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Diffstat (limited to 'arch/powerpc/platforms/fsl_uli1575.c')
-rw-r--r--arch/powerpc/platforms/fsl_uli1575.c81
1 files changed, 44 insertions, 37 deletions
diff --git a/arch/powerpc/platforms/fsl_uli1575.c b/arch/powerpc/platforms/fsl_uli1575.c
index ef74a0763ec..b97f6f3d3c5 100644
--- a/arch/powerpc/platforms/fsl_uli1575.c
+++ b/arch/powerpc/platforms/fsl_uli1575.c
@@ -15,7 +15,6 @@
#include <linux/interrupt.h>
#include <linux/mc146818rtc.h>
-#include <asm/system.h>
#include <asm/pci-bridge.h>
#define ULI_PIRQA 0x08
@@ -51,13 +50,20 @@ u8 uli_pirq_to_irq[8] = {
ULI_8259_NONE, /* PIRQH */
};
+static inline bool is_quirk_valid(void)
+{
+ return (machine_is(mpc86xx_hpcn) ||
+ machine_is(mpc8544_ds) ||
+ machine_is(p2020_ds) ||
+ machine_is(mpc8572_ds));
+}
+
/* Bridge */
-static void __devinit early_uli5249(struct pci_dev *dev)
+static void early_uli5249(struct pci_dev *dev)
{
unsigned char temp;
- if (!machine_is(mpc86xx_hpcn) && !machine_is(mpc8544_ds) &&
- !machine_is(mpc8572_ds))
+ if (!is_quirk_valid())
return;
pci_write_config_word(dev, PCI_COMMAND, PCI_COMMAND_IO |
@@ -76,12 +82,11 @@ static void __devinit early_uli5249(struct pci_dev *dev)
}
-static void __devinit quirk_uli1575(struct pci_dev *dev)
+static void quirk_uli1575(struct pci_dev *dev)
{
int i;
- if (!machine_is(mpc86xx_hpcn) && !machine_is(mpc8544_ds) &&
- !machine_is(mpc8572_ds))
+ if (!is_quirk_valid())
return;
/*
@@ -134,7 +139,7 @@ static void __devinit quirk_uli1575(struct pci_dev *dev)
pci_write_config_byte(dev, 0x75, ULI_8259_IRQ15);
}
-static void __devinit quirk_final_uli1575(struct pci_dev *dev)
+static void quirk_final_uli1575(struct pci_dev *dev)
{
/* Set i8259 interrupt trigger
* IRQ 3: Level
@@ -149,8 +154,7 @@ static void __devinit quirk_final_uli1575(struct pci_dev *dev)
* IRQ 14: Edge
* IRQ 15: Edge
*/
- if (!machine_is(mpc86xx_hpcn) && !machine_is(mpc8544_ds) &&
- !machine_is(mpc8572_ds))
+ if (!is_quirk_valid())
return;
outb(0xfa, 0x4d0);
@@ -171,13 +175,12 @@ static void __devinit quirk_final_uli1575(struct pci_dev *dev)
}
/* SATA */
-static void __devinit quirk_uli5288(struct pci_dev *dev)
+static void quirk_uli5288(struct pci_dev *dev)
{
unsigned char c;
unsigned int d;
- if (!machine_is(mpc86xx_hpcn) && !machine_is(mpc8544_ds) &&
- !machine_is(mpc8572_ds))
+ if (!is_quirk_valid())
return;
/* read/write lock */
@@ -197,12 +200,11 @@ static void __devinit quirk_uli5288(struct pci_dev *dev)
}
/* PATA */
-static void __devinit quirk_uli5229(struct pci_dev *dev)
+static void quirk_uli5229(struct pci_dev *dev)
{
unsigned short temp;
- if (!machine_is(mpc86xx_hpcn) && !machine_is(mpc8544_ds) &&
- !machine_is(mpc8572_ds))
+ if (!is_quirk_valid())
return;
pci_write_config_word(dev, PCI_COMMAND, PCI_COMMAND_INTX_DISABLE |
@@ -214,16 +216,26 @@ static void __devinit quirk_uli5229(struct pci_dev *dev)
}
/* We have to do a dummy read on the P2P for the RTC to work, WTF */
-static void __devinit quirk_final_uli5249(struct pci_dev *dev)
+static void quirk_final_uli5249(struct pci_dev *dev)
{
int i;
u8 *dummy;
struct pci_bus *bus = dev->bus;
+ struct resource *res;
