1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2011 Andes Technology Corporation
4 * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
5 * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
11 #include <asm/arch-ae3xx/ae3xx.h>
14 * CPU and Board Configuration Options
16 #define CONFIG_USE_INTERRUPT
18 #define CONFIG_SKIP_LOWLEVEL_INIT
20 #define CONFIG_SKIP_TRUNOFF_WATCHDOG
22 #define CONFIG_ARCH_MAP_SYSMEM
24 #define CONFIG_BOOTP_SEND_HOSTNAME
25 #define CONFIG_BOOTP_SERVERIP
27 #ifdef CONFIG_SKIP_LOWLEVEL_INIT
28 #ifdef CONFIG_OF_CONTROL
29 #undef CONFIG_OF_SEPARATE
30 #define CONFIG_OF_EMBED
37 #define CONFIG_SYS_CLK_FREQ 39062500
38 #define VERSION_CLOCK CONFIG_SYS_CLK_FREQ
41 * Use Externel CLOCK or PCLK
43 #undef CONFIG_FTRTC010_EXTCLK
45 #ifndef CONFIG_FTRTC010_EXTCLK
46 #define CONFIG_FTRTC010_PCLK
49 #ifdef CONFIG_FTRTC010_EXTCLK
50 #define TIMER_CLOCK 32768 /* CONFIG_FTRTC010_EXTCLK */
52 #define TIMER_CLOCK CONFIG_SYS_HZ /* CONFIG_FTRTC010_PCLK */
55 #define TIMER_LOAD_VAL 0xffffffff
60 #define CONFIG_RTC_FTRTC010
63 * Real Time Clock Divider
64 * RTC_DIV_COUNT (OSC_CLK/OSC_5MHZ)
66 #define OSC_5MHZ (5*1000000)
67 #define OSC_CLK (4*OSC_5MHZ)
68 #define RTC_DIV_COUNT (0.5) /* Why?? */
71 * Serial console configuration
74 /* FTUART is a high speed NS 16C550A compatible UART, addr: 0x99600000 */
75 #define CONFIG_SYS_NS16550_SERIAL
76 #define CONFIG_SYS_NS16550_COM1 CONFIG_FTUART010_02_BASE
77 #ifndef CONFIG_DM_SERIAL
78 #define CONFIG_SYS_NS16550_REG_SIZE -4
80 #define CONFIG_SYS_NS16550_CLK ((18432000 * 20) / 25) /* AG101P */
83 * Miscellaneous configurable options
87 * Size of malloc() pool
89 /* 512kB is suggested, (CONFIG_ENV_SIZE + 128 * 1024) was not enough */
90 #define CONFIG_SYS_MALLOC_LEN (512 << 10)
95 #define PHYS_SDRAM_0 0x00000000 /* SDRAM Bank #1 */
97 #define PHYS_SDRAM_1 \
98 (PHYS_SDRAM_0 + PHYS_SDRAM_0_SIZE) /* SDRAM Bank #2 */
100 #define CONFIG_NR_DRAM_BANKS 2 /* we have 2 bank of DRAM */
102 #define PHYS_SDRAM_0_SIZE 0x20000000 /* 512 MB */
103 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
105 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_0
107 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0xA0000 - \
108 GENERATED_GBL_DATA_SIZE)
111 * Load address and memory test area should agree with
112 * arch/nds32/config.mk. Be careful not to overwrite U-Boot itself.
114 #define CONFIG_SYS_LOAD_ADDR 0x300000
116 /* memtest works on 63 MB in DRAM */
117 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_0
118 #define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_0 + 0x03F00000)
121 * Static memory controller configuration
123 #define CONFIG_FTSMC020
125 #ifdef CONFIG_FTSMC020
126 #include <faraday/ftsmc020.h>
128 #define CONFIG_SYS_FTSMC020_CONFIGS { \
129 { FTSMC020_BANK0_CONFIG, FTSMC020_BANK0_TIMING, }, \
130 { FTSMC020_BANK1_CONFIG, FTSMC020_BANK1_TIMING, }, \
133 #ifndef CONFIG_SKIP_LOWLEVEL_INIT /* FLASH is on BANK 0 */
134 #define FTSMC020_BANK0_LOWLV_CONFIG (FTSMC020_BANK_ENABLE | \
135 FTSMC020_BANK_SIZE_32M | \
136 FTSMC020_BANK_MBW_32)
138 #define FTSMC020_BANK0_LOWLV_TIMING (FTSMC020_TPR_RBE | \
139 FTSMC020_TPR_AST(1) | \
140 FTSMC020_TPR_CTW(1) | \
141 FTSMC020_TPR_ATI(1) | \
142 FTSMC020_TPR_AT2(1) | \
143 FTSMC020_TPR_WTC(1) | \
144 FTSMC020_TPR_AHT(1) | \
145 FTSMC020_TPR_TRNA(1))
149 * FLASH on ADP_AG101P is connected to BANK0
150 * Just disalbe the other BANK to avoid detection error.
