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-rw-r--r--arch/mips/alchemy/common/platform.c2
-rw-r--r--arch/mips/alchemy/common/power.c22
-rw-r--r--arch/mips/alchemy/devboards/bcsr.c4
-rw-r--r--arch/mips/alchemy/devboards/db1200/setup.c7
4 files changed, 19 insertions, 16 deletions
diff --git a/arch/mips/alchemy/common/platform.c b/arch/mips/alchemy/common/platform.c
index 3b2c18b1434..f72c48d4804 100644
--- a/arch/mips/alchemy/common/platform.c
+++ b/arch/mips/alchemy/common/platform.c
@@ -492,7 +492,7 @@ static void __init alchemy_setup_macs(int ctype)
memcpy(au1xxx_eth0_platform_data.mac, ethaddr, 6);
ret = platform_device_register(&au1xxx_eth0_device);
- if (!ret)
+ if (ret)
printk(KERN_INFO "Alchemy: failed to register MAC0\n");
diff --git a/arch/mips/alchemy/common/power.c b/arch/mips/alchemy/common/power.c
index 647e518c90b..b86324a4260 100644
--- a/arch/mips/alchemy/common/power.c
+++ b/arch/mips/alchemy/common/power.c
@@ -158,15 +158,21 @@ static void restore_core_regs(void)
void au_sleep(void)
{
- int cpuid = alchemy_get_cputype();
- if (cpuid != ALCHEMY_CPU_UNKNOWN) {
- save_core_regs();
- if (cpuid <= ALCHEMY_CPU_AU1500)
- alchemy_sleep_au1000();
- else if (cpuid <= ALCHEMY_CPU_AU1200)
- alchemy_sleep_au1550();
- restore_core_regs();
+ save_core_regs();
+
+ switch (alchemy_get_cputype()) {
+ case ALCHEMY_CPU_AU1000:
+ case ALCHEMY_CPU_AU1500:
+ case ALCHEMY_CPU_AU1100:
+ alchemy_sleep_au1000();
+ break;
+ case ALCHEMY_CPU_AU1550:
+ case ALCHEMY_CPU_AU1200:
+ alchemy_sleep_au1550();
+ break;
}
+
+ restore_core_regs();
}
#endif /* CONFIG_PM */
diff --git a/arch/mips/alchemy/devboards/bcsr.c b/arch/mips/alchemy/devboards/bcsr.c
index 596ad00e7f0..463d2c4d944 100644
--- a/arch/mips/alchemy/devboards/bcsr.c
+++ b/arch/mips/alchemy/devboards/bcsr.c
@@ -89,8 +89,12 @@ static void bcsr_csc_handler(unsigned int irq, struct irq_desc *d)
{
unsigned short bisr = __raw_readw(bcsr_virt + BCSR_REG_INTSTAT);
+ disable_irq_nosync(irq);
+
for ( ; bisr; bisr &= bisr - 1)
generic_handle_irq(bcsr_csc_base + __ffs(bisr));
+
+ enable_irq(irq);
}
/* NOTE: both the enable and mask bits must be cleared, otherwise the
diff --git a/arch/mips/alchemy/devboards/db1200/setup.c b/arch/mips/alchemy/devboards/db1200/setup.c
index 1dac4f27d33..4a8980027ec 100644
--- a/arch/mips/alchemy/devboards/db1200/setup.c
+++ b/arch/mips/alchemy/devboards/db1200/setup.c
@@ -23,13 +23,6 @@ void __init board_setup(void)
unsigned long freq0, clksrc, div, pfc;
unsigned short whoami;
- /* Set Config[OD] (disable overlapping bus transaction):
- * This gets rid of a _lot_ of spurious interrupts (especially
- * wrt. IDE); but incurs ~10% performance hit in some
- * cpu-bound applications.
- */
- set_c0_config(1 << 19);
-
bcsr_init(DB1200_BCSR_PHYS_ADDR,
DB1200_BCSR_PHYS_ADDR + DB1200_BCSR_HEXLED_OFS);