diff options
-rw-r--r-- | arch/arm/mach-socfpga/core.h | 11 | ||||
-rw-r--r-- | arch/arm/mach-socfpga/platsmp.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-socfpga/socfpga.c | 10 |
3 files changed, 20 insertions, 4 deletions
diff --git a/arch/arm/mach-socfpga/core.h b/arch/arm/mach-socfpga/core.h index 315edff610f2..572b8f719ffb 100644 --- a/arch/arm/mach-socfpga/core.h +++ b/arch/arm/mach-socfpga/core.h @@ -20,12 +20,23 @@ #ifndef __MACH_CORE_H #define __MACH_CORE_H +#define SOCFPGA_RSTMGR_CTRL 0x04 +#define SOCFPGA_RSTMGR_MODPERRST 0x14 +#define SOCFPGA_RSTMGR_BRGMODRST 0x1c + +/* System Manager bits */ +#define RSTMGR_CTRL_SWCOLDRSTREQ 0x1 /* Cold Reset */ +#define RSTMGR_CTRL_SWWARMRSTREQ 0x2 /* Warm Reset */ + extern void socfpga_secondary_startup(void); extern void __iomem *socfpga_scu_base_addr; extern void socfpga_init_clocks(void); extern void socfpga_sysmgr_init(void); +extern void __iomem *sys_manager_base_addr; +extern void __iomem *rst_manager_base_addr; + extern struct smp_operations socfpga_smp_ops; extern char secondary_trampoline, secondary_trampoline_end; diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c index 84c60fa8daa0..b907fb986d9e 100644 --- a/arch/arm/mach-socfpga/platsmp.c +++ b/arch/arm/mach-socfpga/platsmp.c @@ -30,9 +30,6 @@ #include "core.h" -extern void __iomem *sys_manager_base_addr; -extern void __iomem *rst_manager_base_addr; - static void __cpuinit socfpga_secondary_init(unsigned int cpu) { /* diff --git a/arch/arm/mach-socfpga/socfpga.c b/arch/arm/mach-socfpga/socfpga.c index 1042c023cf24..2cae16c1f265 100644 --- a/arch/arm/mach-socfpga/socfpga.c +++ b/arch/arm/mach-socfpga/socfpga.c @@ -87,7 +87,15 @@ static void __init socfpga_init_irq(void) static void socfpga_cyclone5_restart(char mode, const char *cmd) { - /* TODO: */ + u32 temp; + + temp = readl(rst_manager_base_addr + SOCFPGA_RSTMGR_CTRL); + + if (mode == 'h') + temp |= RSTMGR_CTRL_SWCOLDRSTREQ; + else + temp |= RSTMGR_CTRL_SWWARMRSTREQ; + writel(temp, rst_manager_base_addr + SOCFPGA_RSTMGR_CTRL); } static void __init socfpga_cyclone5_init(void) |