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openwrt-xburst/package/uboot-lantiq/files/board/arcadyan/board.c
blogic f40a767b0d [uboot-lantiq]
* adds stage1 lzma
* new boards
* fixes settings for PSC ram
* lost of cleanups


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25694 3c298f89-4303-0410-b956-a3cf2f4a3e73
2011-02-24 07:41:10 +00:00

413 lines
9.5 KiB
C

/*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2010
* Thomas Langer, Ralph Hempel
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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 <command.h>
#include <netdev.h>
#include <miiphy.h>
#include <asm/addrspace.h>
#include <asm/danube.h>
#include <asm/reboot.h>
#include <asm/io.h>
#if defined(CONFIG_CMD_HTTPD)
#include <httpd.h>
#endif
#if defined(CONFIG_PCI)
#include <pci.h>
#endif
#if defined(CONFIG_AR8216_SWITCH)
#include "athrs26_phy.h"
#endif
extern ulong ifx_get_ddr_hz(void);
extern ulong ifx_get_cpuclk(void);
/* IDs and registers of known external switches */
void _machine_restart(void)
{
*DANUBE_RCU_RST_REQ |=1<<30;
}
#ifdef CONFIG_SYS_RAMBOOT
phys_size_t initdram(int board_type)
{
return get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM);
}
#elif defined(CONFIG_USE_DDR_RAM)
phys_size_t initdram(int board_type)
{
return (CONFIG_SYS_MAX_RAM);
}
#else
static ulong max_sdram_size(void) /* per Chip Select */
{
/* The only supported SDRAM data width is 16bit.
*/
#define CFG_DW 4
/* The only supported number of SDRAM banks is 4.
*/
#define CFG_NB 4
ulong cfgpb0 = *DANUBE_SDRAM_MC_CFGPB0;
int cols = cfgpb0 & 0xF;
int rows = (cfgpb0 & 0xF0) >> 4;
ulong size = (1 << (rows + cols)) * CFG_DW * CFG_NB;
return size;
}
/*
* Check memory range for valid RAM. A simple memory test determines
* the actually available RAM size between addresses `base' and
* `base + maxsize'.
*/
static long int dram_size(long int *base, long int maxsize)
{
volatile long int *addr;
ulong cnt, val;
ulong save[32]; /* to make test non-destructive */
unsigned char i = 0;
for (cnt = (maxsize / sizeof (long)) >> 1; cnt > 0; cnt >>= 1) {
addr = base + cnt; /* pointer arith! */
save[i++] = *addr;
*addr = ~cnt;
}
/* write 0 to base address */
addr = base;
save[i] = *addr;
*addr = 0;
/* check at base address */
if ((val = *addr) != 0) {
*addr = save[i];
return (0);
}
for (cnt = 1; cnt < maxsize / sizeof (long); cnt <<= 1) {
addr = base + cnt; /* pointer arith! */
val = *addr;
*addr = save[--i];
if (val != (~cnt)) {
return (cnt * sizeof (long));
}
}
return (maxsize);
}
phys_size_t initdram(int board_type)
{
int rows, cols, best_val = *DANUBE_SDRAM_MC_CFGPB0;
ulong size, max_size = 0;
ulong our_address;
/* load t9 into our_address */
asm volatile ("move %0, $25" : "=r" (our_address) :);
/* Can't probe for RAM size unless we are running from Flash.
* find out whether running from DRAM or Flash.
