From: Eric Miao Date: Sat, 26 Dec 2009 08:23:02 +0000 (+0800) Subject: [ARM] sa1111: allow cascaded IRQs to be used by platforms X-Git-Tag: v2.6.34-rc2~66^2~36 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=19851c58e680;p=karo-tx-linux.git [ARM] sa1111: allow cascaded IRQs to be used by platforms Signed-off-by: Eric Miao --- diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index 8ba7044c554d..a52a27c1d9be 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c @@ -35,6 +35,58 @@ #include +/* SA1111 IRQs */ +#define IRQ_GPAIN0 (0) +#define IRQ_GPAIN1 (1) +#define IRQ_GPAIN2 (2) +#define IRQ_GPAIN3 (3) +#define IRQ_GPBIN0 (4) +#define IRQ_GPBIN1 (5) +#define IRQ_GPBIN2 (6) +#define IRQ_GPBIN3 (7) +#define IRQ_GPBIN4 (8) +#define IRQ_GPBIN5 (9) +#define IRQ_GPCIN0 (10) +#define IRQ_GPCIN1 (11) +#define IRQ_GPCIN2 (12) +#define IRQ_GPCIN3 (13) +#define IRQ_GPCIN4 (14) +#define IRQ_GPCIN5 (15) +#define IRQ_GPCIN6 (16) +#define IRQ_GPCIN7 (17) +#define IRQ_MSTXINT (18) +#define IRQ_MSRXINT (19) +#define IRQ_MSSTOPERRINT (20) +#define IRQ_TPTXINT (21) +#define IRQ_TPRXINT (22) +#define IRQ_TPSTOPERRINT (23) +#define SSPXMTINT (24) +#define SSPRCVINT (25) +#define SSPROR (26) +#define AUDXMTDMADONEA (32) +#define AUDRCVDMADONEA (33) +#define AUDXMTDMADONEB (34) +#define AUDRCVDMADONEB (35) +#define AUDTFSR (36) +#define AUDRFSR (37) +#define AUDTUR (38) +#define AUDROR (39) +#define AUDDTS (40) +#define AUDRDD (41) +#define AUDSTO (42) +#define IRQ_USBPWR (43) +#define IRQ_HCIM (44) +#define IRQ_HCIBUFFACC (45) +#define IRQ_HCIRMTWKP (46) +#define IRQ_NHCIMFCIR (47) +#define IRQ_USB_PORT_RESUME (48) +#define IRQ_S0_READY_NINT (49) +#define IRQ_S1_READY_NINT (50) +#define IRQ_S0_CD_VALID (51) +#define IRQ_S1_CD_VALID (52) +#define IRQ_S0_BVD1_STSCHG (53) +#define IRQ_S1_BVD1_STSCHG (54) + extern void __init sa1110_mb_enable(void); /* @@ -49,6 +101,7 @@ struct sa1111 { struct clk *clk; unsigned long phys; int irq; + int irq_base; /* base for cascaded on-chip IRQs */ spinlock_t lock; void __iomem *base; #ifdef CONFIG_PM @@ -152,36 +205,37 @@ static void sa1111_irq_handler(unsigned int irq, struct irq_desc *desc) { unsigned int stat0, stat1, i; - void __iomem *base = get_irq_data(irq); + struct sa1111 *sachip = get_irq_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; - stat0 = sa1111_readl(base + SA1111_INTSTATCLR0); - stat1 = sa1111_readl(base + SA1111_INTSTATCLR1); + stat0 = sa1111_readl(mapbase + SA1111_INTSTATCLR0); + stat1 = sa1111_readl(mapbase + SA1111_INTSTATCLR1); - sa1111_writel(stat0, base + SA1111_INTSTATCLR0); + sa1111_writel(stat0, mapbase + SA1111_INTSTATCLR0); desc->chip->ack(irq); - sa1111_writel(stat1, base + SA1111_INTSTATCLR1); + sa1111_writel(stat1, mapbase + SA1111_INTSTATCLR1); if (stat0 == 0 && stat1 == 0) { do_bad_IRQ(irq, desc); return; } - for (i = IRQ_SA1111_START; stat0; i++, stat0 >>= 1) + for (i = 0; stat0; i++, stat0 >>= 1) if (stat0 & 1) - handle_edge_irq(i, irq_desc + i); + generic_handle_irq(i + sachip->irq_base); - for (i = IRQ_SA1111_START + 32; stat1; i++, stat1 >>= 1) + for (i = 32; stat1; i++, stat1 >>= 1) if (stat1 & 1) - handle_edge_irq(i, irq_desc + i); + generic_handle_irq(i + sachip->irq_base); /* For level-based