370 lines
8.1 KiB
C
370 lines
8.1 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) 2011 Andrew Ryabinin
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*
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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 "kernel.h"
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#include "lcd.h"
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#include "system.h"
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#include "cpu.h"
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#include "lcdif-rk27xx.h"
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static bool display_on = false;
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void lcd_v1_display_init(void)
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{
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unsigned int x, y;
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/* Driving ability setting */
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lcd_write_reg(0x60, 0x00);
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lcd_write_reg(0x61, 0x06);
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lcd_write_reg(0x62, 0x00);
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lcd_write_reg(0x63, 0xC8);
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/* Gamma 2.2 Setting */
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lcd_write_reg(0x40, 0x00);
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lcd_write_reg(0x41, 0x40);
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lcd_write_reg(0x42, 0x45);
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lcd_write_reg(0x43, 0x01);
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lcd_write_reg(0x44, 0x60);
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lcd_write_reg(0x45, 0x05);
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lcd_write_reg(0x46, 0x0C);
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lcd_write_reg(0x47, 0xD1);
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lcd_write_reg(0x48, 0x05);
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lcd_write_reg(0x50, 0x75);
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lcd_write_reg(0x51, 0x01);
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lcd_write_reg(0x52, 0x67);
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lcd_write_reg(0x53, 0x14);
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lcd_write_reg(0x54, 0xF2);
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lcd_write_reg(0x55, 0x07);
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lcd_write_reg(0x56, 0x03);
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lcd_write_reg(0x57, 0x49);
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/* Power voltage setting */
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lcd_write_reg(0x1F, 0x03);
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lcd_write_reg(0x20, 0x00);
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lcd_write_reg(0x24, 0x28);
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lcd_write_reg(0x25, 0x45);
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lcd_write_reg(0x23, 0x2F);
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/* Power on setting */
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lcd_write_reg(0x18, 0x44);
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lcd_write_reg(0x21, 0x01);
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lcd_write_reg(0x01, 0x00);
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lcd_write_reg(0x1C, 0x03);
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lcd_write_reg(0x19, 0x06);
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udelay(5);
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/* Display on setting */
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lcd_write_reg(0x26, 0x84);
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udelay(40);
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lcd_write_reg(0x26, 0xB8);
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udelay(40);
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lcd_write_reg(0x26, 0xBC);
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udelay(40);
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/* Memmory access setting */
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lcd_write_reg(0x16, 0x68);
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/* Setup 16bit mode */
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lcd_write_reg(0x17, 0x05);
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/* Set GRAM area */
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lcd_write_reg(0x02, 0x00);
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lcd_write_reg(0x03, 0x00);
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lcd_write_reg(0x04, 0x00);
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lcd_write_reg(0x05, LCD_WIDTH - 1);
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lcd_write_reg(0x06, 0x00);
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lcd_write_reg(0x07, 0x00);
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lcd_write_reg(0x08, 0x00);
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lcd_write_reg(0x09, LCD_HEIGHT - 1);
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/* Start GRAM write */
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lcd_cmd(0x22);
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for (x=0; x<LCD_WIDTH; x++)
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for(y=0; y<LCD_HEIGHT; y++)
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lcd_data(0x00);
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display_on = true;
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}
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static void lcd_v1_enable (bool on)
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{
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if (on == display_on)
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return;
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lcdctrl_bypass(1);
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LCDC_CTRL |= RGB24B;
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if (on)
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{
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lcd_write_reg(0x18, 0x44);
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lcd_write_reg(0x21, 0x01);
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lcd_write_reg(0x01, 0x00);
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lcd_write_reg(0x1C, 0x03);
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lcd_write_reg(0x19, 0x06);
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udelay(5);
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lcd_write_reg(0x26, 0x84);
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udelay(40);
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lcd_write_reg(0x26, 0xB8);
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udelay(40);
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lcd_write_reg(0x26, 0xBC);
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}
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else
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{
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lcd_write_reg(0x26, 0xB8);
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udelay(40);
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lcd_write_reg(0x19, 0x01);
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udelay(40);
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lcd_write_reg(0x26, 0xA4);
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udelay(40);
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lcd_write_reg(0x26, 0x84);
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udelay(40);
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lcd_write_reg(0x1C, 0x00);
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lcd_write_reg(0x01, 0x02);
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lcd_write_reg(0x21, 0x00);
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}
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display_on = on;
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LCDC_CTRL &= ~RGB24B;
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}
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static void lcd_v1_set_gram_area(int x, int y, int width, int height)
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{
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lcdctrl_bypass(1);
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LCDC_CTRL |= RGB24B;
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lcd_write_reg(0x03, x);
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lcd_write_reg(0x05, width-1);
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lcd_write_reg(0x07, y);
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lcd_write_reg(0x09, height-1);
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lcd_cmd(0x22);
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LCDC_CTRL &= ~RGB24B;
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}
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static void lcd_v1_update_rect(int x, int y, int width, int height)
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{
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int px = x, py = y;
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int pxmax = x + width, pymax = y + height;
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lcd_v1_set_gram_area(x, y, pxmax, pymax);
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for (py=y; py<pymax; py++)
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for (px=x; px<pxmax; px++)
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LCD_DATA = (*FBADDR(px, py));
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}
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#ifdef HM60X
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enum lcd_type_t
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{
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LCD_V1,
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LCD_v2
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} lcd_type;
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static void identify_lcd(void)
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{
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SCU_IOMUXB_CON &= ~(1<<2);
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if (GPIO_PCDR & (1<<4))
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{
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lcd_type = LCD_V1;
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}
