mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-18 23:47:31 +02:00
178 lines
6.3 KiB
C
178 lines
6.3 KiB
C
|
/* incaAscSio.h - (INCA) ASC UART tty driver header */
|
||
|
|
|
||
|
|
#ifndef __INCincaAscSioh
|
||
|
|
#define __INCincaAscSioh
|
||
|
|
|
||
|
|
#include <asm/inca-ip.h>
|
||
|
|
|
||
|
|
/* channel operating modes */
|
||
|
|
#define ASCOPT_CSIZE 0x00000003
|
||
|
|
#define ASCOPT_CS7 0x00000001
|
||
|
|
#define ASCOPT_CS8 0x00000002
|
||
|
|
#define ASCOPT_PARENB 0x00000004
|
||
|
|
#define ASCOPT_STOPB 0x00000008
|
||
|
|
#define ASCOPT_PARODD 0x00000010
|
||
|
|
#define ASCOPT_CREAD 0x00000020
|
||
|
|
|
||
|
|
#define ASC_OPTIONS (ASCOPT_CREAD | ASCOPT_CS8)
|
||
|
|
|
||
|
|
/* ASC input select (0 or 1) */
|
||
|
|
#define CONSOLE_TTY 0
|
||
|
|
|
||
|
|
/* use fractional divider for baudrate settings */
|
||
|
|
#define INCAASC_USE_FDV
|
||
|
|
|
||
|
|
#ifdef INCAASC_USE_FDV
|
||
|
|
#define INCAASC_FDV_LOW_BAUDRATE 71
|
||
|
|
#define INCAASC_FDV_HIGH_BAUDRATE 453
|
||
|
|
#endif /*INCAASC_USE_FDV*/
|
||
|
|
|
||
|
|
|
||
|
|
#define INCAASC_TXFIFO_FL 1
|
||
|
|
#define INCAASC_RXFIFO_FL 1
|
||
|
|
#define INCAASC_TXFIFO_FULL 16
|
||
|
|
|
||
|
|
/* interrupt lines masks for the ASC device interrupts*/
|
||
|
|
/* change these macroses if it's necessary */
|
||
|
|
#define INCAASC_IRQ_LINE_ALL 0x000F0000 /* all IRQs */
|
||
|
|
|
||
|
|
#define INCAASC_IRQ_LINE_TIR 0x00010000 /* TIR - Tx */
|
||
|
|
#define INCAASC_IRQ_LINE_RIR 0x00020000 /* RIR - Rx */
|
||
|
|
#define INCAASC_IRQ_LINE_EIR 0x00040000 /* EIR - Err */
|
||
|
|
#define INCAASC_IRQ_LINE_TBIR 0x00080000 /* TBIR - Tx Buf*/
|
||
|
|
|
||
|
|
/* interrupt controller access macros */
|
||
|
|
#define ASC_INTERRUPTS_ENABLE(X) \
|
||
|
|
*((volatile unsigned int*) INCA_IP_ICU_IM2_IER) |= X;
|
||
|
|
#define ASC_INTERRUPTS_DISABLE(X) \
|
||
|
|
*((volatile unsigned int*) INCA_IP_ICU_IM2_IER) &= ~X;
|
||
|
|
#define ASC_INTERRUPTS_CLEAR(X) \
|
||
|
|
*((volatile unsigned int*) INCA_IP_ICU_IM2_ISR) = X;
|
||
|
|
|
||
|
|
/* CLC register's bits and bitfields */
|
||
|
|
#define ASCCLC_DISR 0x00000001
|
||
|
|
#define ASCCLC_DISS 0x00000002
|
||
|
|
#define ASCCLC_RMCMASK 0x0000FF00
|
||
|
|
#define ASCCLC_RMCOFFSET 8
|
||
|
|
|
||
|
|
/* CON register's bits and bitfields */
|
||
|
|
#define ASCCON_MODEMASK 0x0007
|
||
|
|
#define ASCCON_M_8SYNC 0x0
|
||
|
|
#define ASCCON_M_8ASYNC 0x1
