From 3d60d69334f43e0da151208dffee850b26d34c3c Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 16 Feb 2007 09:23:15 +0000
Subject: [PATCH] major cleanup of the ar531x code, improved hardware detection
and support for multiple ethernet interfaces
SVN-Revision: 6307
---
.../files/arch/mips/atheros/ar5312.c | 171 +++++++++--
.../files/arch/mips/atheros/ar5312.h | 2 +-
.../files/arch/mips/atheros/ar5315.c | 49 ++-
.../files/arch/mips/atheros/ar5315.h | 34 +--
.../files/arch/mips/atheros/ar531x.h | 34 ++-
.../files/arch/mips/atheros/board.c | 36 +--
.../atheros-2.6/files/arch/mips/atheros/irq.c | 20 +-
.../files/arch/mips/atheros/prom.c | 29 +-
.../files/drivers/net/ar2313/ar2313.c | 286 +++++-------------
.../files/drivers/net/ar2313/ar2313.h | 42 +--
.../files/drivers/net/ar2313/dma.h | 9 +-
.../files/drivers/net/ar2313/platform.h | 60 ----
.../asm-mips/mach-atheros/ar531x_platform.h | 2 +
.../linux/atheros-2.6/patches/100-board.patch | 11 +-
14 files changed, 358 insertions(+), 427 deletions(-)
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c
index 4e1beaae38..d337098d5c 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.c
@@ -29,56 +29,55 @@
#include <asm/io.h>
#include "ar531x.h"
+#define NO_PHY 0x1f
-
+static int is_5312 = 0;
static struct platform_device *ar5312_devs[5];
static struct resource ar5312_eth0_res[] = {
{
- .name = "eth_membase",
+ .name = "eth0_membase",
.flags = IORESOURCE_MEM,
.start = KSEG1ADDR(AR531X_ENET0),
.end = KSEG1ADDR(AR531X_ENET0 + 0x2000),
},
{
- .name = "eth_irq",
+ .name = "eth0_irq",
.flags = IORESOURCE_IRQ,
.start = AR5312_IRQ_ENET0_INTRS,
.end = AR5312_IRQ_ENET0_INTRS,
},
};
-
+static struct ar531x_eth ar5312_eth0_data = {
+ .phy = NO_PHY,
+ .mac = 0,
+ .reset_base = AR531X_RESET,
+ .reset_mac = AR531X_RESET_ENET0,
+ .reset_phy = AR531X_RESET_EPHY0,
+ .phy_base = KSEG1ADDR(AR531X_ENET0),
+};
static struct resource ar5312_eth1_res[] = {
{
- .name = "eth_membase",
+ .name = "eth1_membase",
.flags = IORESOURCE_MEM,
.start = KSEG1ADDR(AR531X_ENET1),
.end = KSEG1ADDR(AR531X_ENET1 + 0x2000),
},
{
- .name = "eth_irq",
+ .name = "eth1_irq",
.flags = IORESOURCE_IRQ,
.start = AR5312_IRQ_ENET1_INTRS,
.end = AR5312_IRQ_ENET1_INTRS,
},
};
-
-
-static struct ar531x_eth ar5312_eth0_data = {
- .phy = 0x1f,
- .mac = 0,
- .reset_base = AR531X_RESET,
- .reset_mac = AR531X_RESET_ENET0,
- .reset_phy = AR531X_RESET_EPHY0,
-};
-
static struct ar531x_eth ar5312_eth1_data = {
- .phy = 0,
+ .phy = NO_PHY,
.mac = 1,
.reset_base = AR531X_RESET,
.reset_mac = AR531X_RESET_ENET1,
.reset_phy = AR531X_RESET_EPHY1,
+ .phy_base = KSEG1ADDR(AR531X_ENET1),
};
static struct platform_device ar5312_eth[] = {
@@ -98,6 +97,42 @@ static struct platform_device ar5312_eth[] = {
},
};
+
+/*
+ * AR2312/3 ethernet uses the PHY of ENET0, but the MAC
+ * of ENET1. Atheros calls it 'twisted' for a reason :)
+ */
+static struct resource ar231x_eth0_res[] = {
+ {
+ .name = "eth0_membase",
+ .flags = IORESOURCE_MEM,
+ .start = KSEG1ADDR(AR531X_ENET1),
+ .end = KSEG1ADDR(AR531X_ENET1 + 0x2000),
+ },
+ {
+ .name = "eth0_irq",
+ .flags = IORESOURCE_IRQ,
+ .start = AR5312_IRQ_ENET1_INTRS,
+ .end = AR5312_IRQ_ENET1_INTRS,
+ },
+};
+static struct ar531x_eth ar231x_eth0_data = {
+ .phy = 1,
+ .mac = 1,
+ .reset_base = AR531X_RESET,
+ .reset_mac = AR531X_RESET_ENET1,
+ .reset_phy = AR531X_RESET_EPHY1,
+ .phy_base = KSEG1ADDR(AR531X_ENET0),
+};
+static struct platform_device ar231x_eth0 = {
+ .id = 0,
+ .name = "ar531x-eth",
+ .dev.platform_data = &ar231x_eth0_data,
+ .resource = ar231x_eth0_res,
+ .num_resources = ARRAY_SIZE(ar231x_eth0_res)
+};
+
+
static struct platform_device ar5312_wmac[] = {
{
.id = 0,
@@ -109,7 +144,6 @@ static struct platform_device ar5312_wmac[] = {
},
};
-
static struct physmap_flash_data ar5312_flash_data = {
.width = 2,
};
@@ -139,7 +173,10 @@ static struct platform_device ar5312_physmap_flash = {
static char __init *ar5312_flash_limit(void)
{
u32 ctl;
- /* Configure flash bank 0 */
+ /*
+ * Configure flash bank 0.
+ * Assume 8M window size. Flash will be aliased if it's smaller
+ */
ctl = FLASHCTL_E |
FLASHCTL_AC_8M |
FLASHCTL_RBLE |
@@ -157,7 +194,7 @@ static char __init *ar5312_flash_limit(void)
sysRegWrite(AR531X_FLASHCTL2,
sysRegRead(AR531X_FLASHCTL2) & ~(FLASHCTL_E | FLASHCTL_AC));
- return (char *) KSEG1ADDR(AR531X_FLASH + 0x400000);
+ return (char *) KSEG1ADDR(AR531X_FLASH + 0x800000);
}
static struct ar531x_config __init *init_wmac(int unit)
@@ -175,27 +212,80 @@ static struct ar531x_config __init *init_wmac(int unit)
int __init ar5312_init_devices(void)
{
- char *radio;
+ struct ar531x_boarddata *bcfg;
+ char *radio, *c;
int dev = 0;
- if (mips_machtype != MACH_ATHEROS_AR5312)
+ if (!is_5312)
return 0;
+ /* Locate board/radio config data */
ar531x_find_config(ar5312_flash_limit());
+ bcfg = (struct ar531x_boarddata *) board_config;
+
+
+ /*
+ * Chip IDs and hardware detection for some Atheros
+ * models are really broken!
+ *
+ * Atheros uses a disabled WMAC0 and Silicon ID of AR5312
+ * as indication for AR2312, which is otherwise
+ * indistinguishable from the real AR5312.
