5 * SPDX-License-Identifier: GPL-2.0+
11 * Discription: Config header file for cmi
12 * board using an MPC5xx CPU
20 * High Level Configuration Options
23 #define CONFIG_MPC555 1 /* This is an MPC555 CPU */
24 #define CONFIG_CMI 1 /* Using the customized cmi board */
26 #define CONFIG_SYS_TEXT_BASE 0x02000000 /* Boot from flash at location 0x00000000 */
28 /* Serial Console Configuration */
29 #define CONFIG_5xx_CONS_SCI1
30 #undef CONFIG_5xx_CONS_SCI2
32 #define CONFIG_BAUDRATE 57600
38 #define CONFIG_BOOTP_BOOTFILESIZE
39 #define CONFIG_BOOTP_BOOTPATH
40 #define CONFIG_BOOTP_GATEWAY
41 #define CONFIG_BOOTP_HOSTNAME
45 * Command line configuration.
47 #include <config_cmd_default.h>
51 #define CONFIG_CMD_MEMORY
52 #define CONFIG_CMD_LOADB
53 #define CONFIG_CMD_REGINFO
54 #define CONFIG_CMD_FLASH
55 #define CONFIG_CMD_LOADS
56 #define CONFIG_CMD_ASKENV
57 #define CONFIG_CMD_BDI
58 #define CONFIG_CMD_CONSOLE
59 #define CONFIG_CMD_SAVEENV
60 #define CONFIG_CMD_RUN
61 #define CONFIG_CMD_IMI
65 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
67 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
69 #define CONFIG_BOOTCOMMAND "go 02034004" /* autoboot command */
71 #define CONFIG_BOOTARGS "" /* Assuming OS Image in 4 flash sector at offset 4004 */
73 #define CONFIG_WATCHDOG /* turn on platform specific watchdog */
75 #define CONFIG_STATUS_LED 1 /* Enable status led */
77 #define CONFIG_LOADS_ECHO 1 /* Echo on for serial download */
80 * Miscellaneous configurable options
83 #define CONFIG_SYS_LONGHELP /* undef to save memory */
84 #if defined(CONFIG_CMD_KGDB)
85 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
87 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
89 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
90 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
91 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
93 #define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
94 #define CONFIG_SYS_MEMTEST_END 0x000fa000 /* 1 MB in SRAM */
96 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
98 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 1250000 }
102 * Low Level Configuration Settings
106 * Internal Memory Mapped (This is not the IMMR content)
108 #define CONFIG_SYS_IMMR 0x01000000 /* Physical start adress of internal memory map */
111 * Definitions for initial stack pointer and data area
113 #define CONFIG_SYS_INIT_RAM_ADDR (CONFIG_SYS_IMMR + 0x003f9800) /* Physical start adress of internal MPC555 writable RAM */
114 #define CONFIG_SYS_INIT_RAM_SIZE (CONFIG_SYS_IMMR + 0x003fffff) /* Physical end adress of internal MPC555 used RAM area */
115 #define CONFIG_SYS_GBL_DATA_OFFSET ((CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_RAM_ADDR) - GENERATED_GBL_DATA_SIZE) /* Offset from the beginning of ram */
116 #define CONFIG_SYS_INIT_SP_ADDR 0x013fa000 /* Physical start adress of inital stack */
119 * Start addresses for the final memory configuration
120 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
122 #define CONFIG_SYS_SDRAM_BASE 0x00000000 /* Monitor won't change memory map */
123 #define CONFIG_SYS_FLASH_BASE 0x02000000 /* External flash */
124 #define PLD_BASE 0x03000000 /* PLD */
125 #define ANYBUS_BASE 0x03010000 /* Anybus Module */
127 #define CONFIG_SYS_RESET_ADRESS 0x01000000 /* Adress which causes reset */
128 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE /* CONFIG_SYS_TEXT_BASE is defined in the board config.mk file. */
129 /* This adress is given to the linker with -Ttext to */
130 /* locate the text section at this adress. */
131 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
132 #define CONFIG_SYS_MALLOC_LEN (64 << 10) /* Reserve 128 kB for malloc() */
135 * For booting Linux, the board info and command line data
136 * have to be in the first 8 MB of memory, since this is
137 * the maximum mapped by the Linux kernel during initialization.