|
||
|
|
#define ASCCON_M_8IRDAASYNC 0x2
|
||
|
|
#define ASCCON_M_7ASYNCPAR 0x3
|
||
|
|
#define ASCCON_M_9ASYNC 0x4
|
||
|
|
#define ASCCON_M_8WAKEUPASYNC 0x5
|
||
|
|
#define ASCCON_M_8ASYNCPAR 0x7
|
||
|
|
#define ASCCON_STP 0x0008
|
||
|
|
#define ASCCON_REN 0x0010
|
||
|
|
#define ASCCON_PEN 0x0020
|
||
|
|
#define ASCCON_FEN 0x0040
|
||
|
|
#define ASCCON_OEN 0x0080
|
||
|
|
#define ASCCON_PE 0x0100
|
||
|
|
#define ASCCON_FE 0x0200
|
||
|
|
#define ASCCON_OE 0x0400
|
||
|
|
#define ASCCON_FDE 0x0800
|
||
|
|
#define ASCCON_ODD 0x1000
|
||
|
|
#define ASCCON_BRS 0x2000
|
||
|
|
#define ASCCON_LB 0x4000
|
||
|
|
#define ASCCON_R 0x8000
|
||
|
|
|
||
|
|
/* WHBCON register's bits and bitfields */
|
||
|
|
#define ASCWHBCON_CLRREN 0x0010
|
||
|
|
#define ASCWHBCON_SETREN 0x0020
|
||
|
|
#define ASCWHBCON_CLRPE 0x0100
|
||
|
|
#define ASCWHBCON_CLRFE 0x0200
|
||
|
|
#define ASCWHBCON_CLROE 0x0400
|
||
|
|
#define ASCWHBCON_SETPE 0x0800
|
||
|
|
#define ASCWHBCON_SETFE 0x1000
|
||
|
|
#define ASCWHBCON_SETOE 0x2000
|
||
|
|
|
||
|
|
/* ABCON register's bits and bitfields */
|
||
|
|
#define ASCABCON_ABEN 0x0001
|
||
|
|
#define ASCABCON_AUREN 0x0002
|
||
|
|
#define ASCABCON_ABSTEN 0x0004
|
||
|
|
#define ASCABCON_ABDETEN 0x0008
|
||
|
|
#define ASCABCON_FCDETEN 0x0010
|
||
|
|
#define ASCABCON_EMMASK 0x0300
|
||
|
|
#define ASCABCON_EMOFF 8
|
||
|
|
#define ASCABCON_EM_DISAB 0x0
|
||
|
|
#define ASCABCON_EM_DURAB 0x1
|
||
|
|
#define ASCABCON_EM_ALWAYS 0x2
|
||
|
|
#define ASCABCON_TXINV 0x0400
|
||
|
|
#define ASCABCON_RXINV 0x0800
|
||
|
|
|
||
|
|
/* FDV register mask, offset and bitfields*/
|
||
|
|
#define ASCFDV_VALUE_MASK 0x000001FF
|
||
|
|
|
||
|
|
/* WHBABCON register's bits and bitfields */
|
||
|
|
#define ASCWHBABCON_SETABEN 0x0001
|
||
|
|
#define ASCWHBABCON_CLRABEN 0x0002
|
||
|
|
|
||
|
|
/* ABSTAT register's bits and bitfields */
|
||
|
|
#define ASCABSTAT_FCSDET 0x0001
|
||
|
|
#define ASCABSTAT_FCCDET 0x0002
|
||
|
|
#define ASCABSTAT_SCSDET 0x0004
|
||
|
|
#define ASCABSTAT_SCCDET 0x0008
|
||
|
|
#define ASCABSTAT_DETWAIT 0x0010
|
||
|
|
|
||
|
|
/* WHBABSTAT register's bits and bitfields */
|
||
|
|
#define ASCWHBABSTAT_CLRFCSDET 0x0001
|
||
|
|
#define ASCWHBABSTAT_SETFCSDET 0x0002
|
||
|
|
#define ASCWHBABSTAT_CLRFCCDET 0x0004
|
||
|
|
#define ASCWHBABSTAT_SETFCCDET 0x0008
|
||
|
|
#define ASCWHBABSTAT_CLRSCSDET 0x0010
