diff options
Diffstat (limited to 'target/linux/lantiq/files-3.2/arch/mips/lantiq/falcon/addon-easy98000.c')
| -rw-r--r-- | target/linux/lantiq/files-3.2/arch/mips/lantiq/falcon/addon-easy98000.c | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/target/linux/lantiq/files-3.2/arch/mips/lantiq/falcon/addon-easy98000.c b/target/linux/lantiq/files-3.2/arch/mips/lantiq/falcon/addon-easy98000.c deleted file mode 100644 index 317ee4001b..0000000000 --- a/target/linux/lantiq/files-3.2/arch/mips/lantiq/falcon/addon-easy98000.c +++ /dev/null @@ -1,213 +0,0 @@ -/* - * 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/module.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); 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