#include <linux/kdev_t.h>
#include <linux/delay.h>
#include <linux/seq_file.h>
+#include <linux/of_platform.h>
#include <asm/system.h>
#include <asm/time.h>
#include <asm/prom.h>
#include <mm/mmu_decl.h>
#include <asm/udbg.h>
-#include <asm/i8259.h>
#include <asm/mpic.h>
#include <sysdev/fsl_soc.h>
#include "mpc86xx.h"
-#include "mpc8641_hpcn.h"
#undef DEBUG
#endif
#ifdef CONFIG_PCI
-static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc)
-{
- unsigned int cascade_irq = i8259_irq();
- if (cascade_irq != NO_IRQ)
- generic_handle_irq(cascade_irq);
- desc->chip->eoi(irq);
-}
-#endif /* CONFIG_PCI */
-
-void __init
-mpc86xx_hpcn_init_irq(void)
-{
- struct mpic *mpic1;
- struct device_node *np;
- struct resource res;
-#ifdef CONFIG_PCI
- struct device_node *cascade_node = NULL;
- int cascade_irq;
-#endif
-
- /* Determine PIC address. */
- np = of_find_node_by_type(NULL, "open-pic");
- if (np == NULL)
- return;
- of_address_to_resource(np, 0, &res);
-
- /* Alloc mpic structure and per isu has 16 INT entries. */
- mpic1 = mpic_alloc(np, res.start,
- MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
- 0, 256, " MPIC ");
- BUG_ON(mpic1 == NULL);
-
- mpic_init(mpic1);
-
-#ifdef CONFIG_PCI
- /* Initialize i8259 controller */
- for_each_node_by_type(np, "interrupt-controller")
- if (of_device_is_compatible(np, "chrp,iic")) {
- cascade_node = np;
- break;
- }
- if (cascade_node == NULL) {
- printk(KERN_DEBUG "mpc86xxhpcn: no ISA interrupt controller\n");
- return;
- }
-
- cascade_irq = irq_of_parse_and_map(cascade_node, 0);
- if (cascade_irq == NO_IRQ) {
- printk(KERN_ERR "mpc86xxhpcn: failed to map cascade interrupt");
- return;
- }
- DBG("mpc86xxhpcn: cascade mapped to irq %d\n", cascade_irq);
-
- i8259_init(cascade_node, 0);
- of_node_put(cascade_node);
-
- set_irq_chained_handler(cascade_irq, mpc86xx_8259_cascade);
-#endif
-}
-
-#ifdef CONFIG_PCI
-extern int uses_fsl_uli_m1575;
extern int uli_exclude_device(struct pci_controller *hose,
u_char bus, u_char devfn);
struct device_node* node;
struct resource rsrc;
- node = (struct device_node *)hose->arch_data;
+ node = hose->dn;
of_address_to_resource(node, 0, &rsrc);
if ((rsrc.start & 0xfffff) == 0x8000) {
static void __init
mpc86xx_hpcn_setup_arch(void)
{
+#ifdef CONFIG_PCI
struct device_node *np;
+#endif
if (ppc_md.progress)
ppc_md.progress("mpc86xx_hpcn_setup_arch()", 0);
- np = of_find_node_by_type(NULL, "cpu");
- if (np != 0) {
- const unsigned int *fp;
-
- fp = of_get_property(np, "clock-frequency", NULL);
- if (fp != 0)
- loops_per_jiffy = *fp / HZ;
- else
- loops_per_jiffy = 50000000 / HZ;
- of_node_put(np);
- }
-
#ifdef CONFIG_PCI
- for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) {
+ for_each_compatible_node(np, "pci", "fsl,mpc8641-pcie") {
struct resource rsrc;
of_address_to_resource(np, 0, &rsrc);
if ((rsrc.start & 0xfffff) == 0x8000)
else
fsl_add_bridge(np, 0);
}
- uses_fsl_uli_m1575 = 1;
+
ppc_md.pci_exclude_device = mpc86xx_exclude_device;
#endif
}
-void
+static void
mpc86xx_hpcn_show_cpuinfo(struct seq_file *m)
{
struct device_node *root;
{
unsigned long root = of_get_flat_dt_root();
- if (of_flat_dt_is_compatible(root, "mpc86xx"))
+ if (of_flat_dt_is_compatible(root, "fsl,mpc8641hpcn"))
return 1; /* Looks good */
- return 0;
-}
-
-
-void
-mpc86xx_restart(char *cmd)
-{
- void __iomem *rstcr;
-
- rstcr = ioremap(get_immrbase() + MPC86XX_RSTCR_OFFSET, 0x100);
-
- local_irq_disable();
-
- /* Assert reset request to Reset Control Register */
- out_be32(rstcr, 0x2);
+ /* Be nice and don't give silent boot death. Delete this in 2.6.27 */
+ if (of_flat_dt_is_compatible(root, "mpc86xx")) {
+ pr_warning("WARNING: your dts/dtb is old. You must update before the next kernel release\n");
+ return 1;
+ }
- /* not reached */
+ return 0;
}
-
-long __init
+static long __init
mpc86xx_time_init(void)
{
unsigned int temp;
return 0;
}
+static __initdata struct of_device_id of_bus_ids[] = {
+ { .compatible = "simple-bus", },
+ { .compatible = "fsl,rapidio-delta", },
+ {},
+};
+
+static int __init declare_of_platform_devices(void)
+{
+ of_platform_bus_probe(NULL, of_bus_ids, NULL);
+
+ return 0;
+}
+machine_device_initcall(mpc86xx_hpcn, declare_of_platform_devices);
+
define_machine(mpc86xx_hpcn) {
.name = "MPC86xx HPCN",
.probe = mpc86xx_hpcn_probe,
.setup_arch = mpc86xx_hpcn_setup_arch,
- .init_IRQ = mpc86xx_hpcn_init_irq,
+ .init_IRQ = mpc86xx_init_irq,
.show_cpuinfo = mpc86xx_hpcn_show_cpuinfo,
.get_irq = mpic_get_irq,
- .restart = mpc86xx_restart,
+ .restart = fsl_rstcr_restart,
.time_init = mpc86xx_time_init,
.calibrate_decr = generic_calibrate_decr,
.progress = udbg_progress,