2 * (C) Copyright 2000-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * (C) Copyright 2005-2007
6 * Beijing UD Technology Co., Ltd., taihusupport@amcc.com
8 * SPDX-License-Identifier: GPL-2.0+
15 #define CONFIG_405EP 1 /* this is a PPC405 CPU */
16 #define CONFIG_TAIHU 1 /* on a taihu board */
18 #define CONFIG_SYS_TEXT_BASE 0xFFFC0000
21 * Include common defines/options for all AMCC eval boards
23 #define CONFIG_HOSTNAME taihu
24 #include "amcc-common.h"
26 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f */
28 #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
30 #define CONFIG_NO_SERIAL_EEPROM
32 /*----------------------------------------------------------------------------*/
33 #ifdef CONFIG_NO_SERIAL_EEPROM
36 !-------------------------------------------------------------------------------
37 ! PLL settings for 333MHz CPU, 111MHz PLB/SDRAM, 55MHz EBC, 33MHz PCI,
38 ! assuming a 33MHz input clock to the 405EP from the C9531.
39 !-------------------------------------------------------------------------------
41 #define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
42 PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \
43 PLL_MALDIV_1 | PLL_PCIDIV_3)
44 #define PLLMR1_333_111_55_37 (PLL_FBKDIV_10 | \
45 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
46 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
47 #define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
48 PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \
49 PLL_MALDIV_1 | PLL_PCIDIV_1)
50 #define PLLMR1_333_111_55_111 (PLL_FBKDIV_10 | \
51 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
52 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
54 #define PLLMR0_DEFAULT PLLMR0_333_111_55_37
55 #define PLLMR1_DEFAULT PLLMR1_333_111_55_37
56 #define PLLMR0_DEFAULT_PCI66 PLLMR0_333_111_55_111
57 #define PLLMR1_DEFAULT_PCI66 PLLMR1_333_111_55_111
60 /*----------------------------------------------------------------------------*/
62 #define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
65 * Default environment variables
67 #define CONFIG_EXTRA_ENV_SETTINGS \
69 CONFIG_AMCC_DEF_ENV_PPC \
70 CONFIG_AMCC_DEF_ENV_NOR_UPD \
71 "kernel_addr=FC000000\0" \
72 "ramdisk_addr=FC180000\0" \
75 #define CONFIG_PHY_ADDR 0x14 /* PHY address */
76 #define CONFIG_HAS_ETH0
77 #define CONFIG_HAS_ETH1
78 #define CONFIG_PHY1_ADDR 0x10 /* EMAC1 PHY address */
79 #define CONFIG_PHY_RESET 1
82 * Commands additional to the ones defined in amcc-common.h
84 #define CONFIG_CMD_CACHE
85 #define CONFIG_CMD_PCI
86 #define CONFIG_CMD_SDRAM
87 #define CONFIG_CMD_SPI
89 #undef CONFIG_SPD_EEPROM /* use SPD EEPROM for setup */
90 #define CONFIG_SYS_SDRAM_SIZE_PER_BANK 0x04000000 /* 64MB */
91 #define CONFIG_SYS_SDRAM_BANKS 2
94 * SDRAM configuration (please see cpu/ppc/sdram.[ch])
96 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
97 #define CONFIG_SDRAM_BANK1 1 /* init onboard SDRAM bank 1 */
99 /* SDRAM timings used in datasheet */
100 #define CONFIG_SYS_SDRAM_CL 3 /* CAS latency */
101 #define CONFIG_SYS_SDRAM_tRP 20 /* PRECHARGE command period */
102 #define CONFIG_SYS_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */
103 #define CONFIG_SYS_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
104 #define CONFIG_SYS_SDRAM_tRFC 66 /* Auto refresh period */
107 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
108 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
109 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
110 * The Linux BASE_BAUD define should match this configuration.
111 * baseBaud = cpuClock/(uartDivisor*16)
112 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
113 * set Linux BASE_BAUD to 403200.
