AR7: Cleanups (closes: #2323)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8756 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Matteo Croce 2007-09-11 21:19:57 +00:00
parent c5183457fd
commit 676cd0d3fc
20 changed files with 439 additions and 475 deletions

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@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -96,7 +94,7 @@ int ar7_cpu_clock = 150000000;
EXPORT_SYMBOL(ar7_cpu_clock);
int ar7_bus_clock = 125000000;
EXPORT_SYMBOL(ar7_bus_clock);
int ar7_dsp_clock = 0;
int ar7_dsp_clock;
EXPORT_SYMBOL(ar7_dsp_clock);
static int gcd(int a, int b)
@ -212,7 +210,7 @@ static int tnetd7300_get_clock(u32 shift, struct tnetd7300_clock *clock,
return (base_clock >> (mul / 16 + 1)) / divisor;
if ((pll & (PLL_NDIV | PLL_DIV)) == (PLL_NDIV | PLL_DIV)) {
product = (mul & 1) ?
product = (mul & 1) ?
(base_clock * mul) >> 1 :
(base_clock * (mul - 1)) >> 2;
return product / divisor;
@ -261,21 +259,24 @@ static void tnetd7300_set_clock(u32 shift, struct tnetd7300_clock *clock,
static void __init tnetd7300_init_clocks(void)
{
u32 *bootcr = (u32 *)ioremap_nocache(AR7_REGS_DCL, 4);
struct tnetd7300_clocks *clocks = (struct tnetd7300_clocks *)ioremap_nocache(AR7_REGS_POWER + 0x20, sizeof(struct tnetd7300_clocks));
struct tnetd7300_clocks *clocks =
(struct tnetd7300_clocks *)
ioremap_nocache(AR7_REGS_POWER + 0x20,
sizeof(struct tnetd7300_clocks));
ar7_bus_clock = tnetd7300_get_clock(BUS_PLL_SOURCE_SHIFT,
ar7_bus_clock = tnetd7300_get_clock(BUS_PLL_SOURCE_SHIFT,
&clocks->bus, bootcr, AR7_AFE_CLOCK);
if (*bootcr & BOOT_PLL_ASYNC_MODE) {
ar7_cpu_clock = tnetd7300_get_clock(CPU_PLL_SOURCE_SHIFT,
ar7_cpu_clock = tnetd7300_get_clock(CPU_PLL_SOURCE_SHIFT,
&clocks->cpu, bootcr, AR7_AFE_CLOCK);
} else {
ar7_cpu_clock = ar7_bus_clock;
}
#if 0
/*
tnetd7300_set_clock(USB_PLL_SOURCE_SHIFT, &clocks->usb,
bootcr, 48000000);
#endif
*/
if (ar7_dsp_clock == 250000000)
tnetd7300_set_clock(DSP_PLL_SOURCE_SHIFT, &clocks->dsp,
bootcr, ar7_dsp_clock);
@ -287,7 +288,7 @@ static void __init tnetd7300_init_clocks(void)
static int tnetd7200_get_clock(int base, struct tnetd7200_clock *clock,
u32 *bootcr, u32 bus_clock)
{
int divisor = ((clock->prediv & 0x1f) + 1) *
int divisor = ((clock->prediv & 0x1f) + 1) *
((clock->postdiv & 0x1f) + 1);
if (*bootcr & BOOT_PLL_BYPASS)
@ -300,30 +301,32 @@ static int tnetd7200_get_clock(int base, struct tnetd7200_clock *clock,
static void tnetd7200_set_clock(int base, struct tnetd7200_clock *clock,
int prediv, int postdiv, int postdiv2, int mul, u32 frequency)
{
printk("Clocks: base = %d, frequency = %u, prediv = %d, postdiv = %d, postdiv2 = %d, mul = %d\n",
printk(KERN_INFO
"Clocks: base = %d, frequency = %u, prediv = %d, "
"postdiv = %d, postdiv2 = %d, mul = %d\n",
base, frequency, prediv, postdiv, postdiv2, mul);
clock->ctrl = 0;
clock->prediv = DIVISOR_ENABLE_MASK | ((prediv - 1) & 0x1F);
clock->mul = ((mul - 1) & 0xF);
for(mul = 0; mul < 2000; mul++) /* nop */;
for (mul = 0; mul < 2000; mul++) /* nop */;
while(clock->status & 0x1) /* nop */;
while (clock->status & 0x1) /* nop */;
clock->postdiv = DIVISOR_ENABLE_MASK | ((postdiv - 1) & 0x1F);
clock->cmden |= 1;
clock->cmd |= 1;
while(clock->status & 0x1) /* nop */;
while (clock->status & 0x1) /* nop */;
clock->postdiv2 = DIVISOR_ENABLE_MASK | ((postdiv2 - 1) & 0x1F);
clock->cmden |= 1;
clock->cmd |= 1;
while(clock->status & 0x1) /* nop */;
while (clock->status & 0x1) /* nop */;
clock->ctrl |= 1;
}
@ -331,7 +334,7 @@ static void tnetd7200_set_clock(int base, struct tnetd7200_clock *clock,
static int tnetd7200_get_clock_base(int clock_id, u32 *bootcr)
{
if (*bootcr & BOOT_PLL_ASYNC_MODE) {
// Async
/* Async */
switch (clock_id) {
case TNETD7200_CLOCK_ID_DSP:
return AR7_REF_CLOCK;
@ -339,9 +342,9 @@ static int tnetd7200_get_clock_base(int clock_id, u32 *bootcr)
return AR7_AFE_CLOCK;
}
} else {
// Sync
/* Sync */
if (*bootcr & BOOT_PLL_2TO1_MODE) {
// 2:1
/* 2:1 */
switch (clock_id) {
case TNETD7200_CLOCK_ID_DSP:
return AR7_REF_CLOCK;
@ -349,7 +352,7 @@ static int tnetd7200_get_clock_base(int clock_id, u32 *bootcr)
return AR7_AFE_CLOCK;
}
} else {
// 1:1
/* 1:1 */
return AR7_REF_CLOCK;
}
}
@ -359,7 +362,10 @@ static int tnetd7200_get_clock_base(int clock_id, u32 *bootcr)
static void __init tnetd7200_init_clocks(void)
{
u32 *bootcr = (u32 *)ioremap_nocache(AR7_REGS_DCL, 4);
struct tnetd7200_clocks *clocks = (struct tnetd7200_clocks *)ioremap_nocache(AR7_REGS_POWER + 0x80, sizeof(struct tnetd7200_clocks));
struct tnetd7200_clocks *clocks =
(struct tnetd7200_clocks *)
ioremap_nocache(AR7_REGS_POWER + 0x80,
sizeof(struct tnetd7200_clocks));
int cpu_base, cpu_mul, cpu_prediv, cpu_postdiv;
int dsp_base, dsp_mul, dsp_prediv, dsp_postdiv;
int usb_base, usb_mul, usb_prediv, usb_postdiv;
@ -371,79 +377,94 @@ static void __init tnetd7200_init_clocks(void)
Clocks: Async mode
Clocks: Setting DSP clock
Clocks: prediv: 1, postdiv: 1, mul: 5
Clocks: base = 25000000, frequency = 125000000, prediv = 1, postdiv = 2, postdiv2 = 1, mul = 10
Clocks: base = 25000000, frequency = 125000000, prediv = 1,
postdiv = 2, postdiv2 = 1, mul = 10
Clocks: Setting CPU clock
Adjusted requested frequency 211000000 to 211968000
Clocks: prediv: 1, postdiv: 1, mul: 6
Clocks: base = 35328000, frequency = 211968000, prediv = 1, postdiv = 1, postdiv2 = -1, mul = 6
Clocks: base = 35328000, frequency = 211968000, prediv = 1,
postdiv = 1, postdiv2 = -1, mul = 6
Clocks: Setting USB clock
Adjusted requested frequency 48000000 to 48076920
Clocks: prediv: 13, postdiv: 1, mul: 5
Clocks: base = 125000000, frequency = 48000000, prediv = 13, postdiv = 1, postdiv2 = -1, mul = 5
Clocks: base = 125000000, frequency = 48000000, prediv = 13,
postdiv = 1, postdiv2 = -1, mul = 5
DSL didn't work if you didn't set the postdiv 2:1 postdiv2 combination, driver hung on startup.
Haven't tested this on a synchronous board, neither do i know what to do with ar7_dsp_clock
DSL didn't work if you didn't set the postdiv 2:1 postdiv2 combination,
driver hung on startup.
Haven't tested this on a synchronous board,
neither do i know what to do with ar7_dsp_clock
*/
cpu_base = tnetd7200_get_clock_base(TNETD7200_CLOCK_ID_CPU, bootcr);
dsp_base = tnetd7200_get_clock_base(TNETD7200_CLOCK_ID_DSP, bootcr);
if (*bootcr & BOOT_PLL_ASYNC_MODE) {
printk("Clocks: Async mode\n");
printk(KERN_INFO "Clocks: Async mode\n");
printk("Clocks: Setting DSP clock\n");
calculate(dsp_base, TNETD7200_DEF_DSP_CLK, &dsp_prediv, &dsp_postdiv, &dsp_mul);
ar7_bus_clock = ((dsp_base / dsp_prediv) * dsp_mul) / dsp_postdiv;
tnetd7200_set_clock(dsp_base, &clocks->dsp,
dsp_prediv, dsp_postdiv * 2, dsp_postdiv, dsp_mul * 2,
printk(KERN_INFO "Clocks: Setting DSP clock\n");
calculate(dsp_base, TNETD7200_DEF_DSP_CLK,
&dsp_prediv, &dsp_postdiv, &dsp_mul);
ar7_bus_clock =
((dsp_base / dsp_prediv) * dsp_mul) / dsp_postdiv;
tnetd7200_set_clock(dsp_base, &clocks->dsp,
dsp_prediv, dsp_postdiv * 2, dsp_postdiv, dsp_mul * 2,
ar7_bus_clock);
printk("Clocks: Setting CPU clock\n");
calculate(cpu_base, TNETD7200_DEF_CPU_CLK, &cpu_prediv, &cpu_postdiv, &cpu_mul);
ar7_cpu_clock = ((cpu_base / cpu_prediv) * cpu_mul) / cpu_postdiv;
tnetd7200_set_clock(cpu_base, &clocks->cpu,
cpu_prediv, cpu_postdiv, -1, cpu_mul,
printk(KERN_INFO "Clocks: Setting CPU clock\n");
calculate(cpu_base, TNETD7200_DEF_CPU_CLK, &cpu_prediv,
&cpu_postdiv, &cpu_mul);
ar7_cpu_clock =
((cpu_base / cpu_prediv) * cpu_mul) / cpu_postdiv;
tnetd7200_set_clock(cpu_base, &clocks->cpu,
cpu_prediv, cpu_postdiv, -1, cpu_mul,
ar7_cpu_clock);
} else {
if (*bootcr & BOOT_PLL_2TO1_MODE) {
printk("Clocks: Sync 2:1 mode\n");
printk(KERN_INFO "Clocks: Sync 2:1 mode\n");
printk("Clocks: Setting CPU clock\n");
calculate(cpu_base, TNETD7200_DEF_CPU_CLK, &cpu_prediv, &cpu_postdiv, &cpu_mul);
ar7_cpu_clock = ((cpu_base / cpu_prediv) * cpu_mul) / cpu_postdiv;
tnetd7200_set_clock(cpu_base, &clocks->cpu,
cpu_prediv, cpu_postdiv, -1, cpu_mul,
printk(KERN_INFO "Clocks: Setting CPU clock\n");
calculate(cpu_base, TNETD7200_DEF_CPU_CLK, &cpu_prediv,
&cpu_postdiv, &cpu_mul);
ar7_cpu_clock = ((cpu_base / cpu_prediv) * cpu_mul)
/ cpu_postdiv;
tnetd7200_set_clock(cpu_base, &clocks->cpu,
cpu_prediv, cpu_postdiv, -1, cpu_mul,
ar7_cpu_clock);
printk("Clocks: Setting DSP clock\n");
calculate(dsp_base, TNETD7200_DEF_DSP_CLK, &dsp_prediv, &dsp_postdiv, &dsp_mul);
printk(KERN_INFO "Clocks: Setting DSP clock\n");
calculate(dsp_base, TNETD7200_DEF_DSP_CLK, &dsp_prediv,
&dsp_postdiv, &dsp_mul);
ar7_bus_clock = ar7_cpu_clock / 2;
tnetd7200_set_clock(dsp_base, &clocks->dsp,
dsp_prediv, dsp_postdiv * 2, dsp_postdiv, dsp_mul * 2,
ar7_bus_clock);
tnetd7200_set_clock(dsp_base, &clocks->dsp,
dsp_prediv, dsp_postdiv * 2, dsp_postdiv,
dsp_mul * 2, ar7_bus_clock);
} else {
printk("Clocks: Sync 1:1 mode\n");
printk(KERN_INFO "Clocks: Sync 1:1 mode\n");
printk("Clocks: Setting DSP clock\n");
calculate(dsp_base, TNETD7200_DEF_CPU_CLK, &dsp_prediv, &dsp_postdiv, &dsp_mul);
ar7_bus_clock = ((dsp_base / dsp_prediv) * dsp_mul) / dsp_postdiv;
tnetd7200_set_clock(dsp_base, &clocks->dsp,
dsp_prediv, dsp_postdiv * 2, dsp_postdiv, dsp_mul * 2,
ar7_bus_clock);
printk(KERN_INFO "Clocks: Setting DSP clock\n");
calculate(dsp_base, TNETD7200_DEF_CPU_CLK, &dsp_prediv,
&dsp_postdiv, &dsp_mul);
ar7_bus_clock = ((dsp_base / dsp_prediv) * dsp_mul)
/ dsp_postdiv;
tnetd7200_set_clock(dsp_base, &clocks->dsp,
dsp_prediv, dsp_postdiv * 2, dsp_postdiv,
dsp_mul * 2, ar7_bus_clock);
ar7_cpu_clock = ar7_bus_clock;
}
}
printk("Clocks: Setting USB clock\n");
printk(KERN_INFO "Clocks: Setting USB clock\n");
usb_base = ar7_bus_clock;
calculate(usb_base, TNETD7200_DEF_USB_CLK, &usb_prediv, &usb_postdiv, &usb_mul);
tnetd7200_set_clock(usb_base, &clocks->usb,
usb_prediv, usb_postdiv, -1, usb_mul,
calculate(usb_base, TNETD7200_DEF_USB_CLK, &usb_prediv,
&usb_postdiv, &usb_mul);
tnetd7200_set_clock(usb_base, &clocks->usb,
usb_prediv, usb_postdiv, -1, usb_mul,
TNETD7200_DEF_USB_CLK);
#warning FIXME: ????! Hrmm
#warning FIXME
ar7_dsp_clock = ar7_cpu_clock;
iounmap(clocks);