+ */
+ if (radio_config) {
+ radio = radio_config + AR531X_RADIO_MASK_OFF;
+ if ((*((u32 *) radio) & AR531X_RADIO0_MASK) == 0)
+ bcfg->config |= BD_ISCASPER;
+ } else
+ radio = NULL;
+
+ /* AR2313 has CPU minor rev. 10 */
+ if ((current_cpu_data.processor_id & 0xff) == 0x0a)
+ mips_machtype = MACH_ATHEROS_AR2313;
+
+ /* AR2312 shares the same Silicon ID as AR5312 */
+ else if (bcfg->config & BD_ISCASPER)
+ mips_machtype = MACH_ATHEROS_AR2312;
+
+ /* Everything else is probably AR5312 or compatible */
+ else
+ mips_machtype = MACH_ATHEROS_AR5312;
+
ar5312_eth0_data.board_config = board_config;
ar5312_eth1_data.board_config = board_config;
ar5312_devs[dev++] = &ar5312_physmap_flash;
- ar5312_devs[dev++] = &ar5312_eth[0];
- ar5312_devs[dev++] = &ar5312_eth[1];
- radio = radio_config + AR531X_RADIO_MASK_OFF;
- if (*((u32 *) radio) & AR531X_RADIO0_MASK) {
- ar5312_wmac[0].dev.platform_data = init_wmac(0);
- ar5312_devs[dev++] = &ar5312_wmac[0];
+ ar5312_eth0_data.macaddr = bcfg->enet0Mac;
+ ar5312_eth1_data.macaddr = bcfg->enet1Mac;
+ if (memcmp(bcfg->enet0Mac, bcfg->enet1Mac, 6) == 0) {
+ /* ENET0 and ENET1 have the same mac.
+ * Increment the one from ENET1 */
+ c = bcfg->enet1Mac + 5;
+ while ((c >= (char *) bcfg->enet1Mac) && !(++(*c)))
+ c--;
+ }
+
+ switch(mips_machtype) {
+ case MACH_ATHEROS_AR5312:
+ ar5312_devs[dev++] = &ar5312_eth[0];
+ ar5312_devs[dev++] = &ar5312_eth[1];
+ break;
+ case MACH_ATHEROS_AR2312:
+ case MACH_ATHEROS_AR2313:
+ ar5312_devs[dev++] = &ar231x_eth0;
+ ar5312_flash_data.width = 1;
+ break;
}
- if (*((u32 *) radio) & AR531X_RADIO1_MASK) {
- ar5312_wmac[1].dev.platform_data = init_wmac(1);
- ar5312_devs[dev++] = &ar5312_wmac[1];
+
+ if (radio) {
+ if (*((u32 *) radio) & AR531X_RADIO0_MASK) {
+ ar5312_wmac[0].dev.platform_data = init_wmac(0);
+ ar5312_devs[dev++] = &ar5312_wmac[0];
+ }
+ if (*((u32 *) radio) & AR531X_RADIO1_MASK) {
+ ar5312_wmac[1].dev.platform_data = init_wmac(1);
+ ar5312_devs[dev++] = &ar5312_wmac[1];
+ }
}
return platform_add_devices(ar5312_devs, dev);
@@ -445,6 +535,25 @@ void __init ar5312_misc_intr_init(int irq_base)
setup_irq(AR5312_IRQ_MISC_INTRS, &cascade);
}
+void __init ar5312_prom_init(void)
+{
+ u32 memsize, memcfg, bank0AC, bank1AC;
+
+ is_5312 = 1;
+
+ /* Detect memory size */
+ memcfg = sysRegRead(AR531X_MEM_CFG1);
+ bank0AC = (memcfg & MEM_CFG1_AC0) >> MEM_CFG1_AC0_S;
+ bank1AC = (memcfg & MEM_CFG1_AC1) >> MEM_CFG1_AC1_S;
+ memsize = (bank0AC ? (1 << (bank0AC+1)) : 0)
+ + (bank1AC ? (1 << (bank1AC+1)) : 0);
+ memsize <<= 20;
+ add_memory_region(0, memsize, BOOT_MEM_RAM);
+
+ /* Initialize it to AR5312 for now. Real detection will be done
+ * in ar5312_init_devices() */
+ mips_machtype = MACH_ATHEROS_AR5312;
+}
void __init ar5312_plat_setup(void)
{
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.h b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.h
index 62d5797933..2b6b875b4f 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.h
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5312.h
@@ -164,7 +164,7 @@
#define AR531X_REV_MAJ_S 4
#define AR531X_REV_MIN 0x000f
#define AR531X_REV_MIN_S 0
-#define AR531X_REV_CHIP (REV_MAJ|REV_MIN)
+#define AR531X_REV_CHIP (AR531X_REV_MAJ|AR531X_REV_MIN)
/* Major revision numbers, bits 7..4 of Revision ID register */
#define AR531X_REV_MAJ_AR5312 0x4
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.c b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.c
index b0db7c1d02..4e09fe01f0 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.c
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.c
@@ -28,15 +28,16 @@
#include <asm/io.h>
#include "ar531x.h"
+static int is_5315 = 0;
static struct resource ar5315_eth_res[] = {
{
- .name = "eth_membase",
+ .name = "eth0_membase",
.flags = IORESOURCE_MEM,
.start = AR5315_ENET0,
.end = AR5315_ENET0 + 0x2000,
},
{
- .name = "eth_irq",
+ .name = "eth0_irq",
.flags = IORESOURCE_IRQ,
.start = AR5315_IRQ_ENET0_INTRS,
.end = AR5315_IRQ_ENET0_INTRS,
@@ -49,6 +50,7 @@ static struct ar531x_eth ar5315_eth_data = {
.reset_base = AR5315_RESET,
.reset_mac = AR5315_RESET_ENET0,
.reset_phy = AR5315_RESET_EPHY0,
+ .phy_base = AR5315_ENET0
};
static struct platform_device ar5315_eth = {
@@ -175,20 +177,40 @@ static char __init *ar5315_flash_limit(void)
int __init ar5315_init_devices(void)
{
struct ar531x_config *config;
+ struct ar531x_boarddata *bcfg;
+ u32 devid;
int dev = 0;
- if (mips_machtype != MACH_ATHEROS_AR5315)
+ if (!is_5315)
return 0;
+ /* Find board configuration */
ar531x_find_config(ar5315_flash_limit());
+ bcfg = (struct ar531x_boarddata *) board_config;
+
+#if 0
+ /* Detect the hardware based on the device ID */
+ devid = sysRegRead(AR5315_SREV) & AR5315_REV_MAJ >> AR5315_REV_MAJ_S;
+ switch(devid) {
+ case 0x9:
+ mips_machtype = MACH_ATHEROS_AR2317;
+ break;
+ /* FIXME: how can we detect AR2316? */
+ case 0x8:
+ default:
+ mips_machtype = MACH_ATHEROS_AR2315;
+ break;
+ }
+#endif
config = (struct ar531x_config *) kzalloc(sizeof(struct ar531x_config), GFP_KERNEL);
config->board = board_config;
config->radio = radio_config;
config->unit = 0;
- config->tag = (u_int16_t) (sysRegRead(AR5315_SREV) & REV_CHIP);
