diff options
Diffstat (limited to 'target/linux/adm8668/files/arch')
3 files changed, 1 insertions, 149 deletions
diff --git a/target/linux/adm8668/files/arch/mips/adm8668/Makefile b/target/linux/adm8668/files/arch/mips/adm8668/Makefile index e8f6d6bf2..515c3a499 100644 --- a/target/linux/adm8668/files/arch/mips/adm8668/Makefile +++ b/target/linux/adm8668/files/arch/mips/adm8668/Makefile @@ -2,5 +2,5 @@ # something witty --neutronscott # -obj-y := irq.o prom.o platform.o proc.o \ +obj-y := irq.o prom.o platform.o gpio.o \ setup.o clock.o time.o early_printk.o \ diff --git a/target/linux/adm8668/files/arch/mips/adm8668/proc.c b/target/linux/adm8668/files/arch/mips/adm8668/proc.c deleted file mode 100644 index 77dbb1faf..000000000 --- a/target/linux/adm8668/files/arch/mips/adm8668/proc.c +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Copyright (C) 2010 Scott Nicholas <neutronscott@scottn.us> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/proc_fs.h> -#include <asm/uaccess.h> -#include <adm8668.h> - -int adm8668_sesled_write_proc(struct file *file, const char *buffer, unsigned long count, void *data) -{ - char buf[8]; - int num; - - num = (count < 8) ? count : 8; - - if (copy_from_user(buf, buffer, num)) - { - printk("copy_from_user failed"); - return -EFAULT; - } - num = simple_strtoul(buf, NULL, 16); - switch (num) - { - case 0: - GPIO_SET_LOW(0); - CRGPIO_SET_LOW(2); - break; - case 1: - GPIO_SET_LOW(0); - CRGPIO_SET_HI(2); - break; - case 2: - GPIO_SET_HI(0); - CRGPIO_SET_HI(2); - break; - default: - break; - } - - return count; -} - -int adm8668_sesled_read_proc(char *buf, char **start, off_t offset, int count, int *eof, void *data) -{ - int len = 0; - int led_state = 0; - - led_state = (ADM8668_CONFIG_REG(CRGPIO_REG) & 0x100) ? 1 : 0; - led_state += (ADM8668_WLAN_REG(GPIO_REG) & 0x40) ? 2 : 0; - len += sprintf(buf+len, "%s\n", - (led_state&1) ? - ((led_state&2) ? "ORANGE" : "GREEN") : "OFF"); - - return len; -} - -int adm8668_button_read_proc(char *buf, char **start, off_t offset, - int count, int *eof, void *data) -{ - int len = 0; - int read_once = ADM8668_CONFIG_REG(CRGPIO_REG); - int button_flip = (read_once >> 20) & 0x3; - int button_state = read_once & 0x3; - - len += sprintf(buf+len, "SES: %s %s\nRESET: %s %s\n", - (button_state&2) ? "UP" : "DOWN", - (button_flip&2) ? "FLIP" : "", - (button_state&1) ? "UP" : "DOWN", - (button_flip&1) ? "FLIP" : ""); - - return len; -} - -int __init adm8668_init_proc(void) -{ - struct proc_dir_entry *adm8668_proc_dir = NULL; - struct proc_dir_entry *sesled = NULL; - int __maybe_unused bogus; - - /* these are known to be lights. rest are input...? */ - ADM8668_CONFIG_REG(CRGPIO_REG) = GPIO2_OUTPUT_ENABLE; - ADM8668_WLAN_REG(GPIO_REG) = GPIO0_OUTPUT_ENABLE; - - /* inital read off of the flipper switcher on the button thingie */ - bogus = ADM8668_CONFIG_REG(CRGPIO_REG); - - adm8668_proc_dir = proc_mkdir("adm8668", 0); - if (adm8668_proc_dir == NULL) { - printk(KERN_ERR "ADM8668 proc: unable to create proc dir.\n"); - return 0; - } - create_proc_read_entry("buttons", 0444, adm8668_proc_dir, - adm8668_button_read_proc, NULL); - sesled = create_proc_entry("sesled", S_IRUGO|S_IWUGO, adm8668_proc_dir); - if (sesled) { - sesled->read_proc = adm8668_sesled_read_proc; - sesled->write_proc = adm8668_sesled_write_proc; - } - - return 0; -} - -module_init(adm8668_init_proc); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Scott Nicholas <neutronscott@scottn.us>"); -MODULE_DESCRIPTION("ADM8668 ghetto button driver"); diff --git a/target/linux/adm8668/files/arch/mips/include/asm/mach-adm8668/adm8668.h b/target/linux/adm8668/files/arch/mips/include/asm/mach-adm8668/adm8668.h index 65ed0b5d3..e39addfd6 100644 --- a/target/linux/adm8668/files/arch/mips/include/asm/mach-adm8668/adm8668.h +++ b/target/linux/adm8668/files/arch/mips/include/asm/mach-adm8668/adm8668.h @@ -46,12 +46,6 @@ #define INT_LVL_MAX INT_LVL_USB /* register access macros */ -#define ADM8668_LAN_REG(_reg) \ - (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_LAN_BASE + (_reg))))) -#define ADM8668_WAN_REG(_reg) \ - (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_WAN_BASE + (_reg))))) -#define ADM8668_WLAN_REG(_reg) \ - (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_WLAN_BASE + (_reg))))) #define ADM8668_CONFIG_REG(_reg) \ (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_CONFIG_BASE + (_reg))))) @@ -69,34 +63,6 @@ /** For GPIO control **/ #define GPIO_REG 0x5C /* on WLAN */ #define CRGPIO_REG 0x20 /* on CPU */ -#define GPIO0_OUTPUT_ENABLE 0x1000 -#define GPIO1_OUTPUT_ENABLE 0x2000 -#define GPIO2_OUTPUT_ENABLE 0x4000 -#define GPIO_OUTPUT_ENABLE_ALL 0x7000 -#define GPIO0_OUTPUT_1 0x40 -#define GPIO1_OUTPUT_1 0x80 -#define GPIO2_OUTPUT_1 0x100 -#define GPIO0_INPUT_1 0x1 -#define GPIO1_INPUT_1 0x2 -#define GPIO2_INPUT_1 0x4 - -#define GPIO_SET_HI(num) \ - ADM8668_WLAN_REG(GPIO_REG) |= (1 << (6 + num)) - -#define GPIO_SET_LOW(num) \ - ADM8668_WLAN_REG(GPIO_REG) &= ~(1 << (6 + num)) - -#define GPIO_TOGGLE(num) \ - ADM8668_WLAN_REG(GPIO_REG) ^= (1 << (6 + num)) - -#define CRGPIO_SET_HI(num) \ - ADM8668_CONFIG_REG(CRGPIO_REG) |= (1 << (6 + num)) - -#define CRGPIO_SET_LOW(num) \ - ADM8668_CONFIG_REG(CRGPIO_REG) &= ~(1 << (6 + num)) - -#define CRGPIO_TOGGLE(num) \ - ADM8668_CONFIG_REG(CRGPIO_REG) ^= (1 << (6 + num)) void adm8668_init_clocks(void); |