[POWERPC] Rewrite the PPC 86xx IRQ handling to use Flat Device Tree

IRQ setup now comes from the Flat Device Tree and use the new generic
IRQ code.  Fixed the fsl_soc.c IRQ OF interrupt node parsing.
Removed some unused MPC86xx macro definition.

Signed-off-by: Zhang Wei <wei.zhang@freescale.com>
Signed-off-by: Jon Loeliger <jdl@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
(cherry picked from 919fede6edab94cccb3ca8c1c0b32fa62c9369a5 commit)

1 files changed, 12 insertions, 18 deletions

diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index 12b65609c072..ef10bcf2d943 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -85,11 +85,8 @@ static int __init gfar_mdio_of_init(void)
                         mdio_data.irq[k] = -1;
 
                 while ((child = of_get_next_child(np, child)) != NULL) {
-                        if (child->n_intrs) {
-                                u32 *id =
-                                    (u32 *) get_property(child, "reg", NULL);
-                                mdio_data.irq[*id] = child->intrs[0].line;
-                        }
+                        u32 *id = get_property(child, "reg", NULL);
+                        mdio_data.irq[*id] = irq_of_parse_and_map(child, 0);
                 }
 
                 ret =
@@ -131,6 +128,7 @@ static int __init gfar_of_init(void)
                 char *model;
                 void *mac_addr;
                 phandle *ph;
+                int n_res = 1;
 
                 memset(r, 0, sizeof(r));
                 memset(&gfar_data, 0, sizeof(gfar_data));
@@ -139,8 +137,7 @@ static int __init gfar_of_init(void)
                 if (ret)
                         goto err;
 
-                r[1].start = np->intrs[0].line;
-                r[1].end = np->intrs[0].line;
+                r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
                 r[1].flags = IORESOURCE_IRQ;
 
                 model = get_property(np, "model", NULL);
@@ -150,19 +147,19 @@ static int __init gfar_of_init(void)
                         r[1].name = gfar_tx_intr;
 
                         r[2].name = gfar_rx_intr;
-                        r[2].start = np->intrs[1].line;
-                        r[2].end = np->intrs[1].line;
+                        r[2].start = r[2].end = irq_of_parse_and_map(np, 1);
                         r[2].flags = IORESOURCE_IRQ;
 
                         r[3].name = gfar_err_intr;
-                        r[3].start = np->intrs[2].line;
-                        r[3].end = np->intrs[2].line;
+                        r[3].start = r[3].end = irq_of_parse_and_map(np, 2);
                         r[3].flags = IORESOURCE_IRQ;
+
+                        n_res += 2;
                 }
 
                 gfar_dev =
                     platform_device_register_simple("fsl-gianfar", i, &r[0],
-                                                    np->n_intrs + 1);
+                                                    n_res + 1);
 
                 if (IS_ERR(gfar_dev)) {
                         ret = PTR_ERR(gfar_dev);
@@ -259,8 +256,7 @@ static int __init fsl_i2c_of_init(void)
                 if (ret)
                         goto err;
 
-                r[1].start = np->intrs[0].line;
-                r[1].end = np->intrs[0].line;
+                r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
                 r[1].flags = IORESOURCE_IRQ;
 
                 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
@@ -396,8 +392,7 @@ static int __init fsl_usb_of_init(void)
                 if (ret)
                         goto err;
 
-                r[1].start = np->intrs[0].line;
-                r[1].end = np->intrs[0].line;
+                r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
                 r[1].flags = IORESOURCE_IRQ;
 
                 usb_dev_mph =
@@ -445,8 +440,7 @@ static int __init fsl_usb_of_init(void)
                 if (ret)
                         goto unreg_mph;
 
-                r[1].start = np->intrs[0].line;
-                r[1].end = np->intrs[0].line;
+                r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
                 r[1].flags = IORESOURCE_IRQ;
 
                 usb_dev_dr =