diff options
Diffstat (limited to 'include/asm-arm/arch-arm720t/netarm_ser_module.h')
| -rw-r--r-- | include/asm-arm/arch-arm720t/netarm_ser_module.h | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/include/asm-arm/arch-arm720t/netarm_ser_module.h b/include/asm-arm/arch-arm720t/netarm_ser_module.h deleted file mode 100644 index 6fbae11c8d..0000000000 --- a/include/asm-arm/arch-arm720t/netarm_ser_module.h +++ /dev/null @@ -1,347 +0,0 @@ -/* - * linux/include/asm-arm/arch-netarm/netarm_ser_module.h - * - * Copyright (C) 2000 NETsilicon, Inc. - * Copyright (C) 2000 Red Hat, Inc. - * - * This software is copyrighted by Red Hat. LICENSEE agrees that - * it will not delete this copyright notice, trademarks or protective - * notices from any copy made by LICENSEE. - * - * This software is provided "AS-IS" and any express or implied - * warranties or conditions, including but not limited to any - * implied warranties of merchantability and fitness for a particular - * purpose regarding this software. In no event shall Red Hat - * be liable for any indirect, consequential, or incidental damages, - * loss of profits or revenue, loss of use or data, or interruption - * of business, whether the alleged damages are labeled in contract, - * tort, or indemnity. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * author(s) : Joe deBlaquiere - * Clark Williams - */ - -#ifndef __NETARM_SER_MODULE_REGISTERS_H -#define __NETARM_SER_MODULE_REGISTERS_H - -#ifndef __ASSEMBLER__ - -/* (--sub)#include "types.h" */ - -/* serial channel control structure */ -typedef struct { - u32 ctrl_a; - u32 ctrl_b; - u32 status_a; - u32 bitrate; - u32 fifo; - u32 rx_buf_timer; - u32 rx_char_timer; - u32 rx_match; - u32 rx_match_mask; - u32 ctrl_c; - u32 status_b; - u32 status_c; - u32 fifo_last; - u32 unused[3]; -} netarm_serial_channel_t; - -#endif - -/* SER unit register offsets */ - -/* #ifdef CONFIG_ARCH_NETARM */ -#define NETARM_SER_MODULE_BASE (0xFFD00000) -/* #else */ -/* extern serial_channel_t netarm_dummy_registers[]; */ -/* #define NETARM_SER_MODULE_BASE (netarm_dummy_registers) */ -/* #ifndef NETARM_XTAL_FREQ */ -/* #define NETARM_XTAL_FREQ 18432000 */ -/* #endif */ -/* #endif */ - -/* calculate the sysclk value from the pll setting */ -#define NETARM_PLLED_SYSCLK_FREQ (( NETARM_XTAL_FREQ / 5 ) * \ - ( NETARM_PLL_COUNT_VAL + 3 )) - -#define get_serial_channel(c) (&(((netarm_serial_channel_t *)NETARM_SER_MODULE_BASE)[c])) - -#define NETARM_SER_CH1_CTRL_A (0x00) -#define NETARM_SER_CH1_CTRL_B (0x04) -#define NETARM_SER_CH1_STATUS_A (0x08) -#define NETARM_SER_CH1_BITRATE (0x0C) -#define NETARM_SER_CH1_FIFO (0x10) -#define NETARM_SER_CH1_RX_BUF_TMR (0x14) -#define NETARM_SER_CH1_RX_CHAR_TMR (0x18) -#define NETARM_SER_CH1_RX_MATCH (0x1c) -#define NETARM_SER_CH1_RX_MATCH_MASK (0x20) -#define NETARM_SER_CH1_CTRL_C (0x24) -#define