+ config->tag = (u_int16_t) (sysRegRead(AR5315_SREV) & AR5315_REV_CHIP);
ar5315_eth_data.board_config = board_config;
+ ar5315_eth_data.macaddr = bcfg->enet0Mac;
ar5315_wmac.dev.platform_data = config;
ar5315_devs[dev++] = &ar5315_eth;
@@ -379,8 +401,6 @@ ar5315_misc_intr_enable(unsigned int irq)
}
sysRegWrite(AR5315_IMR, imr);
imr=sysRegRead(AR5315_IMR); /* flush write buffer */
- //printk("enable Interrupt irq 0x%x imr 0x%x \n",irq,imr);
-
}
/* Disable the specified AR531X_MISC_IRQ interrupt */
@@ -501,6 +521,23 @@ void ar5315_misc_intr_init(int irq_base)
setup_irq(AR5315_IRQ_MISC_INTRS, &cascade);
}
+void __init ar5315_prom_init(void)
+{
+ u32 memsize, memcfg;
+
+ is_5315 = 1;
+ memcfg = sysRegRead(AR5315_MEM_CFG);
+ memsize = 1 + ((memcfg & SDRAM_DATA_WIDTH_M) >> SDRAM_DATA_WIDTH_S);
+ memsize <<= 1 + ((memcfg & SDRAM_COL_WIDTH_M) >> SDRAM_COL_WIDTH_S);
+ memsize <<= 1 + ((memcfg & SDRAM_ROW_WIDTH_M) >> SDRAM_ROW_WIDTH_S);
+ memsize <<= 3;
+ add_memory_region(0, memsize, BOOT_MEM_RAM);
+
+ /* Initialize it to AR2315 for now. Real detection will be done
+ * in ar5315_init_devices() */
+ mips_machtype = MACH_ATHEROS_AR2315;
+}
+
void __init ar5315_plat_setup(void)
{
unsigned int config = read_c0_config();
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.h b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.h
index ef2df8778d..c3eeed18b8 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.h
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/ar5315.h
@@ -121,11 +121,11 @@
*/
#define AR5315_SREV (AR5315_DSLBASE + 0x0014)
-#define REV_MAJ 0x00f0
-#define REV_MAJ_S 4
-#define REV_MIN 0x000f
-#define REV_MIN_S 0
-#define REV_CHIP (REV_MAJ|REV_MIN)
+#define AR5315_REV_MAJ 0x00f0
+#define AR5315_REV_MAJ_S 4
+#define AR5315_REV_MIN 0x000f
+#define AR5315_REV_MIN_S 0
+#define AR5315_REV_CHIP (AR5315_REV_MAJ|AR5315_REV_MIN)
/*
* Interface Enable
@@ -359,21 +359,21 @@
#define AR5315_PCICLK (AR5315_DSLBASE + 0x00a4)
-#define PCICLK_INPUT_M 0x3
-#define PCICLK_INPUT_S 0
+#define AR5315_PCICLK_INPUT_M 0x3
+#define AR5315_PCICLK_INPUT_S 0
-#define PCICLK_PLLC_CLKM 0
-#define PCICLK_PLLC_CLKM1 1
-#define PCICLK_PLLC_CLKC 2
-#define PCICLK_REF_CLK 3
+#define AR5315_PCICLK_PLLC_CLKM 0
+#define AR5315_PCICLK_PLLC_CLKM1 1
+#define AR5315_PCICLK_PLLC_CLKC 2
+#define AR5315_PCICLK_REF_CLK 3
-#define PCICLK_DIV_M 0xc
-#define PCICLK_DIV_S 2
+#define AR5315_PCICLK_DIV_M 0xc
+#define AR5315_PCICLK_DIV_S 2
-#define PCICLK_IN_FREQ 0
-#define PCICLK_IN_FREQ_DIV_6 1
-#define PCICLK_IN_FREQ_DIV_8 2
-#define PCICLK_IN_FREQ_DIV_10 3
+#define AR5315_PCICLK_IN_FREQ 0
+#define AR5315_PCICLK_IN_FREQ_DIV_6 1
+#define AR5315_PCICLK_IN_FREQ_DIV_8 2
+#define AR5315_PCICLK_IN_FREQ_DIV_10 3
/*
* Observation Control Register
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/ar531x.h b/target/linux/atheros-2.6/files/arch/mips/atheros/ar531x.h
index 208b0101a2..471cc7e7dc 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/ar531x.h
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/ar531x.h
@@ -1,10 +1,34 @@
#ifndef __AR531X_H
#define __AR531X_H
+#include <asm/cpu-info.h>
#include <ar531x_platform.h>
#include "ar5312.h"
#include "ar5315.h"
+/*
+ * Atheros CPUs before the AR2315 are using MIPS 4Kc core, later designs are
+ * using MIPS 4KEc R2 core. This makes it easy to determine the board at runtime.
+ */
+#ifdef CONFIG_ATHEROS_AR5312
+#define DO_AR5312(...) \
+ if (current_cpu_data.cputype != CPU_4KEC) { \
+ __VA_ARGS__ \
+ }
+#else
+#define DO_AR5312(...)
+#endif
+#ifdef CONFIG_ATHEROS_AR5315
+#define DO_AR5315(...) \
+ if (current_cpu_data.cputype == CPU_4KEC) { \
+ __VA_ARGS__ \
+ }
+#else
+#define DO_AR5315(...)
+#endif
+
+
+
#define MIPS_CPU_IRQ_BASE 0x00
#define AR531X_HIGH_PRIO 0x10
#define AR531X_MISC_IRQ_BASE 0x20
@@ -89,18 +113,20 @@ struct ar531x_boarddata {
u8 wlan1Mac[6]; /* (ar5212) */
};
+#define BOARD_CONFIG_BUFSZ 0x1000
-extern char *board_config;
-extern char *radio_config;
+extern char *board_config, *radio_config;
extern void serial_setup(unsigned long mapbase, unsigned int uartclk);
extern int ar531x_find_config(char *flash_limit);
+extern void ar5312_prom_init(void);
extern void ar5312_misc_intr_init(int irq_base);
-extern void ar5312_irq_dispatch(void);
extern void ar5312_plat_setup(void);
+extern asmlinkage void ar5312_irq_dispatch(void);
+extern void ar5315_prom_init(void);
extern void ar5315_misc_intr_init(int irq_base);
-extern asmlinkage void ar5315_irq_dispatch(void);
extern void ar5315_plat_setup(void);
+extern asmlinkage void ar5315_irq_dispatch(void);
#endif
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/board.c b/target/linux/atheros-2.6/files/arch/mips/atheros/board.c
index fe94c3ffc1..7913d8dbd8 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/board.c
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/board.c
@@ -106,7 +106,7 @@ int __init ar531x_find_config(char *flash_limit)
if (!bcfg)
return -ENODEV;
- board_config = kmalloc(0x1000, GFP_KERNEL);
+ board_config = kzalloc(BOARD_CONFIG_BUFSZ, GFP_KERNEL);
memcpy(board_config, bcfg, 0x100);