139 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
142 /*-----------------------------------------------------------------------
144 *-----------------------------------------------------------------------
148 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of memory banks */
149 #define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors on one chip */
150 #define CONFIG_SYS_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
151 #define CONFIG_SYS_FLASH_WRITE_TOUT 600 /* Timeout for Flash Write (in ms) */
152 #define CONFIG_SYS_FLASH_PROTECTION 1 /* Physically section protection on */
154 #define CONFIG_ENV_IS_IN_FLASH 1
156 #ifdef CONFIG_ENV_IS_IN_FLASH
157 #define CONFIG_ENV_OFFSET 0x00020000 /* Environment starts at this adress */
158 #define CONFIG_ENV_SIZE 0x00010000 /* Set whole sector as env */
159 #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
162 /*-----------------------------------------------------------------------
163 * SYPCR - System Protection Control
164 * SYPCR can only be written once after reset!
165 *-----------------------------------------------------------------------
168 #if defined(CONFIG_WATCHDOG)
169 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
170 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
172 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
174 #endif /* CONFIG_WATCHDOG */
176 /*-----------------------------------------------------------------------
177 * TBSCR - Time Base Status and Control
178 *-----------------------------------------------------------------------
179 * Clear Reference Interrupt Status, Timebase freezing enabled
181 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
183 /*-----------------------------------------------------------------------
184 * PISCR - Periodic Interrupt Status and Control
185 *-----------------------------------------------------------------------
186 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
188 #define CONFIG_SYS_PISCR (PISCR_PITF)
190 /*-----------------------------------------------------------------------
191 * SCCR - System Clock and reset Control Register
192 *-----------------------------------------------------------------------
193 * Set clock output, timebase and RTC source and divider,
194 * power management and some other internal clocks
196 #define SCCR_MASK SCCR_EBDF00
197 #define CONFIG_SYS_SCCR (SCCR_TBS | SCCR_RTDIV | SCCR_RTSEL | \
198 SCCR_COM00 | SCCR_DFNL000 | SCCR_DFNH000)
200 /*-----------------------------------------------------------------------
201 * SIUMCR - SIU Module Configuration
202 *-----------------------------------------------------------------------
205 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00) /* Disable data show cycle */
207 /*-----------------------------------------------------------------------
208 * PLPRCR - PLL, Low-Power, and Reset Control Register
209 *-----------------------------------------------------------------------
210 * Set all bits to 40 Mhz
213 #define CONFIG_SYS_OSC_CLK ((uint)4000000) /* Oscillator clock is 4MHz */
214 #define CONFIG_SYS_PLPRCR (PLPRCR_MF_9 | PLPRCR_DIVF_0)
217 /*-----------------------------------------------------------------------
218 * UMCR - UIMB Module Configuration Register
219 *-----------------------------------------------------------------------
222 #define CONFIG_SYS_UMCR (UMCR_FSPEED) /* IMB clock same as U-bus */
224 /*-----------------------------------------------------------------------
225 * ICTRL - I-Bus Support Control Register
227 #define CONFIG_SYS_ICTRL (ICTRL_ISCT_SER_7) /* Take out of serialized mode */
229 /*-----------------------------------------------------------------------
230 * USIU - Memory Controller Register
231 *-----------------------------------------------------------------------
234 #define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_V | BR_BI | BR_PS_16)
235 #define CONFIG_SYS_OR0_PRELIM (OR_ADDR_MK_FF | OR_SCY_3)
236 #define CONFIG_SYS_BR1_PRELIM (ANYBUS_BASE)
237 #define CONFIG_SYS_OR1_PRELIM (OR_ADDR_MK_FFFF | OR_SCY_1 | OR_ETHR)
238 #define CONFIG_SYS_BR2_PRELIM (CONFIG_SYS_SDRAM_BASE | BR_V | BR_PS_32)
239 #define CONFIG_SYS_OR2_PRELIM (OR_ADDR_MK_FF)
240 #define CONFIG_SYS_BR3_PRELIM (PLD_BASE | BR_V | BR_BI | BR_LBDIR | BR_PS_8)
241 #define CONFIG_SYS_OR3_PRELIM (OR_ADDR_MK_FF | OR_TRLX | OR_BSCY | OR_SCY_8 | \
242 OR_ACS_10 | OR_ETHR | OR_CSNT)
244 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* We don't realign the flash */
246 /*-----------------------------------------------------------------------
247 * DER - Timer Decrementer
248 *-----------------------------------------------------------------------
251 #define CONFIG_SYS_DER 0x00000000
253 #endif /* __CONFIG_H */