aboutsummaryrefslogtreecommitdiff
path: root/arch/powerpc
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/configs/mpc834x_mds_defconfig (renamed from arch/powerpc/configs/mpc834x_sys_defconfig)0
-rw-r--r--arch/powerpc/platforms/83xx/mpc834x_itx.c49
-rw-r--r--arch/powerpc/platforms/83xx/mpc834x_sys.c56
-rw-r--r--arch/powerpc/platforms/83xx/mpc83xx.h1
-rw-r--r--arch/powerpc/platforms/83xx/pci.c9
5 files changed, 28 insertions, 87 deletions
diff --git a/arch/powerpc/configs/mpc834x_sys_defconfig b/arch/powerpc/configs/mpc834x_mds_defconfig
index 5078b0441d6..5078b0441d6 100644
--- a/arch/powerpc/configs/mpc834x_sys_defconfig
+++ b/arch/powerpc/configs/mpc834x_mds_defconfig
diff --git a/arch/powerpc/platforms/83xx/mpc834x_itx.c b/arch/powerpc/platforms/83xx/mpc834x_itx.c
index b46305645d3..cf3967a66fb 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_itx.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_itx.c
@@ -46,26 +46,6 @@ unsigned long isa_io_base = 0;
unsigned long isa_mem_base = 0;
#endif
-#ifdef CONFIG_PCI
-static int
-mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
-{
- static char pci_irq_table[][4] =
- /*
- * PCI IDSEL/INTPIN->INTLINE
- * A B C D
- */
- {
- {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x0e */
- {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x0f */
- {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x10 */
- };
-
- const long min_idsel = 0x0e, max_idsel = 0x10, irqs_per_slot = 4;
- return PCI_IRQ_TABLE_LOOKUP;
-}
-#endif /* CONFIG_PCI */
-
/* ************************************************************************
*
* Setup the architecture
@@ -92,8 +72,6 @@ static void __init mpc834x_itx_setup_arch(void)
for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
add_bridge(np);
- ppc_md.pci_swizzle = common_swizzle;
- ppc_md.pci_map_irq = mpc83xx_map_irq;
ppc_md.pci_exclude_device = mpc83xx_exclude_device;
#endif
@@ -106,25 +84,13 @@ static void __init mpc834x_itx_setup_arch(void)
void __init mpc834x_itx_init_IRQ(void)
{
- u8 senses[8] = {
- 0, /* EXT 0 */
- IRQ_SENSE_LEVEL, /* EXT 1 */
- IRQ_SENSE_LEVEL, /* EXT 2 */
- 0, /* EXT 3 */
-#ifdef CONFIG_PCI
- IRQ_SENSE_LEVEL, /* EXT 4 */
- IRQ_SENSE_LEVEL, /* EXT 5 */
- IRQ_SENSE_LEVEL, /* EXT 6 */
- IRQ_SENSE_LEVEL, /* EXT 7 */
-#else
- 0, /* EXT 4 */
- 0, /* EXT 5 */
- 0, /* EXT 6 */
- 0, /* EXT 7 */
-#endif
- };
+ struct device_node *np;
+
+ np = of_find_node_by_type(NULL, "ipic");
+ if (!np)
+ return;
- ipic_init(get_immrbase() + 0x00700, 0, 0, senses, 8);
+ ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
@@ -153,4 +119,7 @@ define_machine(mpc834x_itx) {
.time_init = mpc83xx_time_init,
.calibrate_decr = generic_calibrate_decr,
.progress = udbg_progress,
+#ifdef CONFIG_PCI
+ .pcibios_fixup = mpc83xx_pcibios_fixup,
+#endif
};
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.c b/arch/powerpc/platforms/83xx/mpc834x_sys.c
index 3e1c16eb4a6..32df239d1c4 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_sys.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_sys.c
@@ -43,33 +43,6 @@ unsigned long isa_io_base = 0;
unsigned long isa_mem_base = 0;
#endif
-#ifdef CONFIG_PCI
-static int
-mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
-{
- static char pci_irq_table[][4] =
- /*
- * PCI IDSEL/INTPIN->INTLINE
- * A B C D
- */
- {
- {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x11 */
- {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x12 */
- {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x13 */
- {0, 0, 0, 0},
- {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x15 */
- {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x16 */
- {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x17 */
- {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x18 */
- {0, 0, 0, 0}, /* idsel 0x19 */
- {0, 0, 0, 0}, /* idsel 0x20 */
- };
-
- const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
- return PCI_IRQ_TABLE_LOOKUP;
-}
-#endif /* CONFIG_PCI */
-
/* ************************************************************************
*
* Setup the architecture
@@ -96,8 +69,6 @@ static void __init mpc834x_sys_setup_arch(void)
for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
add_bridge(np);
- ppc_md.pci_swizzle = common_swizzle;
- ppc_md.pci_map_irq = mpc83xx_map_irq;
ppc_md.pci_exclude_device = mpc83xx_exclude_device;
#endif
@@ -110,25 +81,13 @@ static void __init mpc834x_sys_setup_arch(void)
void __init mpc834x_sys_init_IRQ(void)
{
- u8 senses[8] = {
- 0, /* EXT 0 */
- IRQ_SENSE_LEVEL, /* EXT 1 */
- IRQ_SENSE_LEVEL, /* EXT 2 */
- 0, /* EXT 3 */
-#ifdef CONFIG_PCI
- IRQ_SENSE_LEVEL, /* EXT 4 */
- IRQ_SENSE_LEVEL, /* EXT 5 */
- IRQ_SENSE_LEVEL, /* EXT 6 */
- IRQ_SENSE_LEVEL, /* EXT 7 */
-#else
- 0, /* EXT 4 */
- 0, /* EXT 5 */
- 0, /* EXT 6 */
- 0, /* EXT 7 */
-#endif
- };
+ struct device_node *np;
+
+ np = of_find_node_by_type(NULL, "ipic");
+ if (!np)
+ return;
- ipic_init(get_immrbase() + 0x00700, 0, 0, senses, 8);
+ ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
@@ -178,4 +137,7 @@ define_machine(mpc834x_sys) {
.time_init = mpc83xx_time_init,
.calibrate_decr = generic_calibrate_decr,
.progress = udbg_progress,
+#ifdef CONFIG_PCI
+ .pcibios_fixup = mpc83xx_pcibios_fixup,
+#endif
};
diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h
index 01cae106912..2c82bca9bfb 100644
--- a/arch/powerpc/platforms/83xx/mpc83xx.h
+++ b/arch/powerpc/platforms/83xx/mpc83xx.h
@@ -11,6 +11,7 @@
extern int add_bridge(struct device_node *dev);
extern int mpc83xx_exclude_device(u_char bus, u_char devfn);
+extern void mpc83xx_pcibios_fixup(void);
extern void mpc83xx_restart(char *cmd);
extern long mpc83xx_time_init(void);
diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c
index 3b5e563c279..5d84a9ccd10 100644
--- a/arch/powerpc/platforms/83xx/pci.c
+++ b/arch/powerpc/platforms/83xx/pci.c
@@ -45,6 +45,15 @@ int mpc83xx_exclude_device(u_char bus, u_char devfn)
return PCIBIOS_SUCCESSFUL;
}
+void __init mpc83xx_pcibios_fixup(void)
+{
+ struct pci_dev *dev = NULL;
+
+ /* map all the PCI irqs */
+ for_each_pci_dev(dev)
+ pci_read_irq_line(dev);
+}
+
int __init add_bridge(struct device_node *dev)
{
int len;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-14 21:09:18 +0000