#include <linux/console.h>
#include <linux/delay.h>
#include <linux/irq.h>
-#include <linux/ide.h>
#include <linux/seq_file.h>
#include <linux/root_dev.h>
#include <linux/serial.h>
extern int tsi108_setup_pci(struct device_node *dev);
extern void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val);
-extern void tsi108_pci_int_init(void);
+extern void tsi108_pci_int_init(struct device_node *node);
extern void tsi108_irq_cascade(unsigned int irq, struct irq_desc *desc);
int mpc7448_hpc2_exclude_device(u_char bus, u_char devfn)
return PCIBIOS_SUCCESSFUL;
}
-/*
- * find pci slot by devfn in interrupt map of OF tree
- */
-u8 find_slot_by_devfn(unsigned int *interrupt_map, unsigned int devfn)
-{
- int i;
- unsigned int tmp;
- for (i = 0; i < 4; i++){
- tmp = interrupt_map[i*4*7];
- if ((tmp >> 11) == (devfn >> 3))
- return i;
- }
- return i;
-}
-
-/*
- * Scans the interrupt map for pci device
- */
-void mpc7448_hpc2_fixup_irq(struct pci_dev *dev)
-{
- struct pci_controller *hose;
- struct device_node *node;
- const unsigned int *interrupt;
- int busnr;
- int len;
- u8 slot;
- u8 pin;
-
- /* Lookup the hose */
- busnr = dev->bus->number;
- hose = pci_bus_to_hose(busnr);
- if (!hose)
- printk(KERN_ERR "No pci hose found\n");
-
- /* Check it has an OF node associated */
- node = (struct device_node *) hose->arch_data;
- if (!node)
- printk(KERN_ERR "No pci node found\n");
-
- interrupt = get_property(node, "interrupt-map", &len);
- slot = find_slot_by_devfn(interrupt, dev->devfn);
- pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin);
- if (pin == 0 || pin > 4)
- pin = 1;
- pin--;
- dev->irq = interrupt[slot*4*7 + pin*7 + 5];
- DBG("TSI_PCI: dev->irq = 0x%x\n", dev->irq);
-}
-/* temporary pci irq map fixup*/
-
-void __init mpc7448_hpc2_pcibios_fixup(void)
-{
- struct pci_dev *dev = NULL;
- for_each_pci_dev(dev) {
- mpc7448_hpc2_fixup_irq(dev);
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
- }
-}
-
static void __init mpc7448_hpc2_setup_arch(void)
{
struct device_node *cpu;
if (cpu != 0) {
const unsigned int *fp;
- fp = get_property(cpu, "clock-frequency", NULL);
+ fp = of_get_property(cpu, "clock-frequency", NULL);
if (fp != 0)
loops_per_jiffy = *fp / HZ;
else
}
tsi108_csr_vir_base = get_vir_csrbase();
-#ifdef CONFIG_ROOT_NFS
- ROOT_DEV = Root_NFS;
-#else
- ROOT_DEV = Root_HDA1;
-#endif
-
-#ifdef CONFIG_BLK_DEV_INITRD
- ROOT_DEV = Root_RAM0;
-#endif
-
/* setup PCI host bridge */
#ifdef CONFIG_PCI
for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
{
struct mpic *mpic;
phys_addr_t mpic_paddr = 0;
+ struct device_node *tsi_pic;
+#ifdef CONFIG_PCI
unsigned int cascade_pci_irq;
struct device_node *tsi_pci;
- struct device_node *tsi_pic;
+ struct device_node *cascade_node = NULL;
+#endif
tsi_pic = of_find_node_by_type(NULL, "open-pic");
if (tsi_pic) {
unsigned int size;
- const void *prop = get_property(tsi_pic, "reg", &size);
+ const void *prop = of_get_property(tsi_pic, "reg", &size);
mpic_paddr = of_translate_address(tsi_pic, prop);
}
return;
}
- DBG("%s: tsi108pic phys_addr = 0x%x\n", __FUNCTION__,
+ DBG("%s: tsi108 pic phys_addr = 0x%x\n", __FUNCTION__,
(u32) mpic_paddr);
mpic = mpic_alloc(tsi_pic, mpic_paddr,
MPIC_PRIMARY | MPIC_BIG_ENDIAN | MPIC_WANTS_RESET |
MPIC_SPV_EOI | MPIC_NO_PTHROU_DIS | MPIC_REGSET_TSI108,
- 0, /* num_sources used */
- 0, /* num_sources used */
+ 24,
+ NR_IRQS-4, /* num_sources used */
"Tsi108_PIC");
- BUG_ON(mpic == NULL); /* XXXX */
+ BUG_ON(mpic == NULL);
+
+ mpic_assign_isu(mpic, 0, mpic_paddr + 0x100);
+
mpic_init(mpic);
+#ifdef CONFIG_PCI
tsi_pci = of_find_node_by_type(NULL, "pci");
- if (tsi_pci == 0) {
+ if (tsi_pci == NULL) {
printk("%s: No tsi108 pci node found !\n", __FUNCTION__);
return;
}
+ cascade_node = of_find_node_by_type(NULL, "pic-router");
+ if (cascade_node == NULL) {
+ printk("%s: No tsi108 pci cascade node found !\n", __FUNCTION__);
+ return;
+ }
cascade_pci_irq = irq_of_parse_and_map(tsi_pci, 0);
+ DBG("%s: tsi108 cascade_pci_irq = 0x%x\n", __FUNCTION__,
+ (u32) cascade_pci_irq);
+ tsi108_pci_int_init(cascade_node);
set_irq_data(cascade_pci_irq, mpic);
set_irq_chained_handler(cascade_pci_irq, tsi108_irq_cascade);
-
- tsi108_pci_int_init();
-
+#endif
/* Configure MPIC outputs to CPU0 */
tsi108_write_reg(TSI108_MPIC_OFFSET + 0x30c, 0);
of_node_put(tsi_pic);
return 1;
}
return 0;
-
}
define_machine(mpc7448_hpc2){
.init_IRQ = mpc7448_hpc2_init_IRQ,
.show_cpuinfo = mpc7448_hpc2_show_cpuinfo,
.get_irq = mpic_get_irq,
- .pcibios_fixup = mpc7448_hpc2_pcibios_fixup,
.restart = mpc7448_hpc2_restart,
.calibrate_decr = generic_calibrate_decr,
.machine_check_exception= mpc7448_machine_check_exception,
projects / linux-drm-fsl-dcu.git / blobdiff