diff options
Diffstat (limited to 'drivers/video/samsung_duallcd/s3cfb_ielcd.c')
| -rw-r--r-- | drivers/video/samsung_duallcd/s3cfb_ielcd.c | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/drivers/video/samsung_duallcd/s3cfb_ielcd.c b/drivers/video/samsung_duallcd/s3cfb_ielcd.c deleted file mode 100644 index b86d6f5..0000000 --- a/drivers/video/samsung_duallcd/s3cfb_ielcd.c +++ /dev/null @@ -1,164 +0,0 @@ -/* linux/drivers/video/samsung/s3cfb_mdnie.c - * - * Register interface file for Samsung IELCD driver - * - * Copyright (c) 2009 Samsung Electronics - * http://www.samsungsemi.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/clk.h> -#include <linux/mutex.h> -#include <linux/poll.h> -#include <linux/wait.h> -#include <linux/fs.h> -#include <linux/irq.h> -#include <linux/mm.h> -#include <linux/fb.h> -#include <linux/ctype.h> -#include <linux/miscdevice.h> -#include <linux/dma-mapping.h> -#include <linux/delay.h> -#include <linux/device.h> - -#include <linux/io.h> -#include <mach/map.h> -#include <plat/clock.h> -#include <plat/regs-fb-s5p.h> - -#include "s3cfb.h" -#include "s3cfb_mdnie.h" -#include "s3cfb_ielcd.h" - -static struct resource *s3c_ielcd_mem; -static void __iomem *s3c_ielcd_base; - -#define s3c_ielcd_readl(addr) __raw_readl((s3c_ielcd_base + addr)) -#define s3c_ielcd_writel(val, addr) writel(val, (s3c_ielcd_base + addr)) - -static struct s3cfb_global ielcd_fb; -static struct s3cfb_global *ielcd_fbdev; - -int s3c_ielcd_hw_init(void) -{ - s3c_ielcd_mem = request_mem_region(S3C_IELCD_PHY_BASE, S3C_IELCD_MAP_SIZE, "ielcd"); - if (s3c_ielcd_mem == NULL) { - printk(KERN_ERR "IELCD: failed to reserved memory region\n"); - return -ENOENT; - } - - s3c_ielcd_base = ioremap(S3C_IELCD_PHY_BASE, S3C_IELCD_MAP_SIZE); - if (s3c_ielcd_base == NULL) { - printk(KERN_ERR "IELCD failed ioremap\n"); - return -ENOENT; - } - - printk(KERN_INFO "%s : 0x%p\n", __func__, s3c_ielcd_base); - - ielcd_fbdev = &ielcd_fb; - - return 0; -} - -int s3c_ielcd_logic_start(void) -{ - s3c_ielcd_writel(S3C_IELCD_MAGIC_KEY, S3C_IELCD_GPOUTCON0); - return 0; -} - -int s3c_ielcd_logic_stop(void) -{ - s3c_ielcd_writel(0, S3C_IELCD_GPOUTCON0); - return 0; -} - -int s3c_ielcd_display_on(void) -{ - unsigned int cfg; - - cfg = s3c_ielcd_readl(S3C_VIDCON0); - cfg |= (S3C_VIDCON0_ENVID_ENABLE | S3C_VIDCON0_ENVID_F_ENABLE); - s3c_ielcd_writel(cfg, S3C_VIDCON0); - - return 0; -} - -#if 0 -int s3c_ielcd_display_off(void) -{ - unsigned int cfg; - - cfg = s3c_ielcd_readl(S3C_IELCD_VIDCON0); - /*cfg &= ~(S3C_VIDCON0_ENVID_ENABLE| S3C_VIDCON0_ENVID_F_ENABLE);*/ - cfg &= ~(S3C_VIDCON0_ENVID_F_ENABLE); - s3c_ielcd_writel(cfg, S3C_IELCD_VIDCON0); - - return 0; -} -#else -int s3c_ielcd_display_off(void) -{ - unsigned int cfg, ielcd_count = 0; - - cfg = s3c_ielcd_readl(S3C_VIDCON0); - cfg |= S3C_VIDCON0_ENVID_ENABLE; - cfg &= ~(S3C_VIDCON0_ENVID_F_ENABLE); - - s3c_ielcd_writel(cfg, S3C_VIDCON0); - - do { - if (++ielcd_count > 2000000) { - printk(KERN_ERR "ielcd off fail\n"); - return 1; - } - - if (!(s3c_ielcd_readl(S3C_VIDCON1) & 0xffff0000)) - return 0; - } while (1); -} -#endif - -int s3c_ielcd_init_global(struct s3cfb_global *ctrl) -{ - unsigned int cfg; - - *ielcd_fbdev = *ctrl; - ctrl->ielcd_regs = ielcd_fbdev->regs = s3c_ielcd_base; - - s3cfb_set_polarity_only(ielcd_fbdev); - s3cfb_set_timing(ielcd_fbdev); - s3cfb_set_lcd_size(ielcd_fbdev); - - /* vclock divider setting , same as FIMD */ - cfg = readl(ctrl->regs + S3C_VIDCON0); - cfg &= ~(S3C_VIDCON0_VIDOUT_MASK | S3C_VIDCON0_VCLKEN_MASK); - cfg |= S3C_VIDCON0_VIDOUT_RGB; - cfg |= S3C_VIDCON0_VCLKEN_NORMAL; - s3c_ielcd_writel(cfg, S3C_VIDCON0); - - /* window0 position setting , fixed */ - s3c_ielcd_writel(0, S3C_VIDOSD0A); - - /* window0 position setting */ - cfg = S3C_VIDOSD_RIGHT_X(ctrl->lcd->width - 1); - cfg |= S3C_VIDOSD_BOTTOM_Y(ctrl->lcd->height - 1); - s3c_ielcd_writel(cfg, S3C_VIDOSD0B); - - /* window0 osd size setting */ - s3c_ielcd_writel((ctrl->lcd->width * ctrl->lcd->height), S3C_VIDOSD0C); - - /* window0 setting , fixed */ - cfg = S3C_WINCON_DATAPATH_LOCAL | S3C_WINCON_BPPMODE_32BPP | S3C_WINCON_INRGB_RGB; - s3c_ielcd_writel(cfg, S3C_WINCON0); - - s3cfb_window_on(ielcd_fbdev, 0); - - return 0; -} - |