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From 416e9cca1903f4a6f26c241c3393ad635015e7f6 Mon Sep 17 00:00:00 2001
From: Cliff Brake <cbrake@happy.(none)>
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
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