Cleanup system code and use definitions

SVN-Revision: 6760
This commit is contained in:
Florian Fainelli 2007-03-29 22:21:43 +00:00
parent ef53f5db7c
commit d1eb342ea7
3 changed files with 29 additions and 48 deletions

View File

@ -14,17 +14,12 @@
#include <asm/io.h> #include <asm/io.h>
#include <asm/time.h> #include <asm/time.h>
#include <adm5120_info.h>
#define ADM5120_SOFTRESET 0x12000004 #define ADM5120_SOFTRESET 0x12000004
#define STATUS_IE 0x00000001 #define STATUS_IE 0x00000001
#define ALLINTS (IE_IRQ0 | IE_IRQ5 | STATUS_IE) #define ALLINTS (IE_IRQ0 | IE_IRQ5 | STATUS_IE)
#define ADM5120_CODEREG 0x12000000
#define ADM5120_CPU_CLK_MASK 0x00300000
#define ADM5120_CPU_CLK_175 0x00000000
#define ADM5120_CPU_CLK_200 0x00100000
#define ADM5120_CPU_CLK_225 0x00200000
#define ADM5120_CPU_CLK_250 0x00300000
void mips_time_init(void); void mips_time_init(void);
extern unsigned int mips_counter_frequency; extern unsigned int mips_counter_frequency;
@ -47,30 +42,9 @@ void adm5120_power_off(void)
adm5120_halt(); adm5120_halt();
} }
void __init mips_time_init(void) void __init adm5120_time_init(void)
{ {
u32 clock; mips_counter_frequency = adm5120_info.cpu_speed >> 1;
clock = *(u32*)KSEG1ADDR(ADM5120_CODEREG);
switch (clock & ADM5120_CPU_CLK_MASK) {
case ADM5120_CPU_CLK_175:
mips_counter_frequency = 87500000;
printk("CPU clock: 175MHz\n");
break;
case ADM5120_CPU_CLK_200:
mips_counter_frequency = 100000000;
printk("CPU clock: 200MHz\n");
break;
case ADM5120_CPU_CLK_225:
mips_counter_frequency = 112500000;
printk("CPU clock: 225MHz\n");
break;
case ADM5120_CPU_CLK_250:
mips_counter_frequency = 125000000;
printk("CPU clock: 250MHz\n");
break;
}
} }
void __init plat_timer_setup(struct irqaction *irq) void __init plat_timer_setup(struct irqaction *irq)
@ -85,7 +59,7 @@ void __init plat_mem_setup(void)
{ {
printk(KERN_INFO "ADM5120 board setup\n"); printk(KERN_INFO "ADM5120 board setup\n");
board_time_init = mips_time_init; board_time_init = adm5120_time_init;
//board_timer_setup = mips_timer_setup; //board_timer_setup = mips_timer_setup;
_machine_restart = adm5120_restart; _machine_restart = adm5120_restart;

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@ -1,6 +1,8 @@
/* /*
* Copyright (C) ADMtek Incorporated. * Copyright (C) ADMtek Incorporated.
* Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
* Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu>
* Copyright (C) 2007 OpenWrt.org
*/ */
#include <linux/autoconf.h> #include <linux/autoconf.h>
@ -9,11 +11,13 @@
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/init.h> #include <linux/init.h>
volatile u32* pci_config_address_reg = (volatile u32*)KSEG1ADDR(0x115ffff0); #include <adm5120_defs.h>
volatile u32* pci_config_data_reg = (volatile u32*)KSEG1ADDR(0x115ffff8);
volatile u32* pci_config_address_reg = (volatile u32*)KSEG1ADDR(ADM5120_PCICFG_ADDR);
volatile u32* pci_config_data_reg = (volatile u32*)KSEG1ADDR(ADM5120_PCICFG_DATA);
#define PCI_ENABLE 0x80000000 #define PCI_ENABLE 0x80000000
static int pci_config_read(struct pci_bus *bus, unsigned int devfn, int where, static int pci_config_read(struct pci_bus *bus, unsigned int devfn, int where,
int size, uint32_t *val) int size, uint32_t *val)
{ {

View File

@ -1,6 +1,8 @@
/* /*
* Copyright (C) ADMtek Incorporated. * Copyright (C) ADMtek Incorporated.
* Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
* Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu>
* Copyright (C) 2007 OpenWrt.org
*/ */
#include <linux/autoconf.h> #include <linux/autoconf.h>
@ -9,10 +11,10 @@
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/init.h> #include <linux/init.h>
extern struct pci_ops adm5120_pci_ops; #include <adm5120_info.h>
#include <adm5120_defs.h>
#define ADM5120_CODE 0x12000000 extern struct pci_ops adm5120_pci_ops;
#define ADM5120_CODE_PQFP 0x20000000
#define PCI_CMM_IOACC_EN 0x1 #define PCI_CMM_IOACC_EN 0x1
#define PCI_CMM_MEMACC_EN 0x2 #define PCI_CMM_MEMACC_EN 0x2
@ -24,16 +26,16 @@ extern struct pci_ops adm5120_pci_ops;
struct resource pci_io_resource = { struct resource pci_io_resource = {
.name = "PCI IO space", .name = "ADM5120 PCI I/O",
.start = 0x11500000, .start = ADM5120_PCIIO_BASE,
.end = 0x115ffff0-1, .end = ADM5120_PCICFG_ADDR-1,
.flags = IORESOURCE_IO .flags = IORESOURCE_IO
}; };
struct resource pci_mem_resource = { struct resource pci_mem_resource = {
.name = "PCI memory space", .name = "ADM5120 PCI MEM",
.start = 0x11400000, .start = ADM5120_PCIMEM_BASE,
.end = 0x11500000, .end = ADM5120_PCIIO_BASE-1,
.flags = IORESOURCE_MEM .flags = IORESOURCE_MEM
}; };
@ -71,12 +73,13 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
static int __init adm5120_pci_setup(void) static int __init adm5120_pci_setup(void)
{ {
int pci_bios;
if ((*(volatile u32 *)(KSEG1ADDR(ADM5120_CODE))) & ADM5120_CODE_PQFP) { pci_bios = adm5120_has_pci();
printk("System has no PCI BIOS (ADM5120 PQFP)\n");
printk("adm5120: system has %sPCI BIOS\n", pci_bios ? "" : "no ");
if (pci_bios == 0)
return 1; return 1;
}
printk("System has PCI BIOS (ADM5120 BGA)\n");
/* Avoid ISA compat ranges. */ /* Avoid ISA compat ranges. */
PCIBIOS_MIN_IO = 0x00000000; PCIBIOS_MIN_IO = 0x00000000;
@ -84,7 +87,7 @@ static int __init adm5120_pci_setup(void)
/* Set I/O resource limits. */ /* Set I/O resource limits. */
ioport_resource.end = 0x1fffffff; ioport_resource.end = 0x1fffffff;
iomem_resource.end = 0xffffffff; iomem_resource.end = 0xffffffff;
register_pci_controller(&adm5120_controller); register_pci_controller(&adm5120_controller);
return 0; return 0;