115 #define CONFIG_CONS_INDEX 2 /* Use UART1 */
116 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
117 #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
118 #define CONFIG_SYS_BASE_BAUD 691200
120 /*-----------------------------------------------------------------------
122 *-----------------------------------------------------------------------
124 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
126 #define CONFIG_SYS_I2C_NOPROBES { {0, 0x69} } /* avoid i2c probe hangup (?) */
127 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */
129 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */
130 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
132 #define CONFIG_SOFT_SPI
133 #define SPI_SCL spi_scl
134 #define SPI_SDA spi_sda
135 #define SPI_READ spi_read()
136 #define SPI_DELAY udelay(2)
140 unsigned char spi_read(void);
143 /* standard dtt sensor configuration */
144 #define CONFIG_DTT_DS1775 1
145 #define CONFIG_DTT_SENSORS { 0 }
146 #define CONFIG_SYS_I2C_DTT_ADDR 0x49
148 /*-----------------------------------------------------------------------
150 *-----------------------------------------------------------------------
152 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
153 #define PCI_HOST_FORCE 1 /* configure as pci host */
154 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
156 #define CONFIG_PCI /* include pci support */
157 #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
158 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
159 #define CONFIG_PCI_PNP /* do pci plug-and-play */
160 /* resource configuration */
161 #define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
163 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
164 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
165 #define CONFIG_SYS_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */
166 #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
167 #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
168 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
169 #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
170 #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
171 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
172 #define CONFIG_EEPRO100 1
174 /*-----------------------------------------------------------------------
175 * Start addresses for the final memory configuration
176 * (Set up by the startup code)
178 #define CONFIG_SYS_FLASH_BASE 0xFFE00000
180 /*-----------------------------------------------------------------------
183 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
184 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
186 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
187 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
189 #define CONFIG_SYS_FLASH_ADDR0 0x555
190 #define CONFIG_SYS_FLASH_ADDR1 0x2aa
191 #define CONFIG_SYS_FLASH_WORD_SIZE unsigned short
193 #ifdef CONFIG_ENV_IS_IN_FLASH
194 #define CONFIG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
195 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE-CONFIG_ENV_SECT_SIZE)
196 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
198 /* Address and size of Redundant Environment Sector */
199 #define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
200 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
201 #endif /* CONFIG_ENV_IS_IN_FLASH */
203 /*-----------------------------------------------------------------------
206 #define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
207 #define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */
209 #ifdef CONFIG_ENV_IS_IN_NVRAM
210 #define CONFIG_ENV_SIZE 0x0ff8 /* Size of Environment vars */
211 #define CONFIG_ENV_ADDR \
212 (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env*/
215 /*-----------------------------------------------------------------------
216 * PPC405 GPIO Configuration
218 #define CONFIG_SYS_4xx_GPIO_TABLE { /* GPIO Alternate1 */ \
221 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast SPI CS */ \
222 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \
223 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \
224 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \
225 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \
226 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO5 TS3 */ \
227 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \
228 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \
229 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \
230 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \
231 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \
232 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \
233 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \
234 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \
235 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 SPI SCLK */ \
236 { GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 SPI DI */ \
237 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 SPI DO */ \
238 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 PCI INTA */ \
239 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 PCI INTB */ \
240 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 PCI INTC */ \
241 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 PCI INTD */ \
242 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 USB */ \
243 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 EBC */ \
244 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 unused */ \
245 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD UART1 */ \
246 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \
247 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \
248 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \
249 { GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx UART0 */ \
250 { GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \
251 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 User LED1 */ \
252 { GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 User LED2 */ \
257 * Init Memory Controller:
259 * BR0/1 and OR0/1 (FLASH)
262 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
263 #define FLASH_BASE1_PRELIM 0xFC000000 /* FLASH bank #1 */
265 /*-----------------------------------------------------------------------
266 * Definitions for initial stack pointer and data area (in data cache)
268 /* use on chip memory (OCM) for temperary stack until sdram is tested */
269 #define CONFIG_SYS_TEMP_STACK_OCM 1
271 /* On Chip Memory location */
272 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
273 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
274 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */
275 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
277 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
278 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
280 /*-----------------------------------------------------------------------
281 * External Bus Controller (EBC) Setup
284 /* Memory Bank 0 (Flash/SRAM) initialization */
285 #define CONFIG_SYS_EBC_PB0AP 0x03815600
286 #define CONFIG_SYS_EBC_PB0CR 0xFFE3A000 /* BAS=0xFFE,BS=2MB,BU=R/W,BW=16bit */
288 /* Memory Bank 1 (NVRAM/RTC) initialization */
289 #define CONFIG_SYS_EBC_PB1AP 0x05815600
290 #define CONFIG_SYS_EBC_PB1CR 0xFC0BA000 /* BAS=0xFc0,BS=32MB,BU=R/W,BW=16bit */
292 /* Memory Bank 2 (USB device) initialization */
293 #define CONFIG_SYS_EBC_PB2AP 0x03016600
294 #define CONFIG_SYS_EBC_PB2CR 0x50018000 /* BAS=0x500,BS=1MB,BU=R/W,BW=8bit */
296 /* Memory Bank 3 (LCM and D-flip-flop) initialization */
297 #define CONFIG_SYS_EBC_PB3AP 0x158FF600
298 #define CONFIG_SYS_EBC_PB3CR 0x50118000 /* BAS=0x501,BS=1MB,BU=R/W,BW=8bit */
300 /* Memory Bank 4 (not install) initialization */
301 #define CONFIG_SYS_EBC_PB4AP 0x158FF600
302 #define CONFIG_SYS_EBC_PB4CR 0x5021A000
304 #define CPLD_REG0_ADDR 0x50100000
305 #define CPLD_REG1_ADDR 0x50100001
307 #endif /* __CONFIG_H */