From a8b816ae9cc00fe216e43d9bd9276b5d8cf12b25 Mon Sep 17 00:00:00 2001 From: Amaury Pouly Date: Mon, 18 Nov 2013 15:08:53 +0000 Subject: creativezenmozaic: factor out code with the zen/zenxfi Most of the code is similar, only the lcd driver is significantly different. Change-Id: I9eab1faf08d2356f2d820d6930ef3b0653349aa1 --- .../target/arm/imx233/creative-zen/lcd-zenmozaic.c | 152 +++++++++++++++++++++ 1 file changed, 152 insertions(+) create mode 100644 firmware/target/arm/imx233/creative-zen/lcd-zenmozaic.c (limited to 'firmware/target/arm/imx233/creative-zen/lcd-zenmozaic.c') diff --git a/firmware/target/arm/imx233/creative-zen/lcd-zenmozaic.c b/firmware/target/arm/imx233/creative-zen/lcd-zenmozaic.c new file mode 100644 index 0000000000..eac36676ae --- /dev/null +++ b/firmware/target/arm/imx233/creative-zen/lcd-zenmozaic.c @@ -0,0 +1,152 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (c) 2013 by Amaury Pouly + * + * 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 /* off_t */ +#include +#include "cpu.h" +#include "system.h" +#include "backlight-target.h" +#include "lcd.h" +#include "lcdif-imx233.h" +#include "clkctrl-imx233.h" +#include "pinctrl-imx233.h" +#include "dcp-imx233.h" +#include "logf.h" +#ifndef BOOTLOADER +#include "button.h" +#include "font.h" +#include "action.h" +#endif + +#ifdef HAVE_LCD_ENABLE +static bool lcd_on; +#endif + +static void lcd_write_reg(uint16_t reg, uint16_t value) +{ + imx233_lcdif_set_data_swizzle(3); + imx233_lcdif_pio_send(false, 2, ®); + if(reg != 0x22) + imx233_lcdif_pio_send(true, 2, &value); +} + +void lcd_init_device(void) +{ + /* clock at 24MHZ */ + imx233_clkctrl_enable(CLK_PIX, false); + imx233_clkctrl_set_div(CLK_PIX, 3); + imx233_clkctrl_set_bypass(CLK_PIX, true); /* use XTAL */ + imx233_clkctrl_enable(CLK_PIX, true); + imx233_lcdif_init(); + imx233_lcdif_setup_system_pins(8); + imx233_lcdif_set_timings(2, 2, 2, 2); + imx233_lcdif_set_word_length(8); + + lcd_write_reg(0, 1); + lcd_write_reg(3, 0); + + lcd_write_reg(3, 0x510); + lcd_write_reg(9, 8); + lcd_write_reg(0xc, 0); + lcd_write_reg(0xd, 0); + lcd_write_reg(0xe, 0); + lcd_write_reg(0x5b, 4); + lcd_write_reg(0xd, 0x10); + lcd_write_reg(9, 0); + lcd_write_reg(3, 0x10); + lcd_write_reg(0xd, 0x14); + lcd_write_reg(0xe, 0x2b12); + lcd_write_reg(1, 0x21f); + lcd_write_reg(2, 0x700); + lcd_write_reg(5, 0x30); + lcd_write_reg(6, 0); + lcd_write_reg(8, 0x202); + lcd_write_reg(0xa, 0x3); // OF uses 0xc0003 with 3 transfers/pixels + lcd_write_reg(0xb, 0); + lcd_write_reg(0xf, 0); + lcd_write_reg(0x10, 0); + lcd_write_reg(0x11, 0); + lcd_write_reg(0x14, 0x9f00); + lcd_write_reg(0x15, 0x9f00); + lcd_write_reg(0x16, 0x7f00); + lcd_write_reg(0x17, 0x9f00); + lcd_write_reg(0x20, 0); + lcd_write_reg(0x21, 0); + lcd_write_reg(0x23, 0); + lcd_write_reg(0x24, 0); + lcd_write_reg(0x25, 0); + lcd_write_reg(0x26, 0); + lcd_write_reg(0x30, 0x707); + lcd_write_reg(0x31, 0x504); + lcd_write_reg(0x32, 7); + lcd_write_reg(0x33, 0x307); + lcd_write_reg(0x34, 7); + lcd_write_reg(0x35, 0x400); + lcd_write_reg(0x36, 0x607); + lcd_write_reg(0x37, 0x703); + lcd_write_reg(0x3a, 0x1a0d); + lcd_write_reg(0x3b, 0x1309); + + lcd_write_reg(9, 4); + lcd_write_reg(7, 5); + lcd_write_reg(7, 0x25); + lcd_write_reg(7, 0x27); + lcd_write_reg(0x5b, 0); + lcd_write_reg(7, 0x37); +#ifdef HAVE_LCD_ENABLE + lcd_on = true; +#endif +} + +#ifdef HAVE_LCD_ENABLE +bool lcd_active(void) +{ + return lcd_on; +} + +void lcd_enable(bool enable) +{ + if(lcd_on == enable) + return; + + lcd_on = enable; +} +#endif + +void lcd_update(void) +{ + lcd_update_rect(0, 0, LCD_WIDTH, LCD_HEIGHT); +} + +void lcd_update_rect(int x, int y, int w, int h) +{ + #ifdef HAVE_LCD_ENABLE + if(!lcd_on) + return; + #endif + + imx233_lcdif_wait_ready(); + lcd_write_reg(0x16, x | (x + w - 1) << 8); + lcd_write_reg(0x17, y | (y + h - 1) << 8); + lcd_write_reg(0x21, y * LCD_WIDTH + x); + lcd_write_reg(0x22, 0); + for(int yy = y; yy < y + h; yy++) + imx233_lcdif_pio_send(true, 2 * w, FBADDR(x, yy)); +} -- cgit v1.2.3