mirror of
https://github.com/openwrt/openwrt.git
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danube led cleanup
SVN-Revision: 9733
This commit is contained in:
John Crispin
parent
390c117899
commit
31857f702b
@ -18,7 +18,6 @@
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*
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*/
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#include <linux/config.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/version.h>
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@ -29,39 +28,15 @@
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#include <asm/uaccess.h>
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#include <asm/unistd.h>
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#include <linux/errno.h>
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/*
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* Chip Specific Head File
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*/
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#include <asm/danube/danube.h>
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#include <asm/danube/port.h>
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#include <asm/danube/danube_led.h>
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#include <asm/danube/danube_gptu.h>
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/*
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* ####################################
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* Definition
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* ####################################
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*/
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#define DEBUG_ON_AMAZON 0
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#define DATA_CLOCKING_EDGE FALLING_EDGE
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#define BOARD_TYPE REFERENCE_BOARD
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#define DEBUG_WRITE_REGISTER 0
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#define RISING_EDGE 0
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#define FALLING_EDGE 1
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#define EVALUATION_BOARD 0
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#define REFERENCE_BOARD 1
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/*
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* GPIO Driver Function Wrapping
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*/
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#define port_reserve_pin danube_port_reserve_pin
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#define port_free_pin danube_port_free_pin
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#define port_set_altsel0 danube_port_set_altsel0
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@ -73,9 +48,6 @@
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#define port_set_open_drain danube_port_set_open_drain
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#define port_clear_open_drain danube_port_clear_open_drain
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/*
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* GPIO Port Used By LED
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*/
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#define LED_SH_PORT 0
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#define LED_SH_PIN 4
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#define LED_SH_DIR 1
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@ -119,9 +91,6 @@
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#define ADSL_LED_IS_EXCLUSIVE 0
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#endif
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/*
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* Define GPIO Functions
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*/
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#if LED_SH_DIR
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#define LED_SH_DIR_SETUP port_set_dir_out
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#else
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@ -227,115 +196,10 @@
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#define LED_ADSL1_OPENDRAIN_SETUP port_clear_open_drain
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#endif
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/*
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* LED Device Minor Number
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*/
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#if !defined(LED_MINOR)
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#define LED_MINOR 151 // This number is written in Linux kernel document "devices.txt"
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#endif // !defined(LED_MINOR)
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/*
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* Bits Operation
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*/
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#define GET_BITS(x, msb, lsb) (((x) & ((1 << ((msb) + 1)) - 1)) >> (lsb))
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#define SET_BITS(x, msb, lsb, value) (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb)))
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/*
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* LED Registers Mapping
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*/
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#define DANUBE_LED (KSEG1 + 0x1E100BB0)
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#define DANUBE_LED_CON0 ((volatile unsigned int*)(DANUBE_LED + 0x0000))
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#define DANUBE_LED_CON1 ((volatile unsigned int*)(DANUBE_LED + 0x0004))
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#define DANUBE_LED_CPU0 ((volatile unsigned int*)(DANUBE_LED + 0x0008))
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#define DANUBE_LED_CPU1 ((volatile unsigned int*)(DANUBE_LED + 0x000C))
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#define DANUBE_LED_AR ((volatile unsigned int*)(DANUBE_LED + 0x0010))
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/*
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* LED Control 0 Register
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*/
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#define LED_CON0_SWU (*DANUBE_LED_CON0 & (1 << 31))
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#define LED_CON0_FALLING_EDGE (*DANUBE_LED_CON0 & (1 << 26))
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#define LED_CON0_AD1 (*DANUBE_LED_CON0 & (1 << 25))
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#define LED_CON0_AD0 (*DANUBE_LED_CON0 & (1 << 24))
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#define LED_CON0_LBn(n) (*DANUBE_LED_CON0 & (1 << n))
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#define LED_CON0_DEFAULT_VALUE (0x80000000 | (DATA_CLOCKING_EDGE << 26))
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/*
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* LED Control 1 Register
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*/
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#define LED_CON1_US (*DANUBE_LED_CON1 >> 30)
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#define LED_CON1_SCS (*DANUBE_LED_CON1 & (1 << 28))
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#define LED_CON1_FPID GET_BITS(*DANUBE_LED_CON1, 27, 23)
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#define LED_CON1_FPIS GET_BITS(*DANUBE_LED_CON1, 21, 20)
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#define LED_CON1_DO GET_BITS(*DANUBE_LED_CON1, 19, 18)
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#define LED_CON1_G2 (*DANUBE_LED_CON1 & (1 << 2))
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#define LED_CON1_G1 (*DANUBE_LED_CON1 & (1 << 1))
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#define LED_CON1_G0 (*DANUBE_LED_CON1 & 0x01)
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#define LED_CON1_G (*DANUBE_LED_CON1 & 0x07)
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#define LED_CON1_DEFAULT_VALUE 0x00000000
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/*
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* LED Data Output CPU 0 Register
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*/
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#define LED_CPU0_Ln(n) (*DANUBE_LED_CPU0 & (1 << n))
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#define LED_LED_CPU0_DEFAULT_VALUE 0x00000000
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/*
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* LED Data Output CPU 1 Register
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*/
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#define LED_CPU1_Ln(n) (*DANUBE_LED_CPU1 & (1 << n))
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#define LED_LED_CPU1_DEFAULT_VALUE 0x00000000
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/*
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* LED Data Output Access Rights Register
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*/
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#define LED_AR_Ln(n) (*DANUBE_LED_AR & (1 << n))
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#define LED_AR_DEFAULT_VALUE 0x00000000
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/*
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* If try module on Amazon chip, prepare some tricks to prevent invalid memory write.
