6921a2b6b9
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26344 a1c6a512-1295-4272-9138-f99709370657
88 lines
2.2 KiB
C
88 lines
2.2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2008 by Dave Chapman
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* Copyright (C) 2010 by Thomas Martitz
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*
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* LCD driver for the Sansa Fuze - controller unknown
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "config.h"
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#include "cpu.h"
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#include "lcd.h"
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#include "system.h"
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#include "clock-target.h"
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#include "dbop-as3525.h"
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#include "lcd-fuze.h"
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void lcd_write_cmd(int16_t cmd)
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{
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unsigned short data = swap16(cmd);
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DBOP_TIMPOL_23 = 0xA12F0036;
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dbop_write_data(&data, 1);
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int delay = 32;
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do {
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nop;
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} while(delay--);
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DBOP_TIMPOL_23 = 0xA12FE037;
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}
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void lcd_write_reg(int reg, int value)
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{
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int16_t data = swap16(value);
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lcd_write_cmd(reg);
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dbop_write_data(&data, 1);
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}
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static void as3525_dbop_init(void)
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{
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CCU_IO |= 1<<12;
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CGU_DBOP |= (1<<4) | (1<<3) | AS3525_DBOP_DIV;
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DBOP_TIMPOL_01 = 0xE12FE12F;
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DBOP_TIMPOL_23 = 0xE12F0036;
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DBOP_CTRL = 0x41004;
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DBOP_TIMPOL_23 = 0x60036;
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DBOP_CTRL = 0x51004;
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DBOP_TIMPOL_01 = 0x60036;
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DBOP_TIMPOL_23 = 0xA12FE037;
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}
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void lcd_init_device(void)
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{
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as3525_dbop_init();
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GPIOA_DIR |= (0x20|0x1);
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GPIOA_DIR &= ~(1<<3);
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GPIOA_PIN(3) = 0;
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GPIOA_PIN(0) = 1;
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GPIOA_PIN(4) = 0;
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GPIOB_DIR |= (1<<0)|(1<<2)|(1<<3);
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GPIOB_PIN(0) = 1<<0;
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GPIOB_PIN(2) = 1<<2;
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GPIOB_PIN(3) = 1<<3;
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GPIOA_PIN(4) = 1<<4;
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GPIOA_PIN(5) = 1<<5;
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fuze_display_on();
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}
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