diff options
| -rw-r--r-- | arch/arm/mach-clps711x/Kconfig | 6 | ||||
| -rw-r--r-- | arch/arm/mach-clps711x/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-clps711x/ceiva.c | 64 | ||||
| -rw-r--r-- | arch/arm/mach-clps711x/include/mach/hardware.h | 48 | ||||
| -rw-r--r-- | arch/arm/tools/mach-types | 1 | ||||
| -rw-r--r-- | drivers/video/Kconfig | 12 | ||||
| -rw-r--r-- | drivers/video/Makefile | 1 | ||||
| -rw-r--r-- | drivers/video/epson1355fb.c | 749 | ||||
| -rw-r--r-- | include/video/epson1355.h | 64 |
9 files changed, 0 insertions, 946 deletions
diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig index ea036d62158..e6135363765 100644 --- a/arch/arm/mach-clps711x/Kconfig +++ b/arch/arm/mach-clps711x/Kconfig @@ -16,12 +16,6 @@ config ARCH_CDB89712 The board includes 2 serial ports, Ethernet, IRDA, and expansion headers. It comes with 16 MB SDRAM and 8 MB flash ROM. -config ARCH_CEIVA - bool "CEIVA" - help - Say Y here if you intend to run this kernel on the Ceiva/Polaroid - PhotoMax Digital Picture Frame. - config ARCH_CLEP7312 bool "CLEP7312" help diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile index f2f0256232e..aed9eb66449 100644 --- a/arch/arm/mach-clps711x/Makefile +++ b/arch/arm/mach-clps711x/Makefile @@ -9,7 +9,6 @@ obj-m := obj-n := obj- := -obj-$(CONFIG_ARCH_CEIVA) += ceiva.o obj-$(CONFIG_ARCH_AUTCPU12) += autcpu12.o obj-$(CONFIG_ARCH_CDB89712) += cdb89712.o obj-$(CONFIG_ARCH_CLEP7312) += clep7312.o diff --git a/arch/arm/mach-clps711x/ceiva.c b/arch/arm/mach-clps711x/ceiva.c deleted file mode 100644 index a70147e347a..00000000000 --- a/arch/arm/mach-clps711x/ceiva.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/arch-ceiva.c - * - * Copyright (C) 2002, Rob Scott <rscott@mtrob.fdns.net> - * - * 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 - */ -#include <linux/init.h> -#include <linux/types.h> -#include <linux/string.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include <linux/kernel.h> - -#include <mach/hardware.h> -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/sizes.h> - -#include <asm/mach/map.h> - -#include "common.h" - -static struct map_desc ceiva_io_desc[] __initdata = { - /* SED1355 controlled video RAM & registers */ - { - .virtual = CEIVA_VIRT_SED1355, - .pfn = __phys_to_pfn(CEIVA_PHYS_SED1355), - .length = SZ_2M, - .type = MT_DEVICE - } -}; - - -static void __init ceiva_map_io(void) -{ - clps711x_map_io(); - iotable_init(ceiva_io_desc, ARRAY_SIZE(ceiva_io_desc)); -} - - -MACHINE_START(CEIVA, "CEIVA/Polaroid Photo MAX Digital Picture Frame") - /* Maintainer: Rob Scott */ - .atag_offset = 0x100, - .map_io = ceiva_map_io, - .init_irq = clps711x_init_irq, - .timer = &clps711x_timer, - .restart = clps711x_restart, -MACHINE_END diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h index 13a64fcd7dd..8497775d6ee 100644 --- a/arch/arm/mach-clps711x/include/mach/hardware.h +++ b/arch/arm/mach-clps711x/include/mach/hardware.h @@ -116,7 +116,6 @@ #endif /* CONFIG_ARCH_EDB7211 */ - /* * Relevant bits in port D, which controls power to the various parts of * the LCD on the EDB7211. @@ -125,51 +124,4 @@ #define EDB_PD2_LCDEN (1<<2) #define EDB_PD3_LCDBL (1<<3) - -#if defined (CONFIG_ARCH_CEIVA) - -/* - * The two flash banks are wired to chip selects 0 and 1. This is the mapping - * for them. - * - * nCS0 and nCS1 are at 