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-rw-r--r--recipes/linux/linux-2.6.26/boc01/013-081212-lcd.patch751
1 files changed, 751 insertions, 0 deletions
diff --git a/recipes/linux/linux-2.6.26/boc01/013-081212-lcd.patch b/recipes/linux/linux-2.6.26/boc01/013-081212-lcd.patch
new file mode 100644
index 0000000000..340a157f3a
--- /dev/null
+++ b/recipes/linux/linux-2.6.26/boc01/013-081212-lcd.patch
@@ -0,0 +1,751 @@
+Index: linux-2.6.26/drivers/video/Kconfig
+===================================================================
+--- linux-2.6.26.orig/drivers/video/Kconfig 2008-07-13 23:51:29.000000000 +0200
++++ linux-2.6.26/drivers/video/Kconfig 2008-12-09 10:01:14.000000000 +0100
+@@ -480,6 +480,17 @@
+ this driver, say Y or M; otherwise say N. You must specify the
+ GPIO IO address to be used for setting control and data.
+
++config FB_NOVA
++ tristate "Nova 7506 Monochrome LCD board support"
++ depends on FB
++ select FB_SYS_FILLRECT
++ select FB_SYS_COPYAREA
++ select FB_SYS_IMAGEBLIT
++ select FB_SYS_FOPS
++ help
++ This enables support for the Nova 7506 Monochrome LCD board. The board
++ is based on the NT7506 lcd controller.
++
+ config FB_ATARI
+ bool "Atari native chipset support"
+ depends on (FB = y) && ATARI
+Index: linux-2.6.26/drivers/video/Makefile
+===================================================================
+--- linux-2.6.26.orig/drivers/video/Makefile 2008-07-13 23:51:29.000000000 +0200
++++ linux-2.6.26/drivers/video/Makefile 2008-12-09 10:01:14.000000000 +0100
+@@ -13,8 +13,8 @@
+
+ obj-$(CONFIG_VT) += console/
+ obj-$(CONFIG_LOGO) += logo/
+-obj-y += backlight/ display/
+-
++obj-y += backlight/ display/
++obj-$(CONFIG_FB_NOVA) += N7506fb.o
+ obj-$(CONFIG_FB_CFB_FILLRECT) += cfbfillrect.o
+ obj-$(CONFIG_FB_CFB_COPYAREA) += cfbcopyarea.o
+ obj-$(CONFIG_FB_CFB_IMAGEBLIT) += cfbimgblt.o
+Index: linux-2.6.26/drivers/video/N7506fb.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ linux-2.6.26/drivers/video/N7506fb.c 2008-12-09 10:03:34.000000000 +0100
+@@ -0,0 +1,631 @@
++/*
++ * linux/drivers/video/N7506fb.c -- FB driver for Nova NT7506 monochrome LCD board
++ *
++ * Copyright (C) 2008, Alexandre Coffignal <alexandre.coffignal@cenosys.com>
++ *
++ * This file is subject to the terms and conditions of the GNU General Public
++ * License. See the file COPYING in the main directory of this archive for
++ * more details.
++ *
++ * Layout is based on arcfb.c by Jaya Kumar
++ *
++ * This driver was written to be used with the Nova 7506 LCD board.
++ *
++ *
++ *
++ *
++ * Nova uses a
++ * set of NT7506 chips that control individual 128x128 LCD matrices.
++ * The interface between the board and the host is TTL based GPIO.
++ *
++ * General notes:
++ * - User must set tuhold. It's in microseconds. According to the 108 spec,
++ * the hold time is supposed to be at least 1 microsecond.