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@ -1,6 +1,4 @@
/*
* $Id$
*
* Copyright (C) 2007 OpenWrt.org
*
* This program is free software; you can redistribute it and/or modify

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@ -1,6 +1,4 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
* This program is free software; you can redistribute it and/or modify
@ -25,23 +23,23 @@
#include <asm/mipsregs.h>
#include <asm/ar7/ar7.h>
#define EXCEPT_OFFSET 0x80
#define PACE_OFFSET 0xA0
#define CHNLS_OFFSET 0x200
#define EXCEPT_OFFSET 0x80
#define PACE_OFFSET 0xA0
#define CHNLS_OFFSET 0x200
#define REG_OFFSET(irq, reg) ((irq) / 32 * 0x4 + reg * 0x10)
#define SEC_REG_OFFSET(reg) (EXCEPT_OFFSET + reg * 0x8)
#define SEC_SR_OFFSET (SEC_REG_OFFSET(0)) /* 0x80 */
#define CR_OFFSET(irq) (REG_OFFSET(irq, 1)) /* 0x10 */
#define SEC_CR_OFFSET (SEC_REG_OFFSET(1)) /* 0x88 */
#define ESR_OFFSET(irq) (REG_OFFSET(irq, 2)) /* 0x20 */
#define SEC_ESR_OFFSET (SEC_REG_OFFSET(2)) /* 0x90 */
#define ECR_OFFSET(irq) (REG_OFFSET(irq, 3)) /* 0x30 */
#define SEC_ECR_OFFSET (SEC_REG_OFFSET(3)) /* 0x98 */
#define PIR_OFFSET (0x40)
#define MSR_OFFSET (0x44)
#define PM_OFFSET(irq) (REG_OFFSET(irq, 5)) /* 0x50 */
#define TM_OFFSET(irq) (REG_OFFSET(irq, 6)) /* 0x60 */
#define REG_OFFSET(irq, reg) ((irq) / 32 * 0x4 + reg * 0x10)
#define SEC_REG_OFFSET(reg) (EXCEPT_OFFSET + reg * 0x8)
#define SEC_SR_OFFSET (SEC_REG_OFFSET(0)) /* 0x80 */
#define CR_OFFSET(irq) (REG_OFFSET(irq, 1)) /* 0x10 */
#define SEC_CR_OFFSET (SEC_REG_OFFSET(1)) /* 0x88 */
#define ESR_OFFSET(irq) (REG_OFFSET(irq, 2)) /* 0x20 */
#define SEC_ESR_OFFSET (SEC_REG_OFFSET(2)) /* 0x90 */
#define ECR_OFFSET(irq) (REG_OFFSET(irq, 3)) /* 0x30 */
#define SEC_ECR_OFFSET (SEC_REG_OFFSET(3)) /* 0x98 */
#define PIR_OFFSET (0x40)
#define MSR_OFFSET (0x44)
#define PM_OFFSET(irq) (REG_OFFSET(irq, 5)) /* 0x50 */
#define TM_OFFSET(irq) (REG_OFFSET(irq, 6)) /* 0x60 */
#define REG(addr) ((u32 *)(KSEG1ADDR(AR7_REGS_IRQ) + addr))
@ -73,6 +71,7 @@ static struct irq_chip ar7_sec_irq_type = {
static struct irqaction ar7_cascade_action = {
.handler = no_action,
.name = "AR7 cascade interrupt"
};

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@ -1,24 +1,22 @@
/*
* $Id$
*
* Copyright (C) 2007 OpenWrt.org
*
*
* Based on arch/mips/mm/init.c
* Copyright (C) 1994 - 2000 Ralf Baechle
* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
* Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
* Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

