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powerpc/83xx: consolidate init_IRQ functions 

On mpc83xx platform nearly all _init_IRQ functions look alike. They either
just setup ipic, or setup ipic and QE PIC. Separate this to special functions
to be either referenced from ppc_md, or called from board file.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Dmitry Eremin-Solenikov 2011-07-22 23:55:42 +04:00 committed by Kumar Gala
parent c0019a4d67
commit d4fb5ebd83
15 changed files with 68 additions and 287 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
arch/powerpc/platforms/83xx/asp834x.c
View File

@ -36,24 +36,6 @@ static void __init asp834x_setup_arch(void)
mpc834x_usb_cfg();
}
static void __init asp834x_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
of_node_put(np);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
static struct __initdata of_device_id asp8347_ids[] = {
{ .type = "soc", },
{ .compatible = "soc", },
@ -82,7 +64,7 @@ define_machine(asp834x) {
.name = "ASP8347E",
.probe = asp834x_probe,
.setup_arch = asp834x_setup_arch,
.init_IRQ = asp834x_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

33
arch/powerpc/platforms/83xx/km83xx.c
View File

@ -140,37 +140,6 @@ static int __init kmeter_declare_of_platform_devices(void)
}
machine_device_initcall(mpc83xx_km, kmeter_declare_of_platform_devices);
static void __init mpc83xx_km_init_IRQ(void)
{
struct device_node *np;
np = of_find_compatible_node(NULL, NULL, "fsl,pq2pro-pic");
if (!np) {
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
}
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
of_node_put(np);
#ifdef CONFIG_QUICC_ENGINE
np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
if (!np) {
np = of_find_node_by_type(NULL, "qeic");
if (!np)
return;
}
qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic);
of_node_put(np);
#endif /* CONFIG_QUICC_ENGINE */
}
/* list of the supported boards */
static char *board[] __initdata = {
"Keymile,KMETER1",
@ -198,7 +167,7 @@ define_machine(mpc83xx_km) {
.name = "mpc83xx-km-platform",
.probe = mpc83xx_km_probe,
.setup_arch = mpc83xx_km_setup_arch,
.init_IRQ = mpc83xx_km_init_IRQ,
.init_IRQ = mpc83xx_ipic_and_qe_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

46
arch/powerpc/platforms/83xx/misc.c
View File

@ -11,9 +11,12 @@
#include <linux/stddef.h>
#include <linux/kernel.h>
#include <linux/of_platform.h>
#include <asm/io.h>
#include <asm/hw_irq.h>
#include <asm/ipic.h>
#include <asm/qe_ic.h>
#include <sysdev/fsl_soc.h>
#include "mpc83xx.h"
@ -65,3 +68,46 @@ long __init mpc83xx_time_init(void)
return 0;
}
void __init mpc83xx_ipic_init_IRQ(void)
{
struct device_node *np;
/* looking for fsl,pq2pro-pic which is asl compatible with fsl,ipic */
np = of_find_compatible_node(NULL, NULL, "fsl,ipic");
if (!np)
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
of_node_put(np);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
#ifdef CONFIG_QUICC_ENGINE
void __init mpc83xx_qe_init_IRQ(void)
{
struct device_node *np;
np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
if (!np) {
np = of_find_node_by_type(NULL, "qeic");
if (!np)
return;
}
qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic);
of_node_put(np);
}
void __init mpc83xx_ipic_and_qe_init_IRQ(void)
{
mpc83xx_ipic_init_IRQ();
mpc83xx_qe_init_IRQ();
}
#endif /* CONFIG_QUICC_ENGINE */

18
arch/powerpc/platforms/83xx/mpc830x_rdb.c
View File

@ -41,22 +41,6 @@ static void __init mpc830x_rdb_setup_arch(void)
mpc831x_usb_cfg();
}
static void __init mpc830x_rdb_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
static const char *board[] __initdata = {
"MPC8308RDB",
"fsl,mpc8308rdb",
@ -89,7 +73,7 @@ define_machine(mpc830x_rdb) {
.name = "MPC830x RDB",
.probe = mpc830x_rdb_probe,
.setup_arch = mpc830x_rdb_setup_arch,
.init_IRQ = mpc830x_rdb_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