|
||
|
|
#define ASCWHBABSTAT_SETSCSDET 0x0020
|
||
|
|
#define ASCWHBABSTAT_SETSCCDET 0x0040
|
||
|
|
#define ASCWHBABSTAT_CLRSCCDET 0x0080
|
||
|
|
#define ASCWHBABSTAT_CLRDETWAIT 0x0100
|
||
|
|
#define ASCWHBABSTAT_SETDETWAIT 0x0200
|
||
|
|
|
||
|
|
/* TXFCON register's bits and bitfields */
|
||
|
|
#define ASCTXFCON_TXFEN 0x0001
|
||
|
|
#define ASCTXFCON_TXFFLU 0x0002
|
||
|
|
#define ASCTXFCON_TXTMEN 0x0004
|
||
|
|
#define ASCTXFCON_TXFITLMASK 0x3F00
|
||
|
|
#define ASCTXFCON_TXFITLOFF 8
|
||
|
|
|
||
|
|
/* RXFCON register's bits and bitfields */
|
||
|
|
#define ASCRXFCON_RXFEN 0x0001
|
||
|
|
#define ASCRXFCON_RXFFLU 0x0002
|
||
|
|
#define ASCRXFCON_RXTMEN 0x0004
|
||
|
|
#define ASCRXFCON_RXFITLMASK 0x3F00
|
||
|
|
#define ASCRXFCON_RXFITLOFF 8
|
||
|
|
|
||
|
|
/* FSTAT register's bits and bitfields */
|
||
|
|
#define ASCFSTAT_RXFFLMASK 0x003F
|
||
|
|
#define ASCFSTAT_TXFFLMASK 0x3F00
|
||
|
|
#define ASCFSTAT_TXFFLOFF 8
|
||
|
|
|
||
|
|
#define INCAASC_PMU_ENABLE(BIT) *((volatile ulong*)0xBF102000) |= (0x1 << BIT);
|
||
|
|
|
||
|
|
typedef struct /* incaAsc_t */
|
||
|
|
{
|
||
|
|
volatile unsigned long asc_clc; /*0x0000*/
|
||
|
|
volatile unsigned long asc_pisel; /*0x0004*/
|
||
|
|
volatile unsigned long asc_rsvd1[2]; /* for mapping */ /*0x0008*/
|
||
|
|
volatile unsigned long asc_con; /*0x0010*/
|
||
|
|
volatile unsigned long asc_bg; /*0x0014*/
|
||
|
|
volatile unsigned long asc_fdv; /*0x0018*/
|
||
|
|
volatile unsigned long asc_pmw; /* not used */ /*0x001C*/
|
||
|
|
volatile unsigned long asc_tbuf; /*0x0020*/
|
||
|
|
volatile unsigned long asc_rbuf; /*0x0024*/
|
||
|
|
volatile unsigned long asc_rsvd2[2]; /* for mapping */ /*0x0028*/
|
||
|
|
volatile unsigned long asc_abcon; /*0x0030*/
|
||
|
|
volatile unsigned long asc_abstat; /* not used */ /*0x0034*/
|
||
|
|
volatile unsigned long asc_rsvd3[2]; /* for mapping */ /*0x0038*/
|
||
|
|
volatile unsigned long asc_rxfcon; /*0x0040*/
|
||
|
|
volatile unsigned long asc_txfcon; /*0x0044*/
|
||
|
|
volatile unsigned long asc_fstat; /*0x0048*/
|
||
|
|
volatile unsigned long asc_rsvd4; /* for mapping */ /*0x004C*/
|
||
|
|
volatile unsigned long asc_whbcon; /*0x0050*/
|
||
|
|
volatile unsigned long asc_whbabcon; /*0x0054*/
|
||
|
|
volatile unsigned long asc_whbabstat; /* not used */ /*0x0058*/
|
||
|
|
|
||
|
|
} incaAsc_t;
|
||
|
|
|
||
|
|
#endif /* __INCincaAscSioh */
|