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-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 5078b0441d61..5078b0441d61 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 b46305645d38..cf3967a66fb5 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;
46unsigned long isa_mem_base = 0; 46unsigned long isa_mem_base = 0;
47#endif 47#endif
48 48
49#ifdef CONFIG_PCI
50static int
51mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
52{
53 static char pci_irq_table[][4] =
54 /*
55 * PCI IDSEL/INTPIN->INTLINE
56 * A B C D
57 */
58 {
59 {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x0e */
60 {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x0f */
61 {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x10 */
62 };
63
64 const long min_idsel = 0x0e, max_idsel = 0x10, irqs_per_slot = 4;
65 return PCI_IRQ_TABLE_LOOKUP;
66}
67#endif /* CONFIG_PCI */
68
69/* ************************************************************************ 49/* ************************************************************************
70 * 50 *
71 * Setup the architecture 51 * Setup the architecture
@@ -92,8 +72,6 @@ static void __init mpc834x_itx_setup_arch(void)
92 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) 72 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
93 add_bridge(np); 73 add_bridge(np);
94 74
95 ppc_md.pci_swizzle = common_swizzle;
96 ppc_md.pci_map_irq = mpc83xx_map_irq;
97 ppc_md.pci_exclude_device = mpc83xx_exclude_device; 75 ppc_md.pci_exclude_device = mpc83xx_exclude_device;
98#endif 76#endif
99 77
@@ -106,25 +84,13 @@ static void __init mpc834x_itx_setup_arch(void)
106 84
107void __init mpc834x_itx_init_IRQ(void) 85void __init mpc834x_itx_init_IRQ(void)
108{ 86{
109 u8 senses[8] = { 87 struct device_node *np;
110 0, /* EXT 0 */ 88
111 IRQ_SENSE_LEVEL, /* EXT 1 */ 89 np = of_find_node_by_type(NULL, "ipic");
112 IRQ_SENSE_LEVEL, /* EXT 2 */ 90 if (!np)
113 0, /* EXT 3 */ 91 return;
114#ifdef CONFIG_PCI
115 IRQ_SENSE_LEVEL, /* EXT 4 */
116 IRQ_SENSE_LEVEL, /* EXT 5 */
117 IRQ_SENSE_LEVEL, /* EXT 6 */
118 IRQ_SENSE_LEVEL, /* EXT 7 */
119#else
120 0, /* EXT 4 */
121 0, /* EXT 5 */
122 0, /* EXT 6 */
123 0, /* EXT 7 */
124#endif
125 };
126 92
127 ipic_init(get_immrbase() + 0x00700, 0, 0, senses, 8); 93 ipic_init(np, 0);
128 94
129 /* Initialize the default interrupt mapping priorities, 95 /* Initialize the default interrupt mapping priorities,
130 * in case the boot rom changed something on us. 96 * in case the boot rom changed something on us.
@@ -153,4 +119,7 @@ define_machine(mpc834x_itx) {
153 .time_init = mpc83xx_time_init, 119 .time_init = mpc83xx_time_init,
154 .calibrate_decr = generic_calibrate_decr, 120 .calibrate_decr = generic_calibrate_decr,
155 .progress = udbg_progress, 121 .progress = udbg_progress,
122#ifdef CONFIG_PCI
123 .pcibios_fixup = mpc83xx_pcibios_fixup,
124#endif
156}; 125};
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.c b/arch/powerpc/platforms/83xx/mpc834x_sys.c
index 3e1c16eb4a63..32df239d1c48 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;
43unsigned long isa_mem_base = 0; 43unsigned long isa_mem_base = 0;
44#endif 44#endif
45 45
46#ifdef CONFIG_PCI
47static int
48mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
49{
50 static char pci_irq_table[][4] =
51 /*
52 * PCI IDSEL/INTPIN->INTLINE
53 * A B C D
54 */
55 {
56 {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x11 */
57 {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x12 */
58 {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x13 */
59 {0, 0, 0, 0},
60 {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x15 */
