#include <linux/ioport.h>
#include <linux/serial_core.h>
#include <linux/platform_device.h>
+#include <linux/delay.h>
-#include <asm/hardware.h>
+#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/delay.h>
+#include <asm/cacheflush.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
-#include <asm/arch/regs-gpio.h>
-#include <asm/arch/regs-serial.h>
+#include <mach/system-reset.h>
+
+#include <mach/regs-gpio.h>
+#include <asm/plat-s3c/regs-serial.h>
#include <asm/plat-s3c24xx/cpu.h>
#include <asm/plat-s3c24xx/devs.h>
IODESC_ENT(UART)
};
-
-static struct cpu_table *
-s3c_lookup_cpu(unsigned long idcode)
+static struct cpu_table * __init s3c_lookup_cpu(unsigned long idcode)
{
struct cpu_table *tab;
int count;
return NULL;
}
-/* board information */
-
-static struct s3c24xx_board *board;
-
-void s3c24xx_set_board(struct s3c24xx_board *b)
-{
- int i;
-
- board = b;
-
- if (b->clocks_count != 0) {
- struct clk **ptr = b->clocks;
-
- for (i = b->clocks_count; i > 0; i--, ptr++)
- s3c24xx_register_clock(*ptr);
- }
-}
-
/* cpu information */
static struct cpu_table *cpu;
#endif
}
+/* Hook for arm_pm_restart to ensure we execute the reset code
+ * with the caches enabled. It seems at least the S3C2440 has a problem
+ * resetting if there is bus activity interrupted by the reset.
+ */
+static void s3c24xx_pm_restart(char mode)
+{
+ if (mode != 's') {
+ unsigned long flags;
+
+ local_irq_save(flags);
+ __cpuc_flush_kern_all();
+ __cpuc_flush_user_all();
+
+ arch_reset(mode);
+ local_irq_restore(flags);
+ }
+
+ /* fallback, or unhandled */
+ arm_machine_restart(mode);
+}
+
void __init s3c24xx_init_io(struct map_desc *mach_desc, int size)
{
unsigned long idcode = 0x0;
panic("Unsupported S3C24XX CPU");
}
+ arm_pm_restart = s3c24xx_pm_restart;
+
(cpu->map_io)(mach_desc, size);
}
return ret;
ret = platform_add_devices(s3c24xx_uart_devs, nr_uarts);
- if (ret != 0)
- return ret;
-
- if (board != NULL) {
- struct platform_device **ptr = board->devices;
- int i;
-
- for (i = 0; i < board->devices_count; i++, ptr++) {
- ret = platform_device_register(*ptr);
-
- if (ret) {
- printk(KERN_ERR "s3c24xx: failed to add board device %s (%d) @%p\n", (*ptr)->name, ret, *ptr);
- }
- }
-
- /* mask any error, we may not need all these board
- * devices */
- ret = 0;
- }
-
return ret;
}