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@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -28,8 +26,9 @@
#include <linux/serial.h>
#include <linux/serial_8250.h>
#include <linux/ioport.h>
#include <linux/io.h>
#include <asm/addrspace.h>
#include <asm/io.h>
#include <asm/ar7/ar7.h>
#include <asm/ar7/gpio.h>
#include <asm/ar7/prom.h>
@ -91,7 +90,7 @@ static struct resource physmap_flash_resource = {
.flags = IORESOURCE_MEM,
.start = 0x10000000,
.end = 0x107fffff,
};
};
static struct resource cpmac_low_res[] = {
{
@ -253,8 +252,7 @@ static struct platform_device vlynq_high = {
*/
#if !defined(CONFIG_SERIAL_8250)
static struct plat_serial8250_port uart0_data =
{
static struct plat_serial8250_port uart0_data = {
.mapbase = AR7_REGS_UART0,
.irq = AR7_IRQ_UART0,
.regshift = 2,
@ -262,8 +260,7 @@ static struct plat_serial8250_port uart0_data =
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
};
static struct plat_serial8250_port uart1_data =
{
static struct plat_serial8250_port uart1_data = {
.mapbase = UR8_REGS_UART1,
.irq = AR7_IRQ_UART1,
.regshift = 2,
@ -346,7 +343,7 @@ static int __init ar7_register_devices(void)
return res;
// Only TNETD73xx have a second serial port
/* Only TNETD73xx have a second serial port */
if (ar7_has_second_uart()) {
uart_port[1].type = PORT_AR7;
uart_port[1].line = 1;
@ -361,21 +358,20 @@ static int __init ar7_register_devices(void)
return res;
}
#else // !CONFIG_SERIAL_8250
#else /* !CONFIG_SERIAL_8250 */
uart_data[0].uartclk = ar7_bus_freq() / 2;
uart_data[1].uartclk = uart_data[0].uartclk;
// Only TNETD73xx have a second serial port
if (ar7_has_second_uart()) {
/* Only TNETD73xx have a second serial port */
if (ar7_has_second_uart())
uart.dev.platform_data = uart_data;
}
res = platform_device_register(&uart);
if (res)
return res;
#endif // CONFIG_SERIAL_8250
#endif /* CONFIG_SERIAL_8250 */
res = platform_device_register(&physmap_flash);
if (res)

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@ -1,8 +1,6 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* Carsten Langgaard, carstenl@mips.com
* Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
*
@ -27,9 +25,8 @@
#include <linux/spinlock.h>
#include <linux/module.h>
#include <linux/string.h>
#include <asm/io.h>
#include <linux/io.h>
#include <asm/bootinfo.h>
#include <asm/mips-boards/prom.h>
#include <asm/gdb-stub.h>
#include <asm/ar7/ar7.h>
@ -44,7 +41,7 @@ struct env_var {
static struct env_var adam2_env[MAX_ENTRY] = { { 0, }, };
char * prom_getenv(char *name)
char *prom_getenv(char *name)
{
int i;
for (i = 0; (i < MAX_ENTRY) && adam2_env[i].name; i++)
@ -53,6 +50,7 @@ char * prom_getenv(char *name)
return NULL;
}
EXPORT_SYMBOL(prom_getenv);
char * __init prom_getcmdline(void)
{
@ -67,8 +65,8 @@ static void __init ar7_init_cmdline(int argc, char *argv[])
actr = 1; /* Always ignore argv[0] */
cp = &(arcs_cmdline[0]);
while(actr < argc) {
strcpy(cp, argv[actr]);
while (actr < argc) {
strcpy(cp, argv[actr]);
cp += strlen(argv[actr]);
*cp++ = ' ';
actr++;
@ -119,23 +117,23 @@ static struct psp_var_map_entry psp_var_map[] = {
Well-known variable (num is looked up in table above for matching variable name)
Example: cpufrequency=211968000
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+
| 01 |CTRL|CHECKSUM | 01 | _2 | _1 | _1 | _9 | _6 | _8 | _0 | _0 | _0 | \0 | FF |
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
| 01 |CTRL|CHECKSUM | 01 | _2 | _1 | _1 | _9 | _6 | _8 | _0 | _0 | _0 | \0 | FF
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
Name=Value pair in a single chunk
Example: NAME=VALUE
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+
| 00 |CTRL|CHECKSUM | 01 | _N | _A | _M | _E | _0 | _V | _A | _L | _U | _E | \0 |
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
| 00 |CTRL|CHECKSUM | 01 | _N | _A | _M | _E | _0 | _V | _A | _L | _U | _E | \0
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
Name=Value pair in 2 chunks (len is the number of chunks)
Example: bootloaderVersion=1.3.7.15
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+
| 00 |CTRL|CHECKSUM | 02 | _b | _o | _o | _t | _l | _o | _a | _d | _e | _r | _V |
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+
| _e | _r | _s | _i | _o | _n | \0 | _1 | _. | _3 | _. | _7 | _. | _1 | _5 | \0 |
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
| 00 |CTRL|CHECKSUM | 02 | _b | _o | _o | _t | _l | _o | _a | _d | _e | _r | _V
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
| _e | _r | _s | _i | _o | _n | \0 | _1 | _. | _3 | _. | _7 | _. | _1 | _5 | \0
+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
Data is padded with 0xFF
@ -152,7 +150,7 @@ static char * __init lookup_psp_var_map(u8 num)
for (i = 0; i < sizeof(psp_var_map); i++)
if (psp_var_map[i].num == num)
return psp_var_map[i].value;
return NULL;
}
@ -204,7 +202,7 @@ static void __init ar7_init_env(struct env_var *env)
struct psbl_rec *psbl = (struct psbl_rec *)(KSEG1ADDR(0x14000300));
void *psp_env = (void *)KSEG1ADDR(psbl->env_base);
if(strcmp(psp_env, psp_env_version) == 0) {
if (strcmp(psp_env, psp_env_version) == 0) {
parse_psp_env(psp_env);
} else {
for (i = 0; i < MAX_ENTRY; i++, env++)
@ -289,20 +287,20 @@ int prom_putchar(char c)
return 1;
}
// from adm5120/prom.c
/* from adm5120/prom.c */
void prom_printf(char *fmt, ...)
{
va_list args;
int l;
char *p, *buf_end;
char buf[1024];
va_start(args, fmt);
l = vsprintf(buf, fmt, args); /* hopefully i < sizeof(buf) */
va_end(args);
buf_end = buf + l;
for (p = buf; p < buf_end; p++) {
/* Crude cr/nl handling is better than none */
if (*p == '\n')
@ -319,8 +317,6 @@ int putDebugChar(char c)
char getDebugChar(void)
{
return prom_getchar();
return prom_getchar();
}
#endif
EXPORT_SYMBOL(prom_getenv);

View File

@ -1,6 +1,4 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
* Carsten Langgaard, carstenl@mips.com
@ -102,7 +100,8 @@ void __init plat_mem_setup(void)
iomem_resource.start = 0;
iomem_resource.end = ~0;
printk("%s, ID: 0x%04x, Revision: 0x%02x\n", get_system_type(),
printk(KERN_INFO "%s, ID: 0x%04x, Revision: 0x%02x\n",
get_system_type(),
ar7_chip_id(), ar7_chip_rev());
}

View File

@ -1,8 +1,6 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* Carsten Langgaard, carstenl@mips.com
* Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
*
@ -22,30 +20,7 @@
* Setting up the clock on the MIPS boards.
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/kernel_stat.h>
#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/time.h>
#include <linux/timex.h>
#include <linux/mc146818rtc.h>
#include <asm/mipsregs.h>
#include <asm/ptrace.h>
#include <asm/hardirq.h>
#include <asm/irq.h>
#include <asm/div64.h>
#include <asm/cpu.h>
#include <asm/time.h>
#include <asm/mc146818-time.h>
#include <asm/msc01_ic.h>
#include <asm/mips-boards/generic.h>
#include <asm/mips-boards/prom.h>
#include <asm/mips-boards/maltaint.h>
#include <asm/mc146818-time.h>
#include <asm/ar7/ar7.h>
void __init ar7_time_init(void)

