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Diffstat (limited to 'arch/arm/mach-u300/core.c')
-rw-r--r--arch/arm/mach-u300/core.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index 5f34eb674d6..ea41c236be0 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -19,6 +19,8 @@
#include <linux/amba/bus.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
+#include <linux/clk.h>
+#include <linux/err.h>
#include <mach/coh901318.h>
#include <asm/types.h>
@@ -1477,11 +1479,19 @@ static struct platform_device *platform_devs[] __initdata = {
void __init u300_init_irq(void)
{
u32 mask[2] = {0, 0};
+ struct clk *clk;
int i;
+ /* initialize clocking early, we want to clock the INTCON */
+ u300_clock_init();
+
+ /* Clock the interrupt controller */
+ clk = clk_get_sys("intcon", NULL);
+ BUG_ON(IS_ERR(clk));
+ clk_enable(clk);
+
for (i = 0; i < NR_IRQS; i++)
set_bit(i, (unsigned long *) &mask[0]);
- u300_enable_intcon_clock();
vic_init((void __iomem *) U300_INTCON0_VBASE, 0, mask[0], mask[0]);
vic_init((void __iomem *) U300_INTCON1_VBASE, 32, mask[1], mask[1]);
}
@@ -1561,13 +1571,6 @@ static void __init u300_init_check_chip(void)
printk(KERN_INFO "Initializing U300 system on %s baseband chip " \
"(chip ID 0x%04x)\n", chipname, val);
-#ifdef CONFIG_MACH_U300_BS26
- if ((val & 0xFF00U) != 0xc800) {
- printk(KERN_ERR "Platform configured for BS25/BS26 " \
- "with DB3150 but %s detected, expect problems!",
- chipname);
- }
-#endif
#ifdef CONFIG_MACH_U300_BS330
if ((val & 0xFF00U) != 0xd800) {
printk(KERN_ERR "Platform configured for BS330 " \
@@ -1642,12 +1645,10 @@ void __init u300_init_devices(void)
u300_spi_init(&pl022_device);
/* Register the AMBA devices in the AMBA bus abstraction layer */
- u300_clock_primecells();
for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
struct amba_device *d = amba_devs[i];
amba_device_register(d, &iomem_resource);
}
- u300_unclock_primecells();
u300_assign_physmem();