048 KB */
40
41#define CFG_SYS_MBAR			0xFC000000
42
43/*
44 * Definitions for initial stack pointer and data area (in internal SRAM)
45 */
46#define CFG_SYS_INIT_RAM_ADDR	0x80000000
47/* End of used area in internal SRAM */
48#define CFG_SYS_INIT_RAM_SIZE	0x10000
49#define CFG_SYS_INIT_RAM_CTRL	0x221
50#define CFG_SYS_INIT_SP_OFFSET	((CFG_SYS_INIT_RAM_SIZE - \
51					GENERATED_GBL_DATA_SIZE) - 32)
52#define CFG_SYS_SBFHDR_DATA_OFFSET	(CFG_SYS_INIT_RAM_SIZE - 32)
53
54/*
55 * Start addresses for the final memory configuration
56 * (Set up by the startup code)
57 * Please note that CFG_SYS_SDRAM_BASE _must_ start at 0
58 */
59#define CFG_SYS_SDRAM_BASE		0x40000000
60#define CFG_SYS_SDRAM_SIZE		128	/* SDRAM size in MB */
61
62#define CFG_SYS_DRAM_TEST
63
64/* Reserve 256 kB for Monitor */
65
66/*
67 * For booting Linux, the board info and command line data
68 * have to be in the first 8 MB of memory, since this is
69 * the maximum mapped by the Linux kernel during initialization ??
70 */
71/* Initial Memory map for Linux */
72#define CFG_SYS_BOOTMAPSZ		(CFG_SYS_SDRAM_BASE + \
73					(CFG_SYS_SDRAM_SIZE << 20))
74
75/* Configuration for environment
76 * Environment is embedded in u-boot in the second sector of the flash
77 */
78
79/* Cache Configuration */
80#define ICACHE_STATUS			(CFG_SYS_INIT_RAM_ADDR + \
81					 CFG_SYS_INIT_RAM_SIZE - 8)
82#define DCACHE_STATUS			(CFG_SYS_INIT_RAM_ADDR + \
83					 CFG_SYS_INIT_RAM_SIZE - 4)
84#define CFG_SYS_ICACHE_INV		(CF_CACR_BCINVA + CF_CACR_ICINVA)
85#define CFG_SYS_DCACHE_INV		(CF_CACR_DCINVA)
86#define CFG_SYS_CACHE_ACR2		(CFG_SYS_SDRAM_BASE | \
87					 CF_ADDRMASK(CFG_SYS_SDRAM_SIZE) | \
88					 CF_ACR_EN | CF_ACR_SM_ALL)
89#define CFG_SYS_CACHE_ICACR		(CF_CACR_BEC | CF_CACR_IEC | \
90					 CF_CACR_ICINVA | CF_CACR_EUSP)
91#define CFG_SYS_CACHE_DCACR		((CFG_SYS_CACHE_ICACR | \
92					 CF_CACR_DEC | CF_CACR_DDCM_P | \
93					 CF_CACR_DCINVA) & ~CF_CACR_ICINVA)
94
95#define CACR_STATUS			(CFG_SYS_INIT_RAM_ADDR + \
96					CFG_SYS_INIT_RAM_SIZE - 12)
97
98
99#define CFG_SYS_I2C_0
100
101#endif /* __STMARK2_CONFIG_H */
102