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Diffstat (limited to 'package/uboot-xburst/files/cpu/mips/nanonote_gpm940b0.h')
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1 files changed, 231 insertions, 0 deletions
diff --git a/package/uboot-xburst/files/cpu/mips/nanonote_gpm940b0.h b/package/uboot-xburst/files/cpu/mips/nanonote_gpm940b0.h new file mode 100644 index 0000000000..932cee851f --- /dev/null +++ b/package/uboot-xburst/files/cpu/mips/nanonote_gpm940b0.h @@ -0,0 +1,231 @@ +/* + * 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 __QI_LB60_GPM940B0_H__ +#define __QI_LB60_GPM940B0_H__ + +#include <asm/io.h> + +#define mdelay(n) udelay((n)*1000) + +#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 + */ +#define MODE 0xc9 /* 8bit serial RGB */ +#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) + +#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) + +#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, 0x75); \ + __spi_write_reg1(0x13, 0x01); \ + __spi_write_reg1(0x05, 0x57); \ +} while (0) + +#define __lcd_special_off() \ +do { \ + __spi_write_reg1(0x05, 0x5e); \ +} while (0) + +#define __lcd_display_pin_init() \ +do { \ + __lcd_special_pin_init();\ + __gpio_as_pwm();\ + __lcd_set_backlight_level(8);\ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_set_backlight_level(8); \ + __lcd_special_on();\ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_set_backlight_level(0); \ + __lcd_special_off();\ +} while (0) + +#define __lcd_set_backlight_level(n)\ +do { \ + __gpio_as_output(LCD_RET); \ + __gpio_set_pin(LCD_RET); \ +} while (0) + +#if defined(CONFIG_SAKC) +#define __lcd_close_backlight() \ +do { \ + __gpio_as_output(GPIO_PWM); \ + __gpio_clear_pin(GPIO_PWM); \ +} while (0) +#endif + +#if defined(CONFIG_SAKC) +#define __lcd_display_pin_init() \ +do { \ + __cpm_start_tcu(); \ + __lcd_special_pin_init(); \ +} while (0) + +#define __lcd_display_on() \ +do { \ + __lcd_special_on(); \ +} while (0) + +#define __lcd_display_off() \ +do { \ + __lcd_special_off(); \ +} while (0) +#else +#define __lcd_display_pin_init() \ +do { \ + __cpm_start_tcu(); \ + __lcd_special_pin_init(); \ +} while (0) + +#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 + +#endif /* __QI_LB60_GPM940B0_H__ */ |