View File

@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

View File

@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -30,8 +28,9 @@
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include <linux/io.h>
#include <asm/addrspace.h>
#include <asm/io.h>
#include <asm/ar7/ar7.h>
#include <asm/ar7/vlynq.h>
@ -81,10 +80,13 @@ struct vlynq_regs {
static void vlynq_dump_regs(struct vlynq_device *dev)
{
int i;
printk("VLYNQ local=%p remote=%p\n", dev->local, dev->remote);
printk(KERN_DEBUG "VLYNQ local=%p remote=%p\n",
dev->local, dev->remote);
for (i = 0; i < 32; i++) {
printk("VLYNQ: local %d: %08x\n", i + 1, ((u32 *)dev->local)[i]);
printk("VLYNQ: remote %d: %08x\n", i + 1, ((u32 *)dev->remote)[i]);
printk(KERN_DEBUG "VLYNQ: local %d: %08x\n",
i + 1, ((u32 *)dev->local)[i]);
printk(KERN_DEBUG "VLYNQ: remote %d: %08x\n",
i + 1, ((u32 *)dev->remote)[i]);
}
}
@ -92,10 +94,10 @@ static void vlynq_dump_mem(u32 *base, int count)
{
int i;
for (i = 0; i < (count + 3) / 4; i++) {
if (i % 4 == 0) printk("\nMEM[0x%04x]:", i * 4);
printk(" 0x%08x", *(base + i));
if (i % 4 == 0) printk(KERN_DEBUG "\nMEM[0x%04x]:", i * 4);
printk(KERN_DEBUG " 0x%08x", *(base + i));
}
printk("\n");
printk(KERN_DEBUG "\n");
}
#endif
@ -212,8 +214,9 @@ static int vlynq_setup_irq(struct vlynq_device *dev)
int i;
if (dev->local_irq == dev->remote_irq) {
printk("%s: local vlynq irq should be different from remote\n",
dev->dev.bus_id);
printk(KERN_WARNING
"%s: local vlynq irq should be different from remote\n",
dev->dev.bus_id);
return -EINVAL;
}
@ -239,7 +242,7 @@ static int vlynq_setup_irq(struct vlynq_device *dev)
}
if (request_irq(dev->irq, vlynq_irq, SA_SHIRQ, "vlynq", dev)) {
printk("%s: request_irq failed\n", dev->dev.bus_id);
printk(KERN_ERR "%s: request_irq failed\n", dev->dev.bus_id);
return -EAGAIN;
}
@ -363,7 +366,7 @@ void vlynq_set_remote_mapping(struct vlynq_device *dev, u32 tx_offset,
int vlynq_virq_to_irq(struct vlynq_device *dev, int virq)
{
if ((virq < 0) || (virq >= PER_DEVICE_IRQS))
if ((virq < 0) || (virq >= PER_DEVICE_IRQS))
return -EINVAL;
if ((virq == dev->local_irq) || (virq == dev->remote_irq))
@ -374,7 +377,7 @@ int vlynq_virq_to_irq(struct vlynq_device *dev, int virq)
int vlynq_irq_to_virq(struct vlynq_device *dev, int irq)
{
if ((irq < dev->irq_start) || (irq >= dev->irq_start + PER_DEVICE_IRQS))
if ((irq < dev->irq_start) || (irq >= dev->irq_start + PER_DEVICE_IRQS))
return -EINVAL;
return irq - dev->irq_start;
@ -382,7 +385,7 @@ int vlynq_irq_to_virq(struct vlynq_device *dev, int irq)
int vlynq_set_local_irq(struct vlynq_device *dev, int virq)
{
if ((virq < 0) || (virq >= PER_DEVICE_IRQS))
if ((virq < 0) || (virq >= PER_DEVICE_IRQS))
return -EINVAL;
if (virq == dev->remote_irq)
@ -395,7 +398,7 @@ int vlynq_set_local_irq(struct vlynq_device *dev, int virq)
int vlynq_set_remote_irq(struct vlynq_device *dev, int virq)
{
if ((virq < 0) || (virq >= PER_DEVICE_IRQS))
if ((virq < 0) || (virq >= PER_DEVICE_IRQS))
return -EINVAL;
if (virq == dev->local_irq)
@ -450,14 +453,16 @@ static int vlynq_probe(struct platform_device *pdev)
len = regs_res->end - regs_res->start;
if (!request_mem_region(regs_res->start, len, dev->dev.bus_id)) {
printk("%s: Can't request vlynq registers\n", dev->dev.bus_id);
printk(KERN_ERR "%s: Can't request vlynq registers\n",
dev->dev.bus_id);
result = -ENXIO;
goto fail_request;
}
dev->local = ioremap_nocache(regs_res->start, len);
if (!dev->local) {
printk("%s: Can't remap vlynq registers\n", dev->dev.bus_id);
printk(KERN_ERR "%s: Can't remap vlynq registers\n",
dev->dev.bus_id);
result = -ENXIO;
goto fail_remap;
}
@ -474,7 +479,7 @@ static int vlynq_probe(struct platform_device *pdev)
goto fail_register;
platform_set_drvdata(pdev, dev);
printk("%s: regs 0x%p, irq %d, mem 0x%p\n",
printk(KERN_INFO "%s: regs 0x%p, irq %d, mem 0x%p\n",
dev->dev.bus_id, (void *)dev->regs_start, dev->irq,
(void *)dev->mem_start);

View File

@ -25,9 +25,8 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <asm/uaccess.h>
#include <asm/io.h>
#include <linux/uaccess.h>
#include <linux/io.h>
#include <linux/types.h>
#include <linux/cdev.h>
#include <gpio.h>
@ -39,7 +38,7 @@ MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>");
MODULE_DESCRIPTION(LONGNAME);
MODULE_LICENSE("GPL");
static int ar7_gpio_major = 0;
static int ar7_gpio_major;
static ssize_t ar7_gpio_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos)
@ -84,8 +83,8 @@ static ssize_t ar7_gpio_write(struct file *file, const char __user *buf,
return len;
}
static ssize_t ar7_gpio_read(struct file *file, char __user * buf,
size_t len, loff_t * ppos)
static ssize_t ar7_gpio_read(struct file *file, char __user *buf,
size_t len, loff_t *ppos)
{
int pin = iminor(file->f_dentry->d_inode);
int value;

View File

@ -33,11 +33,10 @@
#include <linux/reboot.h>
#include <linux/fs.h>
#include <linux/ioport.h>
#include <linux/io.h>
#include <linux/uaccess.h>
#include <asm/addrspace.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/ar7/ar7.h>
#define DRVNAME "ar7_wdt"
@ -56,7 +55,7 @@ static int nowayout = WATCHDOG_NOWAYOUT;
module_param(nowayout, int, 0);
MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close");
typedef struct {
struct ar7_wdt {
u32 kick_lock;
u32 kick;
u32 change_lock;
@ -65,7 +64,7 @@ typedef struct {
u32 disable;
u32 prescale_lock;
u32 prescale;
} ar7_wdt_t;
};
static struct semaphore open_semaphore;
static unsigned expect_close;
@ -73,15 +72,14 @@ static unsigned expect_close;
/* XXX currently fixed, allows max margin ~68.72 secs */
#define prescale_value 0xffff
// Offset of the WDT registers
/* Offset of the WDT registers */
static unsigned long ar7_regs_wdt;
// Pointer to the remapped WDT IO space
static ar7_wdt_t *ar7_wdt;
/* Pointer to the remapped WDT IO space */
static struct ar7_wdt *ar7_wdt;
static void ar7_wdt_get_regs(void)
{
u16 chip_id = ar7_chip_id();
switch (chip_id)
{
switch (chip_id) {
case AR7_CHIP_7100:
case AR7_CHIP_7200:
ar7_regs_wdt = AR7_REGS_WDT;
@ -92,6 +90,7 @@ static void ar7_wdt_get_regs(void)
}
}
static void ar7_wdt_kick(u32 value)
{
ar7_wdt->kick_lock = 0x5555;
@ -188,7 +187,9 @@ static int ar7_wdt_open(struct inode *inode, struct file *file)
static int ar7_wdt_release(struct inode *inode, struct file *file)
{
if (!expect_close) {
printk(KERN_WARNING DRVNAME ": watchdog device closed unexpectedly, will not disable the watchdog timer\n");
printk(KERN_WARNING DRVNAME
": watchdog device closed unexpectedly,"
"will not disable the watchdog timer\n");
} else if (!nowayout) {
ar7_wdt_disable_wdt();
}
@ -197,8 +198,8 @@ static int ar7_wdt_release(struct inode *inode, struct file *file)
return 0;
}
static int ar7_wdt_notify_sys(struct notifier_block *this,
unsigned long code, void *unused)
static int ar7_wdt_notify_sys(struct notifier_block *this,
unsigned long code, void *unused)
{
if (code == SYS_HALT || code == SYS_POWER_OFF)
if (!nowayout)
@ -207,13 +208,12 @@ static int ar7_wdt_notify_sys(struct notifier_block *this,
return NOTIFY_DONE;
}
static struct notifier_block ar7_wdt_notifier =
{
static struct notifier_block ar7_wdt_notifier = {
.notifier_call = ar7_wdt_notify_sys
};
static ssize_t ar7_wdt_write(struct file *file, const char *data,
size_t len, loff_t *ppos)
static ssize_t ar7_wdt_write(struct file *file, const char *data,
size_t len, loff_t *ppos)
{
if (ppos != &file->f_pos)
return -ESPIPE;
@ -237,19 +237,21 @@ static ssize_t ar7_wdt_write(struct file *file, const char *data,
return len;
}
static int ar7_wdt_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
static int ar7_wdt_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
static struct watchdog_info ident = {
.identity = LONGNAME,
.firmware_version = 1,
.firmware_version = 1,
.options = (WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING),
};
int new_margin;
switch (cmd) {
default:
return -ENOTTY;
case WDIOC_GETSUPPORT:
if(copy_to_user((struct watchdog_info *)arg, &ident,
if (copy_to_user((struct watchdog_info *)arg, &ident,
sizeof(ident)))
return -EFAULT;
return 0;
@ -274,8 +276,6 @@ static int ar7_wdt_ioctl(struct inode *inode, struct file *file,
if (put_user(margin, (int *)arg))
return -EFAULT;
return 0;
default:
return -ENOTTY;
}
}
@ -297,14 +297,16 @@ static int __init ar7_wdt_init(void)
{
int rc;
ar7_wdt_get_regs();
ar7_wdt_get_regs();
if (!request_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t), LONGNAME)) {
if (!request_mem_region(ar7_regs_wdt, sizeof(struct ar7_wdt),
LONGNAME)) {
printk(KERN_WARNING DRVNAME ": watchdog I/O region busy\n");
return -EBUSY;
}
ar7_wdt = (ar7_wdt_t *)ioremap(ar7_regs_wdt, sizeof(ar7_wdt_t));
ar7_wdt = (struct ar7_wdt *)
ioremap(ar7_regs_wdt, sizeof(struct ar7_wdt));
ar7_wdt_disable_wdt();
ar7_wdt_prescale(prescale_value);
@ -320,7 +322,8 @@ static int __init ar7_wdt_init(void)
rc = register_reboot_notifier(&ar7_wdt_notifier);
if (rc) {
printk(KERN_ERR DRVNAME ": unable to register reboot notifier\n");
printk(KERN_ERR DRVNAME
": unable to register reboot notifier\n");
goto out_register;
}
goto out;
@ -328,7 +331,7 @@ static int __init ar7_wdt_init(void)
out_register:
misc_deregister(&ar7_wdt_miscdev);
out_alloc:
release_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t));
release_mem_region(ar7_regs_wdt, sizeof(struct ar7_wdt));
out:
return rc;
}
@ -338,7 +341,7 @@ static void __exit ar7_wdt_cleanup(void)
unregister_reboot_notifier(&ar7_wdt_notifier);
misc_deregister(&ar7_wdt_miscdev);
iounmap(ar7_wdt);
release_mem_region(ar7_regs_wdt, sizeof(ar7_wdt_t));
release_mem_region(ar7_regs_wdt, sizeof(struct ar7_wdt));
}
module_init(ar7_wdt_init);

