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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2011
* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
*
* Copyright (C) 2009 TechNexion Ltd.
*/
#ifndef __TAM3517_H
#define __TAM3517_H
/*
* High Level Configuration Options
*/
#include <asm/arch/cpu.h> /* get chip and board defs */
#include <asm/arch/omap.h>
/* Clock Defines */
#define V_OSCK 26000000 /* Clock output from T2 */
#define V_SCLK (V_OSCK >> 1)
/*
* DDR related
*/
#define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
/*
* Hardware drivers
*/
/*
* NS16550 Configuration
*/
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE (-4)
#define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
/*
* select serial console configuration
*/
#define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1
#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
115200}
#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07
/*
* Board NAND Info.
*/
#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
/* to access */
/* nand at CS0 */
#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
/* NAND devices */
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
#define CONFIG_SYS_MAXARGS 32 /* max number of command */
/* args */
/*
* AM3517 has 12 GP timers, they can be driven by the system clock
* (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
* This rate is divided by a local divisor.
*/
#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
/*
* Physical Memory Map
*/
#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
/*
* FLASH and environment organization
*/
/* **** PISMO SUPPORT *** */
/* Redundant Environment */
#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
#define CONFIG_SYS_INIT_RAM_SIZE 0x800
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
CONFIG_SYS_INIT_RAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
/*
* ethernet support, EMAC
*
*/
#define CONFIG_NET_RETRY_COUNT 10
/* Defines for SPL */
#define CONFIG_SPL_CONSOLE
#define CONFIG_SPL_NAND_SOFTECC
#define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */
#define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
CONFIG_SPL_TEXT_BASE)
#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
#define CONFIG_SYS_SPL_MALLOC_START 0x8f000000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
#define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
/* FAT */
#define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
#define CONFIG_SPL_FS_LOAD_ARGS_NAME "args"
/* RAW SD card / eMMC */
#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
/* NAND boot config */
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
#define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\
48, 49, 50, 51, 52, 53, 54, 55,\
56, 57, 58, 59, 60, 61, 62, 63}
#define CONFIG_SYS_NAND_ECCSIZE 256
#define CONFIG_SYS_NAND_ECCBYTES 3
#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000
/* Setup MTD for NAND on the SOM */
#define CONFIG_TAM3517_SETTINGS \
"netdev=eth0\0" \
"nandargs=setenv bootargs root=${nandroot} " \
"rootfstype=${nandrootfstype}\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=${serverip}:${rootpath}\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"addip_sta=setenv bootargs ${bootargs} " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
":${hostname}:${netdev}:off panic=1\0" \
"addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \
"addip=if test -n ${ipdyn};then run addip_dyn;" \
"else run addip_sta;fi\0" \
"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
"addtty=setenv bootargs ${bootargs}" \
" console=ttyO0,${baudrate}\0" \
"addmisc=setenv bootargs ${bootargs} ${misc}\0" \
"loadaddr=82000000\0" \
"kernel_addr_r=82000000\0" \
"hostname=" CONFIG_HOSTNAME "\0" \
"bootfile=" CONFIG_HOSTNAME "/uImage\0" \
"flash_self=run ramargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
"flash_nfs=run nfsargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr}\0" \
"nandboot=run nandargs addip addtty addmtd addmisc;" \
"nand read ${kernel_addr_r} kernel\0" \
"bootm ${kernel_addr_r}\0" \
"net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
"run nfsargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr_r}\0" \
"net_self=if run net_self_load;then " \
"run ramargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr_r} ${ramdisk_addr_r};" \
"else echo Images not loades;fi\0" \
"u-boot=" CONFIG_HOSTNAME "/u-boot.img\0" \
"load=tftp ${loadaddr} ${u-boot}\0" \
"loadmlo=tftp ${loadaddr} ${mlo}\0" \
"mlo=" CONFIG_HOSTNAME "/MLO\0" \
"uboot_addr=0x80000\0" \
"update=nandecc sw;nand erase ${uboot_addr} 100000;" \
"nand write ${loadaddr} ${uboot_addr} 80000\0" \
"updatemlo=nandecc hw;nand erase 0 20000;" \
"nand write ${loadaddr} 0 20000\0" \
"upd=if run load;then echo Updating u-boot;if run update;" \
"then echo U-Boot updated;" \
"else echo Error updating u-boot !;" \
"echo Board without bootloader !!;" \
"fi;" \
"else echo U-Boot not downloaded..exiting;fi\0" \
/*
* this is common code for all TAM3517 boards.
* MAC address is stored from manufacturer in
* I2C EEPROM
*/
#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
/*
* The I2C EEPROM on the TAM3517 contains
* mac address and production data
*/
struct tam3517_module_info {
char customer[48];
char product[48];
/*
* bit 0~47 : sequence number
* bit 48~55 : week of year, from 0.
* bit 56~63 : year
*/
unsigned long long sequence_number;
/*
* bit 0~7 : revision fixed
* bit 8~15 : revision major
* bit 16~31 : TNxxx
*/
unsigned int revision;
unsigned char eth_addr[4][8];
unsigned char _rev[100];
};
#define TAM3517_READ_EEPROM(info, ret) \
do { \
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); \
if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \
(void *)info, sizeof(*info))) \
ret = 1; \
else \
ret = 0; \
} while (0)
#define TAM3517_READ_MAC_FROM_EEPROM(info) \
do { \
char buf[80], ethname[20]; \
int i; \
memset(buf, 0, sizeof(buf)); \
for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \
sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \
(info)->eth_addr[i][5], \
(info)->eth_addr[i][4], \
(info)->eth_addr[i][3], \
(info)->eth_addr[i][2], \
(info)->eth_addr[i][1], \
(info)->eth_addr[i][0]); \
\
if (i) \
sprintf(ethname, "eth%daddr", i); \
else \
strcpy(ethname, "ethaddr"); \
printf("Setting %s from EEPROM with %s\n", ethname, buf);\
env_set(ethname, buf); \
} \
} while (0)
/* The following macros are taken from Technexion's documentation */
#define TAM3517_sequence_number(info) \
((info)->sequence_number % 0x1000000000000LL)
#define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100)
#define TAM3517_year(info) ((info)->sequence_number >> 56)
#define TAM3517_revision_fixed(info) ((info)->revision % 0x100)
#define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100)
#define TAM3517_revision_tn(info) ((info)->revision >> 16)
#define TAM3517_PRINT_SOM_INFO(info) \
do { \
printf("Vendor:%s\n", (info)->customer); \
printf("SOM: %s\n", (info)->product); \
printf("SeqNr: %02llu%02llu%012llu\n", \
TAM3517_year(info), \
TAM3517_week_of_year(info), \
TAM3517_sequence_number(info)); \
printf("Rev: TN%u %u.%u\n", \
TAM3517_revision_tn(info), \
TAM3517_revision_major(info), \
TAM3517_revision_fixed(info)); \
} while (0)
#endif
#endif /* __TAM3517_H */
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