diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch')
4 files changed, 50 insertions, 2 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c index e5cd4d3ff4..90db388967 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ar9xxx-wmac.c @@ -114,6 +114,8 @@ static void ar934x_wmac_init(void) ar9xxx_wmac_device.name = "ar934x_wmac"; ar9xxx_wmac_resources[0].start = AR934X_WMAC_BASE; ar9xxx_wmac_resources[0].end = AR934X_WMAC_BASE + AR934X_WMAC_SIZE - 1; + ar9xxx_wmac_resources[1].start = AR934X_IP2_IRQ_WMAC; + ar9xxx_wmac_resources[1].start = AR934X_IP2_IRQ_WMAC; if (ar71xx_ref_freq == MHZ_25) ar9xxx_wmac_data.is_clk_25mhz = true; } diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/irq.c b/target/linux/ar71xx/files/arch/mips/ar71xx/irq.c index ff39d3a972..7165ca97db 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/irq.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/irq.c @@ -231,6 +231,39 @@ static void __init ar71xx_misc_irq_init(void) setup_irq(AR71XX_CPU_IRQ_MISC, &ar71xx_misc_irqaction); } +static void ar934x_ip2_irq_dispatch(unsigned int irq, struct irq_desc *desc) +{ + u32 status; + + disable_irq_nosync(irq); + + status = ar71xx_reset_rr(AR934X_RESET_REG_PCIE_WMAC_INT_STATUS); + + if (status & AR934X_PCIE_WMAC_INT_PCIE_ALL) + generic_handle_irq(AR934X_IP2_IRQ_PCIE); + + else if (status & AR934X_PCIE_WMAC_INT_WMAC_ALL) + generic_handle_irq(AR934X_IP2_IRQ_WMAC); + + else + spurious_interrupt(); + + enable_irq(irq); +} + +static void ar934x_ip2_irq_init(void) +{ + int i; + + for (i = AR934X_IP2_IRQ_BASE; + i < AR934X_IP2_IRQ_BASE + AR934X_IP2_IRQ_COUNT; i++) + irq_set_chip_and_handler(i, &dummy_irq_chip, + handle_level_irq); + + irq_set_chained_handler(AR71XX_CPU_IRQ_IP2, ar934x_ip2_irq_dispatch); +} + + /* * The IP2/IP3 lines are tied to a PCI/WMAC/USB device. Drivers for * these devices typically allocate coherent DMA memory, however the @@ -372,6 +405,11 @@ void __init arch_init_irq(void) ar71xx_misc_irq_init(); + if (ar71xx_soc == AR71XX_SOC_AR9341 || + ar71xx_soc == AR71XX_SOC_AR9342 || + ar71xx_soc == AR71XX_SOC_AR9344) + ar934x_ip2_irq_init(); + cp0_perfcount_irq = AR71XX_MISC_IRQ_PERFC; ar71xx_gpio_irq_init(); diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/pci.c b/target/linux/ar71xx/files/arch/mips/ar71xx/pci.c index bd9217caa4..8850c0b6b0 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/pci.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/pci.c @@ -81,9 +81,12 @@ int __init ar71xx_pci_init(unsigned nr_irqs, struct ar71xx_pci_irq *map) case AR71XX_SOC_AR7240: case AR71XX_SOC_AR7241: case AR71XX_SOC_AR7242: + ret = ar724x_pcibios_init(AR71XX_CPU_IRQ_IP2); + break; + case AR71XX_SOC_AR9342: case AR71XX_SOC_AR9344: - ret = ar724x_pcibios_init(AR71XX_CPU_IRQ_IP2); + ret = ar724x_pcibios_init(AR934X_IP2_IRQ_PCIE); break; default: diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h index 46346648fa..fe2d9a32bc 100644 --- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h +++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h @@ -89,7 +89,9 @@ #define AR71XX_GPIO_IRQ_BASE 40 #define AR71XX_GPIO_IRQ_COUNT 32 #define AR71XX_PCI_IRQ_BASE 72 -#define AR71XX_PCI_IRQ_COUNT 8 +#define AR71XX_PCI_IRQ_COUNT 6 +#define AR934X_IP2_IRQ_BASE 78 +#define AR934X_IP2_IRQ_COUNT 2 #define AR71XX_CPU_IRQ_IP2 (AR71XX_CPU_IRQ_BASE + 2) #define AR71XX_CPU_IRQ_USB (AR71XX_CPU_IRQ_BASE + 3) @@ -119,6 +121,9 @@ #define AR71XX_PCI_IRQ_DEV2 (AR71XX_PCI_IRQ_BASE + 2) #define AR71XX_PCI_IRQ_CORE (AR71XX_PCI_IRQ_BASE + 4) +#define AR934X_IP2_IRQ_WMAC (AR934X_IP2_IRQ_BASE + 0) +#define AR934X_IP2_IRQ_PCIE (AR934X_IP2_IRQ_BASE + 1) + extern u32 ar71xx_ahb_freq; extern u32 ar71xx_cpu_freq; extern u32 ar71xx_ddr_freq; |