diff options
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 4e1beaae3..d337098d5 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 62d579793..2b6b875b4 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 b0db7c1d0..4e09fe01f 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 ef2df8778..c3eeed18b 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 208b0101a..471cc7e7d 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 fe94c3ffc..7913d8dbd 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 99d960b41..052dbc1d2 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 6dfa13c77..5a4ee63b2 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 bf62c78b1..52009fe40 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 3606bd7a2..40af4cb7f 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 2f8c06af5..6544c4efb 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 67d8f5c08..8e1c565bb 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 377b31a26..bddcd59a0 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 a137d15d2..f04953a1e 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 |