interrupts */ desc->chip->unmask(irq); } -#define SA1111_IRQMASK_LO(x) (1 << (x - IRQ_SA1111_START)) -#define SA1111_IRQMASK_HI(x) (1 << (x - IRQ_SA1111_START - 32)) +#define SA1111_IRQMASK_LO(x) (1 << (x - sachip->irq_base)) +#define SA1111_IRQMASK_HI(x) (1 << (x - sachip->irq_base - 32)) static void sa1111_ack_irq(unsigned int irq) { @@ -189,7 +243,8 @@ static void sa1111_ack_irq(unsigned int irq) static void sa1111_mask_lowirq(unsigned int irq) { - void __iomem *mapbase = get_irq_chip_data(irq); + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie0; ie0 = sa1111_readl(mapbase + SA1111_INTEN0); @@ -199,7 +254,8 @@ static void sa1111_mask_lowirq(unsigned int irq) static void sa1111_unmask_lowirq(unsigned int irq) { - void __iomem *mapbase = get_irq_chip_data(irq); + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie0; ie0 = sa1111_readl(mapbase + SA1111_INTEN0); @@ -216,8 +272,9 @@ static void sa1111_unmask_lowirq(unsigned int irq) */ static int sa1111_retrigger_lowirq(unsigned int irq) { + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned int mask = SA1111_IRQMASK_LO(irq); - void __iomem *mapbase = get_irq_chip_data(irq); unsigned long ip0; int i; @@ -237,8 +294,9 @@ static int sa1111_retrigger_lowirq(unsigned int irq) static int sa1111_type_lowirq(unsigned int irq, unsigned int flags) { + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned int mask = SA1111_IRQMASK_LO(irq); - void __iomem *mapbase = get_irq_chip_data(irq); unsigned long ip0; if (flags == IRQ_TYPE_PROBE) @@ -260,8 +318,9 @@ static int sa1111_type_lowirq(unsigned int irq, unsigned int flags) static int sa1111_wake_lowirq(unsigned int irq, unsigned int on) { + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned int mask = SA1111_IRQMASK_LO(irq); - void __iomem *mapbase = get_irq_chip_data(irq); unsigned long we0; we0 = sa1111_readl(mapbase + SA1111_WAKEEN0); @@ -286,7 +345,8 @@ static struct irq_chip sa1111_low_chip = { static void sa1111_mask_highirq(unsigned int irq) { - void __iomem *mapbase = get_irq_chip_data(irq); + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie1; ie1 = sa1111_readl(mapbase + SA1111_INTEN1); @@ -296,7 +356,8 @@ static void sa1111_mask_highirq(unsigned int irq) static void sa1111_unmask_highirq(unsigned int irq) { - void __iomem *mapbase = get_irq_chip_data(irq); + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned long ie1; ie1 = sa1111_readl(mapbase + SA1111_INTEN1); @@ -313,8 +374,9 @@ static void sa1111_unmask_highirq(unsigned int irq) */ static int sa1111_retrigger_highirq(unsigned int irq) { + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned int mask = SA1111_IRQMASK_HI(irq); - void __iomem *mapbase = get_irq_chip_data(irq); unsigned long ip1; int i; @@ -334,8 +396,9 @@ static int sa1111_retrigger_highirq(unsigned int irq) static int sa1111_type_highirq(unsigned int irq, unsigned int flags) { + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned int mask = SA1111_IRQMASK_HI(irq); - void __iomem *mapbase = get_irq_chip_data(irq); unsigned long ip1; if (flags == IRQ_TYPE_PROBE) @@ -357,8 +420,9 @@ static int sa1111_type_highirq(unsigned int irq, unsigned int flags) static int sa1111_wake_highirq(unsigned int irq, unsigned int