NETARM_SER_CH1_STATUS_B (0x28) -#define NETARM_SER_CH1_STATUS_C (0x2c) -#define NETARM_SER_CH1_FIFO_LAST (0x30) - -#define NETARM_SER_CH2_CTRL_A (0x40) -#define NETARM_SER_CH2_CTRL_B (0x44) -#define NETARM_SER_CH2_STATUS_A (0x48) -#define NETARM_SER_CH2_BITRATE (0x4C) -#define NETARM_SER_CH2_FIFO (0x50) -#define NETARM_SER_CH2_RX_BUF_TMR (0x54) -#define NETARM_SER_CH2_RX_CHAR_TMR (0x58) -#define NETARM_SER_CH2_RX_MATCH (0x5c) -#define NETARM_SER_CH2_RX_MATCH_MASK (0x60) -#define NETARM_SER_CH2_CTRL_C (0x64) -#define NETARM_SER_CH2_STATUS_B (0x68) -#define NETARM_SER_CH2_STATUS_C (0x6c) -#define NETARM_SER_CH2_FIFO_LAST (0x70) - -/* select bitfield defintions */ - -/* Control Register A */ - -#define NETARM_SER_CTLA_ENABLE (0x80000000) -#define NETARM_SER_CTLA_BRK (0x40000000) - -#define NETARM_SER_CTLA_STICKP (0x20000000) - -#define NETARM_SER_CTLA_P_EVEN (0x18000000) -#define NETARM_SER_CTLA_P_ODD (0x08000000) -#define NETARM_SER_CTLA_P_NONE (0x00000000) - -/* if you read the errata, you will find that the STOP bits don't work right */ -#define NETARM_SER_CTLA_2STOP (0x00000000) -#define NETARM_SER_CTLA_3STOP (0x04000000) - -#define NETARM_SER_CTLA_5BITS (0x00000000) -#define NETARM_SER_CTLA_6BITS (0x01000000) -#define NETARM_SER_CTLA_7BITS (0x02000000) -#define NETARM_SER_CTLA_8BITS (0x03000000) - -#define NETARM_SER_CTLA_CTSTX (0x00800000) -#define NETARM_SER_CTLA_RTSRX (0x00400000) - -#define NETARM_SER_CTLA_LOOP_REM (0x00200000) -#define NETARM_SER_CTLA_LOOP_LOC (0x00100000) - -#define NETARM_SER_CTLA_GPIO2 (0x00080000) -#define NETARM_SER_CTLA_GPIO1 (0x00040000) - -#define NETARM_SER_CTLA_DTR_EN (0x00020000) -#define NETARM_SER_CTLA_RTS_EN (0x00010000) - -#define NETARM_SER_CTLA_IE_RX_BRK (0x00008000) -#define NETARM_SER_CTLA_IE_RX_FRMERR (0x00004000) -#define NETARM_SER_CTLA_IE_RX_PARERR (0x00002000) -#define NETARM_SER_CTLA_IE_RX_OVERRUN (0x00001000) -#define NETARM_SER_CTLA_IE_RX_RDY (0x00000800) -#define NETARM_SER_CTLA_IE_RX_HALF (0x00000400) -#define NETARM_SER_CTLA_IE_RX_FULL (0x00000200) -#define NETARM_SER_CTLA_IE_RX_DMAEN (0x00000100) -#define NETARM_SER_CTLA_IE_RX_DCD (0x00000080) -#define NETARM_SER_CTLA_IE_RX_RI (0x00000040) -#define NETARM_SER_CTLA_IE_RX_DSR (0x00000020) - -#define NETARM_SER_CTLA_IE_RX_ALL (NETARM_SER_CTLA_IE_RX_BRK \ - |NETARM_SER_CTLA_IE_RX_FRMERR \ - |NETARM_SER_CTLA_IE_RX_PARERR \ - |NETARM_SER_CTLA_IE_RX_OVERRUN \ - |NETARM_SER_CTLA_IE_RX_RDY \ - |NETARM_SER_CTLA_IE_RX_HALF \ - |NETARM_SER_CTLA_IE_RX_FULL \ - |NETARM_SER_CTLA_IE_RX_DMAEN \ - |NETARM_SER_CTLA_IE_RX_DCD \ - |NETARM_SER_CTLA_IE_RX_RI \ - |NETARM_SER_CTLA_IE_RX_DSR) - -#define NETARM_SER_CTLA_IE_TX_CTS (0x00000010) -#define NETARM_SER_CTLA_IE_TX_EMPTY (0x00000008) -#define NETARM_SER_CTLA_IE_TX_HALF (0x00000004) -#define NETARM_SER_CTLA_IE_TX_FULL (0x00000002) -#define NETARM_SER_CTLA_IE_TX_DMAEN (0x00000001) - -#define