View File

@ -24,7 +24,7 @@
#include <linux/platform_device.h>
#include <linux/leds.h>
#include <linux/err.h>
#include <asm/io.h>
#include <linux/io.h>
#include <gpio.h>
#define DRVNAME "ar7-leds"
@ -35,7 +35,7 @@ MODULE_AUTHOR("Nicolas Thill <nico@openwrt.org>");
MODULE_DESCRIPTION(LONGNAME);
MODULE_LICENSE("GPL");
static void ar7_status_led_set(struct led_classdev *pled,
static void ar7_status_led_set(struct led_classdev *pled,
enum led_brightness value)
{
gpio_set_value(AR7_GPIO_BIT_STATUS_LED, value ? 0 : 1);
@ -69,7 +69,7 @@ static int ar7_leds_probe(struct platform_device *pdev)
int rc;
rc = led_classdev_register(&pdev->dev, &ar7_status_led);
if (rc < 0 )
if (rc < 0)
goto out;
ar7_gpio_enable(AR7_GPIO_BIT_STATUS_LED);

View File

@ -36,8 +36,8 @@ struct ar7_bin_rec {
static struct mtd_partition ar7_parts[5];
static int create_mtd_partitions(struct mtd_info *master,
struct mtd_partition **pparts,
static int create_mtd_partitions(struct mtd_info *master,
struct mtd_partition **pparts,
unsigned long origin)
{
struct ar7_bin_rec header;
@ -61,7 +61,8 @@ static int create_mtd_partitions(struct mtd_info *master,
do {
offset = pre_size;
master->read(master, offset, sizeof(header), &len, (u_char *)&header);
master->read(master, offset,
sizeof(header), &len, (u_char *)&header);
if (!strncmp((char *)&header, "TIENV0.8", 8))
ar7_parts[1].offset = pre_size;
if (header.checksum == 0xfeedfa42)
@ -83,7 +84,7 @@ static int create_mtd_partitions(struct mtd_info *master,
while (header.length) {
offset += sizeof(header) + header.length;
master->read(master, offset, sizeof(header),
&len, (u_char *)&header);
&len, (u_char *)&header);
}
root_offset = offset + sizeof(header) + 4;
break;
@ -91,7 +92,7 @@ static int create_mtd_partitions(struct mtd_info *master,
while (header.length) {
offset += sizeof(header) + header.length;
master->read(master, offset, sizeof(header),
&len, (u_char *)&header);
&len, (u_char *)&header);
}
root_offset = offset + sizeof(header) + 4 + 0xff;
root_offset &= ~(u32)0xff;
@ -101,7 +102,8 @@ static int create_mtd_partitions(struct mtd_info *master,
break;
}
master->read(master, root_offset, sizeof(header), &len, (u_char *)&header);
master->read(master, root_offset,
sizeof(header), &len, (u_char *)&header);
if (header.checksum != SQUASHFS_MAGIC) {
root_offset += master->erasesize - 1;
root_offset &= ~(master->erasesize - 1);