/* Radio config starts 0x100 bytes after board config, regardless
@@ -116,9 +116,9 @@ int __init ar531x_find_config(char *flash_limit)
if (!rcfg)
return -ENODEV;
- printk("Radio config found at offset 0x%x\n", rcfg - bcfg);
radio_config = board_config + 0x100 + ((rcfg - bcfg) & 0xfff);
- rcfg_size = 0x1000 - ((rcfg - bcfg) & 0xfff);
+ printk("Radio config found at offset 0x%x(0x%x)\n", rcfg - bcfg, radio_config - board_config);
+ rcfg_size = BOARD_CONFIG_BUFSZ - ((rcfg - bcfg) & (BOARD_CONFIG_BUFSZ - 1));
memcpy(radio_config, rcfg, rcfg_size);
return 0;
@@ -143,18 +143,8 @@ void __init serial_setup(unsigned long mapbase, unsigned int uartclk)
void __init plat_mem_setup(void)
{
- switch(mips_machtype) {
-#ifdef CONFIG_ATHEROS_AR5312
- case MACH_ATHEROS_AR5312:
- ar5312_plat_setup();
- break;
-#endif
-#ifdef CONFIG_ATHEROS_AR5315
- case MACH_ATHEROS_AR5315:
- ar5315_plat_setup();
- break;
-#endif
- }
+ DO_AR5312(ar5312_plat_setup();)
+ DO_AR5315(ar5315_plat_setup();)
/* Disable data watchpoints */
write_c0_watchlo0(0);
@@ -166,10 +156,22 @@ const char *get_system_type(void)
#ifdef CONFIG_ATHEROS_AR5312
case MACH_ATHEROS_AR5312:
return "Atheros AR5312\n";
+
+ case MACH_ATHEROS_AR2312:
+ return "Atheros AR2312\n";
+
+ case MACH_ATHEROS_AR2313:
+ return "Atheros AR2313\n";
#endif
#ifdef CONFIG_ATHEROS_AR5315
- case MACH_ATHEROS_AR5315:
- return "Atheros AR5315\n";
+ case MACH_ATHEROS_AR2315:
+ return "Atheros AR2315\n";
+ case MACH_ATHEROS_AR2316:
+ return "Atheros AR2316\n";
+ case MACH_ATHEROS_AR2317:
+ return "Atheros AR2317\n";
+ case MACH_ATHEROS_AR2318:
+ return "Atheros AR2318\n";
#endif
}
return "Atheros (unknown)";
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/irq.c b/target/linux/atheros-2.6/files/arch/mips/atheros/irq.c
index 99d960b417..052dbc1d23 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/irq.c
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/irq.c
@@ -67,14 +67,8 @@ static struct irqaction spurious_misc = {
asmlinkage void plat_irq_dispatch(void)
{
-#ifdef CONFIG_ATHEROS_AR5312
- if (mips_machtype == MACH_ATHEROS_AR5312)
- ar5312_irq_dispatch();
-#endif
-#ifdef CONFIG_ATHEROS_AR5315
- if (mips_machtype == MACH_ATHEROS_AR5315)
- ar5315_irq_dispatch();
-#endif
+ DO_AR5312(ar5312_irq_dispatch();)
+ DO_AR5315(ar5315_irq_dispatch();)
}
void __init arch_init_irq(void)
@@ -83,14 +77,8 @@ void __init arch_init_irq(void)
mips_cpu_irq_init(0);
/* Initialize interrupt controllers */
-#ifdef CONFIG_ATHEROS_AR5312
- if (mips_machtype == MACH_ATHEROS_AR5312)
- ar5312_misc_intr_init(AR531X_MISC_IRQ_BASE);
-#endif
-#ifdef CONFIG_ATHEROS_AR5315
- if (mips_machtype == MACH_ATHEROS_AR5315)
- ar5315_misc_intr_init(AR531X_MISC_IRQ_BASE);
-#endif
+ DO_AR5312(ar5312_misc_intr_init(AR531X_MISC_IRQ_BASE);)
+ DO_AR5315(ar5315_misc_intr_init(AR531X_MISC_IRQ_BASE);)
/* Default "spurious interrupt" handlers */
setup_irq(AR531X_IRQ_NONE, &spurious_irq);
diff --git a/target/linux/atheros-2.6/files/arch/mips/atheros/prom.c b/target/linux/atheros-2.6/files/arch/mips/atheros/prom.c
index 6dfa13c77d..5a4ee63b2c 100644
--- a/target/linux/atheros-2.6/files/arch/mips/atheros/prom.c
+++ b/target/linux/atheros-2.6/files/arch/mips/atheros/prom.c
@@ -27,38 +27,13 @@
void __init prom_init(void)
{
- u32 memsize, memcfg;
mips_machgroup = MACH_GROUP_ATHEROS;
mips_machtype = -1;
- /*
- * Atheros CPUs before the AR2315 are using MIPS 4Kc core, later designs are
- * using MIPS 4KEc R2 core. This makes it easy to determine the board at runtime.
- */
-
- if (current_cpu_data.cputype == CPU_4KEC) {
- mips_machtype = MACH_ATHEROS_AR5315;
-
- memcfg = sysRegRead(AR5315_MEM_CFG);
- memsize = 1 + ((memcfg & SDRAM_DATA_WIDTH_M) >> SDRAM_DATA_WIDTH_S);
- memsize <<= 1 + ((memcfg & SDRAM_COL_WIDTH_M) >> SDRAM_COL_WIDTH_S);
- memsize <<= 1 + ((memcfg & SDRAM_ROW_WIDTH_M) >> SDRAM_ROW_WIDTH_S);
- memsize <<= 3;
- } else {
- int bank0AC, bank1AC;
+ DO_AR5312(ar5312_prom_init();)
+ DO_AR5315(ar5315_prom_init();)
- mips_machtype = MACH_ATHEROS_AR5312;
-
- memcfg = sysRegRead(AR531X_MEM_CFG1);
- bank0AC = (memcfg & MEM_CFG1_AC0) >> MEM_CFG1_AC0_S;
- bank1AC = (memcfg & MEM_CFG1_AC1) >> MEM_CFG1_AC1_S;
- memsize = (bank0AC ? (1 << (bank0AC+1)) : 0)
- + (bank1AC ? (1 << (bank1AC+1)) : 0);
- memsize <<= 20;
- }
-
- add_memory_region(0, memsize, BOOT_MEM_RAM);
strcpy(arcs_cmdline, "console=ttyS0,9600 rootfstype=squashfs,jffs2");
}
diff --git a/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.c b/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.c
index bf62c78b13..52009fe40d 100644
--- a/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.c
+++ b/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.c
@@ -1,9 +1,9 @@
/*
- * ar2313.c: Linux driver for the Atheros AR231z Ethernet device.
+ * ar2313.c: Linux driver for the Atheros AR231x Ethernet device.
*
* Copyright (C) 2004 by Sameer Dekate <sdekate@arubanetworks.com>
* Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
- * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+ * Copyright (C) 2006-2007 Felix Fietkau <nbd@openwrt.org>
*
* Thanks to Atheros for providing hardware and documentation
* enabling me to write this driver.
