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authorFlorian Fainelli <florian@openwrt.org>2008-09-01 11:49:57 +0000
committerFlorian Fainelli <florian@openwrt.org>2008-09-01 11:49:57 +0000
commit3ab8360af088dfdde236a69c4ea0e97ab95117a7 (patch)
tree8115c3f9da7d1cb3fdc236a080f7f9971db54d14 /target
parent8509d0542f3984fc703b5829c17c0f1c0c264fe7 (diff)
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Fix divisor calculation and configuration from previous commit, thanks sn9
SVN-Revision: 12454
Diffstat (limited to 'target')
-rw-r--r--target/linux/ar7/files/arch/mips/ar7/platform.c2
-rw-r--r--target/linux/ar7/files/arch/mips/ar7/prom.c4
-rw-r--r--target/linux/ar7/files/drivers/vlynq/vlynq.c53
-rw-r--r--target/linux/ar7/files/include/asm-mips/ar7/prom.h4
-rw-r--r--target/linux/ar7/patches-2.6.26/100-board_support.patch3
5 files changed, 22 insertions, 44 deletions
diff --git a/target/linux/ar7/files/arch/mips/ar7/platform.c b/target/linux/ar7/files/arch/mips/ar7/platform.c
index 81d4290e8f..1464ccdd6d 100644
--- a/target/linux/ar7/files/arch/mips/ar7/platform.c
+++ b/target/linux/ar7/files/arch/mips/ar7/platform.c
@@ -493,11 +493,11 @@ static int __init ar7_register_devices(void)
if (res)
return res;
+ ar7_device_disable(vlynq_low_data.reset_bit);
res = platform_device_register(&vlynq_low);
if (res)
return res;
- ar7_device_disable(vlynq_low_data.reset_bit);
if (ar7_has_high_vlynq()) {
ar7_device_disable(vlynq_high_data.reset_bit);
res = platform_device_register(&vlynq_high);
diff --git a/target/linux/ar7/files/arch/mips/ar7/prom.c b/target/linux/ar7/files/arch/mips/ar7/prom.c
index 249aab5867..4a6cd290ba 100644
--- a/target/linux/ar7/files/arch/mips/ar7/prom.c
+++ b/target/linux/ar7/files/arch/mips/ar7/prom.c
@@ -39,7 +39,7 @@ struct env_var {
static struct env_var adam2_env[MAX_ENTRY] = { { 0, }, };
-char *prom_getenv(char *name)
+char *prom_getenv(const char *name)
{
int i;
for (i = 0; (i < MAX_ENTRY) && adam2_env[i].name; i++)
@@ -288,7 +288,7 @@ int prom_putchar(char c)
}
/* from adm5120/prom.c */
-void prom_printf(char *fmt, ...)
+void prom_printf(const char *fmt, ...)
{
va_list args;
int l;
diff --git a/target/linux/ar7/files/drivers/vlynq/vlynq.c b/target/linux/ar7/files/drivers/vlynq/vlynq.c
index 1de5789b7c..14022b1fb2 100644
--- a/target/linux/ar7/files/drivers/vlynq/vlynq.c
+++ b/target/linux/ar7/files/drivers/vlynq/vlynq.c
@@ -26,6 +26,7 @@
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/device.h>
+#include <linux/delay.h>
#include <linux/io.h>
#include <linux/vlynq.h>
@@ -301,39 +302,19 @@ static int vlynq_device_match(struct device *dev,
{
struct vlynq_device *vdev = to_vlynq_device(dev);
struct vlynq_driver *vdrv = to_vlynq_driver(drv);
- struct plat_vlynq_ops *ops = dev->platform_data;
struct vlynq_device_id *ids = vdrv->id_table;
- u32 id = 0;
- int result, flag;
while (ids->id) {
- flag = 0;
- if (ids->divisor != vlynq_div_auto
- && vdev->divisor == vlynq_div_auto) {
- flag = 1;
+ if (ids->id == vdev->dev_id) {
vdev->divisor = ids->divisor;
- result = __vlynq_enable_device(vdev);
- if (result == 0) {
- id = vlynq_reg_read(vdev->remote->chip);
- vlynq_reg_write(vdev->local->control, 0);
- vlynq_reg_write(vdev->remote->control, 0);
- ops->off(vdev);
- } else