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*/
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#if defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
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char g_pFakeRegisters[0x50];
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#undef DEBUG_WRITE_REGISTER
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#undef DANUBE_LED
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#define DANUBE_LED g_pFakeRegisters
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#undef port_reserve_pin
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#undef port_free_pin
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#undef port_set_altsel0
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#undef port_clear_altsel0
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#undef port_set_altsel1
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#undef port_clear_altsel1
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#undef port_set_dir_out
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#define port_reserve_pin amazon_port_reserve_pin
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#define port_free_pin amazon_port_free_pin
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#define port_set_altsel0 amazon_port_set_altsel0
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#define port_clear_altsel0 amazon_port_clear_altsel0
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#define port_set_altsel1 amazon_port_set_altsel1
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#define port_clear_altsel1 amazon_port_clear_altsel1
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#define port_set_dir_out amazon_port_set_dir_out
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#endif // defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
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/*
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* File Operations
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*/
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static int led_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
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static int led_open(struct inode *, struct file *);
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static int led_release(struct inode *, struct file *);
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/*
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* Software Update LED
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*/
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static inline int update_led(void);
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/*
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* LED Configuration Functions
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*/
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static inline unsigned int set_update_source(unsigned int, unsigned long, unsigned long);
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static inline unsigned int set_blink_in_batch(unsigned int, unsigned long, unsigned long);
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static inline unsigned int set_data_clock_edge(unsigned int, unsigned long);
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@ -347,49 +211,21 @@ static inline unsigned int set_number_of_enabled_led(unsigned int, unsigned long
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static inline unsigned int set_data_in_batch(unsigned int, unsigned long, unsigned long);
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static inline unsigned int set_access_right(unsigned int, unsigned long, unsigned long);
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/*
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* PMU Operation
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*/
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static inline void enable_led(void);
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static inline void disable_led(void);
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/*
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* GPIO Setup & Release
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*/
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static inline int setup_gpio_port(unsigned long);
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static inline void release_gpio_port(unsigned long);
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/*
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* GPT Setup & Release
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*/
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static inline int setup_gpt(int, unsigned long);
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static inline void release_gpt(int);
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/*
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* Turn On/Off LED
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*/
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static inline int turn_on_led(unsigned long);
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static inline void turn_off_led(unsigned long);
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static struct semaphore led_sem;
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static struct file_operations led_fops = {
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owner: THIS_MODULE,
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ioctl: led_ioctl,
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open: led_open,
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release: led_release
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};
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static struct miscdevice led_miscdev = {
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LED_MINOR,
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"led",
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&led_fops,
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NULL,
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NULL,
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NULL
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};
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static unsigned long gpt_on = 0;
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static unsigned long gpt_freq = 0;
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@ -399,35 +235,6 @@ static unsigned long f_led_on = 0;
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static int module_id;
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static int
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led_ioctl (struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
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{
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int ret = -EINVAL;
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struct led_config_param param;
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switch ( cmd )
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{
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case LED_CONFIG:
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copy_from_user(¶m, (char*)arg, sizeof(param));
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ret = danube_led_config(¶m);
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break;
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}
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return ret;
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}
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static int
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led_open (struct inode *inode, struct file *file)
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{
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return 0;
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}
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static int
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led_release (struct inode *inode, struct file *file)
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{
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return 0;
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}
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static inline int
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update_led (void)
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{
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@ -436,7 +243,7 @@ update_led (void)
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/*
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* GPT2 or FPID is the clock to update LEDs automatically.
