diff options
Diffstat (limited to 'arch/arm/mach-pxa')
| -rw-r--r-- | arch/arm/mach-pxa/balloon3.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/cm-x2xx-pci.c | 5 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/addr-map.h | 7 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/lpd270.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/pcm990-baseboard.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/pxa3xx.c | 21 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/viper.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/zeus.c | 2 |
8 files changed, 35 insertions, 10 deletions
diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c index 70366b35d299..a727282bfa99 100644 --- a/arch/arm/mach-pxa/balloon3.c +++ b/arch/arm/mach-pxa/balloon3.c @@ -496,13 +496,13 @@ static struct irq_chip balloon3_irq_chip = { .irq_unmask = balloon3_unmask_irq, }; -static void balloon3_irq_handler(unsigned int __irq, struct irq_desc *desc) +static void balloon3_irq_handler(struct irq_desc *desc) { unsigned long pending = __raw_readl(BALLOON3_INT_CONTROL_REG) & balloon3_irq_enabled; do { struct irq_data *d = irq_desc_get_irq_data(desc); - struct irq_chip *chip = irq_data_get_chip(d); + struct irq_chip *chip = irq_desc_get_chip(desc); unsigned int irq; /* clear useless edge notification */ diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c index 1fa79f1f832d..3221ae15bef7 100644 --- a/arch/arm/mach-pxa/cm-x2xx-pci.c +++ b/arch/arm/mach-pxa/cm-x2xx-pci.c @@ -29,13 +29,12 @@ void __iomem *it8152_base_address; static int cmx2xx_it8152_irq_gpio; -static void cmx2xx_it8152_irq_demux(unsigned int __irq, struct irq_desc *desc) +static void cmx2xx_it8152_irq_demux(struct irq_desc *desc) { - unsigned int irq = irq_desc_get_irq(desc); /* clear our parent irq */ desc->irq_data.chip->irq_ack(&desc->irq_data); - it8152_irq_demux(irq, desc); + it8152_irq_demux(desc); } void __cmx2xx_pci_init_irq(int irq_gpio) diff --git a/arch/arm/mach-pxa/include/mach/addr-map.h b/arch/arm/mach-pxa/include/mach/addr-map.h index d28fe291233a..07b93fd24474 100644 --- a/arch/arm/mach-pxa/include/mach/addr-map.h +++ b/arch/arm/mach-pxa/include/mach/addr-map.h @@ -44,6 +44,13 @@ */ /* + * DFI Bus for NAND, PXA3xx only + */ +#define NAND_PHYS 0x43100000 +#define NAND_VIRT IOMEM(0xf6300000) +#define NAND_SIZE 0x00100000 + +/* * Internal Memory Controller (PXA27x and later) */ #define IMEMC_PHYS 0x58000000 diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index ab4e84f4ee0c..5fcd4f094900 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -121,7 +121,7 @@ static struct irq_chip lpd270_irq_chip = { .irq_unmask = lpd270_unmask_irq, }; -static void lpd270_irq_handler(unsigned int __irq, struct irq_desc *desc) +static void lpd270_irq_handler(struct irq_desc *desc) { unsigned int irq; unsigned long pending; diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index 1453fd95ced5..b71c96f614f9 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -288,7 +288,7 @@ static struct irq_chip pcm990_irq_chip = { .irq_unmask = pcm990_unmask_irq, }; -static void pcm990_irq_handler(unsigned int __irq, struct irq_desc *desc) +static void pcm990_irq_handler(struct irq_desc *desc) { unsigned int irq; unsigned long pending; diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c index ce0f8d6242e2..06005d3f2ba3 100644 --- a/arch/arm/mach-pxa/pxa3xx.c +++ b/arch/arm/mach-pxa/pxa3xx.c @@ -47,6 +47,13 @@ extern void __init pxa_dt_irq_init(int (*fn)(struct irq_data *, unsigned int)); #define ISRAM_START 0x5c000000 #define ISRAM_SIZE SZ_256K +/* + * NAND NFC: DFI bus arbitration subset + */ +#define NDCR (*(volatile u32 __iomem*)(NAND_VIRT + 0)) +#define NDCR_ND_ARB_EN (1 << 12) +#define NDCR_ND_ARB_CNTL (1 << 19) + static void __iomem *sram; static unsigned long wakeup_src; @@ -362,7 +369,12 @@ static struct map_desc pxa3xx_io_desc[] __initdata = { .pfn = __phys_to_pfn(PXA3XX_SMEMC_BASE), .length = SMEMC_SIZE, .type = MT_DEVICE - } + }, { + .virtual = (unsigned long)NAND_VIRT, + .pfn = __phys_to_pfn(NAND_PHYS), + .length = NAND_SIZE, + .type = MT_DEVICE + }, }; void __init pxa3xx_map_io(void) @@ -419,6 +431,13 @@ static int __init pxa3xx_init(void) */ ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S); + /* + * Disable DFI bus arbitration, to prevent a system bus lock if + * somebody disables the NAND clock (unused clock) while this + * bit remains set. + */ + NDCR = (NDCR & ~NDCR_ND_ARB_EN) | NDCR_ND_ARB_CNTL; + if ((ret = pxa_init_dma(IRQ_DMA, 32))) return ret; diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c index b09e8cadd41f..7ecc61ad2bed 100644 --- a/arch/arm/mach-pxa/viper.c +++ b/arch/arm/mach-pxa/viper.c @@ -277,7 +277,7 @@ static inline unsigned long viper_irq_pending(void) viper_irq_enabled_mask; } -static void viper_irq_handler(unsigned int __irq, struct irq_desc *desc) +static void viper_irq_handler(struct irq_desc *desc) { unsigned int irq; unsigned long pending; diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index 6f94dd7b4dee..30e62a3f0701 100644 --- a/arch/arm/mach-pxa/zeus.c +++ b/arch/arm/mach-pxa/zeus.c @@ -105,7 +105,7 @@ static inline unsigned long zeus_irq_pending(void) return __raw_readw(ZEUS_CPLD_ISA_IRQ) & zeus_irq_enabled_mask; } -static void zeus_irq_handler(unsigned int __irq, struct irq_desc *desc) +static void zeus_irq_handler(struct irq_desc *desc) { unsigned int irq; unsigned long pending; |