@@ -50,7 +50,10 @@
#include <asm/uaccess.h>
#include <asm/bootinfo.h>
-#include <ar531x_platform.h>
+#define AR2313_MTU 1692
+#define AR2313_PRIOS 1
+#define AR2313_QUEUES (2*AR2313_PRIOS)
+#define AR2313_DESCR_ENTRIES 64
#undef INDEX_DEBUG
#define DEBUG 0
@@ -68,27 +71,11 @@
#define SMP_CACHE_BYTES L1_CACHE_BYTES
#endif
-#ifndef SET_MODULE_OWNER
-#define SET_MODULE_OWNER(dev) {do{} while(0);}
-#define AR2313_MOD_INC_USE_COUNT MOD_INC_USE_COUNT
-#define AR2313_MOD_DEC_USE_COUNT MOD_DEC_USE_COUNT
-#else
-#define AR2313_MOD_INC_USE_COUNT {do{} while(0);}
-#define AR2313_MOD_DEC_USE_COUNT {do{} while(0);}
-#endif
-
-#define PHYSADDR(a) ((_ACAST32_ (a)) & 0x1fffffff)
-
-static char ifname[5] = "bond";
-
-module_param_string(ifname, ifname, 5, 0);
-
#define AR2313_MBOX_SET_BIT 0x8
#define BOARD_IDX_STATIC 0
#define BOARD_IDX_OVERFLOW -1
-#include "ar2313_msg.h"
#include "platform.h"
#include "dma.h"
#include "ar2313.h"
@@ -154,16 +141,11 @@ MODULE_AUTHOR("Sameer Dekate <sdekate@arubanetworks.com>, Imre Kaloz <kaloz@open
MODULE_DESCRIPTION("AR2313 Ethernet driver");
#endif
-#if DEBUG
-static char version[] __initdata =
- "ar2313.c: v0.03 2006/07/12 sdekate@arubanetworks.com\n";
-#endif /* DEBUG */
-
#define virt_to_phys(x) ((u32)(x) & 0x1fffffff)
// prototypes
-static short armiiread(short phy, short reg);
-static void armiiwrite(short phy, short reg, short data);
+static short armiiread(struct net_device *dev, short phy, short reg);
+static void armiiwrite(struct net_device *dev, short phy, short reg, short data);
#ifdef TX_TIMEOUT
static void ar2313_tx_timeout(struct net_device *dev);
#endif
@@ -171,13 +153,6 @@ static void ar2313_halt(struct net_device *dev);
static void rx_tasklet_func(unsigned long data);
static void ar2313_multicast_list(struct net_device *dev);
-static int probed __initdata = 0;
-static unsigned long ar_eth_base;
-static unsigned long ar_dma_base;
-static unsigned long ar_int_base;
-static unsigned long ar_int_mac_mask;
-static unsigned long ar_int_phy_mask;
-
#ifndef ERR
#define ERR(fmt, args...) printk("%s: " fmt, __func__, ##args)
#endif
@@ -187,17 +162,10 @@ int __init ar2313_probe(struct platform_device *pdev)
{
struct net_device *dev;
struct ar2313_private *sp;
- struct ar531x_eth *cfg;
struct resource *res;
- int version_disp;
- char name[64] ;
+ unsigned long ar_eth_base;
+ char buf[64] ;
- if (probed)
- return -ENODEV;
- probed++;
-
- version_disp = 0;
- sprintf(name, "%s%%d", ifname) ;
dev = alloc_etherdev(sizeof(struct ar2313_private));
if (dev == NULL) {
@@ -210,21 +178,19 @@ int __init ar2313_probe(struct platform_device *pdev)
sp = dev->priv;
sp->dev = dev;
- cfg = pdev->dev.platform_data;
+ sp->cfg = pdev->dev.platform_data;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "eth_membase");
+ sprintf(buf, "eth%d_membase", pdev->id);
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, buf);
if (!res)
return -ENODEV;
sp->link = 0;
ar_eth_base = res->start;
- ar_dma_base = ar_eth_base + 0x1000;
- ar_int_base = cfg->reset_base;
- ar_int_mac_mask = cfg->reset_mac;
- ar_int_phy_mask = cfg->reset_phy;
- sp->phy = cfg->phy;
+ sp->phy = sp->cfg->phy;
- dev->irq = platform_get_irq_byname(pdev, "eth_irq");
+ sprintf(buf, "eth%d_irq", pdev->id);
+ dev->irq = platform_get_irq_byname(pdev, buf);
spin_lock_init(&sp->lock);
@@ -247,61 +213,43 @@ int __init ar2313_probe(struct platform_device *pdev)
tasklet_init(&sp->rx_tasklet, rx_tasklet_func, (unsigned long) dev);
tasklet_disable(&sp->rx_tasklet);
- /* display version info if adapter is found */
- if (!version_disp) {
- /* set display flag to TRUE so that */
- /* we only display this string ONCE */
- version_disp = 1;
-#if DEBUG
- printk(version);
-#endif /* DEBUG */
- }
-
-#if 0
- request_region(PHYSADDR(ar_eth_base), ETHERNET_SIZE*ETHERNET_MACS,
- "AR2313ENET");
-#endif
-
- sp->eth_regs = ioremap_nocache(PHYSADDR(ar_eth_base), sizeof(*sp->eth_regs));
+ sp->eth_regs = ioremap_nocache(virt_to_phys(ar_eth_base), sizeof(*sp->eth_regs));
if (!sp->eth_regs) {
printk("Can't remap eth registers\n");
return(-ENXIO);
}
- sp->dma_regs = ioremap_nocache(PHYSADDR(ar_eth_base + 0x1000), sizeof(*sp->dma_regs));
+ /*
+ * When there's only one MAC, PHY regs are typically on ENET0,
+ * even though the MAC might be on ENET1.
+ * Needto remap PHY regs separately in this case
+ */
+ if (virt_to_phys(ar_eth_base) == virt_to_phys(sp->phy_regs))
+ sp->phy_regs = sp->eth_regs;
+ else {
+ sp->phy_regs = ioremap_nocache(virt_to_phys(sp->cfg->phy_base), sizeof(*sp->phy_regs));
+ if (!sp->phy_regs) {
+ printk("Can't remap phy registers\n");
+ return(-ENXIO);
+ }
+ }
+
+ sp->dma_regs = ioremap_nocache(virt_to_phys(ar_eth_base + 0x1000), sizeof(*sp->dma_regs));
dev->base_addr = (unsigned int) sp->dma_regs;
if (!sp->dma_regs) {
printk("Can't remap DMA registers\n");
return(-ENXIO);
}
- sp->int_regs = ioremap_nocache(PHYSADDR(ar_int_base), 4);
+ sp->int_regs = ioremap_nocache(virt_to_phys(sp->cfg->reset_base), 4);
if (!sp->int_regs) {
printk("Can't remap INTERRUPT registers\n");
return(-ENXIO);
}
- strncpy(sp->name, "Atheros AR2313", sizeof (sp->name) - 1);
+ strncpy(sp->name, "Atheros AR231x", sizeof (sp->name) - 1);
sp->name [sizeof (sp->name) - 1] = '\0';
-
- {
- /* XXX: Will have to rewrite this part later */
- char *configstart;
- unsigned char def_mac[6] = {0, 0xaa, 0xbb, 0xcc, 0xdd, 0xee};
-
- configstart = (char *) cfg->board_config;
-
- if (!configstart) {
- printk("no valid mac found, using defaults");
- memcpy(dev->dev_addr, def_mac, 6);
- } else {
- memcpy(dev->dev_addr, ((u8 *)configstart)+102, 6);
- /* use the other MAC slot if the first one is empty */
- if (!memcmp(dev->dev_addr, "\xff\xff\xff\xff\xff\xff", 6))
- memcpy(dev->dev_addr, ((u8 *)configstart)+102 + 6, 6);
- }
- }
-
+ memcpy(dev->dev_addr, sp->cfg->macaddr, 6);
sp->board_idx = BOARD_IDX_STATIC;
if (ar2313_init(dev)) {
@@ -546,7 +494,7 @@ static int ar2313_allocate_descriptors(struct net_device *dev)
td->status = 0;
td->devcs = DMA_TX1_CHAINED;
td->addr = 0;
- td->descr = K1_TO_PHYS(&sp->tx_ring[(j+1) & (AR2313_DESCR_ENTRIES-1)]);
+ td->descr = virt_to_phys(&sp->tx_ring[(j+1) & (AR2313_DESCR_ENTRIES-1)]);
}