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else
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{
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lcd_type = LCD_v2;
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}
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}
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static void lcd_v2_display_init(void)
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{
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unsigned int x, y;
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lcd_write_reg(0xD0, 0x0003);
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lcd_write_reg(0xEB, 0x0B00);
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lcd_write_reg(0xEC, 0x00CF);
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lcd_write_reg(0xC7, 0x030F);
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lcd_write_reg(0x01, 0x001C);
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lcd_write_reg(0x02, 0x0100);
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lcd_write_reg(0x03, 0x1038);
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lcd_write_reg(0x07, 0x0000);
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lcd_write_reg(0x08, 0x0808);
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lcd_write_reg(0x0F, 0x0901);
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lcd_write_reg(0x10, 0x0000);
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lcd_write_reg(0x11, 0x1B41);
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lcd_write_reg(0x12, 0x2010);
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lcd_write_reg(0x13, 0x0009);
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lcd_write_reg(0x14, 0x4C65);
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lcd_write_reg(0x30, 0x0000);
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lcd_write_reg(0x31, 0x00DB);
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lcd_write_reg(0x32, 0x0000);
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lcd_write_reg(0x33, 0x0000);
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lcd_write_reg(0x34, 0x00DB);
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lcd_write_reg(0x35, 0x0000);
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lcd_write_reg(0x36, 0x00AF);
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lcd_write_reg(0x37, 0x0000);
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lcd_write_reg(0x38, 0x00DB);
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lcd_write_reg(0x39, 0x0000);
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lcd_write_reg(0x50, 0x0000);
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lcd_write_reg(0x51, 0x0705);
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lcd_write_reg(0x52, 0x0C0A);
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lcd_write_reg(0x53, 0x0401);
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lcd_write_reg(0x54, 0x040C);
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lcd_write_reg(0x55, 0x0608);
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lcd_write_reg(0x56, 0x0000);
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lcd_write_reg(0x57, 0x0104);
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lcd_write_reg(0x58, 0x0E06);
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lcd_write_reg(0x59, 0x060E);
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lcd_write_reg(0x20, 0x0000);
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lcd_write_reg(0x21, 0x0000);
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lcd_write_reg(0x07, 0x1017);
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lcd_write_reg(0x20, 0x00AF);
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lcd_write_reg(0x21, 0x0000);
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lcd_cmd(0x22);
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for (x=0; x<LCD_WIDTH; x++)
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for(y=0; y<LCD_HEIGHT; y++)
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lcd_data(0x00);
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display_on = true;
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}
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static void lcd_v2_enable (bool on)
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{
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display_on = on;
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}
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static void lcd_v2_set_gram_area(int x, int y, int width, int height)
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{
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(void) x;
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(void) y;
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(void) width;
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(void) height;
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lcdctrl_bypass(1);
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LCDC_CTRL |= RGB24B;
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lcd_cmd(0x22);
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LCDC_CTRL &= ~RGB24B;
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}
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static void lcd_v2_update_rect(int x, int y, int width, int height)
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{
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(void) x;
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(void) y;
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(void) width;
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(void) height;
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lcd_update();
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}
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void lcd_display_init(void)
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{
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identify_lcd();
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if (lcd_type == LCD_V1)
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lcd_v1_display_init();
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else
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lcd_v2_display_init();
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}
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void lcd_enable (bool on)
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{
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if (lcd_type == LCD_V1)
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lcd_v1_enable(on);
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else
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lcd_v2_enable(on);
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}
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void lcd_set_gram_area(int x, int y, int width, int height)
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{
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if (lcd_type == LCD_V1)
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lcd_v1_set_gram_area(x, y, width, height);
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else
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lcd_v2_set_gram_area(x, y, width, height);
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}
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void lcd_update_rect(int x, int y, int width, int height)
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{
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if (lcd_type == LCD_V1)
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lcd_v1_update_rect(x, y, width, height);
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else
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lcd_v2_update_rect(x, y, width, height);
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}
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#else /* HM801 */
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void lcd_display_init(void)
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{
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lcd_v1_display_init();
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}
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void lcd_enable (bool on)
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{
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lcd_v1_enable(on);
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}
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void lcd_set_gram_area(int x, int y, int width, int height)
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{
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lcd_v1_set_gram_area(x, y, width, height);
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}
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void lcd_update_rect(int x, int y, int width, int height)
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{
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lcd_v1_update_rect(x, y, width, height);
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}
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#endif
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bool lcd_active()
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{
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return display_on;
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}
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/* Blit a YUV bitmap directly to the LCD
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* provided by generic fallback in lcd-16bit-common.c
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*/
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#if 0
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void lcd_blit_yuv(unsigned char * const src[3],
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int src_x, int src_y, int stride,
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int x, int y, int width, int height)
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{
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(void)src;
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(void)src_x;
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(void)src_y;
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(void)stride;
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(void)x;
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(void)y;
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(void)width;
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(void)height;
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}
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#endif
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