++ *
++ */
++
++#include <linux/module.h>
++#include <linux/kernel.h>
++#include <linux/errno.h>
++#include <linux/string.h>
++#include <linux/mm.h>
++#include <linux/slab.h>
++#include <linux/vmalloc.h>
++#include <linux/delay.h>
++#include <linux/interrupt.h>
++#include <linux/fb.h>
++#include <linux/init.h>
++#include <linux/NT7506.h>
++#include <linux/platform_device.h>
++
++#include <linux/uaccess.h>
++
++#define floor8(a) (a&(~0x07))
++#define floorXres(a,xres) (a&(~(xres - 1)))
++#define iceil8(a) (((int)((a+7)/8))*8)
++#define ceil128(a) (a|0x7F)
++#define ceilXres(a,xres) (a|(xres - 1))
++
++//NT7506 Hardware
++#define LCD_RST 0x08
++#define LCD_RSTN 0x00
++#define LCD_BCKLIGH 0x04
++#define LCD_BCKLIGHN 0x00
++#define LCD_RS 0x02
++#define LCD_RSN 0x00
++#define LCD_ERD 0x01
++#define LCD_ERDN 0x00
++
++//Base address
++#define LCD_BASE 0xf0000000
++#define LCD_SIZE 0x2
++
++#define CONTRASTE 0xF
++#define FRAME_PER_SECOND 5
++
++static struct resource *lcd_mem = NULL;
++static void * _lcd_io = NULL;
++static unsigned long tuhold;
++struct fb_info *info;
++static struct timer_list fb_timer;
++static char _refresh;
++static char _fps =FRAME_PER_SECOND;
++static char _backlight=1;
++
++struct novafb_par {
++ atomic_t ref_count;
++ unsigned char cslut[9];
++ struct fb_info *info;
++ unsigned int irq;
++ spinlock_t lock;
++};
++
++static struct fb_fix_screeninfo novafb_fix __initdata = {
++ .id = "novafb",
++ .type = FB_TYPE_PACKED_PIXELS,
++ .visual = FB_VISUAL_MONO01,
++ .xpanstep = 1,
++ .ypanstep = 1,
++ .ywrapstep = 0,
++ .line_length=16,
++ .accel = FB_ACCEL_NONE,
++};
++
++static struct fb_var_screeninfo novafb_var __initdata = {
++ .xres = 128,
++ .yres = 128,
++ .xres_virtual = 128,
++ .yres_virtual = 128,
++ .bits_per_pixel = 1,
++ .nonstd = 1,
++};
++
++
++static void NT7506_init_lcd(char ael);
++
++static void NT7506_writeb_ctl(unsigned char value,char backlight)
++{
++ unsigned short svalue;
++ char bl;
++ if(backlight)
++ bl=LCD_BCKLIGH;
++ else
++ bl=LCD_BCKLIGHN;
++
++ svalue=value<<8 | LCD_RSN | LCD_RST | LCD_ERDN | bl;
++ iowrite16(svalue, _lcd_io);
++ udelay(tuhold);
++ //The data on DB0/7 are latched at the falling edge of the E_RD signal
++ svalue=value<<8 | LCD_RSN | LCD_RST | LCD_ERD | bl;
++ iowrite16(svalue, _lcd_io);
++ udelay(tuhold);
++}
++
++static void NT7506_writeb_data(unsigned char value,char backlight)
++{
++ unsigned short svalue;
++ char bl;
++ if(backlight)
++ bl=LCD_BCKLIGH;
++ else
++ bl=LCD_BCKLIGHN;
++ svalue=value<<8|LCD_RS |LCD_RST | LCD_ERD | bl ;
++ iowrite16(svalue, _lcd_io);
++ udelay(tuhold);
++ //The data on DB0/7 are latched at the falling edge of the E_RD signal
++ svalue=value<<8|LCD_RS |LCD_RST | LCD_ERDN | bl;
++ iowrite16(svalue, _lcd_io);
++ udelay(tuhold);
++}
++
++static void NT7506_set_start_line(unsigned char y)
++{
++ NT7506_writeb_ctl(NT_START_LINE,_backlight);
