From 56c4e9fa600557242d8b78f5fd8e32c2245b76fc Mon Sep 17 00:00:00 2001 From: Marcin Bukat Date: Sun, 31 Oct 2010 21:09:34 +0000 Subject: Separate mas35xx lowlevel stuff. Move SH specific bits to target tree. FS#11189 by me. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28425 a1c6a512-1295-4272-9138-f99709370657 --- firmware/drivers/mas.c | 485 ------------------------------------------------- 1 file changed, 485 deletions(-) delete mode 100644 firmware/drivers/mas.c (limited to 'firmware/drivers/mas.c') diff --git a/firmware/drivers/mas.c b/firmware/drivers/mas.c deleted file mode 100644 index 4f384d3b98..0000000000 --- a/firmware/drivers/mas.c +++ /dev/null @@ -1,485 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * Open \______ \ ____ ____ | | _\_ |__ _______ ___ - * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / - * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < - * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ - * \/ \/ \/ \/ \/ - * $Id$ - * - * Copyright (C) 2002 by Linus Nielsen Feltzing - * - * 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. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ****************************************************************************/ -#include "stdbool.h" -#include "config.h" -#include "sh7034.h" -#include "i2c.h" -#include "debug.h" -#include "mas.h" -#include "kernel.h" -#include "system.h" -#include "hwcompat.h" - -static int mas_devread(unsigned long *dest, int len); - -int mas_default_read(unsigned short *buf) -{ - unsigned char *dest = (unsigned char *)buf; - int ret = 0; - - i2c_begin(); - - i2c_start(); - i2c_outb(MAS_DEV_WRITE); - if (i2c_getack()) { - i2c_outb(MAS_DATA_READ); - if (i2c_getack()) { - i2c_start(); - i2c_outb(MAS_DEV_READ); - if (i2c_getack()) { - dest[0] = i2c_inb(0); - dest[1] = i2c_inb(1); - } - else - ret = -3; - } - else - ret = -2; - } - else - ret = -1; - - i2c_stop(); - - i2c_end(); - return ret; -} - -int mas_run(unsigned short address) -{ - int ret = 0; - unsigned char buf[3]; - - i2c_begin(); - - buf[0] = MAS_DATA_WRITE; - buf[1] = address >> 8; - buf[2] = address & 0xff; - - /* send run command */ - if (i2c_write(MAS_DEV_WRITE,buf,3)) - { - ret = -1; - } - - i2c_end(); - return ret; -} - -/* note: 'len' is number of 32-bit words, not number of bytes! */ -int mas_readmem(int bank, int addr, unsigned long* dest, int len) -{ - int ret = 0; - unsigned char buf[7]; - - i2c_begin(); - - buf[0] = MAS_DATA_WRITE; - buf[1] = bank?MAS_CMD_READ_D1_MEM:MAS_CMD_READ_D0_MEM; - buf[2] = 0x00; - buf[3] = (len & 0xff00) >> 8; - buf[4] = len & 0xff; - buf[5] = (addr & 0xff00) >> 8; - buf[6] = addr & 0xff; - - /* send read command */ - if (i2c_write(MAS_DEV_WRITE,buf,7)) - { - ret = -1; - } - - ret = mas_devread(dest, len); - - i2c_end(); - return ret; -} - -/* note: 'len' is number of 32-bit words, not number of bytes! */ -int mas_writemem(int bank, int addr, const unsigned long* src, int len) -{ - int ret = 0; - int i, j; - unsigned char