18
arch/powerpc/platforms/83xx/mpc831x_rdb.c
View File

@ -44,22 +44,6 @@ static void __init mpc831x_rdb_setup_arch(void)
mpc831x_usb_cfg();
}
static void __init mpc831x_rdb_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
static const char *board[] __initdata = {
"MPC8313ERDB",
"fsl,mpc8315erdb",
@ -92,7 +76,7 @@ define_machine(mpc831x_rdb) {
.name = "MPC831x RDB",
.probe = mpc831x_rdb_probe,
.setup_arch = mpc831x_rdb_setup_arch,
.init_IRQ = mpc831x_rdb_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

30
arch/powerpc/platforms/83xx/mpc832x_mds.c
View File

@ -119,34 +119,6 @@ static int __init mpc832x_declare_of_platform_devices(void)
}
machine_device_initcall(mpc832x_mds, mpc832x_declare_of_platform_devices);
static void __init mpc832x_sys_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
of_node_put(np);
#ifdef CONFIG_QUICC_ENGINE
np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
if (!np) {
np = of_find_node_by_type(NULL, "qeic");
if (!np)
return;
}
qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic);
of_node_put(np);
#endif /* CONFIG_QUICC_ENGINE */
}
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
@ -161,7 +133,7 @@ define_machine(mpc832x_mds) {
.name = "MPC832x MDS",
.probe = mpc832x_sys_probe,
.setup_arch = mpc832x_sys_setup_arch,
.init_IRQ = mpc832x_sys_init_IRQ,
.init_IRQ = mpc83xx_ipic_and_qe_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

31
arch/powerpc/platforms/83xx/mpc832x_rdb.c
View File

@ -236,35 +236,6 @@ static int __init mpc832x_declare_of_platform_devices(void)
}
machine_device_initcall(mpc832x_rdb, mpc832x_declare_of_platform_devices);
static void __init mpc832x_rdb_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
of_node_put(np);
#ifdef CONFIG_QUICC_ENGINE
np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
if (!np) {
np = of_find_node_by_type(NULL, "qeic");
if (!np)
return;
}
qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic);
of_node_put(np);
#endif /* CONFIG_QUICC_ENGINE */
}
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
@ -279,7 +250,7 @@ define_machine(mpc832x_rdb) {
.name = "MPC832x RDB",
.probe = mpc832x_rdb_probe,
.setup_arch = mpc832x_rdb_setup_arch,
.init_IRQ = mpc832x_rdb_init_IRQ,
.init_IRQ = mpc83xx_ipic_and_qe_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

18
arch/powerpc/platforms/83xx/mpc834x_itx.c
View File

@ -74,22 +74,6 @@ static void __init mpc834x_itx_setup_arch(void)
mpc834x_usb_cfg();
}
static void __init mpc834x_itx_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
@ -104,7 +88,7 @@ define_machine(mpc834x_itx) {
.name = "MPC834x ITX",
.probe = mpc834x_itx_probe,
.setup_arch = mpc834x_itx_setup_arch,
.init_IRQ = mpc834x_itx_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

18
arch/powerpc/platforms/83xx/mpc834x_mds.c
View File

@ -92,22 +92,6 @@ static void __init mpc834x_mds_setup_arch(void)
mpc834xemds_usb_cfg();
}
static void __init mpc834x_mds_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
static struct of_device_id mpc834x_ids[] = {
{ .type = "soc", },
{ .compatible = "soc", },
@ -137,7 +121,7 @@ define_machine(mpc834x_mds) {
.name = "MPC834x MDS",
.probe = mpc834x_mds_probe,
.setup_arch = mpc834x_mds_setup_arch,
.init_IRQ = mpc834x_mds_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

30
arch/powerpc/platforms/83xx/mpc836x_mds.c
View File

@ -226,34 +226,6 @@ err:
machine_arch_initcall(mpc836x_mds, mpc836x_usb_cfg);
#endif /* CONFIG_QE_USB */
static void __init mpc836x_mds_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
of_node_put(np);
#ifdef CONFIG_QUICC_ENGINE
np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
if (!np) {
np = of_find_node_by_type(NULL, "qeic");
if (!np)
return;
}
qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic);
of_node_put(np);
#endif /* CONFIG_QUICC_ENGINE */
}
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
@ -268,7 +240,7 @@ define_machine(mpc836x_mds) {
.name = "MPC836x MDS",
.probe = mpc836x_mds_probe,
.setup_arch = mpc836x_mds_setup_arch,
.init_IRQ = mpc836x_mds_init_IRQ,
.init_IRQ = mpc83xx_ipic_and_qe_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

