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| author | Wolfgang Denk <wd@denx.de> | 2011-12-01 23:58:11 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2011-12-01 23:58:11 +0100 |
| commit | d51e6d6de2b7dcba43fadcae2c89f7346d8bc301 (patch) | |
| tree | 49bedf2073e031a421c89644f62134bf9ee4f44b /arch/powerpc/cpu/mpc85xx/cpu.c | |
| parent | 22e0f5a9ecab85f36a0fe69892d950c1ac212c91 (diff) | |
| parent | 9839709ea3df89f6021034508f48b97cab33ebb8 (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-mpc85xx
* 'master' of git://git.denx.de/u-boot-mpc85xx:
mpc85xx: support for Freescale COM Express P2020
arch/powerpc/cpu/mpc8xxx/ddr/interactive.c: Fix GCC 4.6 build warning
mpc85xx: support board-specific reset function
powerpc/85xx: verify the localbus device tree address before booting the OS
mpc8xxx: update module_type values from JEDEC DDR3 SPD Specification
powerpc/p3060qds: Add board related support for P3060QDS platform
powerpc/85xx: clean up and document the QE/FMAN microcode macros
powerpc/85xx: always implement the work-around for Erratum SATA_A001
powerpc/85xx: CONFIG_FSL_SATA_V2 should be defined in config_mpc85xx.h
powerpc/85xx: Add workaround for erratum A-003474
powerpc/85xx: fixup flexcan device tree clock-frequency
powerpc/85xx: Add workaround for erratum CPU-A003999
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/cpu.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c index 49c05516929..c1815e8860d 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu.c +++ b/arch/powerpc/cpu/mpc85xx/cpu.c @@ -42,6 +42,16 @@ DECLARE_GLOBAL_DATA_PTR; +/* + * Default board reset function + */ +static void +__board_reset(void) +{ + /* Do nothing */ +} +void board_reset(void) __attribute__((weak, alias("__board_reset"))); + int checkcpu (void) { sys_info_t sysinfo; @@ -215,7 +225,12 @@ int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) mtspr(DBCR0,val); #else volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); - out_be32(&gur->rstcr, 0x2); /* HRESET_REQ */ + + /* Attempt board-specific reset */ + board_reset(); + + /* Next try asserting HRESET_REQ */ + out_be32(&gur->rstcr, 0x2); udelay(100); #endif |