buf[60]; - const unsigned char* ptr = (const unsigned char*)src; - - i2c_begin(); - - i=0; - buf[i++] = MAS_DATA_WRITE; - buf[i++] = bank?MAS_CMD_WRITE_D1_MEM:MAS_CMD_WRITE_D0_MEM; - buf[i++] = 0x00; - buf[i++] = (len & 0xff00) >> 8; - buf[i++] = len & 0xff; - buf[i++] = (addr & 0xff00) >> 8; - buf[i++] = addr & 0xff; - - j = 0; - while(len--) { -#if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) - buf[i++] = 0; - buf[i++] = ptr[j+1]; - buf[i++] = ptr[j+2]; - buf[i++] = ptr[j+3]; -#else - buf[i++] = ptr[j+2]; - buf[i++] = ptr[j+3]; - buf[i++] = 0; - buf[i++] = ptr[j+1]; -#endif - j += 4; - } - - /* send write command */ - if (i2c_write(MAS_DEV_WRITE,buf,i)) - { - ret = -1; - } - - i2c_end(); - return ret; -} - -int mas_readreg(int reg) -{ - int ret = 0; - unsigned char buf[16]; - unsigned long value; - - i2c_begin(); - - buf[0] = MAS_DATA_WRITE; - buf[1] = MAS_CMD_READ_REG | (reg >> 4); - buf[2] = (reg & 0x0f) << 4; - - /* send read command */ - if (i2c_write(MAS_DEV_WRITE,buf,3)) - { - ret = -1; - } - else - { - if(mas_devread(&value, 1)) - { - ret = -2; - } - else - { - ret = value; - } - } - - i2c_end(); - return ret; -} - -int mas_writereg(int reg, unsigned int val) -{ - int ret = 0; - unsigned char buf[5]; - - i2c_begin(); - - buf[0] = MAS_DATA_WRITE; - buf[1] = MAS_CMD_WRITE_REG | (reg >> 4); -#if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) - buf[2] = ((reg & 0x0f) << 4) | (val >> 16 & 0x0f); - buf[3] = (val >> 8) & 0xff; - buf[4] = val & 0xff; -#else - buf[2] = ((reg & 0x0f) << 4) | (val & 0x0f); - buf[3] = (val >> 12) & 0xff; - buf[4] = (val >> 4) & 0xff; -#endif - - /* send write command */ - if (i2c_write(MAS_DEV_WRITE,buf,5)) - { - ret = -1; - } - - i2c_end(); - return ret; -} - -/* note: 'len' is number of 32-bit words, not number of bytes! */ -static int mas_devread(unsigned long *dest, int len) -{ - int ret = 0; - unsigned char* ptr = (unsigned char*)dest; - int i; - - /* handle read-back */ - /* Remember, the MAS values are only 20 bits, so we set - the upper 12 bits to 0 */ - i2c_start(); - i2c_outb(MAS_DEV_WRITE); - if (i2c_getack()) { - i2c_outb(MAS_DATA_READ); - if (i2c_getack()) { - i2c_start(); - i2c_outb(MAS_DEV_READ); - if (i2c_getack()) { - for (i=0;len;i++) { - len--; -#if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) - i2c_inb(0); /* Dummy read */ - ptr[i*4+0] = 0; - ptr[i*4+1] = i2c_inb(0) & 0x0f; - ptr[i*4+2] = i2c_inb(0); - if(len) - ptr[i*4+3] = i2c_inb(0); - else - ptr[i*4+3] = i2c_inb(1); /* NAK the last byte */ -#else - ptr[i*4+2] = i2c_inb(0); - ptr[i*4+3] = i2c_inb(0); - ptr[i*4+0] = i2c_inb(0); - if(len) - ptr[i*4+1] = i2c_inb(0); - else - ptr[i*4+1] = i2c_inb(1); /* NAK the last byte */ -#endif - } - } - else - ret = -3; - } - else - ret = -2; - } - else - ret = -1; - - i2c_stop(); - - return ret; -} - -void mas_reset(void) -{ - or_b(0x01, &PAIORH); - -#if CONFIG_CODEC == MAS3507D - /* PB5 is "MAS enable". make it GPIO output and high */ - PBCR2 &= ~0x0c00; - or_b(0x20, &PBIORL); - or_b(0x20, &PBDRL); - - and_b(~0x01, &PADRH); - sleep(HZ/100); - or_b(0x01, &PADRH); - sleep(HZ/5); -#elif (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) - if (HW_MASK & ATA_ADDRESS_200) - { - and_b(~0x01, &PADRH); - sleep(HZ/100); - or_b(0x01, &PADRH); - sleep(HZ/5); - } - else - { - /* Older recorder models don't invert the POR signal */ - or_b(0x01, &PADRH); - sleep(HZ/100); - and_b(~0x01, &PADRH); - sleep(HZ/5); - } -#endif -} - -#if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) -int mas_direct_config_read(unsigned char reg) -{ - int ret = 0; - unsigned char tmp[2]; - - i2c_begin(); - - i2c_start(); - i2c_outb(MAS_DEV_WRITE); - if (i2c_getack()) { - i2c_outb(reg); - if (i2c_getack()) { - i2c_start(); - i2c_outb(MAS_DEV_READ); - if (i2c_getack()) { - tmp[0] = i2c_inb(0); - tmp[1] = i2c_inb(1); /* NAK the last byte */ - ret = (tmp[0] << 8) | tmp[1]; - } - else - ret = -3; - } - else - ret = -2; - } - else - ret = -1; - - i2c_stop(); - - i2c_end(); - return ret; -} - -int mas_direct_config_write(unsigned char reg, unsigned int val) -{ - int ret = 0; - unsigned char buf[3]; - - i2c_begin(); - - buf[0] = reg; - buf[1] = (val >> 8) & 0xff; - buf[2] = val & 0xff; - - /* send write command */ - if (i2c_write(MAS_DEV_WRITE,buf,3)) - { - ret = -1; - } - - i2c_end(); - return ret; -} - -int mas_codec_writereg(int reg, unsigned int val) -{ - int ret = 0; - unsigned char buf[5]; - - i2c_begin(); - - buf[0] = MAS_CODEC_WRITE; - buf[1] = (reg >> 8) & 0xff; - buf[2] = reg & 0xff; - buf[3] = (val >> 8) & 0xff; - buf[4] = val & 0xff; - - /* send write command */ - if (i2c_write(MAS_DEV_WRITE,buf,5)) - { - ret = -1; - } - - i2c_end(); - return ret; -} - -int mas_codec_readreg(int reg) -{ - int ret = 0; - unsigned char buf[16]; - unsigned char tmp[2]; - - i2c_begin(); - - buf[0] = MAS_CODEC_WRITE; - buf[1] = (reg >> 8) & 0xff; - buf[2] = reg & 0xff; - - /* send read command */ - if (i2c_write(MAS_DEV_WRITE,buf,3)) - { - ret = -1; - } - else - { - i2c_start(); - i2c_outb(MAS_DEV_WRITE); - if (i2c_getack()) { - i2c_outb(MAS_CODEC_READ); - if (i2c_getack()) { - i2c_start(); - i2c_outb(MAS_DEV_READ); - if (i2c_getack()) { - tmp[0] = i2c_inb(0); - tmp[1] = i2c_inb(1); /* NAK the last byte */ - ret = (tmp[0] << 8) | tmp[1]; - } - else - ret = -4; - } - else - ret = -3; - } - else - ret = -2; - - i2c_stop(); - } - - i2c_end(); - return ret; -} - -unsigned long mas_readver(void) -{ - int ret = 0; - unsigned char buf[16]; - unsigned long value; - - i2c_begin(); - - buf[0] = MAS_DATA_WRITE; - buf[1] = MAS_CMD_READ_IC_VER; - buf[2] = 0; - - /* send read command */ - if (i2c_write(MAS_DEV_WRITE,buf,3)) - { - ret = -1; - } - else - { - if(mas_devread(&value, 1)) - { - ret = -2; - } - else - { - ret = value; - } - } - - i2c_end(); - return ret; -} - -#endif - -#if CONFIG_TUNER & S1A0903X01 -static int pllfreq; - -void mas_store_pllfreq(int freq) -{ - pllfreq = freq; -} - -int mas_get_pllfreq(void) -{ - return pllfreq; -} -#endif - - - -- cgit v1.2.3