View File

@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -23,7 +21,7 @@
#include <linux/moduleparam.h>
#include <linux/sched.h>
#include <linux/kernel.h> /* printk() */
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/types.h>
@ -45,7 +43,7 @@ MODULE_DESCRIPTION("TI AR7 ethernet driver (CPMAC)");
MODULE_LICENSE("GPL");
static int rx_ring_size = 64;
static int disable_napi = 0;
static int disable_napi;
module_param(rx_ring_size, int, 64);
module_param(disable_napi, int, 0);
MODULE_PARM_DESC(rx_ring_size, "Size of rx ring (in skbs)");
@ -53,40 +51,40 @@ MODULE_PARM_DESC(disable_napi, "Disable NAPI polling");
/* Register definitions */
struct cpmac_control_regs {
volatile u32 revision;
volatile u32 control;
volatile u32 teardown;
volatile u32 unused;
u32 revision;
u32 control;
u32 teardown;
u32 unused;
} __attribute__ ((packed));
struct cpmac_int_regs {
volatile u32 stat_raw;
volatile u32 stat_masked;
volatile u32 enable;
volatile u32 clear;
u32 stat_raw;
u32 stat_masked;
u32 enable;
u32 clear;
} __attribute__ ((packed));
struct cpmac_stats {
volatile u32 good;
volatile u32 bcast;
volatile u32 mcast;
volatile u32 pause;
volatile u32 crc_error;
volatile u32 align_error;
volatile u32 oversized;
volatile u32 jabber;
volatile u32 undersized;
volatile u32 fragment;
volatile u32 filtered;
volatile u32 qos_filtered;
volatile u32 octets;
u32 good;
u32 bcast;
u32 mcast;
u32 pause;
u32 crc_error;
u32 align_error;
u32 oversized;
u32 jabber;
u32 undersized;
u32 fragment;
u32 filtered;
u32 qos_filtered;
u32 octets;
} __attribute__ ((packed));
struct cpmac_regs {
struct cpmac_control_regs tx_ctrl;
struct cpmac_control_regs rx_ctrl;
volatile u32 unused1[56];
volatile u32 mbp;
u32 unused1[56];
u32 mbp;
/* MBP bits */
#define MBP_RXPASSCRC 0x40000000
#define MBP_RXQOS 0x20000000
@ -100,15 +98,15 @@ struct cpmac_regs {
#define MBP_BCASTCHAN(chan) (((chan) & 0x7) << 8)
#define MBP_RXMCAST 0x00000020
#define MBP_MCASTCHAN(chan) ((chan) & 0x7)
volatile u32 unicast_enable;
volatile u32 unicast_clear;
volatile u32 max_len;
volatile u32 buffer_offset;
volatile u32 filter_flow_threshold;
volatile u32 unused2[2];
volatile u32 flow_thre[8];
volatile u32 free_buffer[8];
volatile u32 mac_control;
u32 unicast_enable;
u32 unicast_clear;
u32 max_len;
u32 buffer_offset;
u32 filter_flow_threshold;
u32 unused2[2];
u32 flow_thre[8];
u32 free_buffer[8];
u32 mac_control;
#define MAC_TXPTYPE 0x00000200
#define MAC_TXPACE 0x00000040
#define MAC_MII 0x00000020
@ -117,48 +115,48 @@ struct cpmac_regs {
#define MAC_MTEST 0x00000004
#define MAC_LOOPBACK 0x00000002
#define MAC_FDX 0x00000001
volatile u32 mac_status;
u32 mac_status;
#define MACST_QOS 0x4
#define MACST_RXFLOW 0x2
#define MACST_TXFLOW 0x1
volatile u32 emc_control;
volatile u32 unused3;
u32 emc_control;
u32 unused3;
struct cpmac_int_regs tx_int;
volatile u32 mac_int_vector;
u32 mac_int_vector;
/* Int Status bits */
#define INTST_STATUS 0x80000
#define INTST_HOST 0x40000
#define INTST_RX 0x20000
#define INTST_TX 0x10000
volatile u32 mac_eoi_vector;
volatile u32 unused4[2];
u32 mac_eoi_vector;
u32 unused4[2];
struct cpmac_int_regs rx_int;
volatile u32 mac_int_stat_raw;
volatile u32 mac_int_stat_masked;
volatile u32 mac_int_enable;
volatile u32 mac_int_clear;
volatile u32 mac_addr_low[8];
volatile u32 mac_addr_mid;
volatile u32 mac_addr_high;
volatile u32 mac_hash_low;
volatile u32 mac_hash_high;
volatile u32 boff_test;
volatile u32 pac_test;
volatile u32 rx_pause;
volatile u32 tx_pause;
volatile u32 unused5[2];
u32 mac_int_stat_raw;
u32 mac_int_stat_masked;
u32 mac_int_enable;
u32 mac_int_clear;
u32 mac_addr_low[8];
u32 mac_addr_mid;
u32 mac_addr_high;
u32 mac_hash_low;
u32 mac_hash_high;
u32 boff_test;
u32 pac_test;
u32 rx_pause;
u32 tx_pause;
u32 unused5[2];
struct cpmac_stats rx_stats;
struct cpmac_stats tx_stats;
volatile u32 unused6[232];
volatile u32 tx_ptr[8];
volatile u32 rx_ptr[8];
volatile u32 tx_ack[8];
volatile u32 rx_ack[8];
u32 unused6[232];
u32 tx_ptr[8];
u32 rx_ptr[8];
u32 tx_ack[8];
u32 rx_ack[8];
} __attribute__ ((packed));
struct cpmac_mdio_regs {
volatile u32 version;
u32 version;
volatile u32 control;
#define MDIOC_IDLE 0x80000000
#define MDIOC_ENABLE 0x40000000
@ -168,7 +166,7 @@ struct cpmac_mdio_regs {
#define MDIOC_INTTEST 0x00020000
#define MDIOC_CLKDIV(div) ((div) & 0xff)
volatile u32 alive;
volatile u32 link;
u32 link;
struct cpmac_int_regs link_int;
struct cpmac_int_regs user_int;
u32 unused[20];
@ -178,7 +176,7 @@ struct cpmac_mdio_regs {
#define MDIO_REG(reg) (((reg) & 0x1f) << 21)
#define MDIO_PHY(phy) (((phy) & 0x1f) << 16)
#define MDIO_DATA(data) ((data) & 0xffff)
volatile u32 physel;
u32 physel;
} __attribute__ ((packed));
/* Descriptor */
@ -200,7 +198,7 @@ struct cpmac_desc {
struct cpmac_priv {
struct net_device_stats stats;
spinlock_t lock;
spinlock_t lock; /* irq{save,restore} */
struct sk_buff *skb_pool;
int free_skbs;
struct cpmac_desc *rx_head;
@ -234,29 +232,28 @@ static void cpmac_dump_regs(u32 *base, int count)
{
int i;
for (i = 0; i < (count + 3) / 4; i++) {
if (i % 4 == 0) printk("\nCPMAC[0x%04x]:", i * 4);
printk(" 0x%08x", *(base + i));
if (i % 4 == 0) printk(KERN_DEBUG "\nCPMAC[0x%04x]:", i * 4);
printk(KERN_DEBUG " 0x%08x", *(base + i));
}
printk("\n");
printk(KERN_DEBUG "\n");
}
static const char *cpmac_dump_buf(const uint8_t * buf, unsigned size)
static const char *cpmac_dump_buf(const uint8_t *buf, unsigned size)
{
static char buffer[3 * 25 + 1];
char *p = &buffer[0];
if (size > 20)
size = 20;
while (size-- > 0) {
while (size-- > 0)
p += sprintf(p, " %02x", *buf++);
}
return buffer;
}
#endif
static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
{
struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv;
volatile u32 val;
struct cpmac_mdio_regs *regs = bus->priv;
u32 val;
while ((val = regs->access) & MDIO_BUSY);
regs->access = MDIO_BUSY | MDIO_REG(regnum & 0x1f) |
@ -266,13 +263,14 @@ static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
return val & 0xffff;
}
static int cpmac_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 val)
static int cpmac_mdio_write(struct mii_bus *bus, int phy_id,
int regnum, u16 val)
{
struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv;
volatile u32 tmp;
struct cpmac_mdio_regs *regs = bus->priv;
u32 tmp;
while ((tmp = regs->access) & MDIO_BUSY);
regs->access = MDIO_BUSY | MDIO_WRITE |
regs->access = MDIO_BUSY | MDIO_WRITE |
MDIO_REG(regnum & 0x1f) | MDIO_PHY(phy_id & 0x1f) |
val;
@ -281,7 +279,7 @@ static int cpmac_mdio_write(struct mii_bus *bus, int phy_id, int regnum, u16 val
static int cpmac_mdio_reset(struct mii_bus *bus)
{
struct cpmac_mdio_regs *regs = (struct cpmac_mdio_regs *)bus->priv;
struct cpmac_mdio_regs *regs = bus->priv;
ar7_device_reset(AR7_RESET_BIT_MDIO);
regs->control = MDIOC_ENABLE |
@ -333,17 +331,17 @@ static void cpmac_set_multicast_list(struct net_device *dev)
int hashlo = 0, hashhi = 0;
struct cpmac_priv *priv = netdev_priv(dev);
if(dev->flags & IFF_PROMISC) {
if (dev->flags & IFF_PROMISC) {
priv->regs->mbp &= ~MBP_PROMISCCHAN(0); /* promisc channel 0 */
priv->regs->mbp |= MBP_RXPROMISC;
} else {
priv->regs->mbp &= ~MBP_RXPROMISC;
if(dev->flags & IFF_ALLMULTI) {
if (dev->flags & IFF_ALLMULTI) {
/* enable all multicast mode */
priv->regs->mac_hash_low = 0xffffffff;
priv->regs->mac_hash_high = 0xffffffff;
} else {
for(i = 0, iter = dev->mc_list; i < dev->mc_count;
for (i = 0, iter = dev->mc_list; i < dev->mc_count;
i++, iter = iter->next) {
hash = 0;
tmp = iter->dmi_addr[0];
@ -359,7 +357,7 @@ static void cpmac_set_multicast_list(struct net_device *dev)
tmp = iter->dmi_addr[6];
hash ^= (tmp >> 6) ^ tmp;
hash &= 0x3f;
if(hash < 32) {
if (hash < 32) {
hashlo |= 1<<hash;
} else {
hashhi |= 1<<(hash - 32);
@ -372,15 +370,15 @@ static void cpmac_set_multicast_list(struct net_device *dev)
}
}
static struct sk_buff *cpmac_get_skb(struct net_device *dev)
static struct sk_buff *cpmac_get_skb(struct net_device *dev)
{
struct sk_buff *skb;
struct cpmac_priv *priv = netdev_priv(dev);
skb = priv->skb_pool;
if (likely(skb)) {
if (likely(skb))
priv->skb_pool = skb->next;
} else {
else {
skb = dev_alloc_skb(CPMAC_SKB_SIZE + 2);
if (skb) {
skb->next = NULL;
@ -398,7 +396,7 @@ static struct sk_buff *cpmac_get_skb(struct net_device *dev)
return skb;
}
static inline struct sk_buff *cpmac_rx_one(struct net_device *dev,
static struct sk_buff *cpmac_rx_one(struct net_device *dev,
struct cpmac_priv *priv,
struct cpmac_desc *desc)
{
@ -430,7 +428,7 @@ static inline struct sk_buff *cpmac_rx_one(struct net_device *dev,
} else {
#ifdef CPMAC_DEBUG
if (printk_ratelimit())
printk("%s: low on skbs, dropping packet\n",
printk(KERN_NOTICE "%s: low on skbs, dropping packet\n",
dev->name);
#endif
priv->stats.rx_dropped++;
@ -466,9 +464,8 @@ static void cpmac_rx(struct net_device *dev)
while ((desc->dataflags & CPMAC_OWN) == 0) {
skb = cpmac_rx_one(dev, priv, desc);
if (likely(skb)) {
if (likely(skb))
netif_rx(skb);
}
desc = desc->next;
dma_cache_inv((u32)desc, 16);
}
@ -487,7 +484,7 @@ static int cpmac_poll(struct net_device *dev, int *budget)
if (unlikely(!priv->rx_head)) {
if (printk_ratelimit())
printk(KERN_WARNING "%s: rx: polling, but no queue\n",
printk(KERN_NOTICE "%s: rx: polling, but no queue\n",
dev->name);
netif_rx_complete(dev);
return 0;
@ -495,7 +492,7 @@ static int cpmac_poll(struct net_device *dev, int *budget)
desc = priv->rx_head;
dma_cache_inv((u32)desc, 16);
while ((received < quota) && ((desc->dataflags & CPMAC_OWN) == 0)) {
skb = cpmac_rx_one(dev, priv, desc);
if (likely(skb)) {
@ -510,7 +507,7 @@ static int cpmac_poll(struct net_device *dev, int *budget)
