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authorMichael-Luke Jones <mlj28@cam.ac.uk>2007-05-23 22:38:45 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-05-26 10:09:39 +0100
commit435c5da00b9610f9664c5d6f38dfdafce419ef4a (patch)
tree1ed1653334c91ef355f2a89974c3dc19802bad36 /arch/arm
parente87a8e85e90660183d3ef8e700627689c6292a3f (diff)
downloadop-kernel-dev-435c5da00b9610f9664c5d6f38dfdafce419ef4a.zip
op-kernel-dev-435c5da00b9610f9664c5d6f38dfdafce419ef4a.tar.gz
[ARM] 4405/1: NSLU2, DSM-G600 frequency fixup code
This patch is required as the frequency fixup in nslu2_init does not run sufficiently early in the boot sequence to take effect. In addition the dsmg600 setup code behaviour has been improved such that a 'fixup' routine is avoided. Signed-off-by: Michael-Luke Jones <mlj28@cam.ac.uk> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-ixp4xx/common.c2
-rw-r--r--arch/arm/mach-ixp4xx/dsmg600-setup.c24
-rw-r--r--arch/arm/mach-ixp4xx/nslu2-setup.c18
3 files changed, 31 insertions, 13 deletions
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 64685da..8112f72 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -283,7 +283,7 @@ static struct irqaction ixp4xx_timer_irq = {
.handler = ixp4xx_timer_interrupt,
};
-static void __init ixp4xx_timer_init(void)
+void __init ixp4xx_timer_init(void)
{
/* Reset/disable counter */
*IXP4XX_OSRT1 = 0;
diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c
index 1caff65..1e75e10 100644
--- a/arch/arm/mach-ixp4xx/dsmg600-setup.c
+++ b/arch/arm/mach-ixp4xx/dsmg600-setup.c
@@ -18,6 +18,7 @@
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
+#include <asm/mach/time.h>
static struct flash_platform_data dsmg600_flash_data = {
.map_name = "cfi_probe",
@@ -128,6 +129,19 @@ static void dsmg600_power_off(void)
gpio_line_set(DSMG600_PO_GPIO, IXP4XX_GPIO_HIGH);
}
+static void __init dsmg600_timer_init(void)
+{
+ /* The xtal on this machine is non-standard. */
+ ixp4xx_timer_freq = DSMG600_FREQ;
+
+ /* Call standard timer_init function. */
+ ixp4xx_timer_init();
+}
+
+static struct sys_timer dsmg600_timer = {
+ .init = dsmg600_timer_init,
+};
+
static void __init dsmg600_init(void)
{
ixp4xx_sys_init();
@@ -155,21 +169,13 @@ static void __init dsmg600_init(void)
#endif
}
-static void __init dsmg600_fixup(struct machine_desc *desc,
- struct tag *tags, char **cmdline, struct meminfo *mi)
-{
- /* The xtal on this machine is non-standard. */
- ixp4xx_timer_freq = DSMG600_FREQ;
-}
-
MACHINE_START(DSMG600, "D-Link DSM-G600 RevA")
/* Maintainer: www.nslu2-linux.org */
.phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
.io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xFFFC,
.boot_params = 0x00000100,
- .fixup = dsmg600_fixup,
.map_io = ixp4xx_map_io,
.init_irq = ixp4xx_init_irq,
- .timer = &ixp4xx_timer,
+ .timer = &dsmg600_timer,
.init_machine = dsmg600_init,
MACHINE_END
diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c
index 162c266..1aa45a2 100644
--- a/arch/arm/mach-ixp4xx/nslu2-setup.c
+++ b/arch/arm/mach-ixp4xx/nslu2-setup.c
@@ -22,6 +22,7 @@
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
+#include <asm/mach/time.h>
static struct flash_platform_data nslu2_flash_data = {
.map_name = "cfi_probe",
@@ -157,10 +158,21 @@ static void nslu2_power_off(void)
gpio_line_set(NSLU2_PO_GPIO, IXP4XX_GPIO_HIGH);
}
-static void __init nslu2_init(void)
+static void __init nslu2_timer_init(void)
{
- ixp4xx_timer_freq = NSLU2_FREQ;
+ /* The xtal on this machine is non-standard. */
+ ixp4xx_timer_freq = NSLU2_FREQ;
+
+ /* Call standard timer_init function. */
+ ixp4xx_timer_init();
+}
+static struct sys_timer nslu2_timer = {
+ .init = nslu2_timer_init,
+};
+
+static void __init nslu2_init(void)
+{
ixp4xx_sys_init();
nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
@@ -185,6 +197,6 @@ MACHINE_START(NSLU2, "Linksys NSLU2")
.boot_params = 0x00000100,
.map_io = ixp4xx_map_io,
.init_irq = ixp4xx_init_irq,
- .timer = &ixp4xx_timer,
+ .timer = &nslu2_timer,
.init_machine = nslu2_init,
MACHINE_END
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