diff options
Diffstat (limited to 'target/linux/lantiq/patches-2.6.39')
4 files changed, 454 insertions, 10 deletions
diff --git a/target/linux/lantiq/patches-2.6.39/110-falcon_board.patch b/target/linux/lantiq/patches-2.6.39/110-falcon_board.patch index 9355dc6865..58f1479d7a 100644 --- a/target/linux/lantiq/patches-2.6.39/110-falcon_board.patch +++ b/target/linux/lantiq/patches-2.6.39/110-falcon_board.patch @@ -14,9 +14,10 @@ +endif --- /dev/null +++ b/arch/mips/lantiq/falcon/Makefile -@@ -0,0 +1,3 @@ +@@ -0,0 +1,4 @@ +obj-y := clk-falcon.o devices.o gpio.o prom.o sysctrl.o reset.o +obj-y += softdog_vpe.o ++obj-$(CONFIG_LANTIQ_MACH_EASY98000) += addon-easy98000.o +obj-$(CONFIG_LANTIQ_MACH_EASY98000) += mach-easy98000.o --- /dev/null +++ b/arch/mips/lantiq/falcon/clk-falcon.c @@ -71,7 +72,7 @@ +EXPORT_SYMBOL(ltq_get_fpi_hz); --- /dev/null +++ b/arch/mips/lantiq/falcon/devices.c -@@ -0,0 +1,180 @@ +@@ -0,0 +1,254 @@ +#include <linux/init.h> +#include <linux/module.h> +#include <linux/types.h> @@ -88,6 +89,7 @@ +#include <linux/gpio.h> +#include <linux/leds.h> +#include <linux/spi/spi.h> ++#include <linux/mtd/nand.h> + +#include <asm/bootinfo.h> +#include <asm/irq.h> @@ -96,6 +98,7 @@ + +#include <falcon/falcon_irq.h> +#include <falcon/gpon_reg_base.h> ++#include <falcon/ebu_reg.h> +#include <falcon/sys1_reg.h> +#include <falcon/sys_eth_reg.h> + @@ -183,6 +186,78 @@ + platform_device_register(<q_spi); +} + ++/* nand flash */ ++static struct gpon_reg_ebu __iomem *membase_ebu; ++static const char *part_probes[] = { "cmdlinepart", NULL }; ++ ++static int falcon_nand_ready(struct mtd_info *mtd) ++{ ++ u32 modcon = __raw_readl(&membase_ebu->modcon); ++ ++ return (((modcon & (MODCON_STS|MODCON_STSEDGE)) == ++ (MODCON_STS|MODCON_STSEDGE))); ++} ++ ++/* address lines used for NAND control signals */ ++#define NAND_ADDR_ALE (1<<16) ++#define NAND_ADDR_CLE (1<<17) ++ ++static void falcon_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl) ++{ ++ struct nand_chip *this = mtd->priv; ++ unsigned long nandaddr = (unsigned long) this->IO_ADDR_W; ++ ++ if (ctrl & NAND_CTRL_CHANGE) { ++ nandaddr &= ~(NAND_ADDR_ALE | NAND_ADDR_CLE); ++ ++ if (ctrl & NAND_CLE) ++ nandaddr |= NAND_ADDR_CLE; ++ if (ctrl & NAND_ALE) ++ nandaddr |= NAND_ADDR_ALE; ++ ++ this->IO_ADDR_W = (void __iomem *) nandaddr; ++ } ++ ++ if (cmd != NAND_CMD_NONE) ++ writeb(cmd, this->IO_ADDR_W); ++} ++ ++static struct platform_nand_data falcon_flash_nand_data = { ++ .chip = { ++ .nr_chips = 1, ++ .chip_delay = 25, ++ .part_probe_types = part_probes, ++ }, ++ .ctrl = { ++ .cmd_ctrl = falcon_hwcontrol, ++ .dev_ready = falcon_nand_ready, ++ } ++}; ++ ++static struct resource ltq_nand_resources[] = { ++ MEM_RES("nand", LTQ_FLASH_START, LTQ_FLASH_START + LTQ_FLASH_MAX - 1), ++ MEM_RES("ebu", GPON_EBU_BASE, GPON_EBU_END), ++}; ++ ++static