diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.3/305-missing_ext_irq_bits.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.3/305-missing_ext_irq_bits.patch | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.3/305-missing_ext_irq_bits.patch b/target/linux/brcm63xx/patches-3.3/305-missing_ext_irq_bits.patch new file mode 100644 index 000000000..703f4b54b --- /dev/null +++ b/target/linux/brcm63xx/patches-3.3/305-missing_ext_irq_bits.patch @@ -0,0 +1,96 @@ +--- 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 |