#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
-#include <linux/timer.h>
+#include <linux/sched.h>
#include <linux/init.h>
+#include <linux/serial_8250.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
+#include <asm/mach/time.h>
#include <asm/hardware.h>
#include <asm/hardware/iomd.h>
.unmask = cl7500_no_action,
};
-static struct irqaction irq_isa = { no_action, 0, 0, "isa", NULL, NULL };
+static struct irqaction irq_isa = { no_action, 0, CPU_MASK_NONE, "isa", NULL, NULL };
static void __init clps7500_init_irq(void)
{
iotable_init(cl7500_io_desc, ARRAY_SIZE(cl7500_io_desc));
}
+extern void ioctime_init(void);
+extern unsigned long ioc_timer_gettimeoffset(void);
+
+static irqreturn_t
+clps7500_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+{
+ write_seqlock(&xtime_lock);
+
+ timer_tick(regs);
+
+ /* Why not using do_leds interface?? */
+ {
+ /* Twinkle the lights. */
+ static int count, state = 0xff00;
+ if (count-- == 0) {
+ state ^= 0x100;
+ count = 25;
+ *((volatile unsigned int *)LED_ADDRESS) = state;
+ }
+ }
+
+ write_sequnlock(&xtime_lock);
+
+ return IRQ_HANDLED;
+}
+
+static struct irqaction clps7500_timer_irq = {
+ .name = "CLPS7500 Timer Tick",
+ .flags = SA_INTERRUPT,
+ .handler = clps7500_timer_interrupt
+};
+
+/*
+ * Set up timer interrupt.
+ */
+static void __init clps7500_timer_init(void)
+{
+ ioctime_init();
+
+ setup_irq(IRQ_TIMER, &clps7500_timer_irq);
+}
+
+static struct clps7500_timer = {
+ .init = clps7500_timer_init,
+ .offset = ioc_timer_gettimeoffset,
+};
+
+static struct plat_serial8250_port serial_platform_data[] = {
+ {
+ .mapbase = 0x03010fe0,
+ .irq = 10,
+ .uartclk = 1843200,
+ .regshift = 2,
+ .iotype = UPIO_MEM,
+ .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP | UPF_SKIP_TEST,
+ },
+ {
+ .mapbase = 0x03010be0,
+ .irq = 0,
+ .uartclk = 1843200,
+ .regshift = 2,
+ .iotype = UPIO_MEM,
+ .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP | UPF_SKIP_TEST,
+ },
+ {
+ .iobase = ISASLOT_IO + 0x2e8,
+ .irq = 41,
+ .uartclk = 1843200,
+ .regshift = 0,
+ .iotype = UPIO_PORT,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+ },
+ {
+ .iobase = ISASLOT_IO + 0x3e8,
+ .irq = 40,
+ .uartclk = 1843200,
+ .regshift = 0,
+ .iotype = UPIO_PORT,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+ },
+ { },
+};
+
+static struct platform_device serial_device = {
+ .name = "serial8250",
+ .id = 0,
+ .dev = {
+ .platform_data = serial_platform_data,
+ },
+};
+
+static int __init clps7500_init(void)
+{
+ return platform_register_device(&serial_device);
+}
+
MACHINE_START(CLPS7500, "CL-PS7500")
MAINTAINER("Philip Blundell")
BOOT_MEM(0x10000000, 0x03000000, 0xe0000000)
MAPIO(clps7500_map_io)
INITIRQ(clps7500_init_irq)
+ .timer = &clps7500_timer,
MACHINE_END