The board-types defined in struct omap3_sysinfo seem to be unused. The function display_board_info() is passed board type as an argument; which is ignored. This patch removes all uses of board-type, related definitions and functions. Signed-off-by: Sanjeev Premi <premi@ti.com>
286 lines
7.4 KiB
C
286 lines
7.4 KiB
C
/*
|
|
* (C) Copyright 2008
|
|
* Texas Instruments, <www.ti.com>
|
|
*
|
|
* Author :
|
|
* Manikandan Pillai <mani.pillai@ti.com>
|
|
*
|
|
* Derived from Beagle Board and 3430 SDP code by
|
|
* Richard Woodruff <r-woodruff2@ti.com>
|
|
* Syed Mohammed Khasim <khasim@ti.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/mem.h> /* get mem tables */
|
|
#include <asm/arch/sys_proto.h>
|
|
#include <i2c.h>
|
|
|
|
extern omap3_sysinfo sysinfo;
|
|
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;
|
|
|
|
/*****************************************************************
|
|
* dieid_num_r(void) - read and set die ID
|
|
*****************************************************************/
|
|
void dieid_num_r(void)
|
|
{
|
|
ctrl_id_t *id_base = (ctrl_id_t *)OMAP34XX_ID_L4_IO_BASE;
|
|
char *uid_s, die_id[34];
|
|
u32 id[4];
|
|
|
|
memset(die_id, 0, sizeof(die_id));
|
|
|
|
uid_s = getenv("dieid#");
|
|
|
|
if (uid_s == NULL) {
|
|
id[3] = readl(&id_base->die_id_0);
|
|
id[2] = readl(&id_base->die_id_1);
|
|
id[1] = readl(&id_base->die_id_2);
|
|
id[0] = readl(&id_base->die_id_3);
|
|
sprintf(die_id, "%08x%08x%08x%08x", id[0], id[1], id[2], id[3]);
|
|
setenv("dieid#", die_id);
|
|
uid_s = die_id;
|
|
}
|
|
|
|
printf("Die ID #%s\n", uid_s);
|
|
}
|
|
|
|
/******************************************
|
|
* 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
|
|
******************************************/
|
|
u32 get_cpu_rev(void)
|
|
{
|
|
u32 cpuid = 0;
|
|
|
|
/*
|
|
* On ES1.0 the IDCODE register is not exposed on L4
|
|
* so using CPU ID to differentiate
|
|
* between ES2.0 and ES1.0.
|
|
*/
|
|
__asm__ __volatile__("mrc p15, 0, %0, c0, c0, 0":"=r"(cpuid));
|
|
if ((cpuid & 0xf) == 0x0)
|
|
return CPU_3430_ES1;
|
|
else
|
|
return CPU_3430_ES2;
|
|
|
|
}
|
|
|
|
/****************************************************
|
|
* is_mem_sdr() - return 1 if mem type in use is SDR
|
|
****************************************************/
|
|
u32 is_mem_sdr(void)
|
|
{
|
|
if (readl(&sdrc_base->cs[CS0].mr) == SDP_SDRC_MR_0_SDR)
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* get_cs0_size() - get size of chip select 0/1
|
|
************************************************************************/
|
|
u32 get_sdr_cs_size(u32 cs)
|
|
{
|
|
u32 size;
|
|
|
|
/* get ram size field */
|
|
size = readl(&sdrc_base->cs[cs].mcfg) >> 8;
|
|
size &= 0x3FF; /* remove unwanted bits */
|
|
size *= SZ_2M; /* find size in MB */
|
|
return size;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* get_sdr_cs_offset() - get offset of cs from cs0 start
|
|
************************************************************************/
|
|
u32 get_sdr_cs_offset(u32 cs)
|
|
{
|
|
u32 offset;
|
|
|
|
if (!cs)
|
|
return 0;
|
|
|
|
offset = readl(&sdrc_base->cs_cfg);
|
|
offset = (offset & 15) << 27 | (offset & 0x30) >> 17;
|
|
|
|
return offset;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* get_gpmc0_base() - Return current address hardware will be
|
|
* fetching from. The below effectively gives what is correct, its a bit
|
|
* mis-leading compared to the TRM. For the most general case the mask
|
|
* needs to be also taken into account this does work in practice.