++ NT7506_writeb_ctl(y,_backlight);
++}
++
++static void NT7506_set_yaddr(unsigned char y)
++{
++ NT7506_writeb_ctl(NT_PAGE_ADDR+y,_backlight);
++}
++
++static void NT7506_set_xaddr(unsigned char x)
++{
++ NT7506_writeb_ctl(NT_COL_MSB | (x >> 0x04),_backlight); //Send high nibble
++ NT7506_writeb_ctl(NT_COL_LSB | (x & 0x0F) ,_backlight); //Send low nibble
++}
++
++/* main novafb functions */
++
++static int novafb_open(struct fb_info *info, int user)
++{
++ struct novafb_par *par = info->par;
++ atomic_inc(&par->ref_count);
++ return 0;
++}
++
++static int novafb_release(struct fb_info *info, int user)
++{
++ struct novafb_par *par = info->par;
++ int count = atomic_read(&par->ref_count);
++ if (!count)
++ return -EINVAL;
++ atomic_dec(&par->ref_count);
++ return 0;
++}
++
++static int novafb_pan_display(struct fb_var_screeninfo *var,
++ struct fb_info *info)
++{
++ if ((var->vmode & FB_VMODE_YWRAP) && (var->yoffset < 128)
++ && (info->var.yres <= 128))
++ {
++ NT7506_set_start_line(var->yoffset);
++ info->var.yoffset = var->yoffset;
++ return 0;
++ }
++
++ return -EINVAL;
++}
++
++static void novafb_lcd_update(struct novafb_par *par, unsigned int dx,
++ unsigned int dy, unsigned int w, unsigned int h)
++{
++ int bit,x,y,xfb,yfb,width,height,i;
++ char mask=0;
++ char dest[2048];
++ char * src;
++ char value;
++ src = (unsigned char __force *) par->info->screen_base;
++ for(i=0;i<2048;i++)
++ {
++ dest[i]=0;
++ }
++ for(x=0;x<128/*(width)*/;x++)
++ {
++ for(y=0;y<16/*height/8*/;y++)
++ {
++ xfb=x/8;
++ yfb=y*8;
++
++ for(bit=0;bit<8;yfb++,bit++)
++ {
++ mask = (1<<(7-(x%8)));
++ if(((src[yfb*16+xfb]&mask)))
++ value=1;
++ else
++ value=0;
++
++ dest[y*128+x]+= (value<<bit);
++ }
++ }
++ }
++
++ height=16;
++ width=128;
++
++ for (y = 0; y < height; y++)
++ {
++ NT7506_set_yaddr(y);
++ NT7506_set_xaddr(0);
++ for (x = 0; x < width; x++)
++ {
++ NT7506_writeb_data(dest[y*128+x],_backlight);
++ NT7506_writeb_data(0x00,_backlight);
++ }
++ NT7506_writeb_data((unsigned char)0,_backlight);
++ }
++}
++
++static void novafb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
++{
++
++// sys_fillrect(info, rect);
++
++}
++
++
++
++static void novafb_copyarea(struct fb_info *info,
++ const struct fb_copyarea *area)
++{
++// sys_copyarea(info, area);
++}
++
++
++static void novafb_imageblit(struct fb_info *info, const struct fb_image *image)
++{
++ struct novafb_par *par = info->par;
++
++ int xfb,yfb,i=0;
++ char * src = (unsigned char __force *) par->info->screen_base;
++
++ for(yfb=image->dy;yfb<(image->height+image->dy);yfb++)
++ {
++ for(xfb=(image->dx)/8;xfb<(image->dx+image->width)/8;xfb++)
++ {
++ src[yfb*16+xfb]=image->data[i++];
++ }
++ }
++
++}
++
++/*
++ * this is the access path from userspace. they can seek and write to
++ * the fb. it's inefficient for them to do anything less than 128*8
++ * writes since we update the lcd in each write() anyway.
