--- /dev/null
+/*
+ * 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
+
projects / openwrt.git / blobdiff