+ resource_size_t end = 0;
- for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) {
- if ((bus->resource[i]) &&
- (bus->resource[i]->flags & IORESOURCE_MEM)) {
- dummy = ioremap(bus->resource[i]->end - 3, 0x4);
+ for (i = PCI_BRIDGE_RESOURCES; i < PCI_BRIDGE_RESOURCES+3; i++) {
+ unsigned long flags = pci_resource_flags(dev, i);
+ if ((flags & (IORESOURCE_MEM|IORESOURCE_PREFETCH)) == IORESOURCE_MEM)
+ end = pci_resource_end(dev, i);
+ }
+
+ pci_bus_for_each_resource(bus, res, i) {
+ if (res && res->flags & IORESOURCE_MEM) {
+ if (res->end == end)
+ dummy = ioremap(res->start, 0x4);
+ else
+ dummy = ioremap(res->end - 3, 0x4);
if (dummy) {
in_8(dummy);
iounmap(dummy);
@@ -239,8 +251,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5288, quirk_uli5288);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, 0x5249, quirk_final_uli5249);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, 0x1575, quirk_final_uli1575);
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229);
-static void __devinit hpcd_quirk_uli1575(struct pci_dev *dev)
+static void hpcd_quirk_uli1575(struct pci_dev *dev)
{
u32 temp32;
@@ -256,19 +269,13 @@ static void __devinit hpcd_quirk_uli1575(struct pci_dev *dev)
pci_write_config_dword(dev, 0x90, (temp32 | 1<<22));
}
-static void __devinit hpcd_quirk_uli5288(struct pci_dev *dev)
+static void hpcd_quirk_uli5288(struct pci_dev *dev)
{
unsigned char c;
- unsigned short temp;
if (!machine_is(mpc86xx_hpcd))
return;
- /* Interrupt Disable, Needed when SATA disabled */
- pci_read_config_word(dev, PCI_COMMAND, &temp);
- temp |= 1<<10;
- pci_write_config_word(dev, PCI_COMMAND, temp);
-
pci_read_config_byte(dev, 0x83, &c);
c |= 0x80;
pci_write_config_byte(dev, 0x83, c);
@@ -288,7 +295,7 @@ static void __devinit hpcd_quirk_uli5288(struct pci_dev *dev)
* IRQ14 is a sideband interrupt from IDE device to CPU and we use this
* as the interrupt for IDE device.
*/
-static void __devinit hpcd_quirk_uli5229(struct pci_dev *dev)
+static void hpcd_quirk_uli5229(struct pci_dev *dev)
{
unsigned char c;
@@ -310,12 +317,11 @@ static void __devinit hpcd_quirk_uli5229(struct pci_dev *dev)
* bug by re-assigning a correct irq to 5288.
*
*/
-static void __devinit hpcd_final_uli5288(struct pci_dev *dev)
+static void hpcd_final_uli5288(struct pci_dev *dev)
{
struct pci_controller *hose = pci_bus_to_host(dev->bus);
struct device_node *hosenode = hose ? hose->dn : NULL;
- struct of_irq oirq;
- int virq, pin = 2;
+ struct of_phandle_args oirq;
u32 laddr[3];
if (!machine_is(mpc86xx_hpcd))
@@ -324,12 +330,13 @@ static void __devinit hpcd_final_uli5288(struct pci_dev *dev)
if (!hosenode)
return;
+ oirq.np = hosenode;
+ oirq.args[0] = 2;
+ oirq.args_count = 1;
laddr[0] = (hose->first_busno << 16) | (PCI_DEVFN(31, 0) << 8);
laddr[1] = laddr[2] = 0;
- of_irq_map_raw(hosenode, &pin, 1, laddr, &oirq);
- virq = irq_create_of_mapping(oirq.controller, oirq.specifier,
- oirq.size);
- dev->irq = virq;
+ of_irq_parse_raw(laddr, &oirq);
+ dev->irq = irq_create_of_mapping(&oirq);
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x1575, hpcd_quirk_uli1575);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-09 06:14:38 +0000