++ */
++static ssize_t novafb_write(struct fb_info *info, const char __user *buf,
++ size_t count, loff_t *ppos)
++{
++ unsigned long p;
++ int err=-EINVAL;
++ unsigned int fbmemlength ;
++ struct novafb_par *par;
++ unsigned int xres;
++ p = *ppos;
++ par = info->par;
++ xres = info->var.xres;
++ fbmemlength = (xres * info->var.yres)/8;
++
++ if (p > fbmemlength)
++ {
++ return -ENOSPC;
++ }
++ err = 0;
++ if ((count + p) > fbmemlength) {
++ count = fbmemlength - p;
++ err = -ENOSPC;
++ }
++
++ if (count) {
++ char *base_addr;
++ base_addr = (char __force *)info->screen_base;
++ count -= copy_from_user(base_addr + p, buf, count);
++ *ppos += count;
++ err = -EFAULT;
++ }
++ if (count)
++ {
++ return count;
++ }
++ return err;
++}
++
++static int novafb_mmap(struct fb_info *info, struct vm_area_struct *vma)
++{
++ unsigned long off;
++ unsigned long start;
++ u32 len;
++
++ if (vma->vm_end - vma->vm_start == 0)
++ return 0;
++ if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
++ return -EINVAL;
++ off = vma->vm_pgoff << PAGE_SHIFT;
++ start = info->fix.smem_start;
++ len = info->fix.smem_len;
++ if (off >= len)
++ {
++ return -EINVAL;
++
++ }
++ if ((vma->vm_end - vma->vm_start + off) > len)
++ {
++ return -EINVAL;
++ }
++ off += start;
++ vma->vm_pgoff = off >> PAGE_SHIFT;
++ if (remap_pfn_range(vma, vma->vm_start, virt_to_phys((void *)info->fix.smem_start) >> PAGE_SHIFT,
++ info->fix.smem_len, vma->vm_page_prot))
++
++ {
++ return -EAGAIN;
++ }
++ return 0;
++
++}
++static int novafb_ioctl(struct fb_info *info,
++ unsigned int cmd, unsigned long arg)
++{
++ unsigned char contrast;
++ unsigned char frame_rate;
++ unsigned char backlight;
++ switch (cmd)
++ {
++ case FBIO_FRAMERATE:
++ {
++
++ if (get_user(frame_rate, (unsigned char *)arg))
++ return -EFAULT;
++ printk(KERN_INFO "fb0: framerate=%d Hz\n",frame_rate);
++ _fps=frame_rate;
++ return 0;
++ }
++ case FBIO_CONTRAST:
++ {
++ _refresh=0;
++ if (get_user(contrast, (unsigned char *)arg))
++ return -EFAULT;
++ printk(KERN_INFO "fb0: contrast=%d\n",contrast);
++ NT7506_writeb_ctl(NT_ELEC_VOL,_backlight); NT7506_writeb_ctl(contrast,_backlight);
++ _refresh=1;
++ return 0;
++ }
++ case FBIO_BACKLIGHT:
++ {
++ _refresh=0;
++ if (get_user(backlight, (unsigned char *)arg))
++ return -EFAULT;
++ if(backlight)
++ {
++ printk(KERN_INFO "fb0: Backlight ON\n");
++ _backlight=1;
++ }
++ else
++ {
++ printk(KERN_INFO "fb0: Backlight OFF\n");
++ _backlight=0;
++ }
++ _refresh=1;
++ return 0;
++
++ }
++
++
++ default:
++ return -EINVAL;
++ }
++
++}
++
++static struct fb_ops novafb_ops = {
++ .owner = THIS_MODULE,
++ .fb_open = novafb_open,
++ .fb_read = fb_sys_read,
++ .fb_write = novafb_write,
++ .fb_release = novafb_release,
++ .fb_pan_display = novafb_pan_display,
++ .fb_fillrect = novafb_fillrect,
++ .fb_copyarea = novafb_copyarea,
++ .fb_imageblit = novafb_imageblit,
++ .fb_ioctl = novafb_ioctl,
++ .fb_mmap =novafb_mmap,
++};
++
++
++static void
++novafb_refresh(int ignore_me )
++{
++ struct novafb_par *par = info->par;
++ if(_refresh)
++ {
++ novafb_lcd_update(par, 0, 0, 128,128);
++ fb_timer.expires = jiffies + (HZ/_fps);
++ add_timer(&fb_timer);
++ }
++ else
++ {
++ fb_timer.expires = jiffies + (HZ/_fps);
++ add_timer(&fb_timer);
++ }
++}
++
++static int
++__init novafb_probe(struct platform_device *dev)
++{
++
