aboutsummaryrefslogtreecommitdiff
path: root/drivers/macintosh
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/macintosh')
-rw-r--r--drivers/macintosh/macio-adb.c19
-rw-r--r--drivers/macintosh/macio_asic.c152
-rw-r--r--drivers/macintosh/smu.c6
-rw-r--r--drivers/macintosh/via-cuda.c24
-rw-r--r--drivers/macintosh/via-pmu.c33
5 files changed, 138 insertions, 96 deletions
diff --git a/drivers/macintosh/macio-adb.c b/drivers/macintosh/macio-adb.c
index 314fc0830d9..4b08852c35e 100644
--- a/drivers/macintosh/macio-adb.c
+++ b/drivers/macintosh/macio-adb.c
@@ -90,22 +90,12 @@ int macio_init(void)
{
struct device_node *adbs;
struct resource r;
+ unsigned int irq;
adbs = find_compatible_devices("adb", "chrp,adb0");
if (adbs == 0)
return -ENXIO;
-#if 0
- { int i = 0;
-
- printk("macio_adb_init: node = %p, addrs =", adbs->node);
- while(!of_address_to_resource(adbs, i, &r))
- printk(" %x(%x)", r.start, r.end - r.start);
- printk(", intrs =");
- for (i = 0; i < adbs->n_intrs; ++i)
- printk(" %x", adbs->intrs[i].line);
- printk("\n"); }
-#endif
if (of_address_to_resource(adbs, 0, &r))
return -ENXIO;
adb = ioremap(r.start, sizeof(struct adb_regs));
@@ -117,10 +107,9 @@ int macio_init(void)
out_8(&adb->active_lo.r, 0xff);
out_8(&adb->autopoll.r, APE);
- if (request_irq(adbs->intrs[0].line, macio_adb_interrupt,
- 0, "ADB", (void *)0)) {
- printk(KERN_ERR "ADB: can't get irq %d\n",
- adbs->intrs[0].line);
+ irq = irq_of_parse_and_map(adbs, 0);
+ if (request_irq(irq, macio_adb_interrupt, 0, "ADB", (void *)0)) {
+ printk(KERN_ERR "ADB: can't get irq %d\n", irq);
return -EAGAIN;
}
out_8(&adb->intr_enb.r, DFB | TAG);
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 40ae7b6a939..80c0c665b5f 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -280,75 +280,128 @@ static void macio_release_dev(struct device *dev)
static int macio_resource_quirks(struct device_node *np, struct resource *res,
int index)
{
- if (res->flags & IORESOURCE_MEM) {
- /* Grand Central has too large resource 0 on some machines */
- if (index == 0 && !strcmp(np->name, "gc"))
- res->end = res->start + 0x1ffff;
+ /* Only quirks for memory resources for now */
+ if ((res->flags & IORESOURCE_MEM) == 0)
+ return 0;
+
+ /* Grand Central has too large resource 0 on some machines */
+ if (index == 0 && !strcmp(np->name, "gc"))
+ res->end = res->start + 0x1ffff;
- /* Airport has bogus resource 2 */
- if (index >= 2 && !strcmp(np->name, "radio"))
- return 1;
+ /* Airport has bogus resource 2 */
+ if (index >= 2 && !strcmp(np->name, "radio"))
+ return 1;
#ifndef CONFIG_PPC64
- /* DBDMAs may have bogus sizes */
- if ((res->start & 0x0001f000) == 0x00008000)
- res->end = res->start + 0xff;
+ /* DBDMAs may have bogus sizes */
+ if ((res->start & 0x0001f000) == 0x00008000)
+ res->end = res->start + 0xff;
#endif /* CONFIG_PPC64 */
- /* ESCC parent eats child resources. We could have added a
- * level of hierarchy, but I don't really feel the need
- * for it
- */
- if (!strcmp(np->name, "escc"))
- return 1;
-
- /* ESCC has bogus resources >= 3 */
- if (index >= 3 && !(strcmp(np->name, "ch-a") &&
- strcmp(np->name, "ch-b")))
- return 1;
-
- /* Media bay has too many resources, keep only first one */
- if (index > 0 && !strcmp(np->name, "media-bay"))
- return 1;
-
- /* Some older IDE resources have bogus sizes */
- if (!(strcmp(np->name, "IDE") && strcmp(np->name, "ATA") &&
- strcmp(np->type, "ide") && strcmp(np->type, "ata"))) {
- if (index == 0 && (res->end - res->start) > 0xfff)
- res->end = res->start + 0xfff;
- if (index == 1 && (res->end - res->start) > 0xff)
- res->end = res->start + 0xff;
- }
+ /* ESCC parent eats child resources. We could have added a
+ * level of hierarchy, but I don't really feel the need
+ * for it
+ */