- id = vdev->dev_id;
- } else
- id = vdev->dev_id;
- if (ids->id == id) {
- vdev->dev_id = id;
vlynq_set_drvdata(vdev, ids);
printk(KERN_INFO "Driver found for VLYNQ " \
- "device: %08x\n", id);
+ "device: %08x\n", vdev->dev_id);
return 1;
}
- printk(KERN_INFO "Not using the %08x VLYNQ device's " \
- "driver for VLYNQ device: %08x\n", ids->id, id);
+ printk(KERN_DEBUG "Not using the %08x VLYNQ device's driver" \
+ " for VLYNQ device: %08x\n", ids->id, vdev->dev_id);
ids++;
- if (flag)
- vdev->divisor = vlynq_div_auto;
}
return 0;
}
@@ -385,20 +366,20 @@ static int __vlynq_enable_device(struct vlynq_device *dev)
if (result)
return result;
- vlynq_reg_write(dev->local->control, 0);
- vlynq_reg_write(dev->remote->control, 0);
- if (vlynq_linked(dev)) {
- printk(KERN_DEBUG "%s: using external clock\n",
- dev->dev.bus_id);
- return 0;
- }
-
switch (dev->divisor) {
case vlynq_div_auto:
/* Only try locally supplied clock, others cause problems */
vlynq_reg_write(dev->local->control, 0);
vlynq_reg_write(dev->remote->control, 0);
- for (i = vlynq_ldiv2; i <= vlynq_ldiv8; i++) {
+ if (vlynq_linked(dev)) {
+ dev->divisor = vlynq_div_external;
+ printk(KERN_DEBUG "%s: using external clock\n",
+ dev->dev.bus_id);
+ return 0;
+ }
+ for (i = dev->dev_id ? vlynq_ldiv2 : vlynq_ldiv8; dev->dev_id ?
+ i <= vlynq_ldiv8 : i >= vlynq_ldiv2;
+ dev->dev_id ? i++ : i--) {
vlynq_reg_write(dev->local->control,
VLYNQ_CTRL_CLOCK_INT |
VLYNQ_CTRL_CLOCK_DIV(i - vlynq_ldiv1));
@@ -618,15 +599,13 @@ static int vlynq_probe(struct platform_device *pdev)
dev->dev.bus_id, (void *)dev->regs_start, dev->irq,
(void *)dev->mem_start);
+ dev->dev_id = 0;
dev->divisor = vlynq_div_auto;
result = __vlynq_enable_device(dev);
if (result == 0) {
dev->dev_id = vlynq_reg_read(dev->remote->chip);
- vlynq_reg_write(dev->local->control, 0);
- vlynq_reg_write(dev->remote->control, 0);
((struct plat_vlynq_ops *)(dev->dev.platform_data))->off(dev);
- } else
- dev->dev_id = 0;
+ }
if (dev->dev_id)
printk(KERN_INFO "Found a VLYNQ device: %08x\n", dev->dev_id);
diff --git a/target/linux/ar7/files/include/asm-mips/ar7/prom.h b/target/linux/ar7/files/include/asm-mips/ar7/prom.h
index 2f3f67fe61..55f5939db5 100644
--- a/target/linux/ar7/files/include/asm-mips/ar7/prom.h
+++ b/target/linux/ar7/files/include/asm-mips/ar7/prom.h
@@ -19,8 +19,8 @@
#ifndef __PROM_H__
#define __PROM_H__
-extern char *prom_getenv(char *name);
-extern void prom_printf(char *fmt, ...);
+extern char *prom_getenv(const char *name);
+extern void prom_printf(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
extern void prom_meminit(void);
#endif /* __PROM_H__ */
diff --git a/target/linux/ar7/patches-2.6.26/100-board_support.patch b/target/linux/ar7/patches-2.6.26/100-board_support.patch
index 658a80e511..33b0b8baaf 100644
--- a/target/linux/ar7/patches-2.6.26/100-board_support.patch
+++ b/target/linux/ar7/patches-2.6.26/100-board_support.patch
@@ -1,6 +1,6 @@
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
-@@ -18,6 +18,24 @@
+@@ -18,6 +18,23 @@
prompt "System type"
default SGI_IP22
@@ -11,7 +11,6 @@
+ select CEVT_R4K
+ select CSRC_R4K
+ select IRQ_CPU
-+ select NO_EXCEPT_FILL
+ select SWAP_IO_SPACE
+ select SYS_HAS_CPU_MIPS32_R1
+ select SYS_HAS_EARLY_PRINTK