diff options
Diffstat (limited to 'arch/powerpc/platforms/52xx')
| -rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_common.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_gpio.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_pci.c | 24 | ||||
| -rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_pic.c | 8 |
4 files changed, 18 insertions, 19 deletions
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index ae7c34f37e1..98367a0255f 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -42,7 +42,7 @@ static struct of_device_id mpc52xx_bus_ids[] __initdata = { * from interrupt context while node mapping (which calls ioremap()) * cannot be used at such point. */ -static spinlock_t mpc52xx_lock = SPIN_LOCK_UNLOCKED; +static DEFINE_SPINLOCK(mpc52xx_lock); static struct mpc52xx_gpt __iomem *mpc52xx_wdt; static struct mpc52xx_cdm __iomem *mpc52xx_cdm; diff --git a/arch/powerpc/platforms/52xx/mpc52xx_gpio.c b/arch/powerpc/platforms/52xx/mpc52xx_gpio.c index 8a455ebce98..07f89ae46d0 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_gpio.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_gpio.c @@ -363,11 +363,8 @@ static int mpc52xx_gpt_gpio_get(struct gpio_chip *gc, unsigned int gpio) { struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc); struct mpc52xx_gpt __iomem *regs = mm_gc->regs; - unsigned int ret; return (in_be32(®s->status) & (1 << (31 - 23))) ? 1 : 0; - - return ret; } static void diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pci.c b/arch/powerpc/platforms/52xx/mpc52xx_pci.c index c3f2c21024e..87ff522f28b 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pci.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pci.c @@ -20,14 +20,6 @@ /* ======================================================================== */ -/* PCI windows config */ -/* ======================================================================== */ - -#define MPC52xx_PCI_TARGET_IO 0xf0000000 -#define MPC52xx_PCI_TARGET_MEM 0x00000000 - - -/* ======================================================================== */ /* Structures mapping & Defines for PCI Unit */ /* ======================================================================== */ @@ -244,7 +236,7 @@ static struct pci_ops mpc52xx_pci_ops = { static void __init mpc52xx_pci_setup(struct pci_controller *hose, - struct mpc52xx_pci __iomem *pci_regs) + struct mpc52xx_pci __iomem *pci_regs, phys_addr_t pci_phys) { struct resource *res; u32 tmp; @@ -314,10 +306,14 @@ mpc52xx_pci_setup(struct pci_controller *hose, /* Set all the IWCR fields at once; they're in the same reg */ out_be32(&pci_regs->iwcr, MPC52xx_PCI_IWCR_PACK(iwcr0, iwcr1, iwcr2)); - out_be32(&pci_regs->tbatr0, - MPC52xx_PCI_TBATR_ENABLE | MPC52xx_PCI_TARGET_IO ); - out_be32(&pci_regs->tbatr1, - MPC52xx_PCI_TBATR_ENABLE | MPC52xx_PCI_TARGET_MEM ); + /* Map IMMR onto PCI bus */ + pci_phys &= 0xfffc0000; /* bar0 has only 14 significant bits */ + out_be32(&pci_regs->tbatr0, MPC52xx_PCI_TBATR_ENABLE | pci_phys); + out_be32(&pci_regs->bar0, PCI_BASE_ADDRESS_MEM_PREFETCH | pci_phys); + + /* Map memory onto PCI bus */ + out_be32(&pci_regs->tbatr1, MPC52xx_PCI_TBATR_ENABLE); + out_be32(&pci_regs->bar1, PCI_BASE_ADDRESS_MEM_PREFETCH); out_be32(&pci_regs->tcr, MPC52xx_PCI_TCR_LD | MPC52xx_PCI_TCR_WCT8); @@ -414,7 +410,7 @@ mpc52xx_add_bridge(struct device_node *node) /* Finish setting up PCI using values obtained by * pci_proces_bridge_OF_ranges */ - mpc52xx_pci_setup(hose, pci_regs); + mpc52xx_pci_setup(hose, pci_regs, rsrc.start); return 0; } diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c index 72865e8e4b5..0a093f03c75 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c @@ -196,6 +196,7 @@ static void mpc52xx_extirq_ack(unsigned int virq) static int mpc52xx_extirq_set_type(unsigned int virq, unsigned int flow_type) { + struct irq_desc *desc = get_irq_desc(virq); u32 ctrl_reg, type; int irq; int l2irq; @@ -222,6 +223,11 @@ static int mpc52xx_extirq_set_type(unsigned int virq, unsigned int flow_type) type = 0; } + desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL); + desc->status |= flow_type & IRQ_TYPE_SENSE_MASK; + if (flow_type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) + desc->status |= IRQ_LEVEL; + ctrl_reg = in_be32(&intr->ctrl); ctrl_reg &= ~(0x3 << (22 - (l2irq * 2))); ctrl_reg |= (type << (22 - (l2irq * 2))); @@ -231,7 +237,7 @@ static int mpc52xx_extirq_set_type(unsigned int virq, unsigned int flow_type) } static struct irq_chip mpc52xx_extirq_irqchip = { - .typename = " MPC52xx IRQ[0-3] ", + .typename = "MPC52xx External", .mask = mpc52xx_extirq_mask, .unmask = mpc52xx_extirq_unmask, .ack = mpc52xx_extirq_ack, |