From 416e9cca1903f4a6f26c241c3393ad635015e7f6 Mon Sep 17 00:00:00 2001 From: Cliff Brake Date: Sat, 15 Dec 2007 12:24:05 -0500 Subject: [PATCH] cmx270-pci --- arch/arm/Kconfig | 8 +++++++- arch/arm/common/it8152.c | 10 ++-------- arch/arm/mach-pxa/cm-x270-pci.c | 18 ++++++++---------- 3 files changed, 17 insertions(+), 19 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index a7e9fea..c4de2d4 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -537,7 +537,7 @@ config ISA_DMA_API bool config PCI - bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB || ARCH_IXP4XX || ARCH_KS8695 + bool "PCI support" if ARCH_INTEGRATOR_AP || ARCH_VERSATILE_PB || ARCH_IXP4XX || ARCH_KS8695 || MACH_ARMCORE help Find out whether you have a PCI motherboard. PCI is the name of a bus system, i.e. the way the CPU talks to the other stuff inside @@ -558,6 +558,12 @@ config PCI_HOST_VIA82C505 depends on PCI && ARCH_SHARK default y +config PCI_HOST_ITE8152 + bool + depends on PCI && MACH_ARMCORE + default y + select DMABOUNCE + source "drivers/pci/Kconfig" source "drivers/pcmcia/Kconfig" diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c index c03de9b..97b7dc1 100644 --- a/arch/arm/common/it8152.c +++ b/arch/arm/common/it8152.c @@ -70,8 +70,6 @@ static inline void it8152_irq(int irq) { struct irq_desc *desc; - printk(KERN_DEBUG "===> %s: irq=%d\n", __FUNCTION__, irq); - desc = irq_desc + irq; desc_handle_irq(irq, desc); } @@ -106,8 +104,6 @@ void it8152_irq_demux(unsigned int irq, struct irq_desc *desc) int bits_pd, bits_lp, bits_ld; int i; - printk(KERN_DEBUG "=> %s: irq = %d\n", __FUNCTION__, irq); - while (1) { /* Read all */ bits_pd = __raw_readl(IT8152_INTC_PDCNIRR); @@ -293,8 +289,7 @@ int dma_needs_bounce(struct device *dev, dma_addr_t dma_addr, size_t size) */ int pci_set_dma_mask(struct pci_dev *dev, u64 mask) { - printk(KERN_DEBUG "%s: %s %llx\n", - __FUNCTION__, dev->dev.bus_id, mask); + dev_dbg(&dev->dev, "%s: %llx\n", __FUNCTION__, mask); if (mask >= PHYS_OFFSET + SZ_64M - 1) return 0; @@ -304,8 +299,7 @@ int pci_set_dma_mask(struct pci_dev *dev, u64 mask) int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask) { - printk(KERN_DEBUG "%s: %s %llx\n", - __FUNCTION__, dev->dev.bus_id, mask); + dev_dbg(&dev->dev, "%s: %llx\n", __FUNCTION__, mask); if (mask >= PHYS_OFFSET + SZ_64M - 1) return 0; diff --git a/arch/arm/mach-pxa/cm-x270-pci.c b/arch/arm/mach-pxa/cm-x270-pci.c index 878d3b9..15c4e0d 100644 --- a/arch/arm/mach-pxa/cm-x270-pci.c +++ b/arch/arm/mach-pxa/cm-x270-pci.c @@ -40,7 +40,7 @@ void __init cmx270_pci_adjust_zones(int node, unsigned long *zone_size, { unsigned int sz = SZ_64M >> PAGE_SHIFT; - printk(KERN_INFO "Adjusting zones for CM-x270\n"); + pr_info("Adjusting zones for CM-x270\n"); /* * Only adjust if > 64M on current system @@ -104,8 +104,7 @@ static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) { int irq; - printk(KERN_DEBUG "===> %s: %s slot=%x, pin=%x\n", __FUNCTION__, - pci_name(dev), slot, pin); + dev_dbg(&dev->dev, "%s: slot=%x, pin=%x\n", __FUNCTION__, slot, pin); irq = it8152_pci_map_irq(dev, slot, pin); if (irq) @@ -141,14 +140,13 @@ static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) return(0); } -static struct pci_bus * __init -cmx270_pci_scan_bus(int nr, struct pci_sys_data *sys) +static void cmx270_pci_preinit(void) { - printk(KERN_INFO "Initializing CM-X270 PCI subsystem\n"); + pr_info("Initializing CM-X270 PCI subsystem\n"); __raw_writel(0x800, IT8152_PCI_CFG_ADDR); if (__raw_readl(IT8152_PCI_CFG_DATA) == 0x81521283) { - printk(KERN_INFO "PCI Bridge found.\n"); + pr_info("PCI Bridge found.\n"); /* set PCI I/O base at 0 */ writel(0x848, IT8152_PCI_CFG_ADDR); @@ -163,7 +161,7 @@ cmx270_pci_scan_bus(int nr, struct pci_sys_data *sys) /* CardBus Controller on ATXbase baseboard */ writel(0x4000, IT8152_PCI_CFG_ADDR); if (readl(IT8152_PCI_CFG_DATA) == 0xAC51104C) { - printk(KERN_INFO "CardBus Bridge found.\n"); + pr_info("CardBus Bridge found.\n"); /* Configure socket 0 */ writel(0x408C, IT8152_PCI_CFG_ADDR); @@ -196,7 +194,6 @@ cmx270_pci_scan_bus(int nr, struct pci_sys_data *sys) writel(0xb0000000, IT8152_PCI_CFG_DATA); } } - return it8152_pci_scan_bus(nr, sys); } static struct hw_pci cmx270_pci __initdata = { @@ -204,7 +201,8 @@ static struct hw_pci cmx270_pci __initdata = { .map_irq = cmx270_pci_map_irq, .nr_controllers = 1, .setup = it8152_pci_setup, - .scan = cmx270_pci_scan_bus, + .scan = it8152_pci_scan_bus, + .preinit = cmx270_pci_preinit, }; static int __init cmx270_init_pci(void) -- 1.5.2.5