*budget -= received;
dev->quota -= received;
#ifdef CPMAC_DEBUG
printk("%s: processed %d packets\n", dev->name, received);
printk(KERN_DEBUG "%s: processed %d packets\n", dev->name, received);
#endif
if (desc->dataflags & CPMAC_OWN) {
priv->regs->rx_ptr[0] = virt_to_phys(desc);
@ -523,19 +520,11 @@ static int cpmac_poll(struct net_device *dev, int *budget)
return 1;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
static void
cpmac_alloc_skbs(struct work_struct *work)
{
struct cpmac_priv *priv = container_of(work, struct cpmac_priv,
alloc_work);
#else
static void
cpmac_alloc_skbs(void *data)
{
struct net_device *dev = (struct net_device*)data;
struct cpmac_priv *priv = netdev_priv(dev);
#endif
alloc_work);
unsigned long flags;
int i, num_skbs = 0;
struct sk_buff *skb, *skbs = NULL;
@ -554,15 +543,15 @@ cpmac_alloc_skbs(void *data)
if (skbs) {
spin_lock_irqsave(&priv->lock, flags);
for (skb = priv->skb_pool; skb && skb->next; skb = skb->next);
if (!skb) {
if (!skb)
priv->skb_pool = skbs;
} else {
else
skb->next = skbs;
}
priv->free_skbs += num_skbs;
spin_unlock_irqrestore(&priv->lock, flags);
#ifdef CPMAC_DEBUG
printk("%s: allocated %d skbs\n", priv->dev->name, num_skbs);
printk(KERN_DEBUG "%s: allocated %d skbs\n",
priv->dev->name, num_skbs);
#endif
}
}
@ -576,13 +565,15 @@ static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
len = skb->len;
#ifdef CPMAC_DEBUG
printk(KERN_DEBUG "%s: len=%d\n", __func__, len); //cpmac_dump_buf(const uint8_t * buf, unsigned size)
printk(KERN_DEBUG "%s: len=%d\n", __func__, len);
/* cpmac_dump_buf(const uint8_t * buf, unsigned size) */
#endif
if (unlikely(len < ETH_ZLEN)) {
if (unlikely(skb_padto(skb, ETH_ZLEN))) {
if (printk_ratelimit())
printk(KERN_NOTICE "%s: padding failed, dropping\n",
dev->name);
printk(KERN_NOTICE
"%s: padding failed, dropping\n",
dev->name);
spin_lock_irqsave(&priv->lock, flags);
priv->stats.tx_dropped++;
spin_unlock_irqrestore(&priv->lock, flags);
@ -599,7 +590,8 @@ static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
desc = &priv->desc_ring[chan];
dma_cache_inv((u32)desc, 16);
if (desc->dataflags & CPMAC_OWN) {
printk(KERN_NOTICE "%s: tx dma ring full, dropping\n", dev->name);
printk(KERN_NOTICE "%s: tx dma ring full, dropping\n",
dev->name);
priv->stats.tx_dropped++;
spin_unlock_irqrestore(&priv->lock, flags);
return -ENOMEM;
@ -634,11 +626,10 @@ static void cpmac_end_xmit(struct net_device *dev, int channel)
dev_kfree_skb_irq(desc->skb);
if (netif_queue_stopped(dev))
netif_wake_queue(dev);
} else {
} else
if (printk_ratelimit())
printk(KERN_NOTICE "%s: end_xmit: spurious interrupt\n",
dev->name);
}
dev->name);
spin_unlock(&priv->lock);
}
@ -668,7 +659,7 @@ static inline void cpmac_free_rx_ring(struct net_device *dev)
desc = priv->rx_head;
dma_cache_inv((u32)desc, 16);
for (i = 0; i < rx_ring_size; i++) {
desc->buflen = CPMAC_SKB_SIZE;
if ((desc->dataflags & CPMAC_OWN) == 0) {
@ -683,7 +674,7 @@ static inline void cpmac_free_rx_ring(struct net_device *dev)
static irqreturn_t cpmac_irq(int irq, void *dev_id)
{
struct net_device *dev = (struct net_device *)dev_id;
struct net_device *dev = dev_id;
struct cpmac_priv *priv = netdev_priv(dev);
u32 status;
@ -692,14 +683,13 @@ static irqreturn_t cpmac_irq(int irq, void *dev_id)
status = priv->regs->mac_int_vector;
if (status & INTST_TX) {
if (status & INTST_TX)
cpmac_end_xmit(dev, (status & 7));
}
if (status & INTST_RX) {
if (disable_napi) {
if (disable_napi)
cpmac_rx(dev);
} else {
else {
priv->regs->rx_int.enable = 0;
priv->regs->rx_int.clear = 0xff;
netif_rx_schedule(dev);
@ -709,9 +699,9 @@ static irqreturn_t cpmac_irq(int irq, void *dev_id)
priv->regs->mac_eoi_vector = 0;
if (unlikely(status & (INTST_HOST | INTST_STATUS))) {
if (printk_ratelimit()) {
printk(KERN_ERR "%s: hw error, resetting...\n", dev->name);
}
if (printk_ratelimit())
printk(KERN_ERR "%s: hw error, resetting...\n",
dev->name);
spin_lock(&priv->lock);
phy_stop(priv->phy);
cpmac_reset(dev);
@ -731,7 +721,7 @@ static void cpmac_tx_timeout(struct net_device *dev)
priv->stats.tx_errors++;
desc = &priv->desc_ring[priv->tx_head++];
priv->tx_head %= 8;
printk("%s: transmit timeout\n", dev->name);
printk(KERN_NOTICE "%s: transmit timeout\n", dev->name);
if (desc->skb)
dev_kfree_skb(desc->skb);
netif_wake_queue(dev);
@ -744,7 +734,7 @@ static int cpmac_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
return -EINVAL;
if (!priv->phy)
return -EINVAL;
if ((cmd == SIOCGMIIPHY) || (cmd == SIOCGMIIREG) ||
if ((cmd == SIOCGMIIPHY) || (cmd == SIOCGMIIREG) ||
(cmd == SIOCSMIIREG))
return phy_mii_ioctl(priv->phy, if_mii(ifr), cmd);
@ -774,7 +764,7 @@ static int cpmac_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
return -EINVAL;
}
static void cpmac_get_drvinfo(struct net_device *dev,
static void cpmac_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
strcpy(info->driver, "cpmac");
@ -894,12 +884,8 @@ static int cpmac_open(struct net_device *dev)
struct cpmac_desc *desc;
struct sk_buff *skb;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link,
0, PHY_INTERFACE_MODE_MII);
#else
priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link, 0);
#endif
if (IS_ERR(priv->phy)) {
printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name);
return PTR_ERR(priv->phy);
@ -907,8 +893,8 @@ static int cpmac_open(struct net_device *dev)
if (!request_mem_region(dev->mem_start, dev->mem_end -
dev->mem_start, dev->name)) {
printk("%s: failed to request registers\n",
dev->name);
printk(KERN_ERR "%s: failed to request registers\n",
dev->name);
res = -ENXIO;
goto fail_reserve;
}
@ -916,7 +902,7 @@ static int cpmac_open(struct net_device *dev)
priv->regs = ioremap_nocache(dev->mem_start, dev->mem_end -
dev->mem_start);
if (!priv->regs) {
printk("%s: failed to remap registers\n", dev->name);
printk(KERN_ERR "%s: failed to remap registers\n", dev->name);
res = -ENXIO;
goto fail_remap;
}
@ -936,11 +922,7 @@ static int cpmac_open(struct net_device *dev)
priv->free_skbs = 0;
priv->rx_head = &priv->desc_ring[CPMAC_TX_RING_SIZE];
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20)
INIT_WORK(&priv->alloc_work, cpmac_alloc_skbs);
#else
INIT_WORK(&priv->alloc_work, cpmac_alloc_skbs, dev);
#endif
schedule_work(&priv->alloc_work);
flush_scheduled_work();
@ -960,9 +942,9 @@ static int cpmac_open(struct net_device *dev)
dma_cache_wback((u32)desc, 16);
}
if((res = request_irq(dev->irq, cpmac_irq, SA_INTERRUPT,
dev->name, dev))) {
printk("%s: failed to obtain irq\n", dev->name);
if ((res = request_irq(dev->irq, cpmac_irq, SA_INTERRUPT,
dev->name, dev))) {
printk(KERN_ERR "%s: failed to obtain irq\n", dev->name);
goto fail_irq;
}
@ -1039,7 +1021,7 @@ static int cpmac_stop(struct net_device *dev)
return 0;
}
static int external_switch = 0;
static int external_switch;
static int __devinit cpmac_probe(struct platform_device *pdev)
{
@ -1049,9 +1031,6 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
struct net_device *dev;
struct plat_cpmac_data *pdata;
if (strcmp(pdev->name, "cpmac") != 0)
return -ENODEV;
pdata = pdev->dev.platform_data;
for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
@ -1063,10 +1042,10 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
}
if (phy_id == PHY_MAX_ADDR) {
if (external_switch) {
if (external_switch)
phy_id = 0;
} else {
printk("cpmac: no PHY present\n");
else {
printk(KERN_ERR "cpmac: no PHY present\n");
return -ENODEV;
}
}
@ -1074,7 +1053,8 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
dev = alloc_etherdev(sizeof(struct cpmac_priv));
if (!dev) {
printk(KERN_ERR "cpmac: Unable to allocate net_device structure!\n");
printk(KERN_ERR
"cpmac: Unable to allocate net_device structure!\n");
return -ENOMEM;
}
@ -1084,7 +1064,7 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
if (!res) {
rc = -ENODEV;
rc = -ENODEV;
goto fail;
}
@ -1099,8 +1079,8 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
dev->hard_start_xmit = cpmac_start_xmit;
dev->do_ioctl = cpmac_ioctl;
dev->get_stats = cpmac_stats;
dev->change_mtu = cpmac_change_mtu;
dev->set_mac_address = cpmac_set_mac_address;
dev->change_mtu = cpmac_change_mtu;
dev->set_mac_address = cpmac_set_mac_address;
dev->set_multicast_list = cpmac_set_multicast_list;
dev->tx_timeout = cpmac_tx_timeout;
dev->ethtool_ops = &cpmac_ethtool_ops;
@ -1115,27 +1095,23 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
priv->config = pdata;
priv->dev = dev;
memcpy(dev->dev_addr, priv->config->dev_addr, sizeof(dev->dev_addr));
if (phy_id == 31) {
if (phy_id == 31)
snprintf(priv->phy_name, BUS_ID_SIZE, PHY_ID_FMT,
cpmac_mii.id, phy_id);
} else {
else
snprintf(priv->phy_name, BUS_ID_SIZE, "fixed@%d:%d", 100, 1);
}
if ((rc = register_netdev(dev))) {
printk("cpmac: error %i registering device %s\n",
printk(KERN_ERR "cpmac: error %i registering device %s\n",
rc, dev->name);
goto fail;
}
printk("cpmac: device %s (regs: %p, irq: %d, phy: %s, mac: ",
printk(KERN_INFO "cpmac: device %s (regs: %p, irq: %d, phy: %s, mac: ",
dev->name, (u32 *)dev->mem_start, dev->irq,
priv->phy_name);
for (i = 0; i < 6; i++) {
printk("%02x", dev->dev_addr[i]);
if (i < 5) printk(":");
else printk(")\n");
}
for (i = 0; i < 6; i++)
printk("%02x%s", dev->dev_addr[i], i < 5 ? ":" : ")\n");
return 0;
@ -1160,13 +1136,13 @@ static struct platform_driver cpmac_driver = {
int __devinit cpmac_init(void)
{
volatile u32 mask;
u32 mask;
int i, res;
cpmac_mii.priv = (struct cpmac_mdio_regs *)
cpmac_mii.priv =
ioremap_nocache(AR7_REGS_MDIO, sizeof(struct cpmac_mdio_regs));
if (!cpmac_mii.priv) {
printk("Can't ioremap mdio registers\n");
printk(KERN_ERR "Can't ioremap mdio registers\n");
return -ENXIO;
}