28
arch/powerpc/platforms/83xx/mpc836x_rdk.c
View File

@ -56,32 +56,6 @@ static void __init mpc836x_rdk_setup_arch(void)
#endif
}
static void __init mpc836x_rdk_init_IRQ(void)
{
struct device_node *np;
np = of_find_compatible_node(NULL, NULL, "fsl,ipic");
if (!np)
return;
ipic_init(np, 0);
/*
* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
of_node_put(np);
#ifdef CONFIG_QUICC_ENGINE
np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic");
if (!np)
return;
qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic);
of_node_put(np);
#endif
}
/*
* Called very early, MMU is off, device-tree isn't unflattened.
*/
@ -96,7 +70,7 @@ define_machine(mpc836x_rdk) {
.name = "MPC836x RDK",
.probe = mpc836x_rdk_probe,
.setup_arch = mpc836x_rdk_setup_arch,
.init_IRQ = mpc836x_rdk_init_IRQ,
.init_IRQ = mpc83xx_ipic_and_qe_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

18
arch/powerpc/platforms/83xx/mpc837x_mds.c
View File

@ -112,22 +112,6 @@ static int __init mpc837x_declare_of_platform_devices(void)
}
machine_device_initcall(mpc837x_mds, mpc837x_declare_of_platform_devices);
static void __init mpc837x_mds_init_IRQ(void)
{
struct device_node *np;
np = of_find_compatible_node(NULL, NULL, "fsl,ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
/*
* Called very early, MMU is off, device-tree isn't unflattened
*/
@ -142,7 +126,7 @@ define_machine(mpc837x_mds) {
.name = "MPC837x MDS",
.probe = mpc837x_mds_probe,
.setup_arch = mpc837x_mds_setup_arch,
.init_IRQ = mpc837x_mds_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

18
arch/powerpc/platforms/83xx/mpc837x_rdb.c
View File

@ -85,22 +85,6 @@ static int __init mpc837x_declare_of_platform_devices(void)
}
machine_device_initcall(mpc837x_rdb, mpc837x_declare_of_platform_devices);
static void __init mpc837x_rdb_init_IRQ(void)
{
struct device_node *np;
np = of_find_compatible_node(NULL, NULL, "fsl,ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
}
static const char *board[] __initdata = {
"fsl,mpc8377rdb",
"fsl,mpc8378rdb",
@ -121,7 +105,7 @@ define_machine(mpc837x_rdb) {
.name = "MPC837x RDB/WLAN",
.probe = mpc837x_rdb_probe,
.setup_arch = mpc837x_rdb_setup_arch,
.init_IRQ = mpc837x_rdb_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,

9
arch/powerpc/platforms/83xx/mpc83xx.h
View File

@ -70,5 +70,14 @@ extern long mpc83xx_time_init(void);
extern int mpc837x_usb_cfg(void);
extern int mpc834x_usb_cfg(void);
extern int mpc831x_usb_cfg(void);
extern void mpc83xx_ipic_init_IRQ(void);
#ifdef CONFIG_QUICC_ENGINE
extern void mpc83xx_qe_init_IRQ(void);
extern void mpc83xx_ipic_and_qe_init_IRQ(void);
#else
static inline void __init mpc83xx_qe_init_IRQ(void) {}
#define mpc83xx_ipic_and_qe_init_IRQ mpc83xx_ipic_init_IRQ
#endif /* CONFIG_QUICC_ENGINE */
#endif /* __MPC83XX_H__ */

20
arch/powerpc/platforms/83xx/sbc834x.c
View File

@ -62,24 +62,6 @@ static void __init sbc834x_setup_arch(void)
}
static void __init sbc834x_init_IRQ(void)
{
struct device_node *np;
np = of_find_node_by_type(NULL, "ipic");
if (!np)
return;
ipic_init(np, 0);
/* Initialize the default interrupt mapping priorities,
* in case the boot rom changed something on us.
*/
ipic_set_default_priority();
of_node_put(np);
}
static struct __initdata of_device_id sbc834x_ids[] = {
{ .type = "soc", },
{ .compatible = "soc", },
@ -109,7 +91,7 @@ define_machine(sbc834x) {
.name = "SBC834x",
.probe = sbc834x_probe,
.setup_arch = sbc834x_setup_arch,
.init_IRQ = sbc834x_init_IRQ,
.init_IRQ = mpc83xx_ipic_init_IRQ,
.get_irq = ipic_get_irq,
.restart = mpc83xx_restart,
.time_init = mpc83xx_time_init,