Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754051AbWKRSQb (ORCPT ); Sat, 18 Nov 2006 13:16:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756358AbWKRSQb (ORCPT ); Sat, 18 Nov 2006 13:16:31 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:22423 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S1754051AbWKRSQa (ORCPT ); Sat, 18 Nov 2006 13:16:30 -0500 Date: Sat, 18 Nov 2006 19:16:07 +0100 From: Pavel Machek To: Tony Lindgren , kernel list , Vladimir Ananiev Subject: Siemens sx1: merge framebuffer support Message-ID: <20061118181607.GA15275@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9894 Lines: 354 From: Vladimir Ananiev Framebuffer support for Siemens SX1; this is second big patch. (Third one will be mixer/sound support). Support is simple / pretty minimal, but seems to work okay (and is somehow important for a cell phone :-). Signed-off-by: Pavel Machek diff --git a/drivers/video/omap/lcd_sx1.c b/drivers/video/omap/lcd_sx1.c new file mode 100644 index 0000000..d148573 --- /dev/null +++ b/drivers/video/omap/lcd_sx1.c @@ -0,0 +1,331 @@ +/* + * File: drivers/video/omap/lcd_sx1.c + * + * LCD panel support for the Siemens SX1 mobile phone + * + * Current version : Vovan888 at gmail com, great help from FCA00000 + * + * 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 program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * 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., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +/* + * OMAP310 GPIO registers + */ +#define GPIO_DATA_INPUT 0xfffce000 +#define GPIO_DATA_OUTPUT 0xfffce004 +#define GPIO_DIR_CONTROL 0xfffce008 +#define GPIO_INT_CONTROL 0xfffce00c +#define GPIO_INT_MASK 0xfffce010 +#define GPIO_INT_STATUS 0xfffce014 +#define GPIO_PIN_CONTROL 0xfffce018 + + +#define A_LCD_SSC_RD 3 +#define A_LCD_SSC_SD 7 +#define _A_LCD_RESET 9 +#define _A_LCD_SSC_CS 12 +#define _A_LCD_SSC_A0 13 + +#define DSP_REG 0xE1017024 + +const unsigned char INIT_1[12] = { + 0x1C, 0x02, 0x88, 0x00, 0x1E, 0xE0, 0x00, 0xDC, 0x00, 0x02, 0x00 +}; + +const unsigned char INIT_2[127] = { + 0x15, 0x00, 0x29, 0x00, 0x3E, 0x00, 0x51, 0x00, 0x65, 0x00, 0x7A, 0x00, 0x8D, 0x00, 0xA1, 0x00, + 0xB6, 0x00, 0xC7, 0x00, 0xD8, 0x00, 0xEB, 0x00, 0xFB, 0x00, 0x0B, 0x01, 0x1B, 0x01, 0x27, 0x01, + 0x34, 0x01, 0x41, 0x01, 0x4C, 0x01, 0x55, 0x01, 0x5F, 0x01, 0x68, 0x01, 0x70, 0x01, 0x78, 0x01, + 0x7E, 0x01, 0x86, 0x01, 0x8C, 0x01, 0x94, 0x01, 0x9B, 0x01, 0xA1, 0x01, 0xA4, 0x01, 0xA9, 0x01, + 0xAD, 0x01, 0xB2, 0x01, 0xB7, 0x01, 0xBC, 0x01, 0xC0, 0x01, 0xC4, 0x01, 0xC8, 0x01, 0xCB, 0x01, + 0xCF, 0x01, 0xD2, 0x01, 0xD5, 0x01, 0xD8, 0x01, 0xDB, 0x01, 0xE0, 0x01, 0xE3, 0x01, 0xE6, 0x01, + 0xE8, 0x01, 0xEB, 0x01, 0xEE, 0x01, 0xF1, 0x01, 0xF3, 0x01, 0xF8, 0x01, 0xF9, 0x01, 0xFC, 0x01, + 0x00, 0x02, 0x03, 0x02, 0x07, 0x02, 0x09, 0x02, 0x0E, 0x02, 0x13, 0x02, 0x1C, 0x02, 0x00 +}; + +const unsigned char INIT_3[15] = { + 0x14, 0x26, 0x33, 0x3D, 0x45, 0x4D, 0x53, 0x59, + 0x5E, 0x63, 0x67, 0x6D, 0x71, 0x78, 0xFF +}; + +static void epson_sendbyte(int flag, unsigned char byte) +{ + int i, shifter = 0x80; + + if (!flag) + omap_set_gpio_dataout(_A_LCD_SSC_A0, 0); + mdelay(2); + omap_set_gpio_dataout(A_LCD_SSC_RD, 1); + + omap_set_gpio_dataout(A_LCD_SSC_SD, flag); + + OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2200); + OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2202); + for (i = 0; i < 8; i++) { + OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2200); + omap_set_gpio_dataout(A_LCD_SSC_SD, shifter & byte); + OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2202); + shifter >>= 1; + } + omap_set_gpio_dataout(_A_LCD_SSC_A0, 1); +} + +static void init_system(void) +{ + omap_mcbsp_request(OMAP_MCBSP3); + omap_mcbsp_stop(OMAP_MCBSP3); +} + +static void setup_GPIO(void) +{ + /* new wave */ + omap_request_gpio(A_LCD_SSC_RD); + omap_request_gpio(A_LCD_SSC_SD); + omap_request_gpio(_A_LCD_RESET); + omap_request_gpio(_A_LCD_SSC_CS); + omap_request_gpio(_A_LCD_SSC_A0); + + /* set all GPIOs to output */ + omap_set_gpio_direction(A_LCD_SSC_RD, 0); + omap_set_gpio_direction(A_LCD_SSC_SD, 0); + omap_set_gpio_direction(_A_LCD_RESET, 0); + omap_set_gpio_direction(_A_LCD_SSC_CS, 0); + omap_set_gpio_direction(_A_LCD_SSC_A0, 0); + + /* set GPIO data */ + omap_set_gpio_dataout(A_LCD_SSC_RD, 1); + omap_set_gpio_dataout(A_LCD_SSC_SD, 0); + omap_set_gpio_dataout(_A_LCD_RESET, 0); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_A0, 