return 0;
@@ -632,7 +580,7 @@ static void ar2313_check_link(struct net_device *dev)
struct ar2313_private *sp = dev->priv;
u16 phyData;
- phyData = armiiread(sp->phy, MII_BMSR);
+ phyData = armiiread(dev, sp->phy, MII_BMSR);
if (sp->phyData != phyData) {
if (phyData & BMSR_LSTATUS) {
/* link is present, ready link partner ability to deterine duplexity */
@@ -640,10 +588,10 @@ static void ar2313_check_link(struct net_device *dev)
u16 reg;
sp->link = 1;
- reg = armiiread(sp->phy, MII_BMCR);
+ reg = armiiread(dev, sp->phy, MII_BMCR);
if (reg & BMCR_ANENABLE) {
/* auto neg enabled */
- reg = armiiread(sp->phy, MII_LPA);
+ reg = armiiread(dev, sp->phy, MII_LPA);
duplex = (reg & (LPA_100FULL|LPA_10FULL))? 1:0;
} else {
/* no auto neg, just read duplex config */
@@ -677,13 +625,13 @@ ar2313_reset_reg(struct net_device *dev)
unsigned int ethsal, ethsah;
unsigned int flags;
- *sp->int_regs |= ar_int_mac_mask;
+ *sp->int_regs |= sp->cfg->reset_mac;
mdelay(10);
- *sp->int_regs &= ~ar_int_mac_mask;
+ *sp->int_regs &= ~sp->cfg->reset_mac;
mdelay(10);
- *sp->int_regs |= ar_int_phy_mask;
+ *sp->int_regs |= sp->cfg->reset_phy;
mdelay(10);
- *sp->int_regs &= ~ar_int_phy_mask;
+ *sp->int_regs &= ~sp->cfg->reset_phy;
mdelay(10);
sp->dma_regs->bus_mode = (DMA_BUS_MODE_SWR);
@@ -696,8 +644,8 @@ ar2313_reset_reg(struct net_device *dev)
DMA_STATUS_RI |
DMA_STATUS_TI |
DMA_STATUS_FBE);
- sp->dma_regs->xmt_base = K1_TO_PHYS(sp->tx_ring);
- sp->dma_regs->rcv_base = K1_TO_PHYS(sp->rx_ring);
+ sp->dma_regs->xmt_base = virt_to_phys(sp->tx_ring);
+ sp->dma_regs->rcv_base = virt_to_phys(sp->rx_ring);
sp->dma_regs->control = (DMA_CONTROL_SR | DMA_CONTROL_ST | DMA_CONTROL_SF);
sp->eth_regs->flow_control = (FLOW_CONTROL_FCE);
@@ -943,27 +891,15 @@ static int ar2313_rx_int(struct net_device *dev)
skb_new = dev_alloc_skb(AR2313_BUFSIZE + RX_OFFSET + 128);
if (skb_new != NULL) {
- skb = sp->rx_skb[idx];
+ skb = sp->rx_skb[idx];
/* set skb */
- skb_put(skb, ((status >> DMA_RX_LEN_SHIFT) & 0x3fff) - CRC_LEN);
+ skb_put(skb, ((status >> DMA_RX_LEN_SHIFT) & 0x3fff) - CRC_LEN);
+
+ sp->stats.rx_bytes += skb->len;
+ skb->protocol = eth_type_trans(skb, dev);
+ /* pass the packet to upper layers */
+ netif_rx(skb);
-#ifdef CONFIG_MERLOT
- if ((dev->am_pkt_handler == NULL) ||
- (dev->am_pkt_handler(skb, dev) == 0)) {
-#endif
- sp->stats.rx_bytes += skb->len;
- skb->protocol = eth_type_trans(skb, dev);
- /* pass the packet to upper layers */
-
-#ifdef CONFIG_MERLOT
- if (dev->asap_netif_rx)
- dev->asap_netif_rx(skb);
- else
-#endif
- netif_rx(skb);
-#ifdef CONFIG_MERLOT
- }
-#endif
skb_new->dev = dev;
/* 16 bit align */
skb_reserve(skb_new, RX_OFFSET+32);
@@ -972,9 +908,8 @@ static int ar2313_rx_int(struct net_device *dev)
sp->stats.rx_packets++;
sp->rx_skb[idx] = skb_new;
-
} else {
- sp->stats.rx_dropped++;
+ sp->stats.rx_dropped++;
}
}
@@ -1138,8 +1073,6 @@ static int ar2313_open(struct net_device *dev)
sp->eth_regs->mac_control |= MAC_CONTROL_RE;
- AR2313_MOD_INC_USE_COUNT;
-
return 0;
}
@@ -1158,7 +1091,7 @@ static void ar2313_halt(struct net_device *dev)
sp->dma_regs->bus_mode = DMA_BUS_MODE_SWR;
/* place phy and MAC in reset */
- *sp->int_regs |= (ar_int_mac_mask | ar_int_phy_mask);
+ *sp->int_regs |= (sp->cfg->reset_mac | sp->cfg->reset_phy);
/* free buffers on tx ring */
for (j = 0; j < AR2313_DESCR_ENTRIES; j++) {
@@ -1208,7 +1141,6 @@ static int ar2313_close(struct net_device *dev)
free_irq(dev->irq, dev);
#endif
- AR2313_MOD_DEC_USE_COUNT;
return 0;
}
@@ -1255,8 +1187,6 @@ static int ar2313_start_xmit(struct sk_buff *skb, struct net_device *dev)
idx = DSC_NEXT(idx);
sp->tx_prd = idx;
- //dev->trans_start = jiffies;
-
return 0;
}
@@ -1277,7 +1207,7 @@ static int netdev_get_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
ecmd->phy_address = 1;
ecmd->advertising = ADVERTISED_MII;
- tmp = armiiread(np->phy, MII_ADVERTISE);
+ tmp = armiiread(dev, np->phy, MII_ADVERTISE);
if (tmp & ADVERTISE_10HALF)
ecmd->advertising |= ADVERTISED_10baseT_Half;
if (tmp & ADVERTISE_10FULL)
@@ -1287,7 +1217,7 @@ static int netdev_get_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
if (tmp & ADVERTISE_100FULL)
ecmd->advertising |= ADVERTISED_100baseT_Full;
- tmp = armiiread(np->phy, MII_BMCR);
+ tmp = armiiread(dev, np->phy, MII_BMCR);
if (tmp & BMCR_ANENABLE) {
ecmd->advertising |= ADVERTISED_Autoneg;
ecmd->autoneg = AUTONEG_ENABLE;
@@ -1296,7 +1226,7 @@ static int netdev_get_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
}
if (ecmd->autoneg == AUTONEG_ENABLE) {
- tmp = armiiread(np->phy, MII_LPA);
+ tmp = armiiread(dev, np->phy, MII_LPA);
if (tmp & (LPA_100FULL|LPA_10FULL)) {
ecmd->duplex = DUPLEX_FULL;
} else {
@@ -1344,7 +1274,7 @@ static int netdev_set_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
/* WHEW! now lets bang some bits */
- tmp = armiiread(np->phy, MII_BMCR);
+ tmp = armiiread(dev, np->phy, MII_BMCR);
if (ecmd->autoneg == AUTONEG_ENABLE) {
/* turn on autonegotiation */
tmp |= BMCR_ANENABLE;
@@ -1360,7 +1290,7 @@ static int netdev_set_ecmd(struct net_device *dev, struct ethtool_cmd *ecmd)
(ecmd->speed == SPEED_100)? 100:10,
(ecmd->duplex == DUPLEX_FULL)? "full":"half");
}
- armiiwrite(np->phy, MII_BMCR, tmp);
+ armiiwrite(dev, np->phy, MII_BMCR, tmp);
np->phyData = 0;
return 0;
}
@@ -1400,10 +1330,10 @@ static int netdev_ethtool_ioctl(struct net_device *dev, void *useraddr)
int tmp;
int r = -EINVAL;
/* if autoneg is off, it's an error */
- tmp = armiiread(np->phy, MII_BMCR);
+ tmp = armiiread(dev, np->phy, MII_BMCR);
if (tmp & BMCR_ANENABLE) {
tmp |= (BMCR_ANRESTART);
- armiiwrite(np->phy, MII_BMCR, tmp);
+ armiiwrite(dev, np->phy, MII_BMCR, tmp);
r = 0;
}
return r;
@@ -1411,7 +1341,7 @@ static int netdev_ethtool_ioctl(struct net_device *dev, void *useraddr)
/* get link status */
case ETHTOOL_GLINK: {
struct ethtool_value edata = {ETHTOOL_GLINK};
- edata.data = (armiiread(np->phy, MII_BMSR)&BMSR_LSTATUS) ? 1:0;
+ edata.data = (armiiread(dev, np->phy, MII_BMSR)&BMSR_LSTATUS) ? 1:0;
if (copy_to_user(useraddr, &edata, sizeof(edata)))
return -EFAULT;
return 0;
@@ -1426,57 +1356,6 @@ static int ar2313_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