+ if (!strcmp(np->name, "escc"))
+ return 1;
+
+ /* ESCC has bogus resources >= 3 */
+ if (index >= 3 && !(strcmp(np->name, "ch-a") &&
+ strcmp(np->name, "ch-b")))
+ return 1;
+
+ /* Media bay has too many resources, keep only first one */
+ if (index > 0 && !strcmp(np->name, "media-bay"))
+ return 1;
+
+ /* Some older IDE resources have bogus sizes */
+ if (!(strcmp(np->name, "IDE") && strcmp(np->name, "ATA") &&
+ strcmp(np->type, "ide") && strcmp(np->type, "ata"))) {
+ if (index == 0 && (res->end - res->start) > 0xfff)
+ res->end = res->start + 0xfff;
+ if (index == 1 && (res->end - res->start) > 0xff)
+ res->end = res->start + 0xff;
}
return 0;
}
+static void macio_create_fixup_irq(struct macio_dev *dev, int index,
+ unsigned int line)
+{
+ unsigned int irq;
-static void macio_setup_interrupts(struct macio_dev *dev)
+ irq = irq_create_mapping(NULL, line, 0);
+ if (irq != NO_IRQ) {
+ dev->interrupt[index].start = irq;
+ dev->interrupt[index].flags = IORESOURCE_IRQ;
+ dev->interrupt[index].name = dev->ofdev.dev.bus_id;
+ }
+ if (dev->n_interrupts <= index)
+ dev->n_interrupts = index + 1;
+}
+
+static void macio_add_missing_resources(struct macio_dev *dev)
{
struct device_node *np = dev->ofdev.node;
- int i,j;
+ unsigned int irq_base;
+
+ /* Gatwick has some missing interrupts on child nodes */
+ if (dev->bus->chip->type != macio_gatwick)
+ return;
- /* For now, we use pre-parsed entries in the device-tree for
- * interrupt routing and addresses, but we should change that
- * to dynamically parsed entries and so get rid of most of the
- * clutter in struct device_node
+ /* irq_base is always 64 on gatwick. I have no cleaner way to get
+ * that value from here at this point
*/
- for (i = j = 0; i < np->n_intrs; i++) {
+ irq_base = 64;
+
+ /* Fix SCC */
+ if (strcmp(np->name, "ch-a") == 0) {
+ macio_create_fixup_irq(dev, 0, 15 + irq_base);
+ macio_create_fixup_irq(dev, 1, 4 + irq_base);
+ macio_create_fixup_irq(dev, 2, 5 + irq_base);
+ printk(KERN_INFO "macio: fixed SCC irqs on gatwick\n");
+ }
+
+ /* Fix media-bay */
+ if (strcmp(np->name, "media-bay") == 0) {
+ macio_create_fixup_irq(dev, 0, 29 + irq_base);
+ printk(KERN_INFO "macio: fixed media-bay irq on gatwick\n");
+ }
+
+ /* Fix left media bay childs */
+ if (dev->media_bay != NULL && strcmp(np->name, "floppy") == 0) {
+ macio_create_fixup_irq(dev, 0, 19 + irq_base);
+ macio_create_fixup_irq(dev, 1, 1 + irq_base);
+ printk(KERN_INFO "macio: fixed left floppy irqs\n");
+ }
+ if (dev->media_bay != NULL && strcasecmp(np->name, "ata4") == 0) {
+ macio_create_fixup_irq(dev, 0, 14 + irq_base);
+ macio_create_fixup_irq(dev, 0, 3 + irq_base);
+ printk(KERN_INFO "macio: fixed left ide irqs\n");
+ }
+}
+
+static void macio_setup_interrupts(struct macio_dev *dev)
+{
+ struct device_node *np = dev->ofdev.node;
+ unsigned int irq;
+ int i = 0, j = 0;
+
+ for (;;) {
struct resource *res = &dev->interrupt[j];
if (j >= MACIO_DEV_COUNT_IRQS)
break;
- res->start = np->intrs[i].line;
- res->flags = IORESOURCE_IO;
- if (np->intrs[j].sense)
- res->flags |= IORESOURCE_IRQ_LOWLEVEL;
- else
- res->flags |= IORESOURCE_IRQ_HIGHEDGE;
+ irq = irq_of_parse_and_map(np, i++);
+ if (irq == NO_IRQ)
+ break;
+ res->start = irq;
+ res->flags = IORESOURCE_IRQ;
res->name = dev->ofdev.dev.bus_id;
- if (macio_resource_quirks(np, res, i))
+ if (macio_resource_quirks(np, res, i - 1)) {
memset(res, 0, sizeof(struct resource));
- else
+ continue;
+ } else
j++;
}
dev->n_interrupts = j;
@@ -445,6 +498,7 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
/* Setup interrupts & resources */
macio_setup_interrupts(dev);
macio_setup_resources(dev, parent_res);
+ macio_add_missing_resources(dev);
/* Register with core */
if (of_device_register(&dev->ofdev) != 0) {