61 {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x16 */
62 {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x17 */
63 {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x18 */
64 {0, 0, 0, 0}, /* idsel 0x19 */
65 {0, 0, 0, 0}, /* idsel 0x20 */
66 };
67
68 const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
69 return PCI_IRQ_TABLE_LOOKUP;
70}
71#endif /* CONFIG_PCI */
72
73/* ************************************************************************ 46/* ************************************************************************
74 * 47 *
75 * Setup the architecture 48 * Setup the architecture
@@ -96,8 +69,6 @@ static void __init mpc834x_sys_setup_arch(void)
96 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) 69 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
97 add_bridge(np); 70 add_bridge(np);
98 71
99 ppc_md.pci_swizzle = common_swizzle;
100 ppc_md.pci_map_irq = mpc83xx_map_irq;
101 ppc_md.pci_exclude_device = mpc83xx_exclude_device; 72 ppc_md.pci_exclude_device = mpc83xx_exclude_device;
102#endif 73#endif
103 74
@@ -110,25 +81,13 @@ static void __init mpc834x_sys_setup_arch(void)
110 81
111void __init mpc834x_sys_init_IRQ(void) 82void __init mpc834x_sys_init_IRQ(void)
112{ 83{
113 u8 senses[8] = { 84 struct device_node *np;
114 0, /* EXT 0 */ 85
115 IRQ_SENSE_LEVEL, /* EXT 1 */ 86 np = of_find_node_by_type(NULL, "ipic");
116 IRQ_SENSE_LEVEL, /* EXT 2 */ 87 if (!np)
117 0, /* EXT 3 */ 88 return;
118#ifdef CONFIG_PCI
119 IRQ_SENSE_LEVEL, /* EXT 4 */
120 IRQ_SENSE_LEVEL, /* EXT 5 */
121 IRQ_SENSE_LEVEL, /* EXT 6 */
122 IRQ_SENSE_LEVEL, /* EXT 7 */
123#else
124 0, /* EXT 4 */
125 0, /* EXT 5 */
126 0, /* EXT 6 */
127 0, /* EXT 7 */
128#endif
129 };
130 89
131 ipic_init(get_immrbase() + 0x00700, 0, 0, senses, 8); 90 ipic_init(np, 0);
132 91
133 /* Initialize the default interrupt mapping priorities, 92 /* Initialize the default interrupt mapping priorities,
134 * in case the boot rom changed something on us. 93 * in case the boot rom changed something on us.
@@ -178,4 +137,7 @@ define_machine(mpc834x_sys) {
178 .time_init = mpc83xx_time_init, 137 .time_init = mpc83xx_time_init,
179 .calibrate_decr = generic_calibrate_decr, 138 .calibrate_decr = generic_calibrate_decr,
180 .progress = udbg_progress, 139 .progress = udbg_progress,
140#ifdef CONFIG_PCI
141 .pcibios_fixup = mpc83xx_pcibios_fixup,
142#endif
181}; 143};
diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h
index 01cae106912b..2c82bca9bfbb 100644
--- a/arch/powerpc/platforms/83xx/mpc83xx.h
+++ b/arch/powerpc/platforms/83xx/mpc83xx.h
@@ -11,6 +11,7 @@
11 11
12extern int add_bridge(struct device_node *dev); 12extern int add_bridge(struct device_node *dev);
13extern int mpc83xx_exclude_device(u_char bus, u_char devfn); 13extern int mpc83xx_exclude_device(u_char bus, u_char devfn);
14extern void mpc83xx_pcibios_fixup(void);
14extern void mpc83xx_restart(char *cmd); 15extern void mpc83xx_restart(char *cmd);
15extern long mpc83xx_time_init(void); 16extern long mpc83xx_time_init(void);
16 17
diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c
index 3b5e563c279f..5d84a9ccd103 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)
45 return PCIBIOS_SUCCESSFUL; 45 return PCIBIOS_SUCCESSFUL;
46} 46}
47 47
48void __init mpc83xx_pcibios_fixup(void)
49{
50 struct pci_dev *dev = NULL;
51
52 /* map all the PCI irqs */
53 for_each_pci_dev(dev)
54 pci_read_irq_line(dev);
55}
56
48int __init add_bridge(struct device_node *dev) 57int __init add_bridge(struct device_node *dev)
49{ 58{
50 int len; 59 int len;
generated by cgit v1.2.2 (git 2.25.0) at 2025-11-12 07:52:36 -0500