struct mii_ioctl_data *data = (struct mii_ioctl_data *)&ifr->ifr_data;
switch (cmd) {
- case SIOCDEVPRIVATE: {
- struct ar2313_cmd scmd;
-
- if (copy_from_user(&scmd, ifr->ifr_data, sizeof(scmd)))
- return -EFAULT;
-
-#if DEBUG
- printk("%s: ioctl devprivate c=%d a=%x l=%d m=%d d=%x,%x\n",
- dev->name, scmd.cmd,
- scmd.address, scmd.length,
- scmd.mailbox, scmd.data[0], scmd.data[1]);
-#endif /* DEBUG */
-
- switch (scmd.cmd) {
- case AR2313_READ_DATA:
- if(scmd.length==4){
- scmd.data[0] = *((u32*)scmd.address);
- } else if(scmd.length==2) {
- scmd.data[0] = *((u16*)scmd.address);
- } else if (scmd.length==1) {
- scmd.data[0] = *((u8*)scmd.address);
- } else {
- return -EOPNOTSUPP;
- }
- if(copy_to_user(ifr->ifr_data, &scmd, sizeof(scmd)))
- return -EFAULT;
- break;
-
- case AR2313_WRITE_DATA:
- if(scmd.length==4){
- *((u32*)scmd.address) = scmd.data[0];
- } else if(scmd.length==2) {
- *((u16*)scmd.address) = scmd.data[0];
- } else if (scmd.length==1) {
- *((u8*)scmd.address) = scmd.data[0];
- } else {
- return -EOPNOTSUPP;
- }
- break;
-
- case AR2313_GET_VERSION:
- // SAMEER: sprintf((char*) &scmd, "%s", ARUBA_VERSION);
- if(copy_to_user(ifr->ifr_data, &scmd, sizeof(scmd)))
- return -EFAULT;
- break;
-
- default:
- return -EOPNOTSUPP;
- }
- return 0;
- }
case SIOCETHTOOL:
return netdev_ethtool_ioctl(dev, (void *) ifr->ifr_data);
@@ -1486,15 +1365,13 @@ static int ar2313_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
/* Fall Through */
case SIOCGMIIREG: /* Read MII PHY register. */
- case SIOCDEVPRIVATE+1: /* for binary compat, remove in 2.5 */
- data->val_out = armiiread(data->phy_id & 0x1f,
+ data->val_out = armiiread(dev, data->phy_id & 0x1f,
data->reg_num & 0x1f);
return 0;
case SIOCSMIIREG: /* Write MII PHY register. */
- case SIOCDEVPRIVATE+2: /* for binary compat, remove in 2.5 */
if (!capable(CAP_NET_ADMIN))
return -EPERM;
- armiiwrite(data->phy_id & 0x1f,
+ armiiwrite(dev, data->phy_id & 0x1f,
data->reg_num & 0x1f, data->val_in);
return 0;
@@ -1521,28 +1398,29 @@ static struct net_device_stats *ar2313_get_stats(struct net_device *dev)
return &sp->stats;
}
+
+#define MII_ADDR(phy, reg) \
+ ((reg << MII_ADDR_REG_SHIFT) | (phy << MII_ADDR_PHY_SHIFT))
+
static short
-armiiread(short phy, short reg)
+armiiread(struct net_device *dev, short phy, short reg)
{
- volatile ETHERNET_STRUCT * ethernet;
+ struct ar2313_private *sp = (struct ar2313_private *)dev->priv;
+ volatile ETHERNET_STRUCT *ethernet = sp->phy_regs;
- ethernet = (volatile ETHERNET_STRUCT *)(ar_eth_base); /* always MAC 0 */
- ethernet->mii_addr = ((reg << MII_ADDR_REG_SHIFT) |
- (phy << MII_ADDR_PHY_SHIFT));
- while (ethernet->mii_addr & MII_ADDR_BUSY);
- return (ethernet->mii_data >> MII_DATA_SHIFT);
+ ethernet->mii_addr = MII_ADDR(phy, reg);
+ while (ethernet->mii_addr & MII_ADDR_BUSY);
+ return (ethernet->mii_data >> MII_DATA_SHIFT);
}
static void
-armiiwrite(short phy, short reg, short data)
+armiiwrite(struct net_device *dev, short phy, short reg, short data)
{
- volatile ETHERNET_STRUCT * ethernet;
-
- ethernet = (volatile ETHERNET_STRUCT *)(ar_eth_base); /* always MAC 0 */
- while (ethernet->mii_addr & MII_ADDR_BUSY);
- ethernet->mii_data = data << MII_DATA_SHIFT;
- ethernet->mii_addr = ((reg << MII_ADDR_REG_SHIFT) |
- (phy << MII_ADDR_PHY_SHIFT) |
- MII_ADDR_WRITE);
+ struct ar2313_private *sp = (struct ar2313_private *)dev->priv;
+ volatile ETHERNET_STRUCT *ethernet = sp->phy_regs;
+
+ while (ethernet->mii_addr & MII_ADDR_BUSY);
+ ethernet->mii_data = data << MII_DATA_SHIFT;
+ ethernet->mii_addr = MII_ADDR(phy, reg) | MII_ADDR_WRITE;
}
diff --git a/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.h b/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.h
index 3606bd7a2a..40af4cb7f5 100644
--- a/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.h
+++ b/target/linux/atheros-2.6/files/drivers/net/ar2313/ar2313.h
@@ -3,56 +3,18 @@
#include <linux/autoconf.h>
#include <asm/bootinfo.h>
+#include <ar531x_platform.h>
#include "platform.h"
-extern unsigned long mips_machtype;
-
-#undef ETHERNET_BASE
-#define ETHERNET_BASE ar_eth_base
-#define ETHERNET_SIZE 0x00100000
-#define ETHERNET_MACS 2
-
-#undef DMA_BASE
-#define DMA_BASE ar_dma_base
-#define DMA_SIZE 0x00100000
-
-
/*
* probe link timer - 5 secs
*/
#define LINK_TIMER (5*HZ)
-/*
- * Interrupt register base address
- */
-#define INTERRUPT_BASE PHYS_TO_K1(ar_int_base)
-
-/*
- * Reset Register
- */
-#define AR531X_RESET (AR531X_RESETTMR + 0x0020)
-#define RESET_SYSTEM 0x00000001 /* cold reset full system */
-#define RESET_PROC 0x00000002 /* cold reset MIPS core */
-#define RESET_WLAN0 0x00000004 /* cold reset WLAN MAC and BB */
-#define RESET_EPHY0 0x00000008 /* cold reset ENET0 phy */
-#define RESET_EPHY1 0x00000010 /* cold reset ENET1 phy */
-#define RESET_ENET0 0x00000020 /* cold reset ENET0 mac */
-#define RESET_ENET1 0x00000040 /* cold reset ENET1 mac */
-
#define IS_DMA_TX_INT(X) (((X) & (DMA_STATUS_TI)) != 0)
#define IS_DMA_RX_INT(X) (((X) & (DMA_STATUS_RI)) != 0)
#define IS_DRIVER_OWNED(X) (((X) & (DMA_TX_OWN)) == 0)
-#ifndef K1_TO_PHYS
-// hack
-#define K1_TO_PHYS(x) (((unsigned int)(x)) & 0x1FFFFFFF) /* kseg1 to physical */
-#endif
-
-#ifndef PHYS_TO_K1
-// hack
-#define PHYS_TO_K1(x) (((unsigned int)(x)) | 0xA0000000) /* physical to kseg1 */
-#endif
-
#define AR2313_TX_TIMEOUT (HZ/4)
/*
@@ -111,9 +73,11 @@ struct ar2313_private
int version;
u32 mb[2];
+ volatile ETHERNET_STRUCT *phy_regs;
volatile ETHERNET_STRUCT *eth_regs;
volatile DMA *dma_regs;
volatile u32 *int_regs;
+ struct ar531x_eth *cfg;
spinlock_t lock; /* Serialise access to device */
diff --git a/target/linux/atheros-2.6/files/drivers/net/ar2313/dma.h b/target/linux/atheros-2.6/files/drivers/net/ar2313/dma.h
index 2f8c06af50..6544c4efbe 100644
--- a/target/linux/atheros-2.6/files/drivers/net/ar2313/dma.h
+++ b/target/linux/atheros-2.6/files/drivers/net/ar2313/dma.h
@@ -127,9 +127,14 @@
#define DMA_CONTROL_ST AR_BIT(13) /* start transmit */
#define DMA_CONTROL_SF AR_BIT(21) /* store and forward */
-#endif // __ARUBA_DMA_H__
-
+typedef struct {
+ volatile unsigned int status; // OWN, Device control and status.