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index ff6d9bfdc3d..f139a74696f 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -497,8 +497,7 @@ int __init smu_init (void)
smu->doorbell = *data;
if (smu->doorbell < 0x50)
smu->doorbell += 0x50;
- if (np->n_intrs > 0)
- smu->db_irq = np->intrs[0].line;
+ smu->db_irq = irq_of_parse_and_map(np, 0);
of_node_put(np);
@@ -515,8 +514,7 @@ int __init smu_init (void)
smu->msg = *data;
if (smu->msg < 0x50)
smu->msg += 0x50;
- if (np->n_intrs > 0)
- smu->msg_irq = np->intrs[0].line;
+ smu->msg_irq = irq_of_parse_and_map(np, 0);
of_node_put(np);
} while(0);
diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index 6501db50fb8..69d5452fd22 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -34,13 +34,6 @@
static volatile unsigned char __iomem *via;
static DEFINE_SPINLOCK(cuda_lock);
-#ifdef CONFIG_MAC
-#define CUDA_IRQ IRQ_MAC_ADB
-#define eieio()
-#else
-#define CUDA_IRQ vias->intrs[0].line
-#endif
-
/* VIA registers - spaced 0x200 bytes apart */
#define RS 0x200 /* skip between registers */
#define B 0 /* B-side data */
@@ -189,11 +182,24 @@ int __init find_via_cuda(void)
static int __init via_cuda_start(void)
{
+ unsigned int irq;
+
if (via == NULL)
return -ENODEV;
- if (request_irq(CUDA_IRQ, cuda_interrupt, 0, "ADB", cuda_interrupt)) {
- printk(KERN_ERR "cuda_init: can't get irq %d\n", CUDA_IRQ);
+#ifdef CONFIG_MAC
+ irq = IRQ_MAC_ADB;
+#else /* CONFIG_MAC */
+ irq = irq_of_parse_and_map(vias, 0);
+ if (irq == NO_IRQ) {
+ printk(KERN_ERR "via-cuda: can't map interrupts for %s\n",
+ vias->full_name);
+ return -ENODEV;
+ }
+#endif /* CONFIG_MAP */
+
+ if (request_irq(irq, cuda_interrupt, 0, "ADB", cuda_interrupt)) {
+ printk(KERN_ERR "via-cuda: can't request irq %d\n", irq);
return -EAGAIN;
}
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index c1193d34ec9..06ca80bfd6b 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -64,10 +64,6 @@
#include <asm/backlight.h>
#endif
-#ifdef CONFIG_PPC32
-#include <asm/open_pic.h>
-#endif
-
#include "via-pmu-event.h"
/* Some compile options */
@@ -151,7 +147,7 @@ static int pmu_fully_inited = 0;
static int pmu_has_adb;
static struct device_node *gpio_node;
static unsigned char __iomem *gpio_reg = NULL;
-static int gpio_irq = -1;
+static int gpio_irq = NO_IRQ;
static int gpio_irq_enabled = -1;
static volatile int pmu_suspended = 0;
static spinlock_t pmu_lock;
@@ -403,22 +399,21 @@ static int __init pmu_init(void)
*/
static int __init via_pmu_start(void)
{
+ unsigned int irq;
+
if (vias == NULL)
return -ENODEV;
batt_req.complete = 1;
-#ifndef CONFIG_PPC_MERGE
- if (pmu_kind == PMU_KEYLARGO_BASED)
- openpic_set_irq_priority(vias->intrs[0].line,
- OPENPIC_PRIORITY_DEFAULT + 1);
-#endif
-
- if (request_irq(vias->intrs[0].line, via_pmu_interrupt, 0, "VIA-PMU",
- (void *)0)) {
- printk(KERN_ERR "VIA-PMU: can't get irq %d\n",
- vias->intrs[0].line);
- return -EAGAIN;
+ irq = irq_of_parse_and_map(vias, 0);
+ if (irq == NO_IRQ) {
+ printk(KERN_ERR "via-pmu: can't map interruptn");
+ return -ENODEV;
+ }
+ if (request_irq(irq, via_pmu_interrupt, 0, "VIA-PMU", (void *)0)) {
+ printk(KERN_ERR "via-pmu: can't request irq %d\n", irq);
+ return -ENODEV;
}
if (pmu_kind == PMU_KEYLARGO_BASED) {
@@ -426,10 +421,10 @@ static int __init via_pmu_start(void)
if (gpio_node == NULL)
gpio_node = of_find_node_by_name(NULL,
"pmu-interrupt");
- if (gpio_node && gpio_node->n_intrs > 0)
- gpio_irq = gpio_node->intrs[0].line;
+ if (gpio_node)
+ gpio_irq = irq_of_parse_and_map(gpio_node, 0);
- if (gpio_irq != -1) {
+ if (gpio_irq != NO_IRQ) {
if (request_irq(gpio_irq, gpio1_interrupt, 0,
"GPIO1 ADB", (void *)0))
printk(KERN_ERR "pmu: can't get irq %d"
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 05:41:02 +0000