NETARM_SER_CTLA_IE_TX_ALL (NETARM_SER_CTLA_IE_TX_CTS \ - |NETARM_SER_CTLA_IE_TX_EMPTY \ - |NETARM_SER_CTLA_IE_TX_HALF \ - |NETARM_SER_CTLA_IE_TX_FULL \ - |NETARM_SER_CTLA_IE_TX_DMAEN) - -/* Control Register B */ - -#define NETARM_SER_CTLB_MATCH1_EN (0x80000000) -#define NETARM_SER_CTLB_MATCH2_EN (0x40000000) -#define NETARM_SER_CTLB_MATCH3_EN (0x20000000) -#define NETARM_SER_CTLB_MATCH4_EN (0x10000000) - -#define NETARM_SER_CTLB_RBGT_EN (0x08000000) -#define NETARM_SER_CTLB_RCGT_EN (0x04000000) - -#define NETARM_SER_CTLB_UART_MODE (0x00000000) -#define NETARM_SER_CTLB_HDLC_MODE (0x00100000) -#define NETARM_SER_CTLB_SPI_MAS_MODE (0x00200000) -#define NETARM_SER_CTLB_SPI_SLV_MODE (0x00300000) - -#define NETARM_SER_CTLB_REV_BIT_ORDER (0x00080000) - -#define NETARM_SER_CTLB_MAM1 (0x00040000) -#define NETARM_SER_CTLB_MAM2 (0x00020000) - -/* Status Register A */ - -#define NETARM_SER_STATA_MATCH1 (0x80000000) -#define NETARM_SER_STATA_MATCH2 (0x40000000) -#define NETARM_SER_STATA_MATCH3 (0x20000000) -#define NETARM_SER_STATA_MATCH4 (0x10000000) - -#define NETARM_SER_STATA_BGAP (0x80000000) -#define NETARM_SER_STATA_CGAP (0x40000000) - -#define NETARM_SER_STATA_RX_1B (0x00100000) -#define NETARM_SER_STATA_RX_2B (0x00200000) -#define NETARM_SER_STATA_RX_3B (0x00300000) -#define NETARM_SER_STATA_RX_4B (0x00000000) - -/* downshifted values */ - -#define NETARM_SER_STATA_RXFDB_1BYTES (0x001) -#define NETARM_SER_STATA_RXFDB_2BYTES (0x002) -#define NETARM_SER_STATA_RXFDB_3BYTES (0x003) -#define NETARM_SER_STATA_RXFDB_4BYTES (0x000) - -#define NETARM_SER_STATA_RXFDB_MASK (0x00300000) -#define NETARM_SER_STATA_RXFDB(x) (((x) & NETARM_SER_STATA_RXFDB_MASK) \ - >> 20) - -#define NETARM_SER_STATA_DCD (0x00080000) -#define NETARM_SER_STATA_RI (0x00040000) -#define NETARM_SER_STATA_DSR (0x00020000) -#define NETARM_SER_STATA_CTS (0x00010000) - -#define NETARM_SER_STATA_RX_BRK (0x00008000) -#define NETARM_SER_STATA_RX_FRMERR (0x00004000) -#define NETARM_SER_STATA_RX_PARERR (0x00002000) -#define NETARM_SER_STATA_RX_OVERRUN (0x00001000) -#define NETARM_SER_STATA_RX_RDY (0x00000800) -#define NETARM_SER_STATA_RX_HALF (0x00000400) -#define NETARM_SER_STATA_RX_CLOSED (0x00000200) -#define NETARM_SER_STATA_RX_FULL (0x00000100) -#define NETARM_SER_STATA_RX_DCD (0x00000080) -#define NETARM_SER_STATA_RX_RI (0x00000040) -#define NETARM_SER_STATA_RX_DSR (0x00000020) - -#define NETARM_SER_STATA_TX_CTS (0x00000010) -#define NETARM_SER_STATA_TX_RDY (0x00000008) -#define NETARM_SER_STATA_TX_HALF (0x00000004) -#define NETARM_SER_STATA_TX_FULL (0x00000002) -#define NETARM_SER_STATA_TX_DMAEN (0x00000001) - -/* you have to clear all receive signals to get the fifo to move forward */ -#define NETARM_SER_STATA_CLR_ALL (NETARM_SER_STATA_RX_BRK | \ - NETARM_SER_STATA_RX_FRMERR | \ - NETARM_SER_STATA_RX_PARERR | \ - NETARM_SER_STATA_RX_OVERRUN | \ - NETARM_SER_STATA_RX_HALF | \ - NETARM_SER_STATA_RX_CLOSED | \ - NETARM_SER_STATA_RX_FULL | \ - NETARM_SER_STATA_RX_DCD | \ - NETARM_SER_STATA_RX_RI | \ - NETARM_SER_STATA_RX_DSR | \ - NETARM_SER_STATA_TX_CTS ) - -/* Bit Rate Registers */ - -#define NETARM_SER_BR_EN (0x80000000) -#define NETARM_SER_BR_TMODE (0x40000000) - -#define NETARM_SER_BR_RX_CLK_INT (0x00000000) -#define NETARM_SER_BR_RX_CLK_EXT (0x20000000) -#define NETARM_SER_BR_TX_CLK_INT (0x00000000) -#define NETARM_SER_BR_TX_CLK_EXT (0x10000000) - -#define NETARM_SER_BR_RX_CLK_DRV (0x08000000) -#define NETARM_SER_BR_TX_CLK_DRV (0x04000000) - -#define NETARM_SER_BR_CLK_EXT_5 (0x00000000) -#define NETARM_SER_BR_CLK_SYSTEM (0x01000000) -#define NETARM_SER_BR_CLK_OUT1A (0x02000000) -#define NETARM_SER_BR_CLK_OUT2A (0x03000000) - -#define NETARM_SER_BR_TX_CLK_INV (0x00800000) -#define NETARM_SER_BR_RX_CLK_INV (0x00400000) - -/* complete settings assuming system clock input is 18MHz */ - -#define NETARM_SER_BR_MASK (0x000007FF) - -/* bit rate determined from equation Fbr = Fxtal / [ 10 * ( N + 1 ) ] */ -/* from section 7.5.4 of HW Ref Guide */ - -/* #ifdef CONFIG_NETARM_PLL_BYPASS */ -#define NETARM_SER_BR_X16(x) ( NETARM_SER_BR_EN | \ - NETARM_SER_BR_RX_CLK_INT | \ - NETARM_SER_BR_TX_CLK_INT | \ - NETARM_SER_BR_CLK_EXT_5 | \ - ( ( ( ( NETARM_XTAL_FREQ / \ - ( x * 10 ) ) - 1 ) / 16 ) & \ - NETARM_SER_BR_MASK ) ) -/* -#else -#define NETARM_SER_BR_X16(x) ( NETARM_SER_BR_EN | \ - NETARM_SER_BR_RX_CLK_INT | \ - NETARM_SER_BR_TX_CLK_INT | \ - NETARM_SER_BR_CLK_SYSTEM | \ - ( ( ( ( NETARM_PLLED_SYSCLK_FREQ / \ - ( x * 2 ) ) - 1 ) / 16 ) & \ - NETARM_SER_BR_MASK ) ) -#endif -*/ - -/* Receive Buffer Gap Timer */ - -#define NETARM_SER_RX_GAP_TIMER_EN (0x80000000) -#define NETARM_SER_RX_GAP_MASK (0x00003FFF) - -/* rx gap is a function of bit rate x */ - -/* #ifdef CONFIG_NETARM_PLL_BYPASS */ -#define NETARM_SER_RXGAP(x) ( NETARM_SER_RX_GAP_TIMER_EN | \ - ( ( ( ( 10 * NETARM_XTAL_FREQ ) / \ - ( x * 5 * 512 ) ) - 1 ) & \ - NETARM_SER_RX_GAP_MASK ) ) -/* -#else -#define NETARM_SER_RXGAP(x) ( NETARM_SER_RX_GAP_TIMER_EN | \ - ( ( ( ( 2 * NETARM_PLLED_SYSCLK_FREQ ) / \ - ( x * 512 ) ) - 1 ) & \ - NETARM_SER_RX_GAP_MASK ) ) -#endif -*/ - -#if 0 -#define NETARM_SER_RXGAP(x) ( NETARM_SER_RX_GAP_TIMER_EN | \ - ( ( ( ( 2 * NETARM_PLLED_SYSCLK_FREQ ) / \ - ( x * 5 * 512 ) ) - 1 ) & \ - NETARM_SER_RX_GAP_MASK ) ) -#define NETARM_SER_RXGAP(x) ( NETARM_SER_RX_GAP_TIMER_EN | \ - ( ( ( ( 10 * NETARM_XTAL_FREQ ) / \ - ( x * 512 ) ) - 1 ) & \ - NETARM_SER_RX_GAP_MASK ) ) -#endif - -#define MIN_BAUD_RATE 600 -#define MAX_BAUD_RATE 115200 - -/* the default BAUD rate for the BOOTLOADER, there is a separate */ -/* setting in the serial driver <arch/armnommu/drivers/char/serial-netarm.h> */ -#define DEFAULT_BAUD_RATE 9600 -#define NETARM_SER_FIFO_SIZE 32 -#define MIN_GAP 0 - -#endif |