++ int retval = -ENOMEM;
++ char * src;
++ int i;
++
++ struct novafb_par *par;
++ static unsigned char *videomemory;
++ static int videomemorysize;
++
++ NT7506_init_lcd(CONTRASTE);
++
++ videomemorysize = (128*128/8)*2;
++
++ if (!(videomemory = kmalloc(videomemorysize,GFP_ATOMIC)))
++ return retval;
++ memset(videomemory, 0, videomemorysize);
++
++ info = framebuffer_alloc(sizeof(struct novafb_par), &dev->dev);
++
++ if (!info)
++ goto err;
++ info->screen_base = (char __iomem *)videomemory;
++ info->fbops = &novafb_ops;
++
++ info->var = novafb_var;
++ info->fix = novafb_fix;
++ info->fix.smem_start=(unsigned long)videomemory;
++ info->fix.smem_len = videomemorysize;
++
++ par = info->par;
++ par->info = info;
++ par->cslut[0] = 0x00;
++ par->cslut[1] = 0x06;
++ src = (unsigned char __force *) par->info->screen_base;
++ for(i=0;i<videomemorysize;i++)
++ {
++ src[i]=0;
++ }
++ info->flags = FBINFO_FLAG_DEFAULT;
++ spin_lock_init(&par->lock);
++ platform_set_drvdata(dev, info);
++ retval = register_framebuffer(info);
++ if (retval < 0)
++ goto err1;
++
++ init_timer(&fb_timer);
++ fb_timer.function = novafb_refresh;
++ fb_timer.expires = jiffies + (HZ / _fps);
++ add_timer(&fb_timer);
++
++ printk(KERN_INFO
++ "fb%d: nova frame buffer device, using %dK of video memory\n",
++ info->node, videomemorysize >> 10);
++ return 0;
++err1:
++ framebuffer_release(info);
++err:
++ vfree(videomemory);
++ return retval;
++}
++
++static int novafb_remove(struct platform_device *dev)
++{
++ struct fb_info *info = platform_get_drvdata(dev);
++
++ if (info) {
++ unregister_framebuffer(info);
++ vfree((void __force *)info->screen_base);
++ framebuffer_release(info);
++ }
++ return 0;
++}
++
++static struct platform_driver novafb_driver = {
++ .probe = novafb_probe,
++ .remove = novafb_remove,
++ .driver = {
++ .name = "novafb",
++ },
++};
++
++static struct platform_device *novafb_device;
++
++static int __init novafb_init(void)
++{
++ int ret;
++
++
++ if (!(lcd_mem = request_mem_region(LCD_BASE, LCD_SIZE, "mpc8313-lcd")))
++ return -ENOMEM;
++
++ if (!(_lcd_io = ioremap(LCD_BASE, LCD_SIZE)))
++ {
++ release_mem_region(LCD_BASE, LCD_SIZE);
++ lcd_mem = NULL;
++ return -ENOMEM;
++ }
++ ret = platform_driver_register(&novafb_driver);
++
++ if (!ret) {
++ novafb_device = platform_device_alloc("novafb", 0);
++ if (novafb_device)
++ {
++ ret = platform_device_add(novafb_device);
++ }
++ else
++ {
++ ret = -ENOMEM;
++ }
++ if (ret)
++ {
++ platform_device_put(novafb_device);
++ platform_driver_unregister(&novafb_driver);
++ }
++
++ }
++
++
++ return ret;
++
++}
++
++
++static void NT7506_init_lcd(char ael)
++{
++ /* this resets the lcd*/
++ char bl;
++ if(_backlight)
++ bl=LCD_BCKLIGH;
++ else
++ bl=LCD_BCKLIGHN;
++
++ iowrite16(LCD_RSTN | LCD_ERD | bl, _lcd_io);
++ udelay(100);
++ iowrite16(LCD_RST| LCD_ERD | bl, _lcd_io);
++ udelay(200);
++ /* Soft reset*/
++ NT7506_writeb_ctl(NT_RESET,_backlight);
++ /* Disable ICON display*/
++ NT7506_writeb_ctl(NT_ICON|OFF,_backlight);
++ /* Sets the duty ratio 1/128*/
++ NT7506_writeb_ctl(NT_DUTY,_backlight); NT7506_writeb_ctl(DUTY_1_128,_backlight);
++ /* Sets reverse direction between RAM column address and segment driver*/
++ NT7506_writeb_ctl(NT_ADC_REV,_backlight);
++ NT7506_writeb_ctl(NT_SHL_NOR,_backlight);
++ /* Enales the built in Oscillator circuit.*/
