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Diffstat (limited to 'package/uboot-xburst/files/cpu/mips/jz_lcd.h')
| -rw-r--r-- | package/uboot-xburst/files/cpu/mips/jz_lcd.h | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/package/uboot-xburst/files/cpu/mips/jz_lcd.h b/package/uboot-xburst/files/cpu/mips/jz_lcd.h new file mode 100644 index 000000000..dfd63e03a --- /dev/null +++ b/package/uboot-xburst/files/cpu/mips/jz_lcd.h @@ -0,0 +1,260 @@ +/* + * JzRISC lcd controller + * + * xiangfu liu <xiangfu.z@gmail.com> + * + * 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 + */ + +#ifndef __JZLCD_H__ +#define __JZLCD_H__ + +#include <asm/io.h> +/* + * change u-boot macro to celinux macro + */ +/* Chip type */ +#if defined(CONFIG_JZ4740) +#define CONFIG_MIPS_JZ4740 1 +#endif + +/* board type */ +#if defined(CONFIG_NANONOTE) +#define CONFIG_MIPS_JZ4740_PI 1 +#endif + +#define mdelay(n) udelay((n)*1000) + +/* + * change u-boot macro to celinux macro + */ + +#define NR_PALETTE 256 + +struct lcd_desc{ + unsigned int next_desc; /* LCDDAx */ + unsigned int databuf; /* LCDSAx */ + unsigned int frame_id; /* LCDFIDx */ + unsigned int cmd; /* LCDCMDx */ +}; + +#define MODE_MASK 0x0f +#define MODE_TFT_GEN 0x00 +#define MODE_TFT_SHARP 0x01 +#define MODE_TFT_CASIO 0x02 +#define MODE_TFT_SAMSUNG 0x03 +#define MODE_CCIR656_NONINT 0x04 +#define MODE_CCIR656_INT 0x05 +#define MODE_STN_COLOR_SINGLE 0x08 +#define MODE_STN_MONO_SINGLE 0x09 +#define MODE_STN_COLOR_DUAL 0x0a +#define MODE_STN_MONO_DUAL 0x0b +#define MODE_8BIT_SERIAL_TFT 0x0c + +#define MODE_TFT_18BIT (1<<7) + +#define STN_DAT_PIN1 (0x00 << 4) +#define STN_DAT_PIN2 (0x01 << 4) +#define STN_DAT_PIN4 (0x02 << 4) +#define STN_DAT_PIN8 (0x03 << 4) +#define STN_DAT_PINMASK STN_DAT_PIN8 + +#define STFT_PSHI (1 << 15) +#define STFT_CLSHI (1 << 14) +#define STFT_SPLHI (1 << 13) +#define STFT_REVHI (1 << 12) + +#define SYNC_MASTER (0 << 16) +#define SYNC_SLAVE (1 << 16) + +#define DE_P (0 << 9) +#define DE_N (1 << 9) + +#define PCLK_P (0 << 10) +#define PCLK_N (1 << 10) + +#define HSYNC_P (0 << 11) +#define HSYNC_N (1 << 11) + +#define VSYNC_P (0 << 8) +#define VSYNC_N (1 << 8) + +#define DATA_NORMAL (0 << 17) +#define DATA_INVERSE (1 << 17) + + +/* Jz LCDFB supported I/O controls. */ +#define FBIOSETBACKLIGHT 0x4688 +#define FBIODISPON 0x4689 +#define FBIODISPOFF 0x468a +#define FBIORESET 0x468b +#define FBIOPRINT_REG 0x468c + +/* + * LCD panel specific definition + */ + +#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) || defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL) + +#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) /* board pmp */ +#define MODE 0xcd /* 24bit parellel RGB */ +#endif +#if defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL) +#define MODE 0xc9 /* 8bit serial RGB */ +#endif + +#if defined(CONFIG_MIPS_JZ4740_PI) /* board pavo */ + #define SPEN (32*2+21) /*LCD_SPL */ + #define SPCK (32*2+23) /*LCD_CLS */ + #define SPDA (32*2+22) /*LCD_D12 */ + #define LCD_RET (32*3+27) +#else +#error "cpu/misp/Jzlcd.h, please define SPI pins on your board." +#endif + + #define __spi_write_reg1(reg, val) \ + do { \ + unsigned char no;\ + unsigned short value;\ + unsigned char a=0;\ + unsigned char b=0;\ + a=reg;\ + b=val;\ + __gpio_set_pin(SPEN);\ + __gpio_set_pin(SPCK);\ + __gpio_clear_pin(SPDA);\ + __gpio_clear_pin(SPEN);\ + udelay(25);\ + value=((a<<8)|(b&0xFF));\ + for(no=0;no<16;no++)\ + {\ + __gpio_clear_pin(SPCK);\ + if((value&0x8000)==0x8000)\ + __gpio_set_pin(SPDA);\ + else\ + __gpio_clear_pin(SPDA);\ + udelay(25);\ + __gpio_set_pin(SPCK);\ + value=(value<<1); \ + udelay(25);\ + }\ + __gpio_set_pin(SPEN);\ + udelay(100);\ + } while (0) + + #define __spi_write_reg(reg, val) \ + do {\ + __spi_write_reg1((reg<<2|2), val);\ + udelay(100); \ + }while(0) + + + #define __lcd_special_pin_init() \ + do { \ + __gpio_as_output(SPEN); /* use SPDA */\ + __gpio_as_output(SPCK); /* use SPCK */\ + __gpio_as_output(SPDA); /* use SPDA */\ + __gpio_as_output(LCD_RET);\ + } while (0) + +#if defined(CONFIG_NANONOTE) + #define __lcd_special_on() \ + do { \ + udelay(50);\ + __spi_write_reg1(0x05, 0x16); \ + __spi_write_reg1(0x04, 0x0b); \ + __spi_write_reg1(0x07, 0x8d); \ + __spi_write_reg1(0x01, 0x95); \ + __spi_write_reg1(0x08, 0xc0); \ + __spi_write_reg1(0x03, 0x40); \ + __spi_write_reg1(0x06, 0x15); \ + __spi_write_reg1(0x05, 0xd7); \ + } while (0) /* reg 0x0a is control the display direction:DB0->horizontal level DB1->vertical level */ + + #define __lcd_special_off() \ + do { \ + __spi_write_reg1(0x05, 0x5e); \ + } while (0) +#endif /* CONFIG_NANONOTE */ +#endif /* CONFIG_JZLCD_FOXCONN_PT035TN01 or CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL */ + +#ifndef __lcd_special_pin_init +#define __lcd_special_pin_init() +#endif +#ifndef __lcd_special_on +#define __lcd_special_on() +#endif +#ifndef __lcd_special_off +#define __lcd_special_off() +#endif + + +/* + * Platform specific definition + */ + +#if defined(CONFIG_MIPS_JZ4740_PI) + + /* 100 level: 0,1,...,100 */ + #define __lcd_set_backlight_level(n)\ + do { \ + __gpio_as_output(32*3+27); \ + __gpio_set_pin(32*3+27); \ + } while (0) + + #define __lcd_close_backlight() \ + do { \ + __gpio_as_output(GPIO_PWM); \ + __gpio_clear_pin(GPIO_PWM); \ + } while (0) + + #define __lcd_display_pin_init() \ + do { \ + __gpio_as_output(GPIO_DISP_OFF_N); \ + __cpm_start_tcu(); \ + __lcd_special_pin_init(); \ + } while (0) + /* __lcd_set_backlight_level(100); \*/ + #define __lcd_display_on() \ + do { \ + __gpio_set_pin(GPIO_DISP_OFF_N); \ + __lcd_special_on(); \ + } while (0) + + #define __lcd_display_off() \ + do { \ + __lcd_special_off(); \ + __gpio_clear_pin(GPIO_DISP_OFF_N); \ + } while (0) + +#endif /* CONFIG_MIPS_JZ4740_PI) */ + +/***************************************************************************** + * LCD display pin dummy macros + *****************************************************************************/ +#ifndef __lcd_display_pin_init +#define __lcd_display_pin_init() +#endif +#ifndef __lcd_display_on +#define __lcd_display_on() +#endif +#ifndef __lcd_display_off +#define __lcd_display_off() +#endif +#ifndef __lcd_set_backlight_level +#define __lcd_set_backlight_level(n) +#endif + |