struct platform_device ltq_flash_nand = { ++ .name = "gen_nand", ++ .id = -1, ++ .num_resources = ARRAY_SIZE(ltq_nand_resources), ++ .resource = ltq_nand_resources, ++ .dev = { ++ .platform_data = &falcon_flash_nand_data, ++ }, ++}; ++ ++void __init falcon_register_nand(void) ++{ ++ membase_ebu = ioremap_nocache(ltq_nand_resources[1].start, ++ resource_size(<q_nand_resources[1])); ++ ++ if (membase_ebu) ++ platform_device_register(<q_flash_nand); ++} ++ +/* watchdog */ +static struct resource falcon_wdt_resource = + MEM_RES("watchdog",GPON_WDT_BASE,GPON_WDT_END); @@ -254,7 +329,7 @@ +} --- /dev/null +++ b/arch/mips/lantiq/falcon/devices.h -@@ -0,0 +1,21 @@ +@@ -0,0 +1,22 @@ +#ifndef _FALCON_DEVICES_H__ +#define _FALCON_DEVICES_H__ + @@ -267,6 +342,7 @@ +extern void __init falcon_register_spi_flash(struct spi_board_info *data); +extern void __init falcon_register_gpio(void); +extern void __init falcon_register_nor(struct physmap_flash_data *data); ++extern void __init falcon_register_nand(void); +extern void __init falcon_register_wdt(void); +extern void __init falcon_register_crypto(void); + @@ -1285,7 +1361,7 @@ +arch_initcall(mips_reboot_setup); --- /dev/null +++ b/arch/mips/lantiq/falcon/mach-easy98000.c -@@ -0,0 +1,247 @@ +@@ -0,0 +1,263 @@ +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/leds.h> @@ -1423,8 +1499,12 @@ + } +}; + ++extern int easy98000_addon_has_dm9000(void); +static void __init register_davicom(void) +{ ++ if (!easy98000_addon_has_dm9000()) ++ return; ++ + if (!is_valid_ether_addr(ltq_ethaddr)) + random_ether_addr(dm9000_plat_data.dev_addr); + else { @@ -1448,9 +1528,10 @@ + } +}; + -+void __init register_easy98000_cpld_led(void) ++void __init register_easy98000_cpld(void) +{ + platform_device_register_simple("easy98000_cpld_led", 0, NULL, 0); ++ platform_device_register_simple("easy98000_addon", 0, NULL, 0); +} + +/* setup gpio based spi bus/device for access to the eeprom on the board */ @@ -1507,7 +1588,7 @@ + register_davicom(); + ltq_add_device_leds_gpio(-1, ARRAY_SIZE(easy98000_leds_gpio), + easy98000_leds_gpio); -+ register_easy98000_cpld_led(); ++ register_easy98000_cpld(); + falcon_register_crypto(); + easy98000_spi_gpio_init(); +} @@ -1524,6 +1605,12 @@ + falcon_register_spi_flash(&easy98000_spi_flash_data); +} + ++static void __init easy98000nand_init(void) ++{ ++ easy98000_init_common(); ++ falcon_register_nand(); ++} ++ +MIPS_MACHINE(LANTIQ_MACH_EASY98000, + "EASY98000", + "EASY98000 Eval Board", @@ -1533,6 +1620,11 @@ + "EASY98000SF", + "EASY98000 Eval Board (Serial Flash)", + easy98000sf_init); ++ ++MIPS_MACHINE(LANTIQ_MACH_EASY98000NAND, ++ "EASY98000NAND", ++ "EASY98000 Eval Board (NAND Flash)", ++ easy98000nand_init); --- /dev/null +++ b/arch/mips/lantiq/falcon/softdog_vpe.c @@ -0,0 +1,109 @@ @@ -1731,7 +1823,223 @@ + /* FALCON */ + LANTIQ_MACH_EASY98000, /* Falcon Eval Board, NOR Flash */ + LANTIQ_MACH_EASY98000SF, /* Falcon Eval Board, Serial Flash */ ++ LANTIQ_MACH_EASY98000NAND, /* Falcon Eval Board, NAND Flash */ + LANTIQ_MACH_EASY98020, /* Falcon Reference Board */ }; #endif +--- /dev/null ++++ b/arch/mips/lantiq/falcon/addon-easy98000.c +@@ -0,0 +1,212 @@ ++/* ++ * EASY98000 CPLD Addon driver ++ * ++ * Copyright (C) 2011 Thomas Langer <thomas.langer@lantiq.com> ++ * ++ * This program is free software; you can redistribute it and/or modify it ++ * under the terms of the GNU General Public License version 2 as published ++ * by the Free Software Foundation. ++ * ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/version.h> ++#include <linux/types.h> ++#include <linux/init.h> ++#include <linux/platform_device.h> ++#include <linux/errno.h> ++#include <linux/slab.h> ++#include <linux/proc_fs.h> ++#include <linux/seq_file.h> ++ ++struct easy98000_reg_cpld { ++ u16 cmdreg1; /* 0x1 */ ++ u16 cmdreg0; /* 0x0 */ ++ u16 idreg0; /* 0x3 */ ++ u16 resreg; /* 0x2 */ ++ u16 intreg; /* 0x5 */ ++ u16 idreg1; /* 0x4 */ ++ u16 ledreg; /* 0x7 */ ++ u16 pcmconconfig; /* 0x6 */ ++ u16 res0; /* 0x9 */ ++ u16 ethledreg; /* 0x8 */ ++ u16 res1[4]; /* 0xa-0xd */ ++ u16 cpld1v; /* 0xf */ ++ u16 cpld2v; /* 0xe */ ++}; ++static struct easy98000_reg_cpld * const cpld = ++ (struct easy98000_reg_cpld *)(KSEG1 | 0x17c00000); ++#define cpld_r8(reg) (__raw_readw(&cpld->reg) & 0xFF) ++#define cpld_w8(val, reg) __raw_writew((val) & 0xFF, &cpld->reg) ++ ++int easy98000_addon_has_dm9000(void) ++{ ++ if ((cpld_r8(idreg0) & 0xF) == 1) ++ return 1; ++ return 0; ++} ++ ++#if defined(CONFIG_PROC_FS) ++typedef void (*cpld_dump) (struct seq_file *s); ++struct proc_entry { ++ char *name; ++ void *callback; ++}; ++ ++static int cpld_proc_show ( struct seq_file *s, void *p ) ++{ ++ cpld_dump dump = s->private; ++ ++ if ( dump != NULL ) ++ dump(s); ++ ++ return 0; ++} ++ ++static int cpld_proc_open ( struct inode *inode, struct file *file ) ++{ ++ return single_open ( file, cpld_proc_show, PDE(inode)->data ); ++} ++ ++static void cpld_versions_get ( struct seq_file *s ) ++{ ++ seq_printf(s, "CPLD1: V%d\n", cpld_r8(cpld1v)); ++ seq_printf(s, "CPLD2: V%d\n", cpld_r8(cpld2v)); ++} ++ ++static void cpld_ebu_module_get ( struct seq_file *s ) ++{ ++ u8 addon_id; ++ ++ addon_id = cpld_r8(idreg0) & 0xF; ++ switch (addon_id) { ++ case 0xF: /* nothing connected */ ++ break; ++ case 1: ++ seq_printf(s, "Ethernet Controller module (dm9000)\n"); ++ break; ++ default: ++ seq_printf(s, "Unknown EBU module (EBU_ID=0x%02X)\n", addon_id); ++ break; ++ } ++} ++ ++static void cpld_xmii_module_get ( struct seq_file *s ) ++{ ++ u8 addon_id; ++ char *mod = NULL; ++ ++ addon_id = cpld_r8(idreg1) & 0xF; ++ switch (addon_id) { ++ case 0xF: ++ mod = "no module"; ++ break; ++ case 