+ volatile unsigned int devcs; // pkt Control bits + Length
+ volatile unsigned int addr; // Current Address.
+ volatile unsigned int descr; // Next descriptor in chain.
+} ar2313_descr_t;
+#endif // __ARUBA_DMA_H__
diff --git a/target/linux/atheros-2.6/files/drivers/net/ar2313/platform.h b/target/linux/atheros-2.6/files/drivers/net/ar2313/platform.h
index 67d8f5c08c..8e1c565bbd 100644
--- a/target/linux/atheros-2.6/files/drivers/net/ar2313/platform.h
+++ b/target/linux/atheros-2.6/files/drivers/net/ar2313/platform.h
@@ -17,43 +17,6 @@
#ifndef PLATFORM_H
#define PLATFORM_H
-#define BIT(x) (1 << (x))
-
-#define RESET_BASE 0xBC003020
-#define RESET_VALUE 0x00000001
-
-/********************************************************************
- * Device controller
- ********************************************************************/
-typedef struct {
- volatile unsigned int flash0;
-} DEVICE;
-
-#define device (*((volatile DEVICE *) DEV_CTL_BASE))
-
-// DDRC register
-#define DEV_WP (1<<26)
-
-/********************************************************************
- * DDR controller
- ********************************************************************/
-typedef struct {
- volatile unsigned int ddrc0;
- volatile unsigned int ddrc1;
- volatile unsigned int ddrrefresh;
-} DDR;
-
-#define ddr (*((volatile DDR *) DDR_BASE))
-
-// DDRC register
-#define DDRC_CS(i) ((i&0x3)<<0)
-#define DDRC_WE (1<<2)
-
-/********************************************************************
- * Ethernet interfaces
- ********************************************************************/
-#define ETHERNET_BASE 0xB8200000
-
//
// New Combo structure for Both Eth0 AND eth1
//
@@ -84,27 +47,9 @@ typedef struct {
volatile unsigned int reset_control; /* 0x20 */
} INTERRUPT;
-#define interrupt (*((volatile INTERRUPT *) INTERRUPT_BASE))
-
-#define INTERRUPT_MISC_TIMER BIT(0)
-#define INTERRUPT_MISC_AHBPROC BIT(1)
-#define INTERRUPT_MISC_AHBDMA BIT(2)
-#define INTERRUPT_MISC_GPIO BIT(3)
-#define INTERRUPT_MISC_UART BIT(4)
-#define INTERRUPT_MISC_UARTDMA BIT(5)
-#define INTERRUPT_MISC_WATCHDOG BIT(6)
-#define INTERRUPT_MISC_LOCAL BIT(7)
-
-#define INTERRUPT_GLOBAL_ETH BIT(2)
-#define INTERRUPT_GLOBAL_WLAN BIT(3)
-#define INTERRUPT_GLOBAL_MISC BIT(4)
-#define INTERRUPT_GLOBAL_ITIMER BIT(5)
-
/********************************************************************
* DMA controller
********************************************************************/
-#define DMA_BASE 0xB8201000
-
typedef struct {
volatile unsigned int bus_mode; /* 0x00 (CSR0) */
volatile unsigned int xmt_poll; /* 0x04 (CSR1) */
@@ -120,9 +65,4 @@ typedef struct {
volatile unsigned int cur_rx_buf_addr; /* 0x50 (CSR21) */
} DMA;
-#define dma (*((volatile DMA *) DMA_BASE))
-
-// macro to convert from virtual to physical address
-#define phys_addr(x) (x & 0x1fffffff)
-
#endif /* PLATFORM_H */
diff --git a/target/linux/atheros-2.6/files/include/asm-mips/mach-atheros/ar531x_platform.h b/target/linux/atheros-2.6/files/include/asm-mips/mach-atheros/ar531x_platform.h
index 377b31a266..bddcd59a0b 100644
--- a/target/linux/atheros-2.6/files/include/asm-mips/mach-atheros/ar531x_platform.h
+++ b/target/linux/atheros-2.6/files/include/asm-mips/mach-atheros/ar531x_platform.h
@@ -20,7 +20,9 @@ struct ar531x_eth {
u32 reset_base;
u32 reset_mac;
u32 reset_phy;
+ u32 phy_base;
char *board_config;
+ char *macaddr;
};
#endif /* __AR531X_PLATFORM_H */
diff --git a/target/linux/atheros-2.6/patches/100-board.patch b/target/linux/atheros-2.6/patches/100-board.patch
index a137d15d20..f04953a1e3 100644
--- a/target/linux/atheros-2.6/patches/100-board.patch
+++ b/target/linux/atheros-2.6/patches/100-board.patch
@@ -46,7 +46,7 @@ diff -urN linux.old/arch/mips/Makefile linux.dev/arch/mips/Makefile
diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/bootinfo.h
--- linux.old/include/asm-mips/bootinfo.h 2007-02-02 23:55:52.913446632 +0100
+++ linux.dev/include/asm-mips/bootinfo.h 2007-02-03 17:51:02.531494032 +0100
-@@ -212,6 +212,13 @@
+@@ -212,6 +212,18 @@
#define MACH_GROUP_NEC_EMMA2RH 25 /* NEC EMMA2RH (was 23) */
#define MACH_NEC_MARKEINS 0 /* NEC EMMA2RH Mark-eins */
@@ -54,8 +54,13 @@ diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/booti
+ * Valid machtype for group ATHEROS
+ */
+#define MACH_GROUP_ATHEROS 26
-+#define MACH_ATHEROS_AR5312 0 /* Atheros AR5312, AR2312/3/4 */
-+#define MACH_ATHEROS_AR5315 1 /* Atheros AR2315/6/7/8 */
++#define MACH_ATHEROS_AR5312 0
++#define MACH_ATHEROS_AR2312 1
++#define MACH_ATHEROS_AR2313 2
++#define MACH_ATHEROS_AR2315 3
++#define MACH_ATHEROS_AR2316 4
++#define MACH_ATHEROS_AR2317 5
++#define MACH_ATHEROS_AR2318 6
+
#define CL_SIZE COMMAND_LINE_SIZE
--
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