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*/
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if ( LED_CON1_US != 0 )
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if (readl(DANUBE_LED_CON1) >> 30)
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return 0;
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/*
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@ -445,7 +252,7 @@ update_led (void)
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for ( i = 100000; i != 0; i -= j / 16 )
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{
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down(&led_sem);
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if ( !LED_CON0_SWU )
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if (!(readl(DANUBE_LED_CON0) & LED_CON0_SWU))
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{
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*DANUBE_LED_CON0 |= 1 << 31;
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up(&led_sem);
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@ -531,7 +338,6 @@ set_access_right (unsigned int reg, unsigned long mask, unsigned long ar)
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static inline void
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enable_led (void)
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{
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#if !defined(DEBUG_ON_AMAZON) || !DEBUG_ON_AMAZON
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/* Activate LED module in PMU. */
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int i = 1000000;
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@ -539,42 +345,19 @@ enable_led (void)
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while ( --i && (*(unsigned long *)0xBF102020 & (1 << 11)) );
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if ( !i )
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panic("Activating LED in PMU failed!");
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#endif
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}
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static inline void
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disable_led (void)
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{
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#if !defined(DEBUG_ON_AMAZON) || !DEBUG_ON_AMAZON
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/* Inactivating LED module in PMU. */
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*(unsigned long *)0xBF10201C |= 1 << 11;
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#endif
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}
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static inline int
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setup_gpio_port (unsigned long adsl)
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{
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#if !defined(DEBUG_ON_AMAZON) || !DEBUG_ON_AMAZON
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int ret = 0;
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#if defined(DEBUG_WRITE_REGISTER) && DEBUG_WRITE_REGISTER
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if ( adsl )
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{
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*(unsigned long *)0xBE100B18 |= 0x30;
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*(unsigned long *)0xBE100B1C |= 0x20;
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*(unsigned long *)0xBE100B1C &= ~0x10;
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*(unsigned long *)0xBE100B20 |= 0x30;
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*(unsigned long *)0xBE100B24 |= 0x30;
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}
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else
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{
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*(unsigned long *)0xBE100B18 |= 0x70;
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*(unsigned long *)0xBE100B1C |= 0x70;
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*(unsigned long *)0xBE100B20 &= ~0x70;
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*(unsigned long *)0xBE100B24 |= 0x70;
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}
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#else
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/*
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* Reserve all pins before config them.
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*/
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@ -635,8 +418,6 @@ setup_gpio_port (unsigned long adsl)
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LED_SH_DIR_SETUP(LED_SH_PORT, LED_SH_PIN, module_id);
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LED_SH_OPENDRAIN_SETUP(LED_SH_PORT, LED_SH_PIN, module_id);
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}
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#endif
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#endif
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return 0;
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}
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@ -644,8 +425,6 @@ setup_gpio_port (unsigned long adsl)
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static inline void
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release_gpio_port (unsigned long adsl)
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{
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#if !defined(DEBUG_ON_AMAZON) || !DEBUG_ON_AMAZON
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#if !defined(DEBUG_WRITE_REGISTER) || !DEBUG_WRITE_REGISTER
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if ( adsl )
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{
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port_free_pin(LED_ADSL0_PORT, LED_ADSL0_PIN, module_id);
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@ -657,8 +436,6 @@ release_gpio_port (unsigned long adsl)
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port_free_pin(LED_D_PORT, LED_D_PIN, module_id);
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port_free_pin(LED_SH_PORT, LED_SH_PIN, module_id);
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}
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#endif
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#endif
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}
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static inline int
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@ -735,7 +512,7 @@ danube_led_set_blink (unsigned int led, unsigned int blink)
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*DANUBE_LED_CON0 &= ~bit_mask;
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up(&led_sem);
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return (led == 0 && LED_CON0_AD0) || (led == 1 && LED_CON0_AD1) ? -EINVAL : 0;
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return (led == 0 && (readl(DANUBE_LED_CON0) & LED_CON0_AD0)) || (led == 1 && (readl(DANUBE_LED_CON0) & LED_CON0_AD1)) ? -EINVAL : 0;
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}
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int