|
|
* - for u-boot we currently map:
|
|
* -- 0 to nothing,
|
|
* -- 4 to flash
|
|
* -- 8 to enent
|
|
* -- c to wifi
|
|
****************************************************************************/
|
|
u32 get_gpmc0_base(void)
|
|
{
|
|
u32 b;
|
|
|
|
b = readl(&gpmc_cs_base->config7);
|
|
b &= 0x1F; /* keep base [5:0] */
|
|
b = b << 24; /* ret 0x0b000000 */
|
|
return b;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* get_gpmc0_width() - See if bus is in x8 or x16 (mainly for nand)
|
|
*******************************************************************/
|
|
u32 get_gpmc0_width(void)
|
|
{
|
|
return WIDTH_16BIT;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* get_board_rev() - setup to pass kernel board revision information
|
|
* returns:(bit[0-3] sub version, higher bit[7-4] is higher version)
|
|
*************************************************************************/
|
|
u32 get_board_rev(void)
|
|
{
|
|
return 0x20;
|
|
}
|
|
|
|
/********************************************************
|
|
* get_base(); get upper addr of current execution
|
|
*******************************************************/
|
|
u32 get_base(void)
|
|
{
|
|
u32 val;
|
|
|
|
__asm__ __volatile__("mov %0, pc \n":"=r"(val)::"memory");
|
|
val &= 0xF0000000;
|
|
val >>= 28;
|
|
return val;
|
|
}
|
|
|
|
/********************************************************
|
|
* is_running_in_flash() - tell if currently running in
|
|
* FLASH.
|
|
*******************************************************/
|
|
u32 is_running_in_flash(void)
|
|
{
|
|
if (get_base() < 4)
|
|
return 1; /* in FLASH */
|
|
|
|
return 0; /* running in SRAM or SDRAM */
|
|
}
|
|
|
|
/********************************************************
|
|
* is_running_in_sram() - tell if currently running in
|
|
* SRAM.
|
|
*******************************************************/
|
|
u32 is_running_in_sram(void)
|
|
{
|
|
if (get_base() == 4)
|
|
return 1; /* in SRAM */
|
|
|
|
return 0; /* running in FLASH or SDRAM */
|
|
}
|
|
|
|
/********************************************************
|
|
* is_running_in_sdram() - tell if currently running in
|
|
* SDRAM.
|
|
*******************************************************/
|
|
u32 is_running_in_sdram(void)
|
|
{
|
|
if (get_base() > 4)
|
|
return 1; /* in SDRAM */
|
|
|
|
return 0; /* running in SRAM or FLASH */
|
|
}
|
|
|
|
/***************************************************************
|
|
* get_boot_type() - Is this an XIP type device or a stream one
|
|
* bits 4-0 specify type. Bit 5 says mem/perif
|
|
***************************************************************/
|
|
u32 get_boot_type(void)
|
|
{
|
|
return (readl(&ctrl_base->status) & SYSBOOT_MASK);
|
|
}
|
|
|
|
/*************************************************************
|
|
* get_device_type(): tell if GP/HS/EMU/TST
|
|
*************************************************************/
|
|
u32 get_device_type(void)
|
|
{
|
|
return ((readl(&ctrl_base->status) & (DEVICE_MASK)) >> 8);
|
|
}
|
|
|
|
#ifdef CONFIG_DISPLAY_CPUINFO
|
|
/**
|
|
* Print CPU information
|
|
*/
|
|
int print_cpuinfo (void)
|
|
{
|
|
char *cpu_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;
|
|
}
|
|
|
|
switch (get_device_type()) {
|
|
case TST_DEVICE:
|
|
sec_s = "TST";
|
|
break;
|
|
case EMU_DEVICE:
|
|
sec_s = "EMU";
|
|
break;
|
|
case HS_DEVICE:
|
|
sec_s = "HS";
|
|
break;
|
|
case GP_DEVICE:
|
|
sec_s = "GP";
|
|
break;
|
|
default:
|
|
sec_s = "?";
|
|
}
|
|
|
|
printf("OMAP%s-%s rev %d, CPU-OPP2 L3-165MHz\n", cpu_s,
|
|
sec_s, get_cpu_rev());
|
|
|
|
return 0;
|
|
}
|
|
#endif /* CONFIG_DISPLAY_CPUINFO */
|