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Diffstat (limited to 'arch/mips/alchemy/mtx-1/board_setup.c')
-rw-r--r--arch/mips/alchemy/mtx-1/board_setup.c49
1 files changed, 38 insertions, 11 deletions
diff --git a/arch/mips/alchemy/mtx-1/board_setup.c b/arch/mips/alchemy/mtx-1/board_setup.c
index 45b61c9b82b9..a9f0336e1f1f 100644
--- a/arch/mips/alchemy/mtx-1/board_setup.c
+++ b/arch/mips/alchemy/mtx-1/board_setup.c
@@ -30,32 +30,43 @@
#include <linux/gpio.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/pm.h>
+#include <asm/reboot.h>
#include <asm/mach-au1x00/au1000.h>
#include <prom.h>
+char irq_tab_alchemy[][5] __initdata = {
+ [0] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTA, 0xff, 0xff }, /* IDSEL 00 - AdapterA-Slot0 (top) */
+ [1] = { -1, AU1500_PCI_INTB, AU1500_PCI_INTA, 0xff, 0xff }, /* IDSEL 01 - AdapterA-Slot1 (bottom) */
+ [2] = { -1, AU1500_PCI_INTC, AU1500_PCI_INTD, 0xff, 0xff }, /* IDSEL 02 - AdapterB-Slot0 (top) */
+ [3] = { -1, AU1500_PCI_INTD, AU1500_PCI_INTC, 0xff, 0xff }, /* IDSEL 03 - AdapterB-Slot1 (bottom) */
+ [4] = { -1, AU1500_PCI_INTA, AU1500_PCI_INTB, 0xff, 0xff }, /* IDSEL 04 - AdapterC-Slot0 (top) */
+ [5] = { -1, AU1500_PCI_INTB, AU1500_PCI_INTA, 0xff, 0xff }, /* IDSEL 05 - AdapterC-Slot1 (bottom) */
+ [6] = { -1, AU1500_PCI_INTC, AU1500_PCI_INTD, 0xff, 0xff }, /* IDSEL 06 - AdapterD-Slot0 (top) */
+ [7] = { -1, AU1500_PCI_INTD, AU1500_PCI_INTC, 0xff, 0xff }, /* IDSEL 07 - AdapterD-Slot1 (bottom) */
+};
+
extern int (*board_pci_idsel)(unsigned int devsel, int assert);
int mtx1_pci_idsel(unsigned int devsel, int assert);
-void board_reset(void)
+static void mtx1_reset(char *c)
{
/* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
au_writel(0x00000000, 0xAE00001C);
}
-void __init board_setup(void)
+static void mtx1_power_off(void)
{
-#ifdef CONFIG_SERIAL_8250_CONSOLE
- char *argptr;
- argptr = prom_getcmdline();
- argptr = strstr(argptr, "console=");
- if (argptr == NULL) {
- argptr = prom_getcmdline();
- strcat(argptr, " console=ttyS0,115200");
- }
-#endif
+ printk(KERN_ALERT "It's now safe to remove power\n");
+ while (1)
+ asm volatile (".set mips3 ; wait ; .set mips1");
+}
+void __init board_setup(void)
+{
alchemy_gpio2_enable();
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
@@ -86,6 +97,10 @@ void __init board_setup(void)
alchemy_gpio_direction_output(211, 1); /* green on */
alchemy_gpio_direction_output(212, 0); /* red off */
+ pm_power_off = mtx1_power_off;
+ _machine_halt = mtx1_power_off;
+ _machine_restart = mtx1_reset;
+
printk(KERN_INFO "4G Systems MTX-1 Board\n");
}
@@ -109,3 +124,15 @@ mtx1_pci_idsel(unsigned int devsel, int assert)
au_sync_udelay(1);
return 1;
}
+
+static int __init mtx1_init_irq(void)
+{
+ set_irq_type(AU1500_GPIO204_INT, IRQF_TRIGGER_HIGH);
+ set_irq_type(AU1500_GPIO201_INT, IRQF_TRIGGER_LOW);
+ set_irq_type(AU1500_GPIO202_INT, IRQF_TRIGGER_LOW);
+ set_irq_type(AU1500_GPIO203_INT, IRQF_TRIGGER_LOW);
+ set_irq_type(AU1500_GPIO205_INT, IRQF_TRIGGER_LOW);
+
+ return 0;
+}
+arch_initcall(mtx1_init_irq);