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@ -786,7 +563,7 @@ danube_led_config (struct led_config_param* param)
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f_setup_gpt2 = 0;
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f_software_update = LED_CON0_SWU ? 0 : 1;
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f_software_update = (readl(DANUBE_LED_CON0) & LED_CON0_SWU) ? 0 : 1;
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new_led_on = f_led_on;
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new_adsl_on = adsl_on;
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@ -968,10 +745,6 @@ danube_led_config (struct led_config_param* param)
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if ( !f_led_on )
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disable_led();
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#if defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
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*DANUBE_LED_CON0 &= 0x7FFFFFFF;
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#endif
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up(&led_sem);
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return 0;
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@ -987,6 +760,50 @@ INVALID_PARAM:
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return -EINVAL;
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}
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static int
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led_ioctl (struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
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{
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int ret = -EINVAL;
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struct led_config_param param;
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switch ( cmd )
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{
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case LED_CONFIG:
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copy_from_user(¶m, (char*)arg, sizeof(param));
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ret = danube_led_config(¶m);
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break;
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}
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return ret;
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}
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static int
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led_open (struct inode *inode, struct file *file)
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{
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return 0;
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}
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static int
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led_release (struct inode *inode, struct file *file)
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{
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return 0;
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}
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static struct file_operations led_fops = {
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owner: THIS_MODULE,
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ioctl: led_ioctl,
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open: led_open,
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release: led_release
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};
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static struct miscdevice led_miscdev = {
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151,
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"led",
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&led_fops,
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NULL,
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NULL,
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NULL
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};
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int __init
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danube_led_init (void)
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@ -999,15 +816,11 @@ danube_led_init (void)
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/*
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* Set default value to registers to turn off all LED light.
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*/
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*DANUBE_LED_AR = LED_AR_DEFAULT_VALUE;
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*DANUBE_LED_CPU0 = LED_LED_CPU0_DEFAULT_VALUE;
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*DANUBE_LED_CPU1 = LED_LED_CPU1_DEFAULT_VALUE;
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*DANUBE_LED_CON1 = LED_CON1_DEFAULT_VALUE;
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*DANUBE_LED_CON0 = LED_CON0_DEFAULT_VALUE;
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#if defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
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*DANUBE_LED_CON0 &= 0x7FFFFFFF;
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#endif
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*DANUBE_LED_AR = 0x0;
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*DANUBE_LED_CPU0 = 0x0;
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*DANUBE_LED_CPU1 = 0x0;
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*DANUBE_LED_CON1 = 0x0;
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*DANUBE_LED_CON0 = (0x80000000 | (DATA_CLOCKING_EDGE << 26));
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disable_led();
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@ -1031,7 +844,6 @@ danube_led_init (void)
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up(&led_sem);
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#if BOARD_TYPE == REFERENCE_BOARD
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/* Add to enable hardware relay */
|
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/* Map for LED on reference board
|
||||
WLAN_READ LED11 OUT1 15
|
||||
@ -1055,7 +867,6 @@ danube_led_init (void)
|
||||
param.data_mask = 1 << 4;
|
||||
param.data = 1 << 4;
|
||||
danube_led_config(¶m);
|
||||
#endif
|
||||
|
||||
// by default, update by FSC clock (FPID)
|
||||
param.operation_mask = CONFIG_OPERATION_UPDATE_CLOCK;
|
||||
|
||||
@ -304,4 +304,19 @@
|
||||
#define DANUBE_BIU_WDT_CR_CLKDIV_SET(value) (((( 1 << 2) - 1) & (value)) << 24)
|
||||
#define DANUBE_BIU_WDT_CR_RELOAD_SET(value) (((( 1 << 16) - 1) & (value)) << 0)
|
||||
|
||||
|
||||
/*------------ LED */
|
||||
|
||||
#define DANUBE_LED_BASE_ADDR (KSEG1 + 0x1E100BB0)
|
||||
#define DANUBE_LED_CON0 ((u32*)(DANUBE_LED_BASE_ADDR + 0x0000))
|
||||
#define DANUBE_LED_CON1 ((u32*)(DANUBE_LED_BASE_ADDR + 0x0004))
|
||||
#define DANUBE_LED_CPU0 ((u32*)(DANUBE_LED_BASE_ADDR + 0x0008))
|
||||
#define DANUBE_LED_CPU1 ((u32*)(DANUBE_LED_BASE_ADDR + 0x000C))
|
||||
#define DANUBE_LED_AR ((u32*)(DANUBE_LED_BASE_ADDR + 0x0010))
|
||||
|
||||
|
||||
#define LED_CON0_SWU (1 << 31)
|
||||
#define LED_CON0_AD1 (1 << 25)
|
||||
#define LED_CON0_AD0 (1 << 24)
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user