View File

@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -23,53 +21,54 @@
#include <linux/delay.h>
#include <asm/addrspace.h>
#include <asm/io.h>
#include <linux/io.h>
#define AR7_REGS_BASE 0x08610000
#define AR7_REGS_BASE 0x08610000
#define AR7_REGS_MAC0 (AR7_REGS_BASE + 0x0000)
#define AR7_REGS_GPIO (AR7_REGS_BASE + 0x0900)
#define AR7_REGS_POWER (AR7_REGS_BASE + 0x0a00) // 0x08610A00 - 0x08610BFF (512 bytes, 128 bytes / clock)
#define AR7_REGS_UART0 (AR7_REGS_BASE + 0x0e00)
#define AR7_REGS_RESET (AR7_REGS_BASE + 0x1600)
#define AR7_REGS_VLYNQ0 (AR7_REGS_BASE + 0x1800)
#define AR7_REGS_DCL (AR7_REGS_BASE + 0x1a00)
#define AR7_REGS_VLYNQ1 (AR7_REGS_BASE + 0x1c00)
#define AR7_REGS_MDIO (AR7_REGS_BASE + 0x1e00)
#define AR7_REGS_IRQ (AR7_REGS_BASE + 0x2400)
#define AR7_REGS_MAC1 (AR7_REGS_BASE + 0x2800)
#define AR7_REGS_MAC0 (AR7_REGS_BASE + 0x0000)
#define AR7_REGS_GPIO (AR7_REGS_BASE + 0x0900)
/* 0x08610A00 - 0x08610BFF (512 bytes, 128 bytes / clock) */
#define AR7_REGS_POWER (AR7_REGS_BASE + 0x0a00)
#define AR7_REGS_UART0 (AR7_REGS_BASE + 0x0e00)
#define AR7_REGS_RESET (AR7_REGS_BASE + 0x1600)
#define AR7_REGS_VLYNQ0 (AR7_REGS_BASE + 0x1800)
#define AR7_REGS_DCL (AR7_REGS_BASE + 0x1a00)
#define AR7_REGS_VLYNQ1 (AR7_REGS_BASE + 0x1c00)
#define AR7_REGS_MDIO (AR7_REGS_BASE + 0x1e00)
#define AR7_REGS_IRQ (AR7_REGS_BASE + 0x2400)
#define AR7_REGS_MAC1 (AR7_REGS_BASE + 0x2800)
#define AR7_REGS_WDT (AR7_REGS_BASE + 0x1f00)
#define UR8_REGS_WDT (AR7_REGS_BASE + 0x0b00)
#define UR8_REGS_UART1 (AR7_REGS_BASE + 0x0f00)
#define AR7_REGS_WDT (AR7_REGS_BASE + 0x1f00)
#define UR8_REGS_WDT (AR7_REGS_BASE + 0x0b00)
#define UR8_REGS_UART1 (AR7_REGS_BASE + 0x0f00)
#define AR7_RESET_PEREPHERIAL 0x0
#define AR7_RESET_SOFTWARE 0x4
#define AR7_RESET_STATUS 0x8
#define AR7_RESET_PEREPHERIAL 0x0
#define AR7_RESET_SOFTWARE 0x4
#define AR7_RESET_STATUS 0x8
#define AR7_RESET_BIT_CPMAC_LO 17
#define AR7_RESET_BIT_CPMAC_HI 21
#define AR7_RESET_BIT_MDIO 22
#define AR7_RESET_BIT_EPHY 26
#define AR7_RESET_BIT_CPMAC_LO 17
#define AR7_RESET_BIT_CPMAC_HI 21
#define AR7_RESET_BIT_MDIO 22
#define AR7_RESET_BIT_EPHY 26
/* GPIO control registers */
#define AR7_GPIO_INPUT 0x0
#define AR7_GPIO_OUTPUT 0x4
#define AR7_GPIO_DIR 0x8
#define AR7_GPIO_ENABLE 0xc
#define AR7_GPIO_INPUT 0x0
#define AR7_GPIO_OUTPUT 0x4
#define AR7_GPIO_DIR 0x8
#define AR7_GPIO_ENABLE 0xc
#define AR7_CHIP_7100 0x18
#define AR7_CHIP_7200 0x2b
#define AR7_CHIP_7300 0x05
#define AR7_CHIP_7100 0x18
#define AR7_CHIP_7200 0x2b
#define AR7_CHIP_7300 0x05
/* Interrupts */
#define AR7_IRQ_UART0 15
#define AR7_IRQ_UART1 16
#define AR7_IRQ_UART0 15
#define AR7_IRQ_UART1 16
/* Clocks */
#define AR7_AFE_CLOCK 35328000
#define AR7_REF_CLOCK 25000000
#define AR7_XTAL_CLOCK 24000000
#define AR7_AFE_CLOCK 35328000
#define AR7_REF_CLOCK 25000000
#define AR7_XTAL_CLOCK 24000000
struct plat_cpmac_data {
int reset_bit;
@ -132,14 +131,16 @@ static inline int ar7_has_high_cpmac(void)
static inline void ar7_device_enable(u32 bit)
{
void *reset_reg = (void *)KSEG1ADDR(AR7_REGS_RESET + AR7_RESET_PEREPHERIAL);
void *reset_reg =
(void *)KSEG1ADDR(AR7_REGS_RESET + AR7_RESET_PEREPHERIAL);
writel(readl(reset_reg) | (1 << bit), reset_reg);
mdelay(20);
}
static inline void ar7_device_disable(u32 bit)
{
void *reset_reg = (void *)KSEG1ADDR(AR7_REGS_RESET + AR7_RESET_PEREPHERIAL);
void *reset_reg =
(void *)KSEG1ADDR(AR7_REGS_RESET + AR7_RESET_PEREPHERIAL);
writel(readl(reset_reg) & ~(1 << bit), reset_reg);
mdelay(20);
}

View File

@ -1,18 +1,16 @@
/*
* $Id: gpio.h 6693 2007-03-25 05:42:16Z ejka $
*
* Copyright (C) 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -30,7 +28,8 @@ extern void gpio_free(unsigned gpio);
/* Common GPIO layer */
static inline int gpio_direction_input(unsigned gpio)
{
void __iomem *gpio_dir = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR);
void __iomem *gpio_dir =
(void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR);
if (gpio >= AR7_GPIO_MAX)
return -EINVAL;
@ -42,7 +41,8 @@ static inline int gpio_direction_input(unsigned gpio)
static inline int gpio_direction_output(unsigned gpio)
{
void __iomem *gpio_dir = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR);
void __iomem *gpio_dir =
(void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_DIR);
if (gpio >= AR7_GPIO_MAX)
return -EINVAL;
@ -54,7 +54,8 @@ static inline int gpio_direction_output(unsigned gpio)
static inline int gpio_get_value(unsigned gpio)
{
void __iomem *gpio_in = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_INPUT);
void __iomem *gpio_in =
(void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_INPUT);
if (gpio >= AR7_GPIO_MAX)
return -EINVAL;
@ -64,14 +65,15 @@ static inline int gpio_get_value(unsigned gpio)
static inline void gpio_set_value(unsigned gpio, int value)
{
void __iomem *gpio_out = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_OUTPUT);
void __iomem *gpio_out =
(void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_OUTPUT);
volatile unsigned tmp;
if (gpio >= AR7_GPIO_MAX)
return;
tmp = readl(gpio_out) & ~(1 << gpio);
if (value)
if (value)
tmp |= 1 << gpio;
writel(tmp, gpio_out);
}
@ -89,7 +91,8 @@ static inline int irq_to_gpio(unsigned irq)
/* Board specific GPIO functions */
static inline int ar7_gpio_enable(unsigned gpio)
{
void __iomem *gpio_en = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE);
void __iomem *gpio_en =
(void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE);
if (gpio >= AR7_GPIO_MAX)
return -EINVAL;
@ -101,7 +104,8 @@ static inline int ar7_gpio_enable(unsigned gpio)
static inline int ar7_gpio_disable(unsigned gpio)
{
void __iomem *gpio_en = (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE);
void __iomem *gpio_en =
(void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + AR7_GPIO_ENABLE);
if (gpio >= AR7_GPIO_MAX)
return -EINVAL;

View File

@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -22,8 +20,8 @@
#define _ASM_MACH_MMZONE_H
extern pg_data_t __node_data[];
#define NODE_DATA(nid) (&__node_data[nid])
#define NODE_MEM_MAP(nid) (NODE_DATA(nid)->node_mem_map)
#define pa_to_nid(addr) (((addr) >= ARCH_PFN_OFFSET << PAGE_SHIFT) ? 0 : -1)
#define NODE_DATA(nid) (&__node_data[nid])
#define NODE_MEM_MAP(nid) (NODE_DATA(nid)->node_mem_map)
#define pa_to_nid(addr) (((addr) >= ARCH_PFN_OFFSET << PAGE_SHIFT) ? 0 : -1)
#endif /* _ASM_MACH_MMZONE_H */

View File

@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

View File

@ -1,18 +1,16 @@
/*
* $Id$
*
* Copyright (C) 2006, 2007 OpenWrt.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
@ -65,7 +63,7 @@ struct plat_vlynq_ops {
extern struct bus_type vlynq_bus_type;
extern int __vlynq_register_driver(struct vlynq_driver *driver,
extern int __vlynq_register_driver(struct vlynq_driver *driver,
struct module *owner);
static inline int vlynq_register_driver(struct vlynq_driver *driver)
@ -80,8 +78,8 @@ extern u32 vlynq_remote_id(struct vlynq_device *dev);
extern void vlynq_set_local_mapping(struct vlynq_device *dev,
u32 tx_offset,
struct vlynq_mapping *mapping);
extern void vlynq_set_remote_mapping(struct vlynq_device *dev,
u32 tx_offset,
extern void vlynq_set_remote_mapping(struct vlynq_device *dev,
u32 tx_offset,
struct vlynq_mapping *mapping);
extern int vlynq_virq_to_irq(struct vlynq_device *dev, int virq);
extern int vlynq_irq_to_virq(struct vlynq_device *dev, int irq);