on) { + struct sa1111 *sachip = get_irq_chip_data(irq); + void __iomem *mapbase = sachip->base + SA1111_INTC; unsigned int mask = SA1111_IRQMASK_HI(irq); - void __iomem *mapbase = get_irq_chip_data(irq); unsigned long we1; we1 = sa1111_readl(mapbase + SA1111_WAKEEN1); @@ -412,14 +476,14 @@ static void sa1111_setup_irq(struct sa1111 *sachip) for (irq = IRQ_GPAIN0; irq <= SSPROR; irq++) { set_irq_chip(irq, &sa1111_low_chip); - set_irq_chip_data(irq, irqbase); + set_irq_chip_data(irq, sachip); set_irq_handler(irq, handle_edge_irq); set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); } for (irq = AUDXMTDMADONEA; irq <= IRQ_S1_BVD1_STSCHG; irq++) { set_irq_chip(irq, &sa1111_high_chip); - set_irq_chip_data(irq, irqbase); + set_irq_chip_data(irq, sachip); set_irq_handler(irq, handle_edge_irq); set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); } @@ -428,7 +492,7 @@ static void sa1111_setup_irq(struct sa1111 *sachip) * Register SA1111 interrupt */ set_irq_type(sachip->irq, IRQ_TYPE_EDGE_RISING); - set_irq_data(sachip->irq, irqbase); + set_irq_data(sachip->irq, sachip); set_irq_chained_handler(sachip->irq, sa1111_irq_handler); } diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h index 5da2595759e5..92ed254c175b 100644 --- a/arch/arm/include/asm/hardware/sa1111.h +++ b/arch/arm/include/asm/hardware/sa1111.h @@ -578,4 +578,8 @@ void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v); void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v); +struct sa1111_platform_data { + int irq_base; /* base for cascaded on-chip IRQs */ +}; + #endif /* _ASM_ARCH_SA1111 */ diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h index 83b14f193a63..b35b3ac86e45 100644 --- a/arch/arm/mach-pxa/include/mach/irqs.h +++ b/arch/arm/mach-pxa/include/mach/irqs.h @@ -135,58 +135,6 @@ #define IRQ_BOARD_END (IRQ_BOARD_START + 16) #endif -#define IRQ_SA1111_START (IRQ_BOARD_END) -#define IRQ_GPAIN0 (IRQ_BOARD_END + 0) -#define IRQ_GPAIN1 (IRQ_BOARD_END + 1) -#define IRQ_GPAIN2 (IRQ_BOARD_END + 2) -#define IRQ_GPAIN3 (IRQ_BOARD_END + 3) -#define IRQ_GPBIN0 (IRQ_BOARD_END + 4) -#define IRQ_GPBIN1 (IRQ_BOARD_END + 5) -#define IRQ_GPBIN2 (IRQ_BOARD_END + 6) -#define IRQ_GPBIN3 (IRQ_BOARD_END + 7) -#define IRQ_GPBIN4 (IRQ_BOARD_END + 8) -#define IRQ_GPBIN5 (IRQ_BOARD_END + 9) -#define IRQ_GPCIN0 (IRQ_BOARD_END + 10) -#define IRQ_GPCIN1 (IRQ_BOARD_END + 11) -#define IRQ_GPCIN2 (IRQ_BOARD_END + 12) -#define IRQ_GPCIN3 (IRQ_BOARD_END + 13) -#define IRQ_GPCIN4 (IRQ_BOARD_END + 14) -#define IRQ_GPCIN5 (IRQ_BOARD_END + 15) -#define IRQ_GPCIN6 (IRQ_BOARD_END + 16) -#define IRQ_GPCIN7 (IRQ_BOARD_END + 17) -#define IRQ_MSTXINT (IRQ_BOARD_END + 18) -#define IRQ_MSRXINT (IRQ_BOARD_END + 19) -#define IRQ_MSSTOPERRINT (IRQ_BOARD_END + 20) -#define IRQ_TPTXINT (IRQ_BOARD_END + 21) -#define IRQ_TPRXINT (IRQ_BOARD_END + 22) -#define IRQ_TPSTOPERRINT (IRQ_BOARD_END + 23) -#define SSPXMTINT (IRQ_BOARD_END + 24) -#define SSPRCVINT (IRQ_BOARD_END + 25) -#define SSPROR (IRQ_BOARD_END + 26) -#define AUDXMTDMADONEA (IRQ_BOARD_END + 32) -#define AUDRCVDMADONEA (IRQ_BOARD_END + 33) -#define AUDXMTDMADONEB (IRQ_BOARD_END + 34) -#define AUDRCVDMADONEB (IRQ_BOARD_END + 35) -#define AUDTFSR (IRQ_BOARD_END + 36) -#define AUDRFSR (IRQ_BOARD_END + 37) -#define AUDTUR (IRQ_BOARD_END + 38) -#define AUDROR (IRQ_BOARD_END + 39) -#define AUDDTS (IRQ_BOARD_END + 40) -#define AUDRDD (IRQ_BOARD_END + 41) -#define AUDSTO (IRQ_BOARD_END + 42) -#define IRQ_USBPWR (IRQ_BOARD_END + 43) -#define IRQ_HCIM (IRQ_BOARD_END + 44) -#define IRQ_HCIBUFFACC (IRQ_BOARD_END + 45) -#define IRQ_HCIRMTWKP (IRQ_BOARD_END + 46) -#define IRQ_NHCIMFCIR (IRQ_BOARD_END + 47) -#define IRQ_USB_PORT_RESUME (IRQ_BOARD_END + 48) -#define IRQ_S0_READY_NINT (IRQ_BOARD_END + 49) -#define IRQ_S1_READY_NINT (IRQ_BOARD_END + 50) -#define IRQ_S0_CD_VALID (IRQ_BOARD_END + 51) -#define IRQ_S1_CD_VALID (IRQ_BOARD_END + 52) -#define IRQ_S0_BVD1_STSCHG (IRQ_BOARD_END + 53) -#define IRQ_S1_BVD1_STSCHG (IRQ_BOARD_END + 54) - /* * Figure out the MAX IRQ number. * @@ -195,7 +143,7 @@ * Otherwise, we have the standard IRQs only. */ #ifdef CONFIG_SA1111 -#define NR_IRQS (IRQ_S1_BVD1_STSCHG + 1) +#define NR_IRQS (IRQ_BOARD_END + 55) #elif defined(CONFIG_PXA_HAVE_BOARD_IRQS) #define NR_IRQS (IRQ_BOARD_END) #else diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index 2f5e45e08f5c..63d65a2a0387 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -228,11 +228,18 @@ static struct resource sa1111_resources[] = { }, }; +static struct sa1111_platform_data sa1111_info = { + .irq_base = IRQ_BOARD_END, +}; + static struct platform_device sa1111_device = { .name = "sa1111", .id = -1, .num_resources = ARRAY_SIZE(sa1111_resources), .resource = sa1111_resources, + .dev = { + .platform_data = &sa1111_info, + }, }; /* ADS7846 is connected through SSP ... and if your board has J5 populated, diff --git a/arch/arm/mach-sa1100/badge4.c b/arch/arm/mach-sa1100/badge4.c index 051ec0f0023c..259cb2c15fff 100644 --- a/arch/arm/mach-sa1100/badge4.c +++ b/arch/arm/mach-sa1100/badge4.c @@ -51,6 +51,10 @@ static struct resource sa1111_resources[] = { }, }; +static struct sa1111_platform_data sa1111_info = { + .irq_base = IRQ_BOARD_END, +}; + static u64 sa1111_dmamask = 0xffffffffUL; static struct platform_device sa1111_device = { @@ -59,6 +63,7 @@ static struct platform_device sa1111_device = { .dev = { .dma_mask = &sa1111_dmamask, .coherent_dma_mask = 0xffffffff, + .platform_data = &sa1111_info, }, .num_resources = ARRAY_SIZE(sa1111_resources), .resource = sa1111_resources, diff --git a/arch/arm/mach-sa1100/include/mach/irqs.h b/arch/arm/mach-sa1100/include/mach/irqs.h index 6e51b549a4d1..8c8845b5ae5b 100644 --- a/arch/arm/mach-sa1100/include/mach/irqs.h +++ b/arch/arm/mach-sa1100/include/mach/irqs.h @@ -68,58 +68,6 @@ #define IRQ_BOARD_START 49 #define IRQ_BOARD_END 65 -#define IRQ_SA1111_START (IRQ_BOARD_END) -#define IRQ_GPAIN0 (IRQ_BOARD_END + 0) -#define IRQ_GPAIN1 (IRQ_BOARD_END + 1) -#define IRQ_GPAIN2 (IRQ_BOARD_END + 2) -#define IRQ_GPAIN3 (IRQ_BOARD_END + 3) -#define IRQ_GPBIN0 (IRQ_BOARD_END + 4) -#define IRQ_GPBIN1 (IRQ_BOARD_END + 5) -#define IRQ_GPBIN2 (IRQ_BOARD_END + 6) -#define IRQ_GPBIN3 (IRQ_BOARD_END + 7) -#define IRQ_GPBIN4 (IRQ_BOARD_END + 8) -#define IRQ_GPBIN5 (IRQ_BOARD_END + 9) -#define IRQ_GPCIN0 (IRQ_BOARD_END + 10) -#define IRQ_GPCIN1 (IRQ_BOARD_END + 11) -#define IRQ_GPCIN2 (IRQ_BOARD_END + 12) -#define IRQ_GPCIN3 (IRQ_BOARD_END + 13) -#define IRQ_GPCIN4 (IRQ_BOARD_END + 14) -#define IRQ_GPCIN5 (IRQ_BOARD_END + 15) -#define IRQ_GPCIN6 (IRQ_BOARD_END + 16) -#define IRQ_GPCIN7 (IRQ_BOARD_END + 17) -#define IRQ_MSTXINT (IRQ_BOARD_END + 18) -#define IRQ_MSRXINT (IRQ_BOARD_END + 19) -#define IRQ_MSSTOPERRINT (IRQ_BOARD_END + 20) -#define IRQ_TPTXINT (IRQ_BOARD_END + 21) -#define IRQ_TPRXINT (IRQ_BOARD_END + 22) -#define IRQ_TPSTOPERRINT (IRQ_BOARD_END + 23) -#define SSPXMTINT (IRQ_BOARD_END + 24) -#define SSPRCVINT (IRQ_BOARD_END + 25) -#define SSPROR (IRQ_BOARD_END + 26) -#define AUDXMTDMADONEA (IRQ_BOARD_END + 32) -#define AUDRCVDMADONEA (IRQ_BOARD_END + 33) -#define AUDXMTDMADONEB (IRQ_BOARD_END + 34) -#define AUDRCVDMADONEB (IRQ_BOARD_END + 35) -#define AUDTFSR (IRQ_BOARD_END + 36) -#define AUDRFSR (IRQ_BOARD_END + 37) -#define AUDTUR (IRQ_BOARD_END + 38) -#define AUDROR (IRQ_BOARD_END + 39) -#define AUDDTS (IRQ_BOARD_END + 40) -#define AUDRDD (IRQ_BOARD_END + 41) -#define AUDSTO (IRQ_BOARD_END + 42) -#define IRQ_USBPWR (IRQ_BOARD_END + 43) -#define IRQ_HCIM (IRQ_BOARD_END + 44) -#define IRQ_HCIBUFFACC (IRQ_BOARD_END + 45) -#define IRQ_HCIRMTWKP (IRQ_BOARD_END + 46) -#define IRQ_NHCIMFCIR (IRQ_BOARD_END + 47) -#define IRQ_USB_PORT_RESUME (IRQ_BOARD_END + 48) -#define IRQ_S0_READY_NINT (IRQ_BOARD_END + 49) -#define IRQ_S1_READY_NINT (IRQ_BOARD_END + 50) -#define IRQ_S0_CD_VALID (IRQ_BOARD_END + 51) -#define IRQ_S1_CD_VALID (IRQ_BOARD_END + 52) -#define IRQ_S0_BVD1_STSCHG (IRQ_BOARD_END + 53) -#define IRQ_S1_BVD1_STSCHG (IRQ_BOARD_END + 54) - /* * Figure out the MAX IRQ number. * @@ -128,7 +76,7 @@ * Otherwise, we have the standard IRQs only. */ #ifdef CONFIG_SA1111 -#define NR_IRQS (IRQ_S1_BVD1_STSCHG + 1) +#define NR_IRQS (IRQ_BOARD_END + 55) #elif defined(CONFIG_SHARPSL_LOCOMO) #define NR_IRQS (IRQ_BOARD_START + 4) #else diff --git a/arch/arm/mach-sa1100/jornada720.c b/arch/arm/mach-sa1100/jornada720.c index 13ebd2d99bfd..d3ec620618f1 100644 --- a/arch/arm/mach-sa1100/jornada720.c +++ b/arch/arm/mach-sa1100/jornada720.c @@ -208,6 +208,10 @@ static struct resource sa1111_resources[] = { }, }; +static struct sa1111_platform_data sa1111_info = { + .irq_base = IRQ_BOARD_END, +}; + static u64 sa1111_dmamask = 0xffffffffUL; static struct platform_device sa1111_device = { @@ -216,6 +220,7 @@ static struct platform_device sa1111_device = { .dev = { .dma_mask = &sa1111_dmamask, .coherent_dma_mask = 0xffffffff, + .platform_data = &sa1111_info, }, .num_resources = ARRAY_SIZE(sa1111_resources), .resource = sa1111_resources, diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c index 6ccd175bc4cf..0b505d9f22d6 100644 --- a/arch/arm/mach-sa1100/neponset.c +++ b/arch/arm/mach-sa1100/neponset.c @@ -241,6 +241,10 @@ static struct resource sa1111_resources[] = { }, }; +static struct sa1111_platform_data sa1111_info = { + .irq_base = IRQ_BOARD_END, +}; + static u64 sa1111_dmamask = 0xffffffffUL; static struct platform_device sa1111_device = { @@ -249,6 +253,7 @@ static struct platform_device sa1111_device = { .dev = { .dma_mask = &sa1111_dmamask, .coherent_dma_mask = 0xffffffff, + .platform_data = &sa1111_info, }, .num_resources = ARRAY_SIZE(sa1111_resources), .resource = sa1111_resources,