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TQM834x: add FDT support

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Signed-off-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
This commit is contained in:
Wolfgang Denk 2009-05-14 23:18:34 +02:00
parent 929b79a0b5
commit 4681e673a5
3 changed files with 95 additions and 20 deletions
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45
board/tqc/tqm834x/pci.c
View File

@ -24,7 +24,15 @@
#include <asm/mmu.h>
#include <common.h>
#include <asm/global_data.h>
#include <pci.h>
#include <asm/mpc8349_pci.h>
#if defined(CONFIG_OF_LIBFDT)
#include <libfdt.h>
#include <fdt_support.h>
#endif
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_PCI
@ -217,4 +225,41 @@ pci_init_board(void)
*/
hose->last_busno = pci_hose_scan(hose);
}
#if defined(CONFIG_OF_LIBFDT)
void ft_pci_setup(void *blob, bd_t *bd)
{
int nodeoffset;
int tmp[2];
const char *path;
nodeoffset = fdt_path_offset(blob, "/aliases");
if (nodeoffset >= 0) {
path = fdt_getprop(blob, nodeoffset, "pci0", NULL);
if (path) {
tmp[0] = cpu_to_be32(pci1_hose.first_busno);
tmp[1] = cpu_to_be32(pci1_hose.last_busno);
do_fixup_by_path(blob, path, "bus-range",
&tmp, sizeof(tmp), 1);
tmp[0] = cpu_to_be32(gd->pci_clk);
do_fixup_by_path(blob, path, "clock-frequency",
&tmp, sizeof(tmp[0]), 1);
}
#ifdef CONFIG_MPC83XX_PCI2
path = fdt_getprop(blob, nodeoffset, "pci1", NULL);
if (path) {
tmp[0] = cpu_to_be32(pci2_hose.first_busno);
tmp[1] = cpu_to_be32(pci2_hose.last_busno);
do_fixup_by_path(blob, path, "bus-range",
&tmp, sizeof(tmp), 1);
tmp[0] = cpu_to_be32(gd->pci_clk);
do_fixup_by_path(blob, path, "clock-frequency",
&tmp, sizeof(tmp[0]), 1);
}
#endif
}
}
#endif /* CONFIG_OF_LIBFDT */
#endif /* CONFIG_PCI */

11
board/tqc/tqm834x/tqm834x.c
View File

@ -431,3 +431,14 @@ static void set_ddr_config(void) {
#endif
}
}
#ifdef CONFIG_OF_BOARD_SETUP
void ft_board_setup(void *blob, bd_t *bd)
{
ft_cpu_setup(blob, bd);
#ifdef CONFIG_PCI
ft_pci_setup(blob, bd);
#endif /* CONFIG_PCI */
}
#endif /* CONFIG_OF_BOARD_SETUP */

59
include/configs/TQM834x.h
View File

@ -146,9 +146,9 @@ extern int tqm834x_num_flash_banks;
#define CONFIG_SYS_MONITOR_BASE TEXT_BASE /* start of monitor */
#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
#define CONFIG_SYS_RAMBOOT
# define CONFIG_SYS_RAMBOOT
#else
#undef CONFIG_SYS_RAMBOOT
# undef CONFIG_SYS_RAMBOOT
#endif
#define CONFIG_SYS_INIT_RAM_LOCK 1
@ -275,12 +275,7 @@ extern int tqm834x_num_flash_banks;
/*
* Environment
*/
#ifdef CONFIG_SYS_RAMBOOT
# define CONFIG_SYS_NO_FLASH 1 /* Flash is not usable now */
#else
# define CONFIG_ENV_IS_IN_FLASH 1
#endif
#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
#define CONFIG_ENV_SECT_SIZE 0x20000 /* 128K (one sector) for env */
#define CONFIG_ENV_SIZE 0x8000 /* 32K max size */
@ -304,14 +299,18 @@ extern int tqm834x_num_flash_banks;
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DTT
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_I2C
#define CONFIG_CMD_NFS
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_SNTP
#if defined(CONFIG_PCI)
#define CONFIG_CMD_PCI
@ -348,6 +347,11 @@ extern int tqm834x_num_flash_banks;
#undef CONFIG_WATCHDOG /* watchdog disabled */
/* pass open firmware flat tree */
#define CONFIG_OF_LIBFDT 1
#define CONFIG_OF_BOARD_SETUP 1
#define CONFIG_OF_STDOUT_VIA_ALIAS 1
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
@ -492,20 +496,35 @@ extern int tqm834x_num_flash_banks;
"addip=setenv bootargs ${bootargs} " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
":${hostname}:${netdev}:off panic=1\0" \
"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
"flash_nfs=run nfsargs addip addtty;" \
"addcons=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
"flash_nfs_old=run nfsargs addip addcons;" \
"bootm ${kernel_addr}\0" \
"flash_self=run ramargs addip addtty;" \
"flash_nfs=run nfsargs addip addcons;" \
"bootm ${kernel_addr} - ${fdt_addr}\0" \
"flash_self_old=run ramargs addip addcons;" \
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
"net_nfs=tftp 400000 ${bootfile};run nfsargs addip addtty;" \
"bootm\0" \
"flash_self=run ramargs addip addcons;" \
"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
"net_nfs_old=tftp 400000 ${bootfile};" \
"run nfsargs addip addcons;bootm\0" \
"net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
"tftp ${fdt_addr_r} ${fdt_file}; " \
"run nfsargs addip addcons; " \
"bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
"rootpath=/opt/eldk/ppc_6xx\0" \
"bootfile=/tftpboot/tqm834x/uImage\0" \
"kernel_addr=80060000\0" \
"ramdisk_addr=80160000\0" \
"load=tftp 100000 /tftpboot/tqm834x/u-boot.bin\0" \
"update=protect off 80000000 8003ffff; " \
"era 80000000 8003ffff; cp.b 100000 80000000 40000\0" \
"bootfile=tqm834x/uImage\0" \
"fdtfile=tqm834x/tqm834x.dtb\0" \
"kernel_addr_r=400000\0" \
"fdt_addr_r=600000\0" \
"ramdisk_addr_r=800000\0" \
"kernel_addr=800C0000\0" \
"fdt_addr=800A0000\0" \
"ramdisk_addr=80300000\0" \
"u-boot=tqm834x/u-boot.bin\0" \
"load=tftp 200000 ${u-boot}\0" \
"update=protect off 80000000 +${filesize};" \
"era 80000000 +${filesize};" \
"cp.b 200000 80000000 ${filesize}\0" \
"upd=run load update\0" \
""