/*
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** SAM926x IOCTL Header
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** HangZhou QiYang Technology Co.Ltd.
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** www.qiyangtech.com
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*/
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#ifndef __AT91_IOCTL_H__
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#define __AT91_IOCTL_H__
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// ==================================== PIO ============================================
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typedef enum {
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AT91PIO_DIR_INP = 0,
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AT91PIO_DIR_OUT
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} at91_pio_dir_t;
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typedef struct {
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int pin_idx;
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int pin_dir;
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int pin_sta;
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} at91_pio_arg;
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//IOCTL for PIO
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#define IOCTL_PIO_SETDIR _IOW('Q', 0x01, int) //Set pio direct
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#define IOCTL_PIO_GETDIR _IOR('Q', 0x02, int) //Get pio direct
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#define IOCTL_PIO_SETSTA _IOW('Q', 0x03, int) //Set pio status
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#define IOCTL_PIO_GETSTA _IOR('Q', 0x04, int) //Get pio status
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// ==================================== EBI ============================================
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typedef struct {
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int ebi_addr;
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int ebi_data;
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} at91_ebi_arg;
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// ==================================== PCX ============================================
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typedef struct {
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int pcx_addr;
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int pcx_data;
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} at91_pcx_arg;
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// ==================================== TCB ============================================
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typedef struct {
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int tc_freq;
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} at91_tc_arg;
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//IOCTL for TC
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#define IOCTL_TC_START _IOW('Q', 0x21, int)
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#define IOCTL_TC_STOP _IOW('Q', 0x22, int)
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#define IOCTL_TC_GETCNT _IOR('Q', 0x23, int)
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//IOCTL for AT91_CAN
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#define IOCTL_CAN_SETBAND _IOW('Q', 0x24, int)
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//IOCTL for PC104
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typedef struct {
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int addr;
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int data;
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} pc104_arg;
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enum {
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IOCTL_PC104_CHANGEWIDTH = 0x300,
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IOCTL_PC104_WAITINTERRUPT
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};
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// ==================================== PIO ============================================
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//IOCTL for Buzzer
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#define IOCTL_BZR_BEEP _IOW('Q', 0x31, int)
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// ==================================== PIO ============================================
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typedef struct {
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int pwm_freq; //frequency in Hz
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int pwm_duty; //duty cycle in percent. ex. 50 is 50%
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int pwm_pulse; //1 for PWM positive pulse, 0 for negative pulse
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} at91_pwm_arg;
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#define IOCTL_PWM_START _IOW('Q', 0x41, int)
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#define IOCTL_PWM_STOP _IOW('Q', 0x42, int)
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#define IOCTL_PWM_SETARG _IOW('Q', 0x43, at91_pwm_arg *)
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#define IOCTL_PWM_GETARG _IOR('Q', 0x44, at91_pwm_arg *)
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//====================================PWM================================================
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struct pwm_str{
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int chid;//enable channel id
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int cpre;
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int cpol;
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int calg;
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int cdty;
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int cprd;
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};
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struct pwm_getcnt{
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int chid;
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int valu;
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};
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struct pwm_cupd{
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int chid;
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int cpd;
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int valu;
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};
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#define IOCTL_PWM_DIVA _IOW('P',0X01,int)
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#define IOCTL_PWM_DIVB _IOW('P',0X02,int)
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#define IOCTL_PWM_RPEA _IOW('P',0X03,int)
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#define IOCTL_PWM_RPEB _IOW('P',0X04,int)
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#define IOCTL_PWM_ECHID _IOW('P',0X05,int)//enable channel
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#define IOCTL_PWM_DCHID _IOW('P',0X06,int)//disable channel
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#define IOCTL_PWM_ENINT _IOW('P',0X07,int)//enable interrupt
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#define IOCTL_PWM_DIINT _IOW('P',0X08,int)//disable interrupt
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#define IOCTL_SET_CMR_CDTY_CPRD _IOW('P',0x09,int)
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#define IOCTL_PWM_CPD _IOW('P',0x0c,int)//updata duty cycle or period
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#define IOCTL_PWM_GETCNT _IOR('P',0x0f,int)//get counter value
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#define IOCTL_PWM_CUPD _IOW('P',0x10,int)
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#endif //__AT91_IOCTL_H__
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