0x1: ++ mod = "RGMII module"; ++ break; ++ case 0x4: ++ mod = "GMII MAC Mode (XWAY TANTOS-3G)"; ++ break; ++ case 0x6: ++ mod = "TMII MAC Mode (XWAY TANTOS-3G)"; ++ break; ++ case 0x8: ++ mod = "GMII PHY module"; ++ break; ++ case 0x9: ++ mod = "MII PHY module"; ++ break; ++ case 0xA: ++ mod = "RMII PHY module"; ++ break; ++ default: ++ break; ++ } ++ if (mod) ++ seq_printf(s, "%s\n", mod); ++ else ++ seq_printf(s, "unknown xMII module (xMII_ID=0x%02X)\n", addon_id); ++} ++ ++static struct proc_entry proc_entries[] = { ++ {"versions", cpld_versions_get}, ++ {"ebu", cpld_ebu_module_get}, ++ {"xmii", cpld_xmii_module_get}, ++}; ++ ++static struct file_operations ops = { ++ .owner = THIS_MODULE, ++ .open = cpld_proc_open, ++ .read = seq_read, ++ .llseek = seq_lseek, ++ .release = single_release, ++}; ++ ++static void cpld_proc_entry_create(struct proc_dir_entry *parent_node, ++ struct proc_entry *proc_entry) ++{ ++ proc_create_data ( proc_entry->name, (S_IFREG | S_IRUGO), parent_node, ++ &ops, proc_entry->callback); ++} ++ ++static int cpld_proc_install(void) ++{ ++ struct proc_dir_entry *driver_proc_node; ++ ++ driver_proc_node = proc_mkdir("cpld", NULL); ++ if (driver_proc_node != NULL) { ++ int i; ++ for (i = 0; i < ARRAY_SIZE(proc_entries); i++) ++ cpld_proc_entry_create(driver_proc_node, ++ &proc_entries[i]); ++ } else { ++ printk("cannot create proc entry"); ++ return -1; ++ } ++ return 0; ++} ++#else ++static inline int cpld_proc_install(void) {} ++#endif ++ ++static int easy98000_addon_probe(struct platform_device *pdev) ++{ ++ return cpld_proc_install(); ++} ++ ++static int easy98000_addon_remove(struct platform_device *pdev) ++{ ++#if defined(CONFIG_PROC_FS) ++ char buf[64]; ++ int i; ++ ++ for (i = 0; i < sizeof(proc_entries) / sizeof(proc_entries[0]); i++) { ++ sprintf(buf, "cpld/%s", proc_entries[i].name); ++ remove_proc_entry(buf, 0); ++ } ++ remove_proc_entry("cpld", 0); ++#endif ++ return 0; ++} ++ ++static struct platform_driver easy98000_addon_driver = { ++ .probe = easy98000_addon_probe, ++ .remove = __devexit_p(easy98000_addon_remove), ++ .driver = { ++ .name = "easy98000_addon", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++int __init easy98000_addon_init(void) ++{ ++ return platform_driver_register(&easy98000_addon_driver); ++} ++ ++void __exit easy98000_addon_exit(void) ++{ ++ platform_driver_unregister(&easy98000_addon_driver); ++} ++ ++module_init(easy98000_addon_init); ++module_exit(easy98000_addon_exit); diff --git a/target/linux/lantiq/patches-2.6.39/140-falcon-easy98000-cpld-led.patch b/target/linux/lantiq/patches-2.6.39/140-falcon-easy98000-cpld-led.patch index f623b2e079..c93c3e779d 100644 --- a/target/linux/lantiq/patches-2.6.39/140-falcon-easy98000-cpld-led.patch +++ b/target/linux/lantiq/patches-2.6.39/140-falcon-easy98000-cpld-led.patch @@ -1,8 +1,8 @@ --- a/arch/mips/lantiq/falcon/Makefile +++ b/arch/mips/lantiq/falcon/Makefile -@@ -1,3 +1,4 @@ - obj-y := clk-falcon.o devices.o gpio.o prom.o sysctrl.o reset.o +@@ -2,3 +2,4 @@ obj-y := clk-falcon.o devices.o gpio.o p obj-y += softdog_vpe.o + obj-$(CONFIG_LANTIQ_MACH_EASY98000) += addon-easy98000.o obj-$(CONFIG_LANTIQ_MACH_EASY98000) += mach-easy98000.o +obj-$(CONFIG_LANTIQ_MACH_EASY98000) += dev-leds-easy98000-cpld.o --- /dev/null @@ -141,7 +141,7 @@ + +static struct platform_driver led_driver = { + .probe = led_probe, -+ .remove = led_remove, ++ .remove = __devexit_p(led_remove), + .driver = { + .name = LED_NAME, + .owner = THIS_MODULE, diff --git a/target/linux/lantiq/patches-2.6.39/150-falcon-easy98020.patch b/target/linux/lantiq/patches-2.6.39/150-falcon-easy98020.patch index 7010d3517d..65557bff25 100644 --- a/target/linux/lantiq/patches-2.6.39/150-falcon-easy98020.patch +++ b/target/linux/lantiq/patches-2.6.39/150-falcon-easy98020.patch @@ -1,6 +1,6 @@ --- /dev/null +++ b/arch/mips/lantiq/falcon/mach-easy98020.c -@@ -0,0 +1,97 @@ +@@ -0,0 +1,117 @@ +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/leds.h> @@ -21,6 +21,10 @@ +#define EASY98020_GPIO_LED_1 10 +#define EASY98020_GPIO_LED_2 11 +#define EASY98020_GPIO_LED_3 12 ++#define EASY98020_GPIO_LED_GE0_ACT 110 ++#define EASY98020_GPIO_LED_GE0_LINK 109 ++#define EASY98020_GPIO_LED_GE1_ACT 106 ++#define EASY98020_GPIO_LED_GE1_LINK 105 + +extern unsigned char ltq_ethaddr[6]; + @@ -79,6 +83,22 @@ + .name = "easy98020:green:3", + .gpio = EASY98020_GPIO_LED_3, + .active_low = 0, ++ }, { ++ .name = "easy98020:ge0_act", ++ .gpio = EASY98020_GPIO_LED_GE0_ACT, ++ .active_low = 0, ++ }, { ++ .name = "easy98020:ge0_link", ++ .gpio = EASY98020_GPIO_LED_GE0_LINK, ++ .active_low = 0, ++ }, { ++ .name = "easy98020:ge1_act", ++ .gpio = EASY98020_GPIO_LED_GE1_ACT, ++ .active_low = 0, ++ }, { ++ .name = "easy98020:ge1_link", ++ .gpio = EASY98020_GPIO_LED_GE1_LINK, ++ .active_low = 0, + } +}; + diff --git a/target/linux/lantiq/patches-2.6.39/350-dm9000-polling.patch b/target/linux/lantiq/patches-2.6.39/350-dm9000-polling.patch new file mode 100644 index 0000000000..7abfc59310 --- /dev/null +++ b/target/linux/lantiq/patches-2.6.39/350-dm9000-polling.patch @@ -0,0 +1,116 @@ +--- a/drivers/net/dm9000.c ++++ b/drivers/net/dm9000.c +@@ -19,6 +19,7 @@ + * Sascha Hauer <s.hauer@pengutronix.de> + */ + ++#define DEBUG + #include <linux/module.h> + #include <linux/ioport.h> + #include <linux/netdevice.h> +@@ -125,6 +126,8 @@ typedef struct board_info { + struct delayed_work phy_poll; + struct net_device *ndev; + ++ struct delayed_work irq_poll; /* for use in irq polling mode */ ++ + spinlock_t lock; + + struct mii_if_info mii; +@@ -855,6 +858,8 @@ static void dm9000_timeout(struct net_de + netif_stop_queue(dev); + dm9000_reset(db); + dm9000_init_dm9000(dev); ++ dm9000_reset(db); ++ dm9000_init_dm9000(dev); + /* We can accept TX packets again */ + dev->trans_start = jiffies; /* prevent tx timeout */ + netif_wake_queue(dev); +@@ -926,6 +931,12 @@ dm9000_start_xmit(struct sk_buff *skb, s + /* free this SKB */ + dev_kfree_skb(skb); + ++ /* directly poll afterwards */ ++ if (dev->irq == -1) { ++ cancel_delayed_work(&db->irq_poll); ++ schedule_delayed_work(&db->irq_poll, 1); ++ } ++ + return NETDEV_TX_OK; + } + +@@ -1167,6 +1178,18 @@ static void dm9000_poll_controller(struc + } + #endif + ++static void dm9000_poll_irq(struct work_struct *w) ++{ ++ struct delayed_work *dw = to_delayed_work(w); ++ board_info_t *db = container_of(dw, board_info_t, irq_poll); ++ struct net_device *ndev = db->ndev; ++ ++ dm9000_interrupt(0, ndev); ++ ++ if (netif_running(ndev)) ++ schedule_delayed_work(&db->irq_poll, HZ /100); ++} ++ + /* + * Open the interface. + * The interface is opened whenever "ifconfig" actives it. +@@ -1180,17 +1203,18 @@ dm9000_open(struct net_device *dev) + if (netif_msg_ifup(db)) + dev_dbg(db->dev, "enabling %s\n", dev->name); + +- /* If there is no IRQ type specified, default to something that +- * may work, and tell the user that this is a problem */ ++ if (dev->irq != -1) { ++ /* If there is no IRQ type specified, default to something that ++ * may work, and tell the user that this is a problem */ + +- if (irqflags == IRQF_TRIGGER_NONE) +- dev_warn(db->dev, "WARNING: no IRQ resource flags set.\n"); ++ if (irqflags == IRQF_TRIGGER_NONE) ++ dev_warn(db->dev, "WARNING: no IRQ resource flags set.\n"); + +- irqflags |= IRQF_SHARED; +- +- if (request_irq(dev->irq, dm9000_interrupt, irqflags, dev->name, dev)) +- return -EAGAIN; ++ irqflags |= IRQF_SHARED; + ++ if (request_irq(dev->irq, dm9000_interrupt, irqflags, dev->name, dev)) ++ return -EAGAIN; ++ } + /* GPIO0 on pre-activate PHY, Reg 1F is not set by reset */ + iow(db, DM9000_GPR, 0); /* REG_1F bit0 activate phyxcer */ + mdelay(1); /* delay needs by DM9000B */ +@@ -1198,13 +1222,19 @@ dm9000_open(struct net_device *dev) + /* Initialize DM9000 board */ + dm9000_reset(db); + dm9000_init_dm9000(dev); ++ /* testing: init a second time */ ++ dm9000_reset(db); ++ dm9000_init_dm9000(dev); + + /* Init driver variable */ + db->dbug_cnt = 0; + + mii_check_media(&db->mii, netif_msg_link(db), 1); + netif_start_queue(dev); +- ++ ++ if (dev->irq == -1) ++ schedule_delayed_work(&db->irq_poll, HZ / 100); ++ + dm9000_schedule_poll(db); + + return 0; +@@ -1401,6 +1431,7 @@ dm9000_probe(struct platform_device *pde + mutex_init(&db->addr_lock); + + INIT_DELAYED_WORK(&db->phy_poll, dm9000_poll_work); ++ INIT_DELAYED_WORK(&db->irq_poll, dm9000_poll_irq); + + db->addr_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + db->data_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); |