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83xx: initialize serdes for MPC837XRDB boards 

On the MPC8377ERDB: 2 SATA and 2 PCI-E.
On the MPC8378ERDB: 2 PCI-E
On the MPC8379ERDB: 4 SATA

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
This commit is contained in:
Anton Vorontsov 2008-03-24 17:40:43 +03:00 committed by Kim Phillips
parent 453316a2a1
commit 2bd7460e92
2 changed files with 43 additions and 0 deletions
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37
board/freescale/mpc837xerdb/mpc837xerdb.c
View File

@ -15,6 +15,7 @@
#include <common.h>
#include <i2c.h>
#include <asm/io.h>
#include <asm/fsl_serdes.h>
#include <spd_sdram.h>
#include <vsc7385.h>
@ -132,6 +133,42 @@ int checkboard(void)
return 0;
}
int board_early_init_f(void)
{
#ifdef CONFIG_FSL_SERDES
immap_t *immr = (immap_t *)CFG_IMMR;
u32 spridr = in_be32(&immr->sysconf.spridr);
/* we check only part num, and don't look for CPU revisions */
switch (spridr >> 16) {
case SPR_8379E_REV10 >> 16:
case SPR_8379_REV10 >> 16:
fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_SATA,
FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
break;
case SPR_8378E_REV10 >> 16:
case SPR_8378_REV10 >> 16:
fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX,
FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
break;
case SPR_8377E_REV10 >> 16:
case SPR_8377_REV10 >> 16:
fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX,
FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
break;
default:
printf("serdes not configured: unknown CPU part number: "
"%04x\n", spridr >> 16);
break;
}
#endif /* CONFIG_FSL_SERDES */
return 0;
}
/*
* Miscellaneous late-boot configurations
*

6
include/configs/MPC837XERDB.h
View File

@ -32,6 +32,7 @@
#define CONFIG_PCI 1
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_MISC_INIT_R
/*
@ -323,6 +324,11 @@
#define CFG_NS16550_COM1 (CFG_IMMR+0x4500)
#define CFG_NS16550_COM2 (CFG_IMMR+0x4600)
/* SERDES */
#define CONFIG_FSL_SERDES
#define CONFIG_FSL_SERDES1 0xe3000
#define CONFIG_FSL_SERDES2 0xe3100
/* Use the HUSH parser */
#define CFG_HUSH_PARSER
#ifdef CFG_HUSH_PARSER