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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-11-30 22:49:43 +02:00
openwrt-xburst/target/linux/brcm63xx/patches-3.6/305-missing_ext_irq_bits.patch
florian 0b1b6a0283 [brcm63xx] add preliminary support for 3.6 kernel
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33936 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-10-25 21:16:51 +00:00

97 lines
2.7 KiB
Diff

--- a/arch/mips/bcm63xx/irq.c
+++ b/arch/mips/bcm63xx/irq.c
@@ -56,8 +56,8 @@ static void __internal_irq_unmask_64(uns
#define is_ext_irq_cascaded 0
#define ext_irq_start 0
#define ext_irq_end 0
-#define ext_irq_count 0
-#define ext_irq_cfg_reg1 0
+#define ext_irq_count 4
+#define ext_irq_cfg_reg1 PERF_EXTIRQ_CFG_REG_6345
#define ext_irq_cfg_reg2 0
#endif
#ifdef CONFIG_BCM63XX_CPU_6348
@@ -143,11 +143,15 @@ static void bcm63xx_init_irq(void)
irq_stat_addr += PERF_IRQSTAT_6338_REG;
irq_mask_addr += PERF_IRQMASK_6338_REG;
irq_bits = 32;
+ ext_irq_count = 4;
+ ext_irq_cfg_reg1 = PERF_EXTIRQ_CFG_REG_6338;
break;
case BCM6345_CPU_ID:
irq_stat_addr += PERF_IRQSTAT_6345_REG;
irq_mask_addr += PERF_IRQMASK_6345_REG;
irq_bits = 32;
+ ext_irq_count = 4;
+ ext_irq_cfg_reg1 = PERF_EXTIRQ_CFG_REG_6345;
break;
case BCM6348_CPU_ID:
irq_stat_addr += PERF_IRQSTAT_6348_REG;
@@ -434,7 +438,8 @@ static int bcm63xx_external_irq_set_type
reg = bcm_perf_readl(regaddr);
irq %= 4;
- if (BCMCPU_IS_6348()) {
+ switch (bcm63xx_get_cpu_id()) {
+ case BCM6348_CPU_ID:
if (levelsense)
reg |= EXTIRQ_CFG_LEVELSENSE_6348(irq);
else
@@ -447,9 +452,12 @@ static int bcm63xx_external_irq_set_type
reg |= EXTIRQ_CFG_BOTHEDGE_6348(irq);
else
reg &= ~EXTIRQ_CFG_BOTHEDGE_6348(irq);
- }
+ break;
- if (BCMCPU_IS_6338() || BCMCPU_IS_6358() || BCMCPU_IS_6368()) {
+ case BCM6338_CPU_ID:
+ case BCM6345_CPU_ID:
+ case BCM6358_CPU_ID:
+ case BCM6368_CPU_ID:
if (levelsense)
reg |= EXTIRQ_CFG_LEVELSENSE(irq);
else
@@ -462,6 +470,9 @@ static int bcm63xx_external_irq_set_type
reg |= EXTIRQ_CFG_BOTHEDGE(irq);
else
reg &= ~EXTIRQ_CFG_BOTHEDGE(irq);
+ break;
+ default:
+ BUG();
}
bcm_perf_writel(reg, regaddr);
--- a/arch/mips/bcm63xx/setup.c
+++ b/arch/mips/bcm63xx/setup.c
@@ -74,6 +74,9 @@ void bcm63xx_machine_reboot(void)
case BCM6338_CPU_ID:
perf_regs[0] = PERF_EXTIRQ_CFG_REG_6338;
break;
+ case BCM6345_CPU_ID:
+ perf_regs[0] = PERF_EXTIRQ_CFG_REG_6345;
+ break;
case BCM6348_CPU_ID:
perf_regs[0] = PERF_EXTIRQ_CFG_REG_6348;
break;
@@ -83,6 +86,9 @@ void bcm63xx_machine_reboot(void)
}
for (i = 0; i < 2; i++) {
+ if (!perf_regs[i])
+ break;
+
reg = bcm_perf_readl(perf_regs[i]);
if (BCMCPU_IS_6348()) {
reg &= ~EXTIRQ_CFG_MASK_ALL_6348;
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -161,6 +161,7 @@
/* External Interrupt Configuration register */
#define PERF_EXTIRQ_CFG_REG_6328 0x18
#define PERF_EXTIRQ_CFG_REG_6338 0x14
+#define PERF_EXTIRQ_CFG_REG_6345 0x14
#define PERF_EXTIRQ_CFG_REG_6348 0x14
#define PERF_EXTIRQ_CFG_REG_6358 0x14
#define PERF_EXTIRQ_CFG_REG_6368 0x18