0x70000000 and 0x60000000, respectively, when running - * in jumpered boot mode. - */ -#define CEIVA_PHYS_FLASH1 CS0_PHYS_BASE /* physical */ -#define CEIVA_PHYS_FLASH2 CS1_PHYS_BASE /* physical */ - -#define CEIVA_VIRT_FLASH1 (0xfa000000) /* virtual */ -#define CEIVA_VIRT_FLASH2 (0xfb000000) /* virtual */ - -#define CEIVA_FLASH_SIZE 0x100000 -#define CEIVA_FLASH_WIDTH 2 - -/* - * SED1355 LCD controller - */ -#define CEIVA_PHYS_SED1355 CS2_PHYS_BASE -#define CEIVA_VIRT_SED1355 (0xfc000000) - -/* - * Relevant bits in port D, which controls power to the various parts of - * the LCD on the Ceiva Photo Max, and reset to the LCD controller. - */ - -// Reset line to SED1355 (must be high to operate) -#define CEIVA_PD1_LCDRST (1<<1) -// LCD panel enable (set to one, to enable LCD) -#define CEIVA_PD4_LCDEN (1<<4) -// Backlight (set to one, to turn on backlight -#define CEIVA_PD5_LCDBL (1<<5) - -/* - * Relevant bits in port B, which report the status of the buttons. - */ - -// White button -#define CEIVA_PB4_WHT_BTN (1<<4) -// Black button -#define CEIVA_PB0_BLK_BTN (1<<0) -#endif // #if defined (CONFIG_ARCH_CEIVA) - #endif diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index 2997e56ce0d..ae87c5e3cbd 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -66,7 +66,6 @@ iq80321 ARCH_IQ80321 IQ80321 169 ks8695 ARCH_KS8695 KS8695 180 karo ARCH_KARO KARO 190 smdk2410 ARCH_SMDK2410 SMDK2410 193 -ceiva ARCH_CEIVA CEIVA 200 voiceblue MACH_VOICEBLUE VOICEBLUE 218 h5400 ARCH_H5400 H5400 220 omap_innovator MACH_OMAP_INNOVATOR OMAP_INNOVATOR 234 diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 0217f7415ef..8c17adbe006 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -979,18 +979,6 @@ config FB_PVR2 (<file:drivers/video/pvr2fb.c>). Please see the file <file:Documentation/fb/pvr2fb.txt>. -config FB_EPSON1355 - bool "Epson 1355 framebuffer support" - depends on (FB = y) && ARCH_CEIVA - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - Build in support for the SED1355 Epson Research Embedded RAMDAC - LCD/CRT Controller (since redesignated as the S1D13505) as a - framebuffer. Product specs at - <http://vdc.epson.com/>. - config FB_S1D13XXX tristate "Epson S1D13XXX framebuffer support" depends on FB diff --git a/drivers/video/Makefile b/drivers/video/Makefile index ee8dafb69e3..194035986af 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -94,7 +94,6 @@ obj-$(CONFIG_FB_G364) += g364fb.o obj-$(CONFIG_FB_EP93XX) += ep93xx-fb.o obj-$(CONFIG_FB_SA1100) += sa1100fb.o obj-$(CONFIG_FB_HIT) += hitfb.o -obj-$(CONFIG_FB_EPSON1355) += epson1355fb.o obj-$(CONFIG_FB_ATMEL) += atmel_lcdfb.o obj-$(CONFIG_FB_PVR2) += pvr2fb.o obj-$(CONFIG_FB_VOODOO1) += sstfb.o diff --git a/drivers/video/epson1355fb.c b/drivers/video/epson1355fb.c deleted file mode 100644 index 68b9b511ce8..00000000000 --- a/drivers/video/epson1355fb.c +++ /dev/null @@ -1,749 +0,0 @@ -/* - * linux/drivers/video/epson1355fb.c -- Epson S1D13505 frame buffer for 2.5. - * - * Epson Research S1D13505 Embedded RAMDAC LCD/CRT Controller - * (previously known as SED1355) - * - * Cf. http://vdc.epson.com/ - * - * - * Copyright (C) Hewlett-Packard Company. All rights reserved. - * - * Written by Christopher Hoover <ch@hpl.hp.com> - * - * Adapted from: - * - * linux/drivers/video/skeletonfb.c - * Modified to new api Jan 2001 by James Simmons (jsimmons@infradead.org) - * Created 28 Dec 1997 by Geert Uytterhoeven - * - * linux/drivers/video/epson1355fb.c (2.4 driver) - * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> - * - * 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. - * - * - * Noteworthy Issues - * ----------------- - * - * This driver is complicated by the fact that this is a 16-bit chip - * and, on at least one platform (ceiva), we can only do 16-bit reads - * and writes to the framebuffer. We hide this from user space - * except in the case of mmap(). - * - * - * To Do - * ----- - * - * - Test 8-bit pseudocolor mode - * - Allow setting bpp, virtual resolution - * - Implement horizontal panning - * - (maybe) Implement hardware cursor - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/delay.h> -#include <linux/fb.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/platform_device.h> - -#include <asm/types.h> -#include <asm/io.h> -#include <linux/uaccess.h> - -#include <video/epson1355.h> - -struct epson1355_par { - unsigned long reg_addr; - u32 pseudo_palette[16]; -}; - -/* ------------------------------------------------------------------------- */ - -#if defined(CONFIG_ARM) - -# ifdef CONFIG_ARCH_CEIVA -# include <mach/hardware.h> -# define EPSON1355FB_BASE_PHYS (CEIVA_PHYS_SED1355) -# endif - -static inline u8 epson1355_read_reg(struct epson1355_par *par, int index) -{ - return __raw_readb(par->reg_addr + index); -} - -static inline void epson1355_write_reg(struct epson1355_par *par, u8 data, int index) -{ - __raw_writeb(data, par->reg_addr + index); -} - -#else -# error "no architecture-specific epson1355_{read,write}_reg" -#endif - -#ifndef EPSON1355FB_BASE_PHYS -# error "EPSON1355FB_BASE_PHYS is not defined" -#endif - -#define EPSON1355FB_REGS_OFS (0) -#define EPSON1355FB_REGS_PHYS (EPSON1355FB_BASE_PHYS + EPSON1355FB_REGS_OFS) -#define EPSON1355FB_REGS_LEN (64) - -#define EPSON1355FB_FB_OFS (0x00200000) -#define EPSON1355FB_FB_PHYS (EPSON1355FB_BASE_PHYS + EPSON1355FB_FB_OFS) -#define EPSON1355FB_FB_LEN (2 * 1024 * 1024) - -/* ------------------------------------------------------------------------- */ - -static inline u16 epson1355_read_reg16(struct epson1355_par *par, int index) -{ - u8 lo = epson1355_read_reg(par, index); - u8 hi = epson1355_read_reg(par, index + 1); - - return (hi << 8) | lo; -} - -static inline void epson1355_write_reg16(struct epson1355_par *par, u16 data, int index) -{ - u8 lo = data & 0xff; - u8 hi = (data >> 8) & 0xff; - - epson1355_write_reg(par, lo, index); - epson1355_write_reg(par, hi, index + 1); -} - -static inline u32 epson1355_read_reg20(struct epson1355_par *par, int index) -{ - u8 b0 = epson1355_read_reg(par, index); - u8 b1 = epson1355_read_reg(par, index + 1); - u8 b2 = epson1355_read_reg(par, index + 2); - - return (b2 & 0x0f) << 16 | (b1 << 8) | b0; -} - -static inline void epson1355_write_reg20(struct epson1355_par *par, u32 data, int index) -{ - u8 b0 = data & 0xff; - u8 b1 = (data >> 8) & 0xff; - u8 b2 = (data >> 16) & 0x0f; - - epson1355_write_reg(par, b0, index); - epson1355_write_reg(par, b1, index + 1); - epson1355_write_reg(par, b2, index + 2); -} - -/* ------------------------------------------------------------------------- */ - -static void set_lut(struct epson1355_par *par, u8 index, u8 r, u8 g, u8 b) -{ - epson1355_write_reg(par, index, REG_LUT_ADDR); - epson1355_write_reg(par, r, REG_LUT_DATA); - epson1355_write_reg(par, g, REG_LUT_DATA); - epson1355_write_reg(par, b, REG_LUT_DATA); -} - - -/** - * epson1355fb_setcolreg - sets a color register. - * @regno: Which register in the CLUT we are programming - * @red: The red value which can be up to 16 bits wide - * @green: The green value which can be up to 16 bits wide - * @blue: The blue value which can be up to 16 bits wide. - * @transp: If supported the alpha value which can be up to 16 bits wide. - * @info: frame buffer info structure - * - * Returns negative errno on error, or zero on success. - */ -static int epson1355fb_setcolreg(unsigned regno, unsigned r, unsigned g, - unsigned b, unsigned transp, - struct fb_info *info) -{ - struct epson1355_par *par = info->par; - - if (info->var.grayscale) - r = g = b = (19595 * r + 38470 * g + 7471 * b) >> 16; - - switch (info->fix.visual) { - case FB_VISUAL_TRUECOLOR: - if (regno >= 16) - return -EINVAL; - - ((u32 *) info->pseudo_palette)[regno] = - (r & 0xf800) | (g & 0xfc00) >> 5 | (b & 0xf800) >> 11; - - break; - case FB_VISUAL_PSEUDOCOLOR: - if (regno >= 256) - return -EINVAL; - - set_lut(par, regno, r >> 8, g >> 8, b >> 8); - - break; - default: - return -ENOSYS; - } - return 0; -} - -/* ------------------------------------------------------------------------- */ - -/** - * epson1355fb_pan_display - Pans the display. - * @var: frame buffer variable screen structure - * @info: frame buffer structure that represents a single frame buffer - * - * Pan (or wrap, depending on the `vmode' field) the display using the - * `xoffset' and `yoffset' fields of the `var' structure. - * If the values don't fit, return -EINVAL. - * - * Returns negative errno on error, or zero on success. - */ -static int epson1355fb_pan_display(struct fb_var_screeninfo *var, - struct fb_info *info) -{ - struct epson1355_par *par = info->par; - u32 start; - - if (var->xoffset != 0) /* not yet ... */ - return -EINVAL; - - if (var->yoffset + info->var.yres > info->var.yres_virtual) - return -EINVAL; - - start = (info->fix.line_length >> 1) * var->yoffset; - - epson1355_write_reg20(par, start, REG_SCRN1_DISP_START_ADDR0); - - return 0; -} - -/* ------------------------------------------------------------------------- */ - -static void lcd_enable(struct epson1355_par *par, int enable) -{ - u8 mode = epson1355_read_reg(par, REG_DISPLAY_MODE); - - if (enable) - mode |= 1; - else - mode &= ~1; - - epson1355_write_reg(par, mode, REG_DISPLAY_MODE); -} - -#if defined(CONFIG_ARCH_CEIVA) -static void backlight_enable(int enable) -{ - /* ### this should be protected by a spinlock ... */ - u8 pddr = clps_readb(PDDR); - if (enable) - pddr |= (1 << 5); - else - pddr &= ~(1 << 5); - clps_writeb(pddr, PDDR); -} -#else -static void backlight_enable(int enable) -{ -} -#endif - - -/** - * epson1355fb_blank - blanks the display. - * @blank_mode: the blank mode we want. - * @info: frame buffer structure that represents a single frame buffer - * - * Blank the screen if blank_mode != 0, else unblank. Return 0 if - * blanking succeeded, != 0 if un-/blanking failed due to e.g. a - * video mode which doesn't support it. Implements VESA suspend - * and powerdown modes on hardware that supports disabling hsync/vsync: - * blank_mode == 2: suspend vsync - * blank_mode == 3: suspend hsync - * blank_mode == 4: powerdown - * - * Returns negative errno on error, or zero on success. - * - */ -static int epson1355fb_blank(int blank_mode, struct fb_info *info) -{ - struct epson1355_par *par = info->par; - - switch (blank_mode) { - case FB_BLANK_UNBLANK: - case FB_BLANK_NORMAL: - lcd_enable(par, 1); - backlight_enable(1); - break; - case FB_BLANK_VSYNC_SUSPEND: - case FB_BLANK_HSYNC_SUSPEND: - backlight_enable(0); - break; - case FB_BLANK_POWERDOWN: - backlight_enable(0); - lcd_enable(par, 0); - break; - default: - return -EINVAL; - } - - /* let fbcon do a soft blank for us */ - return (blank_mode == FB_BLANK_NORMAL) ? 1 : 0; -} - -/* ------------------------------------------------------------------------- */ - -/* - * We can't use the cfb generic routines, as we have to limit - * ourselves to 16-bit or 8-bit loads and stores to this 16-bit - * chip. - */ - -static inline void epson1355fb_fb_writel(unsigned long v, unsigned long *a) -{ - u16 *p = (u16 *) a; - u16 l = v & 0xffff; - u16 h = v >> 16; - - fb_writew(l, p); - fb_writew(h, p + 1); -} - -static inline unsigned long epson1355fb_fb_readl(const unsigned long *a) -{ - const u16 *p = (u16 *) a; - u16 l = fb_readw(p); - u16 h = fb_readw(p + 1); - - return (h << 16) | l; -} - -#define FB_READL epson1355fb_fb_readl -#define FB_WRITEL epson1355fb_fb_writel - -/* ------------------------------------------------------------------------- */ - -static inline unsigned long copy_from_user16(void *to, const void *from, - unsigned long n) -{ - u16 *dst = (u16 *) to; - u16 *src = (u16 *) from; - - if (!access_ok(VERIFY_READ, from, n)) - return n; - - while (n > 1) { - u16 v; - if (__get_user(v, src)) - return n; - - fb_writew(v, dst); - - src++, dst++; - n -= 2; - } - - if (n) { - u8 v; - - if (__get_user(v, ((u8 *) src))) - return n; - - fb_writeb(v, dst); - } - return 0; -} - -static inline unsigned long copy_to_user16(void *to, const void *from, - unsigned long n) -{ - u16 *dst = (u16 *) to; - u16 *src = (u16 *) from; - - if (!access_ok(VERIFY_WRITE, to, n)) - return n; - - while (n > 1) { - u16 v = fb_readw(src); - - if (__put_user(v, dst)) - return n; - - src++, dst++; - n -= 2; - } - - if (n) { - u8 v = fb_readb(src); - - if (__put_user(v, ((u8 *) dst))) - return n; - } - return 0; -} - - -static ssize_t -epson1355fb_read(struct fb_info *info, char *buf, size_t count, loff_t * ppos) -{ - unsigned long p = *ppos; - - if (p >= info->fix.smem_len) - return 0; - if (count >= info->fix.smem_len) - count = info->fix.smem_len; - if (count + p > info->fix.smem_len) - count = info->fix.smem_len - p; - - if (count) { - char *base_addr; - - base_addr = info->screen_base; - count -= copy_to_user16(buf, base_addr + p, count); - if (!count) - return -EFAULT; - *ppos += count; - } - return count; -} - -static ssize_t -epson1355fb_write(struct fb_info *info, const char *buf, - size_t count, loff_t * ppos) -{ - unsigned long p = *ppos; - int err; - - /* from fbmem.c except for our own copy_*_user */ - if (p > info->fix.smem_len) - return -ENOSPC; - if (count >= info->fix.smem_len) - count = info->fix.smem_len; - err = 0; - if (count + p > info->fix.smem_len) { - count = info->fix.smem_len - p; - err = -ENOSPC; - } - - if (count) { - char *base_addr; - - base_addr = info->screen_base; - count -= copy_from_user16(base_addr + p, buf, count); - *ppos += count; - err = -EFAULT; - } - if (count) - return count; - return err; -} - -/* ------------------------------------------------------------------------- */ - -static struct fb_ops epson1355fb_fbops = { - .owner = THIS_MODULE, - .fb_setcolreg = epson1355fb_setcolreg, - .fb_pan_display = epson1355fb_pan_display, - .fb_blank = epson1355fb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_read = epson1355fb_read, - .fb_write = epson1355fb_write, -}; - -/* ------------------------------------------------------------------------- */ - -static __init unsigned int get_fb_size(struct fb_info *info) -{ - unsigned int size = 2 * 1024 * 1024; - char *p = info->screen_base; - - /* the 512k framebuffer is aliased at start + 0x80000 * n */ - fb_writeb(1, p); - fb_writeb(0, p + 0x80000); - if (!fb_readb(p)) - size = 512 * 1024; - - fb_writeb(0, p); - - return size; -} - -static int epson1355_width_tab[2][4] __devinitdata = - { {4, 8, 16, -1}, {9, 12, 16, -1} }; -static int epson1355_bpp_tab[8] __devinitdata = { 1, 2, 4, 8, 15, 16 }; - -static void __devinit fetch_hw_state(struct fb_info *info, struct epson1355_par *par) -{ - struct fb_var_screeninfo *var = &info->var; - struct fb_fix_screeninfo *fix = &info->fix; - u8 panel, display; - u16 offset; - u32 xres, yres; - u32 xres_virtual, yres_virtual; - int bpp, lcd_bpp; - int is_color, is_dual, is_tft; - int lcd_enabled, crt_enabled; - - fix->type = FB_TYPE_PACKED_PIXELS; - - display = epson1355_read_reg(par, REG_DISPLAY_MODE); - bpp = epson1355_bpp_tab[(display >> 2) & 7]; - - switch (bpp) { - case 8: - fix->visual = FB_VISUAL_PSEUDOCOLOR; - var->bits_per_pixel = 8; - var->red.offset = var->green.offset = var->blue.offset = 0; - var->red.length = var->green.length = var->blue.length = 8; - break; - case 16: - /* 5-6-5 RGB */ - fix->visual = FB_VISUAL_TRUECOLOR; - var->bits_per_pixel = 16; - var->red.offset = 11; - var->red.length = 5; - var->green.offset = 5; - var->green.length = 6; - var->blue.offset = 0; - var->blue.length = 5; - break; - default: - BUG(); - } - fb_alloc_cmap(&(info->cmap), 256, 0); - - panel = epson1355_read_reg(par, REG_PANEL_TYPE); - is_color = (panel & 0x04) != 0; - is_dual = (panel & 0x02) != 0; - is_tft = (panel & 0x01) != 0; - crt_enabled = (display & 0x02) != 0; - lcd_enabled = (display & 0x01) != 0; - lcd_bpp = epson1355_width_tab[is_tft][(panel >> 4) & 3]; - - xres = (epson1355_read_reg(par, REG_HORZ_DISP_WIDTH) + 1) * 8; - yres = (epson1355_read_reg16(par, REG_VERT_DISP_HEIGHT0) + 1) * - ((is_dual && !crt_enabled) ? 2 : 1); - offset = epson1355_read_reg16(par, REG_MEM_ADDR_OFFSET0) & 0x7ff; - xres_virtual = offset * 16 / bpp; - yres_virtual = fix->smem_len / (offset * 2); - - var->xres = xres; - var->yres = yres; - var->xres_virtual = xres_virtual; - var->yres_virtual = yres_virtual; - var->xoffset = var->yoffset = 0; - - fix->line_length = offset * 2; - - fix->xpanstep = 0; /* no pan yet */ - fix->ypanstep = 1; - fix->ywrapstep = 0; - fix->accel = FB_ACCEL_NONE; - - var->grayscale = !is_color; - -#ifdef DEBUG - printk(KERN_INFO - "epson1355fb: xres=%d, yres=%d, " - "is_color=%d, is_dual=%d, is_tft=%d\n", - xres, yres, is_color, is_dual, is_tft); - printk(KERN_INFO - "epson1355fb: bpp=%d, lcd_bpp=%d, " - "crt_enabled=%d, lcd_enabled=%d\n", - bpp, lcd_bpp, crt_enabled, lcd_enabled); -#endif -} - - -static void clearfb16(struct