[ARM] 5282/1: pxa: add CM-X255 support

[linux-2.6-omap-h63xx.git] / arch / arm / mach-pxa / cm-x2xx-pci.c

diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c
index 2d5bcea1e52077b9601253ad6ea403eae7f6558c..3156b25f6e9dce438b93a2cac629ceb67ae0d610 100644 (file)
--- a/arch/arm/mach-pxa/cm-x2xx-pci.c
+++ b/arch/arm/mach-pxa/cm-x2xx-pci.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-pxa/cm-x270-pci.c
+ * linux/arch/arm/mach-pxa/cm-x2xx-pci.c
  *
  * PCI bios-type initialisation for PCI machines
  *
@@ -28,7 +28,7 @@
 #include <asm/hardware/it8152.h>
 
 unsigned long it8152_base_address;
-static int cmx270_it8152_irq_gpio;
+static int cmx2xx_it8152_irq_gpio;
 
 /*
  * Only first 64MB of memory can be accessed via PCI.
@@ -36,13 +36,13 @@ static int cmx270_it8152_irq_gpio;
  * This is really ugly and we need a better way of specifying
  * DMA-capable regions of memory.
  */
-void __init cmx270_pci_adjust_zones(int node, unsigned long *zone_size,
+void __init cmx2xx_pci_adjust_zones(int node, unsigned long *zone_size,
        unsigned long *zhole_size)
 {
        unsigned int sz = SZ_64M >> PAGE_SHIFT;
 
        if (machine_is_armcore()) {
-               pr_info("Adjusting zones for CM-X270\n");
+               pr_info("Adjusting zones for CM-X2XX\n");
 
                /*
                 * Only adjust if > 64M on current system
@@ -57,29 +57,29 @@ void __init cmx270_pci_adjust_zones(int node, unsigned long *zone_size,
        }
 }
 
-static void cmx270_it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
+static void cmx2xx_it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
 {
        /* clear our parent irq */
-       GEDR(cmx270_it8152_irq_gpio) = GPIO_bit(cmx270_it8152_irq_gpio);
+       GEDR(cmx2xx_it8152_irq_gpio) = GPIO_bit(cmx2xx_it8152_irq_gpio);
 
        it8152_irq_demux(irq, desc);
 }
 
-void __cmx270_pci_init_irq(int irq_gpio)
+void __cmx2xx_pci_init_irq(int irq_gpio)
 {
        it8152_init_irq();
 
-       cmx270_it8152_irq_gpio = irq_gpio;
+       cmx2xx_it8152_irq_gpio = irq_gpio;
 
        set_irq_type(gpio_to_irq(irq_gpio), IRQ_TYPE_EDGE_RISING);
 
-       set_irq_chained_handler(gpio_to_irq(irq_gpio), cmx270_it8152_irq_demux);
+       set_irq_chained_handler(gpio_to_irq(irq_gpio), cmx2xx_it8152_irq_demux);
 }
 
 #ifdef CONFIG_PM
 static unsigned long sleep_save_ite[10];
 
-void __cmx270_pci_suspend(void)
+void __cmx2xx_pci_suspend(void)
 {
        /* save ITE state */
        sleep_save_ite[0] = __raw_readl(IT8152_INTC_PDCNIMR);
@@ -91,7 +91,7 @@ void __cmx270_pci_suspend(void)
        __raw_writel((0), IT8152_INTC_LPCNIRR);
 }
 
-void __cmx270_pci_resume(void)
+void __cmx2xx_pci_resume(void)
 {
        /* restore IT8152 state */
        __raw_writel((sleep_save_ite[0]), IT8152_INTC_PDCNIMR);
@@ -99,12 +99,12 @@ void __cmx270_pci_resume(void)
        __raw_writel((sleep_save_ite[2]), IT8152_INTC_LPNIAR);
 }
 #else
-void cmx270_pci_suspend(void) {}
-void cmx270_pci_resume(void) {}
+void cmx2xx_pci_suspend(void) {}
+void cmx2xx_pci_resume(void) {}
 #endif
 
 /* PCI IRQ mapping*/
-static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+static int __init cmx2xx_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 {
        int irq;
 
@@ -116,14 +116,14 @@ static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 
        /*
          Here comes the ugly part. The routing is baseboard specific,
-         but defining a platform for each possible base of CM-X270 is
-         unrealistic. Here we keep mapping for ATXBase and SB-X270.
+         but defining a platform for each possible base of CM-X2XX is
+         unrealistic. Here we keep mapping for ATXBase and SB-X2XX.
        */
        /* ATXBASE PCI slot */
        if (slot == 7)
                return IT8152_PCI_INTA;
 
-       /* ATXBase/SB-x270 CardBus */
+       /* ATXBase/SB-X2XX CardBus */
        if (slot == 8 || slot == 0)
                return IT8152_PCI_INTB;
 
@@ -131,7 +131,11 @@ static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
        if (slot == 9)
                return IT8152_PCI_INTA;
 
-       /* SB-x270 Ethernet */
+       /* CM-x255 Onboard Ethernet */
+       if (slot == 15)
+               return IT8152_PCI_INTC;
+
+       /* SB-x2xx Ethernet */
        if (slot == 16)
                return IT8152_PCI_INTA;
 
@@ -144,9 +148,9 @@ static int __init cmx270_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
        return(0);
 }
 
-static void cmx270_pci_preinit(void)
+static void cmx2xx_pci_preinit(void)
 {
-       pr_info("Initializing CM-X270 PCI subsystem\n");
+       pr_info("Initializing CM-X2XX PCI subsystem\n");
 
        __raw_writel(0x800, IT8152_PCI_CFG_ADDR);
        if (__raw_readl(IT8152_PCI_CFG_DATA) == 0x81521283) {
@@ -200,21 +204,21 @@ static void cmx270_pci_preinit(void)
        }
 }
 
-static struct hw_pci cmx270_pci __initdata = {
+static struct hw_pci cmx2xx_pci __initdata = {
        .swizzle        = pci_std_swizzle,
-       .map_irq        = cmx270_pci_map_irq,
+       .map_irq        = cmx2xx_pci_map_irq,
        .nr_controllers = 1,
        .setup          = it8152_pci_setup,
        .scan           = it8152_pci_scan_bus,
-       .preinit        = cmx270_pci_preinit,
+       .preinit        = cmx2xx_pci_preinit,
 };
 
-static int __init cmx270_init_pci(void)
+static int __init cmx2xx_init_pci(void)
 {
        if (machine_is_armcore())
-               pci_common_init(&cmx270_pci);
+               pci_common_init(&cmx2xx_pci);
 
        return 0;
 }
 
-subsys_initcall(cmx270_init_pci);
+subsys_initcall(cmx2xx_init_pci);