1); +} + +static void display_init(void) +{ + int i; + + omap_cfg_reg(MCBSP3_CLKX); + + mdelay(2); + setup_GPIO(); + mdelay(2); + + /* reset LCD */ + omap_set_gpio_dataout(A_LCD_SSC_SD, 1); + epson_sendbyte(0, 0x25); + + omap_set_gpio_dataout(_A_LCD_RESET, 0); + mdelay(10); + omap_set_gpio_dataout(_A_LCD_RESET, 1); + + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + mdelay(2); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD, phase 1 */ + epson_sendbyte(0, 0xCA); + for (i = 0; i < 10; i++) + epson_sendbyte(1, INIT_1[i]); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 2 */ + epson_sendbyte(0, 0xCB); + for( i = 0; i < 125; i++) + epson_sendbyte(1, INIT_2[i]); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 2a */ + epson_sendbyte(0, 0xCC); + for( i = 0; i < 14; i++) + epson_sendbyte(1, INIT_3[i]); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 3 */ + epson_sendbyte(0, 0xBC); + epson_sendbyte(1, 0x08); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 4 */ + epson_sendbyte(0, 0x07); + epson_sendbyte(1, 0x05); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 5 */ + epson_sendbyte(0, 0x94); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 6 */ + epson_sendbyte(0, 0xC6); + epson_sendbyte(1, 0x80); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + mdelay(100); /* used to be 1000 */ + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 7 */ + epson_sendbyte(0, 0x16); + epson_sendbyte(1, 0x02); + epson_sendbyte(1, 0x00); + epson_sendbyte(1, 0xB1); + epson_sendbyte(1, 0x00); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 8 */ + epson_sendbyte(0, 0x76); + epson_sendbyte(1, 0x00); + epson_sendbyte(1, 0x00); + epson_sendbyte(1, 0xDB); + epson_sendbyte(1, 0x00); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + /* init LCD phase 9 */ + epson_sendbyte(0, 0xAF); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); +} + +static int sx1_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev) +{ + return 0; +} + +static void sx1_panel_cleanup(struct lcd_panel *panel) +{ +} + +static void sx1_panel_disable(struct lcd_panel *panel) +{ + printk(KERN_INFO "SX1: LCD panel disable\n"); + sx1_setmmipower(0); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + + epson_sendbyte(0, 0x25); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + epson_sendbyte(0, 0xAE); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + mdelay(100); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + + epson_sendbyte(0, 0x95); + omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); +} + +static int sx1_panel_enable(struct lcd_panel *panel) +{ +#if 0 + sx1_panel_disable(); /* try to disable panel first, if we boot from Symbian */ +#endif + + printk(KERN_INFO "lcd_sx1: LCD panel enable\n"); + init_system(); + display_init(); + + sx1_setmmipower(1); + sx1_setbacklight(0x18); + sx1_setkeylight (0x06); + return 0; +} + + +static unsigned long sx1_panel_get_caps(struct lcd_panel *panel) +{ + return 0; +} + +struct lcd_panel sx1_panel = { + .name = "sx1", + .config = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC | + OMAP_LCDC_INV_HSYNC | OMAP_LCDC_INV_PIX_CLOCK | + OMAP_LCDC_INV_OUTPUT_EN, + + .x_res = 176, + .y_res = 220, + .data_lines = 16, + .bpp = 16, + .hsw = 5, + .hfp = 5, + .hbp = 5, + .vsw = 2, + .vfp = 1, + .vbp = 1, + .pixel_clock = 1500, + + .init = sx1_panel_init, + .cleanup = sx1_panel_cleanup, + .enable = sx1_panel_enable, + .disable = sx1_panel_disable, + .get_caps= sx1_panel_get_caps, +}; + +static int sx1_panel_probe(struct platform_device *pdev) +{ + omapfb_register_panel(&sx1_panel); + return 0; +} + +static int sx1_panel_remove(struct platform_device *pdev) +{ + return 0; +} + +static int sx1_panel_suspend(struct platform_device *pdev, pm_message_t mesg) +{ + return 0; +} + +static int sx1_panel_resume(struct platform_device *pdev) +{ + return 0; +} + +struct platform_driver sx1_panel_driver = { + .probe = sx1_panel_probe, + .remove = sx1_panel_remove, + .suspend = sx1_panel_suspend, + .resume = sx1_panel_resume, + .driver = { + .name = "lcd_sx1", + .owner = THIS_MODULE, + }, +}; + +static int sx1_panel_drv_init(void) +{ + return platform_driver_register(&sx1_panel_driver); +} + +static void sx1_panel_drv_cleanup(void) +{ + platform_driver_unregister(&sx1_panel_driver); +} + +module_init(sx1_panel_drv_init); +module_exit(sx1_panel_drv_cleanup); -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/