*/
if (CPHYSADDR(our_address) < CPHYSADDR(PHYS_FLASH_1))
{
return max_sdram_size();
}
for (cols = 0x8; cols <= 0xC; cols++)
{
for (rows = 0xB; rows <= 0xD; rows++)
{
*DANUBE_SDRAM_MC_CFGPB0 = (0x14 << 8) |
(rows << 4) | cols;
size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
max_sdram_size());
if (size > max_size)
{
best_val = *DANUBE_SDRAM_MC_CFGPB0;
max_size = size;
}
}
}
*DANUBE_SDRAM_MC_CFGPB0 = best_val;
return max_size;
}
#endif
static void gpio_default(void)
{
#ifdef CONFIG_SWITCH_PORT0
*DANUBE_GPIO_P0_ALTSEL0 &= ~(1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P0_ALTSEL1 &= ~(1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P0_OD |= (1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P0_DIR |= (1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P0_OUT |= (1<<CONFIG_SWITCH_PIN);
#elif defined(CONFIG_SWITCH_PORT1)
*DANUBE_GPIO_P1_ALTSEL0 &= ~(1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P1_ALTSEL1 &= ~(1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P1_OD |= (1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P1_DIR |= (1<<CONFIG_SWITCH_PIN);
*DANUBE_GPIO_P1_OUT |= (1<<CONFIG_SWITCH_PIN);
#endif
#ifdef CONFIG_EBU_GPIO
{
int i = 0;
printf ("bring up ebu gpio\n");
*DANUBE_EBU_BUSCON1 = 0x1e7ff;
*DANUBE_EBU_ADDSEL1 = 0x14000001;
*((volatile u16*)0xb4000000) = 0x0;
for(i = 0; i < 1000; i++)
udelay(1000);
*((volatile u16*)0xb4000000) = CONFIG_EBU_GPIO;
*DANUBE_EBU_BUSCON1 = 0x8001e7ff;
}
#endif
#ifdef CONFIG_BUTTON_PORT0
*DANUBE_GPIO_P0_ALTSEL0 &= ~(1<<CONFIG_BUTTON_PIN);
*DANUBE_GPIO_P0_ALTSEL1 &= ~(1<<CONFIG_BUTTON_PIN);
*DANUBE_GPIO_P0_DIR &= ~(1<<CONFIG_BUTTON_PIN);
if(!!(*DANUBE_GPIO_P0_IN & (1<<CONFIG_BUTTON_PIN)) == CONFIG_BUTTON_LEVEL)
{
printf("button is pressed\n");
setenv("bootdelay", "0");
setenv("bootcmd", "httpd");
}
#elif defined(CONFIG_BUTTON_PORT1)
*DANUBE_GPIO_P1_ALTSEL0 &= ~(1<<CONFIG_BUTTON_PIN);
*DANUBE_GPIO_P1_ALTSEL1 &= ~(1<<CONFIG_BUTTON_PIN);
*DANUBE_GPIO_P1_DIR &= ~(1<<CONFIG_BUTTON_PIN);
if(!!(*DANUBE_GPIO_P1_IN & (1<<CONFIG_BUTTON_PIN)) == CONFIG_BUTTON_LEVEL)
{
printf("button is pressed\n");
setenv("bootdelay", "0");
setenv("bootcmd", "httpd");
}
#endif
#ifdef CONFIG_ARV4525
*DANUBE_GPIO_P0_ALTSEL0 &= ~((1<<4)|(1<<5)|(1<<6)|(1<<8)|(1<<9));
*DANUBE_GPIO_P0_ALTSEL1 &= ~((1<<4)|(1<<5)|(1<<6)|(1<<8)|(1<<9));
*DANUBE_GPIO_P0_OD |= ((1<<4)|(1<<5)|(1<<6)|(1<<8)|(1<<9));
*DANUBE_GPIO_P0_DIR |= ((1<<4)|(1<<5)|(1<<6)|(1<<8)|(1<<9));
*DANUBE_GPIO_P0_OUT &= ~((1<<4)|(1<<5)|(1<<6)|(1<<8)|(1<<9));
#endif
}
int checkboard (void)
{
unsigned long chipid = *DANUBE_MPS_CHIPID;
int part_num;
puts ("Board: "CONFIG_ARCADYAN"\n");
puts ("SoC: ");
part_num = DANUBE_MPS_CHIPID_PARTNUM_GET(chipid);
switch (part_num)
{
case 0x129:
case 0x12D:
case 0x12b:
puts("Danube/Twinpass/Vinax-VE ");
break;
default:
printf ("unknown, chip part number 0x%03X ", part_num);
break;
}
printf ("V1.%ld, ", DANUBE_MPS_CHIPID_VERSION_GET(chipid));
printf("DDR Speed %ld MHz, ", ifx_get_ddr_hz()/1000000);
printf("CPU Speed %ld MHz\n", ifx_get_cpuclk()/1000000);
return 0;
}
#ifdef CONFIG_SKIP_LOWLEVEL_INIT
