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OMAP3: Add OMAP3 auto detection

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This patch adds OMAP3 cpu type auto detection based on OMAP3 register
and removes hardcoded values.

Signed-off-by: Steve Sakoman <sakoman@gmail.com>
Signed-off-by: Dirk Behme <dirk.behme@googlemail.com>
This commit is contained in:
Dirk Behme
2009-02-12 18:55:42 +01:00
committed by Jean-Christophe PLAGNIOL-VILLARD
parent f956fd0338
commit 6530a8bf8a
8 changed files with 49 additions and 8 deletions
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31
cpu/arm_cortexa8/omap3/sys_info.c
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@@ -36,6 +36,14 @@ static gpmc_csx_t *gpmc_cs_base = (gpmc_csx_t *)GPMC_CONFIG_CS0_BASE;
static sdrc_t *sdrc_base = (sdrc_t *)OMAP34XX_SDRC_BASE;
static ctrl_t *ctrl_base = (ctrl_t *)OMAP34XX_CTRL_BASE;
/******************************************
* get_cpu_type(void) - extract cpu info
******************************************/
u32 get_cpu_type(void)
{
return readl(&ctrl_base->ctrl_omap_stat);
}
/******************************************
* get_cpu_rev(void) - extract version info
******************************************/
@@ -156,7 +164,25 @@ u32 get_board_rev(void)
*********************************************************************/
void display_board_info(u32 btype)
{
char *mem_s, *sec_s;
char *cpu_s, *mem_s, *sec_s;
switch (get_cpu_type()) {
case OMAP3503:
cpu_s = "3503";
break;
case OMAP3515:
cpu_s = "3515";
break;
case OMAP3525:
cpu_s = "3525";
break;
case OMAP3530:
cpu_s = "3530";
break;
default:
cpu_s = "35XX";
break;
}
if (is_mem_sdr())
mem_s = "mSDR";
@@ -180,7 +206,8 @@ void display_board_info(u32 btype)
sec_s = "?";
}
printf("OMAP%s-%s rev %d, CPU-OPP2 L3-165MHz\n", sysinfo.cpu_string,
printf("OMAP%s-%s rev %d, CPU-OPP2 L3-165MHz\n", cpu_s,
sec_s, get_cpu_rev());
printf("%s + %s/%s\n", sysinfo.board_string,
mem_s, sysinfo.nand_string);