fb_info *info) -{ - u16 *dst = (u16 *) info->screen_base; - unsigned long n = info->fix.smem_len; - - while (n > 1) { - fb_writew(0, dst); - dst++, n -= 2; - } - - if (n) - fb_writeb(0, dst); -} - -static int epson1355fb_remove(struct platform_device *dev) -{ - struct fb_info *info = platform_get_drvdata(dev); - struct epson1355_par *par = info->par; - - backlight_enable(0); - if (par) { - lcd_enable(par, 0); - if (par && par->reg_addr) - iounmap((void *) par->reg_addr); - } - - if (info) { - fb_dealloc_cmap(&info->cmap); - if (info->screen_base) - iounmap(info->screen_base); - framebuffer_release(info); - } - release_mem_region(EPSON1355FB_FB_PHYS, EPSON1355FB_FB_LEN); - release_mem_region(EPSON1355FB_REGS_PHYS, EPSON1355FB_REGS_LEN); - return 0; -} - -static int __devinit epson1355fb_probe(struct platform_device *dev) -{ - struct epson1355_par *default_par; - struct fb_info *info; - u8 revision; - int rc = 0; - - if (!request_mem_region(EPSON1355FB_REGS_PHYS, EPSON1355FB_REGS_LEN, "S1D13505 registers")) { - printk(KERN_ERR "epson1355fb: unable to reserve " - "registers at 0x%0x\n", EPSON1355FB_REGS_PHYS); - rc = -EBUSY; - goto bail; - } - - if (!request_mem_region(EPSON1355FB_FB_PHYS, EPSON1355FB_FB_LEN, - "S1D13505 framebuffer")) { - printk(KERN_ERR "epson1355fb: unable to reserve " - "framebuffer at 0x%0x\n", EPSON1355FB_FB_PHYS); - rc = -EBUSY; - goto bail; - } - - info = framebuffer_alloc(sizeof(struct epson1355_par), &dev->dev); - if (!info) { - rc = -ENOMEM; - goto bail; - } - - default_par = info->par; - default_par->reg_addr = (unsigned long) ioremap(EPSON1355FB_REGS_PHYS, EPSON1355FB_REGS_LEN); - if (!default_par->reg_addr) { - printk(KERN_ERR "epson1355fb: unable to map registers\n"); - rc = -ENOMEM; - goto bail; - } - info->pseudo_palette = default_par->pseudo_palette; - - info->screen_base = ioremap(EPSON1355FB_FB_PHYS, EPSON1355FB_FB_LEN); - if (!info->screen_base) { - printk(KERN_ERR "epson1355fb: unable to map framebuffer\n"); - rc = -ENOMEM; - goto bail; - } - - revision = epson1355_read_reg(default_par, REG_REVISION_CODE); - if ((revision >> 2) != 3) { - printk(KERN_INFO "epson1355fb: epson1355 not found\n"); - rc = -ENODEV; - goto bail; - } - - info->fix.mmio_start = EPSON1355FB_REGS_PHYS; - info->fix.mmio_len = EPSON1355FB_REGS_LEN; - info->fix.smem_start = EPSON1355FB_FB_PHYS; - info->fix.smem_len = get_fb_size(info); - - printk(KERN_INFO "epson1355fb: regs mapped at 0x%lx, fb %d KiB mapped at 0x%p\n", - default_par->reg_addr, info->fix.smem_len / 1024, info->screen_base); - - strcpy(info->fix.id, "S1D13505"); - info->par = default_par; - info->fbops = &epson1355fb_fbops; - info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; - - /* we expect the boot loader to have initialized the chip - with appropriate parameters from which we can determinte - the flavor of lcd panel attached */ - fetch_hw_state(info, default_par); - - /* turn this puppy on ... */ - clearfb16(info); - backlight_enable(1); - lcd_enable(default_par, 1); - - if (register_framebuffer(info) < 0) { - rc = -EINVAL; - goto bail; - } - /* - * Our driver data. - */ - platform_set_drvdata(dev, info); - - printk(KERN_INFO "fb%d: %s frame buffer device\n", - info->node, info->fix.id); - - return 0; - - bail: - epson1355fb_remove(dev); - return rc; -} - -static struct platform_driver epson1355fb_driver = { - .probe = epson1355fb_probe, - .remove = epson1355fb_remove, - .driver = { - .name = "epson1355fb", - }, -}; - -static struct platform_device *epson1355fb_device; - -int __init epson1355fb_init(void) -{ - int ret = 0; - - if (fb_get_options("epson1355fb", NULL)) - return -ENODEV; - - ret = platform_driver_register(&epson1355fb_driver); - - if (!ret) { - epson1355fb_device = platform_device_alloc("epson1355fb", 0); - - if (epson1355fb_device) - ret = platform_device_add(epson1355fb_device); - else - ret = -ENOMEM; - - if (ret) { - platform_device_put(epson1355fb_device); - platform_driver_unregister(&epson1355fb_driver); - } - } - - return ret; -} - -module_init(epson1355fb_init); - -#ifdef MODULE -static void __exit epson1355fb_exit(void) -{ - platform_device_unregister(epson1355fb_device); - platform_driver_unregister(&epson1355fb_driver); -} - -/* ------------------------------------------------------------------------- */ - -module_exit(epson1355fb_exit); -#endif - -MODULE_AUTHOR("Christopher Hoover <ch@hpl.hp.com>"); -MODULE_DESCRIPTION("Framebuffer driver for Epson S1D13505"); -MODULE_LICENSE("GPL"); diff --git a/include/video/epson1355.h b/include/video/epson1355.h deleted file mode 100644 index 9759f299499..00000000000 --- a/include/video/epson1355.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * include/video/epson13xx.h -- Epson 13xx frame buffer - * - * Copyright (C) Hewlett-Packard Company. All rights reserved. - * - * Written by Christopher Hoover <ch@hpl.hp.com> - * - */ - -#ifndef _EPSON13XX_H_ -#define _EPSON13XX_H_ - -#define REG_REVISION_CODE 0x00 -#define REG_MEMORY_CONFIG 0x01 -#define REG_PANEL_TYPE 0x02 -#define REG_MOD_RATE 0x03 -#define REG_HORZ_DISP_WIDTH 0x04 -#define REG_HORZ_NONDISP_PERIOD 0x05 -#define REG_HRTC_START_POSITION 0x06 -#define REG_HRTC_PULSE_WIDTH 0x07 -#define REG_VERT_DISP_HEIGHT0 0x08 -#define REG_VERT_DISP_HEIGHT1 0x09 -#define REG_VERT_NONDISP_PERIOD 0x0A -#define REG_VRTC_START_POSITION 0x0B -#define REG_VRTC_PULSE_WIDTH 0x0C -#define REG_DISPLAY_MODE 0x0D -#define REG_SCRN1_LINE_COMPARE0 0x0E -#define REG_SCRN1_LINE_COMPARE1 0x0F -#define REG_SCRN1_DISP_START_ADDR0 0x10 -#define REG_SCRN1_DISP_START_ADDR1 0x11 -#define REG_SCRN1_DISP_START_ADDR2 0x12 -#define REG_SCRN2_DISP_START_ADDR0 0x13 -#define REG_SCRN2_DISP_START_ADDR1 0x14 -#define REG_SCRN2_DISP_START_ADDR2 0x15 -#define REG_MEM_ADDR_OFFSET0 0x16 -#define REG_MEM_ADDR_OFFSET1 0x17 -#define REG_PIXEL_PANNING 0x18 -#define REG_CLOCK_CONFIG 0x19 -#define REG_POWER_SAVE_CONFIG 0x1A -#define REG_MISC 0x1B -#define REG_MD_CONFIG_READBACK0 0x1C -#define REG_MD_CONFIG_READBACK1 0x1D -#define REG_GPIO_CONFIG0 0x1E -#define REG_GPIO_CONFIG1 0x1F -#define REG_GPIO_CONTROL0 0x20 -#define REG_GPIO_CONTROL1 0x21 -#define REG_PERF_ENHANCEMENT0 0x22 -#define REG_PERF_ENHANCEMENT1 0x23 -#define REG_LUT_ADDR 0x24 -#define REG_RESERVED_1 0x25 -#define REG_LUT_DATA 0x26 -#define REG_INK_CURSOR_CONTROL 0x27 -#define REG_CURSOR_X_POSITION0 0x28 -#define REG_CURSOR_X_POSITION1 0x29 -#define REG_CURSOR_Y_POSITION0 0x2A -#define REG_CURSOR_Y_POSITION1 0x2B -#define REG_INK_CURSOR_COLOR0_0 0x2C -#define REG_INK_CURSOR_COLOR0_1 0x2D -#define REG_INK_CURSOR_COLOR1_0 0x2E -#define REG_INK_CURSOR_COLOR1_1 0x2F -#define REG_INK_CURSOR_START_ADDR 0x30 -#define REG_ALTERNATE_FRM 0x31 - -#endif |