152 #define FTSMC020_BANK0_CONFIG (FTSMC020_BANK_ENABLE | \
153 FTSMC020_BANK_BASE(PHYS_FLASH_1) | \
154 FTSMC020_BANK_SIZE_32M | \
155 FTSMC020_BANK_MBW_32)
157 #define FTSMC020_BANK0_TIMING (FTSMC020_TPR_AST(3) | \
158 FTSMC020_TPR_CTW(3) | \
159 FTSMC020_TPR_ATI(0xf) | \
160 FTSMC020_TPR_AT2(3) | \
161 FTSMC020_TPR_WTC(3) | \
162 FTSMC020_TPR_AHT(3) | \
163 FTSMC020_TPR_TRNA(0xf))
165 #define FTSMC020_BANK1_CONFIG (0x00)
166 #define FTSMC020_BANK1_TIMING (0x00)
167 #endif /* CONFIG_FTSMC020 */
170 * FLASH and environment organization
172 /* use CFI framework */
173 #define CONFIG_SYS_FLASH_CFI
174 #define CONFIG_FLASH_CFI_DRIVER
176 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
177 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
178 #define CONFIG_SYS_CFI_FLASH_STATUS_POLL
181 #ifdef CONFIG_CFI_FLASH
182 #define CONFIG_SYS_MAX_FLASH_BANKS_DETECT 1
185 /* Do not use CONFIG_FLASH_CFI_LEGACY to detect on board flash */
186 #define PHYS_FLASH_1 0x88000000 /* BANK 0 */
187 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
188 #define CONFIG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1, }
189 #define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
191 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* TO for Flash Erase (ms) */
192 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* TO for Flash Write (ms) */
194 /* max number of memory banks */
196 * There are 4 banks supported for this Controller,
197 * but we have only 1 bank connected to flash on board
199 #ifndef CONFIG_SYS_MAX_FLASH_BANKS_DETECT
200 #define CONFIG_SYS_MAX_FLASH_BANKS 1
202 #define CONFIG_SYS_FLASH_BANKS_SIZES {0x4000000}
204 /* max number of sectors on one chip */
205 #define CONFIG_FLASH_SECTOR_SIZE (0x10000*2)
206 #define CONFIG_SYS_MAX_FLASH_SECT 512
209 #define CONFIG_ENV_SPI_BUS 0
210 #define CONFIG_ENV_SPI_CS 0
211 #define CONFIG_ENV_SPI_MAX_HZ 50000000
212 #define CONFIG_ENV_SPI_MODE 0
213 #define CONFIG_ENV_SECT_SIZE 0x1000
214 #define CONFIG_ENV_OFFSET 0x140000
215 #define CONFIG_ENV_SIZE 8192
216 #define CONFIG_ENV_OVERWRITE
220 #define CONFIG_SF_DEFAULT_BUS 0
221 #define CONFIG_SF_DEFAULT_CS 0
222 #define CONFIG_SF_DEFAULT_SPEED 1000000
223 #define CONFIG_SF_DEFAULT_MODE 0
226 * For booting Linux, the board info and command line data
227 * have to be in the first 16 MB of memory, since this is
228 * the maximum mapped by the Linux kernel during initialization.
231 /* Initial Memory map for Linux*/
232 #define CONFIG_SYS_BOOTMAPSZ (64 << 20)
233 /* Increase max gunzip size */
234 #define CONFIG_SYS_BOOTM_LEN (64 << 20)
236 #endif /* __CONFIG_H */