diff options
Diffstat (limited to 'arch/mips/mach-mscc/reset.c')
| -rw-r--r-- | arch/mips/mach-mscc/reset.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/mips/mach-mscc/reset.c b/arch/mips/mach-mscc/reset.c index 390bbd0..e0e610a 100644 --- a/arch/mips/mach-mscc/reset.c +++ b/arch/mips/mach-mscc/reset.c @@ -12,6 +12,22 @@ void _machine_restart(void) { +#if defined(CONFIG_SOC_JR2) + register u32 reg = readl(BASE_CFG + ICPU_GENERAL_CTRL); + /* Set owner */ + reg &= ~ICPU_GENERAL_CTRL_IF_SI_OWNER_M; + reg |= ICPU_GENERAL_CTRL_IF_SI_OWNER(1); + /* Set boot mode */ + reg |= ICPU_GENERAL_CTRL_BOOT_MODE_ENA; + writel(reg, BASE_CFG + ICPU_GENERAL_CTRL); + /* Read back in order to make BOOT mode setting active */ + reg = readl(BASE_CFG + ICPU_GENERAL_CTRL); + /* Reset CPU only - still executing _here_. but from cache */ + writel(readl(BASE_CFG + ICPU_RESET) | + ICPU_RESET_CORE_RST_CPU_ONLY | + ICPU_RESET_CORE_RST_FORCE, + BASE_CFG + ICPU_RESET); +#else register u32 resetbits = PERF_SOFT_RST_SOFT_CHIP_RST; (void)readl(BASE_DEVCPU_GCB + PERF_SOFT_RST); @@ -24,6 +40,7 @@ void _machine_restart(void) /* Do the global reset */ writel(resetbits, BASE_DEVCPU_GCB + PERF_SOFT_RST); +#endif while (1) ; /* NOP */ |