++ NT7506_writeb_ctl(NT_OSC,_backlight);
++ /* Set Initial row to 0*/
++ NT7506_writeb_ctl(NT_COM0,_backlight); NT7506_writeb_ctl(0,_backlight);
++ /* Sets DC-DC*/
++ NT7506_writeb_ctl(NT_DCDC|TIME6,_backlight);
++ /* Selects resistance ratio of the internal resistor*/
++ NT7506_writeb_ctl(NT_REG_RES|RES_7_2,_backlight);
++ /* set Reference Voltage mode*/
++ NT7506_writeb_ctl(NT_ELEC_VOL,_backlight); NT7506_writeb_ctl(ael,_backlight);
++ /* Selects LCD bias ratio*/
++ NT7506_writeb_ctl(NT_BIAS|BIAS_1_11,_backlight);
++
++ NT7506_writeb_ctl(NT_DATA_DIR,_backlight); NT7506_writeb_ctl(0,_backlight);
++ NT7506_writeb_ctl(NT_FRC_PWM|PWM15,_backlight);
++ /* Select power circuit functions */
++ NT7506_writeb_ctl(NT_POWER|VC,_backlight);
++ udelay(5000);
++ NT7506_writeb_ctl(NT_POWER|VC|VR,_backlight);
++ udelay(5000);
++ NT7506_writeb_ctl(NT_POWER|VC|VR|VF,_backlight);
++ udelay(5000);
++ /* Reverses the display status on LCD panel */
++ NT7506_writeb_ctl(NT_REV_DISP|OFF,_backlight);
++ /* Forces the whole LCD points to be turned on regardless of the contents of the display data RAM*/
++ NT7506_writeb_ctl(NT_DISP|ON,_backlight);
++ /* Set Initial Start Line Address */
++ NT7506_writeb_ctl(NT_START_LINE,_backlight); NT7506_writeb_ctl(0x00,_backlight);
++ _refresh=1;
++}
++
++static void __exit novafb_exit(void)
++{
++ if (lcd_mem)
++ release_mem_region(LCD_BASE, LCD_SIZE);
++ lcd_mem = NULL;
++ platform_device_unregister(novafb_device);
++ platform_driver_unregister(&novafb_driver);
++}
++
++module_param(tuhold, ulong, 0);
++MODULE_PARM_DESC(tuhold, "Time to hold between strobing data to Nova board");
++
++module_init(novafb_init);
++module_exit(novafb_exit);
++
++MODULE_DESCRIPTION("fbdev driver for nova NT7506 monochrome LCD board");
++MODULE_AUTHOR("Alexandre Coffignal");
++MODULE_LICENSE("GPL");
++
+Index: linux-2.6.26/include/linux/NT7506.h
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ linux-2.6.26/include/linux/NT7506.h 2008-12-09 10:04:16.000000000 +0100
+@@ -0,0 +1,73 @@
++
++/*
++ * (C) Copyright 2008
++ * Alexandre Coffignal, CénoSYS, alexandre.coffignal@cenosys.com
++ *
++ * See file CREDITS for list of people who contributed to this
++ * project.
++ *
++ * 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 __LINUX_NOVAFB_H__
++#define __LINUX_NOVAFB_H__
++
++
++//NT7506 Instructions
++#define NT_ICON 0xA2
++#define NT_PAGE_ADDR 0xB0
++#define NT_COL_MSB 0x10
++#define NT_COL_LSB 0x00
++#define NT_DISP 0xAE
++#define NT_START_LINE 0x40
++#define NT_COM0 0x44
++#define NT_DUTY 0x48
++#define DUTY_1_128 0x80
++#define NT_REV_DISP 0xA6
++#define NT_POWER 0x28
++#define VC 0x04
++#define VR 0x02
++#define VF 0x01
++#define NT_DCDC 0x64
++#define TIME6 0x03
++#define NT_REG_RES 0x20
++#define RES_7_2 0x07
++#define NT_ELEC_VOL 0x81
++#define NT_BIAS 0x50
++#define BIAS_1_11 0x06
++#define NT_ADC_NOR 0xA0
++#define NT_ADC_REV 0xA1
++#define NT_SHL_NOR 0xC0
++#define NT_SHL_REV 0xC8
++#define NT_OSC 0xAB
++#define NT_RESET 0xE2
++#define NT_DATA_DIR 0xe8
++#define NT_FRC_PWM 0x90
++#define PWM15 0x03
++
++#define ON 0x01
++#define OFF 0x00
++
++
++
++#define FBIO_FRAMERATE _IOR('f', 1, char)
++#define FBIO_CONTRAST _IOR('f', 2, char)
++#define FBIO_BACKLIGHT _IOR('f', 3, char)
++
++
++#endif
++
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-06-06 08:28:02 +0000