int board_early_init_f(void)
{
#ifdef CONFIG_EBU_ADDSEL0
(*DANUBE_EBU_ADDSEL0) = CONFIG_EBU_ADDSEL0;
#endif
#ifdef CONFIG_EBU_ADDSEL1
(*DANUBE_EBU_ADDSEL1) = CONFIG_EBU_ADDSEL1;
#endif
#ifdef CONFIG_EBU_ADDSEL2
(*DANUBE_EBU_ADDSEL2) = CONFIG_EBU_ADDSEL2;
#endif
#ifdef CONFIG_EBU_ADDSEL3
(*DANUBE_EBU_ADDSEL3) = CONFIG_EBU_ADDSEL3;
#endif
#ifdef CONFIG_EBU_BUSCON0
(*DANUBE_EBU_BUSCON0) = CONFIG_EBU_BUSCON0;
#endif
#ifdef CONFIG_EBU_BUSCON1
(*DANUBE_EBU_BUSCON1) = CONFIG_EBU_BUSCON1;
#endif
#ifdef CONFIG_EBU_BUSCON2
(*DANUBE_EBU_BUSCON2) = CONFIG_EBU_BUSCON2;
#endif
#ifdef CONFIG_EBU_BUSCON3
(*DANUBE_EBU_BUSCON3) = CONFIG_EBU_BUSCON3;
#endif
return 0;
}
#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
#ifdef CONFIG_RTL8306_SWITCH
#define ID_RTL8306 0x5988
static int external_switch_rtl8306(void)
{
unsigned short chipid;
static char * const name = "lq_cpe_eth";
udelay(100000);
puts("\nsearching for rtl8306 switch ... ");
if (miiphy_read(name, 4, 30, &chipid) == 0) {
if (chipid == ID_RTL8306) {
puts("found");
/* set led mode */
miiphy_write(name, 0, 19, 0xffff);
/* magic */
miiphy_write(name, 4, 22, 0x877f);
puts("\n");
return 0;
}
puts("failed\n");
}
puts("\nno known switch found ... \n");
return 0;
}
#endif
#ifdef CONFIG_AR8216_SWITCH
static int external_switch_ar8216(void)
{
puts("initializing ar8216 switch... ");
if (athrs26_phy_setup(0)==0) {
printf("initialized\n");
return 0;
}
puts("failed ... \n");
return 0;
}
#endif
int board_eth_init(bd_t *bis)
{
gpio_default();
#if defined(CONFIG_IFX_ETOP)
uchar enetaddr[6];
if (!eth_getenv_enetaddr("ethaddr", enetaddr))
eth_setenv_enetaddr("ethaddr", (uchar *)0xb03f0016);
*DANUBE_PMU_PWDCR &= 0xFFFFEFDF;
*DANUBE_PMU_PWDCR &=~(1<<DANUBE_PMU_DMA_SHIFT);/*enable DMA from PMU*/
if (lq_eth_initialize(bis))
return -1;
*DANUBE_RCU_RST_REQ |=1;
udelay(200000);
*DANUBE_RCU_RST_REQ &=(unsigned long)~1;
udelay(1000);
#ifdef CONFIG_RTL8306_SWITCH
if (external_switch_rtl8306()<0)
return -1;
#endif
#ifdef CONFIG_AR8216_SWITCH
if (external_switch_ar8216()<0)
return -1;
#endif
#endif
return 0;
}
#if defined(CONFIG_CMD_HTTPD)
int do_http_upgrade(const unsigned char *data, const ulong size)
{
char buf[128];
if(getenv ("ram_addr") == NULL)
return -1;
if(getenv ("kernel_addr") == NULL)
return -1;
/* check the image */
if(run_command("imi ${ram_addr}", 0) < 0) {
return -1;
}
/* write the image to the flash */
puts("http ugrade ...\n");
sprintf(buf, "era ${kernel_addr} +0x%lx; cp.b ${ram_addr} ${kernel_addr} 0x%lx", size, size);
return run_command(buf, 0);
}
int do_http_progress(const int state)
{
/* toggle LED's here */
switch(state) {
case HTTP_PROGRESS_START:
puts("http start\n");
break;
case HTTP_PROGRESS_TIMEOUT:
puts(".");
break;
case HTTP_PROGRESS_UPLOAD_READY:
puts("http upload ready\n");
break;
case HTTP_PROGRESS_UGRADE_READY:
puts("http ugrade ready\n");
break;
case HTTP_PROGRESS_UGRADE_FAILED:
puts("http ugrade failed\n");
break;
}
return 0;
}
unsigned long do_http_tmp_address(void)
{
char *s = getenv ("ram_addr");
if (s) {
ulong tmp = simple_strtoul (s, NULL, 16);
return tmp;
}
return 0 /*0x80a00000*/;
}
#endif