Support for LCD on e740 e750 e400 and e800 e-series PDAs

Signed-off-by: Ian Molton <spyro@f2s.com>
This commit is contained in:
Ian Molton 2008-07-10 20:17:27 +01:00
parent 32584c86b2
commit ac25361098
6 changed files with 454 additions and 0 deletions

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@ -136,6 +136,7 @@ config MACH_E740
bool "Toshiba e740"
default y
depends on ARCH_PXA_ESERIES
select FB_W100
help
Say Y here if you intend to run this kernel on a Toshiba
e740 family PDA.
@ -144,6 +145,7 @@ config MACH_E750
bool "Toshiba e750"
default y
depends on ARCH_PXA_ESERIES
select FB_W100
help
Say Y here if you intend to run this kernel on a Toshiba
e750 family PDA.
@ -160,6 +162,7 @@ config MACH_E800
bool "Toshiba e800"
default y
depends on ARCH_PXA_ESERIES
select FB_W100
help
Say Y here if you intend to run this kernel on a Toshiba
e800 family PDA.

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@ -37,6 +37,10 @@ obj-$(CONFIG_MACH_TOSA) += tosa.o
obj-$(CONFIG_MACH_EM_X270) += em-x270.o
obj-$(CONFIG_MACH_MAGICIAN) += magician.o
obj-$(CONFIG_ARCH_PXA_ESERIES) += eseries.o eseries_udc.o
obj-$(CONFIG_MACH_E740) += e740_lcd.o
obj-$(CONFIG_MACH_E750) += e750_lcd.o
obj-$(CONFIG_MACH_E400) += e400_lcd.o
obj-$(CONFIG_MACH_E800) += e800_lcd.o
ifeq ($(CONFIG_MACH_ZYLONITE),y)
obj-y += zylonite.o

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@ -0,0 +1,56 @@
/*
* e400_lcd.c
*
* (c) 2005 Ian Molton <spyro@f2s.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/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <asm/mach-types.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/pxafb.h>
static struct pxafb_mode_info e400_pxafb_mode_info = {
.pixclock = 140703,
.xres = 240,
.yres = 320,
.bpp = 16,
.hsync_len = 4,
.left_margin = 28,
.right_margin = 8,
.vsync_len = 3,
.upper_margin = 5,
.lower_margin = 6,
.sync = 0,
};
static struct pxafb_mach_info e400_pxafb_mach_info = {
.modes = &e400_pxafb_mode_info,
.num_modes = 1,
.lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
.lccr3 = 0,
.pxafb_backlight_power = NULL,
};
static int __init e400_lcd_init(void)
{
if (!machine_is_e400())
return -ENODEV;
set_pxa_fb_info(&e400_pxafb_mach_info);
return 0;
}
module_init(e400_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e400 lcd driver");
MODULE_LICENSE("GPLv2");

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@ -0,0 +1,123 @@
/* e740_lcd.c
*
* This file contains the definitions for the LCD timings and functions
* to control the LCD power / frontlighting via the w100fb driver.
*
* (c) 2005 Ian Molton <spyro@f2s.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/device.h>
#include <linux/fb.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <video/w100fb.h>
/*
**potential** shutdown routine - to be investigated
devmem2 0x0c010528 w 0xff3fff00
devmem2 0x0c010190 w 0x7FFF8000
devmem2 0x0c0101b0 w 0x00FF0000
devmem2 0x0c01008c w 0x00000000
devmem2 0x0c010080 w 0x000000bf
devmem2 0x0c010098 w 0x00000015
devmem2 0x0c010088 w 0x4b000204
devmem2 0x0c010098 w 0x0000001d
*/
static struct w100_gen_regs e740_lcd_regs = {
.lcd_format = 0x00008023,
.lcdd_cntl1 = 0x0f000000,
.lcdd_cntl2 = 0x0003ffff,
.genlcd_cntl1 = 0x00ffff03,
.genlcd_cntl2 = 0x003c0f03,
.genlcd_cntl3 = 0x000143aa,
};
static struct w100_mode e740_lcd_mode = {
.xres = 240,
.yres = 320,
.left_margin = 20,
.right_margin = 28,
.upper_margin = 9,
.lower_margin = 8,
.crtc_ss = 0x80140013,
.crtc_ls = 0x81150110,
.crtc_gs = 0x80050005,
.crtc_vpos_gs = 0x000a0009,
.crtc_rev = 0x0040010a,
.crtc_dclk = 0xa906000a,
.crtc_gclk = 0x80050108,
.crtc_goe = 0x80050108,
.pll_freq = 57,
.pixclk_divider = 4,
.pixclk_divider_rotated = 4,
.pixclk_src = CLK_SRC_XTAL,
.sysclk_divider = 1,
.sysclk_src = CLK_SRC_PLL,
.crtc_ps1_active = 0x41060010,
};
static struct w100_gpio_regs e740_w100_gpio_info = {
.init_data1 = 0x21002103,
.gpio_dir1 = 0xffffdeff,
.gpio_oe1 = 0x03c00643,
.init_data2 = 0x003f003f,
.gpio_dir2 = 0xffffffff,
.gpio_oe2 = 0x000000ff,
};
static struct w100fb_mach_info e740_fb_info = {
.modelist = &e740_lcd_mode,
.num_modes = 1,
.regs = &e740_lcd_regs,
.gpio = &e740_w100_gpio_info,
.xtal_freq = 14318000,
.xtal_dbl = 1,
};
static struct resource e740_fb_resources[] = {
[0] = {
.start = 0x0c000000,
.end = 0x0cffffff,
.flags = IORESOURCE_MEM,
},
};
/* ----------------------- device declarations -------------------------- */
static struct platform_device e740_fb_device = {
.name = "w100fb",
.id = -1,
.dev = {
.platform_data = &e740_fb_info,
},
.num_resources = ARRAY_SIZE(e740_fb_resources),
.resource = e740_fb_resources,
};
static int e740_lcd_init(void)
{
int ret;
if (!machine_is_e740())
return -ENODEV;
return platform_device_register(&e740_fb_device);
}
module_init(e740_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e740 lcd driver");
MODULE_LICENSE("GPLv2");

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@ -0,0 +1,109 @@
/* e750_lcd.c
*
* This file contains the definitions for the LCD timings and functions
* to control the LCD power / frontlighting via the w100fb driver.
*
* (c) 2005 Ian Molton <spyro@f2s.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/device.h>
#include <linux/fb.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <video/w100fb.h>
static struct w100_gen_regs e750_lcd_regs = {
.lcd_format = 0x00008003,
.lcdd_cntl1 = 0x00000000,
.lcdd_cntl2 = 0x0003ffff,
.genlcd_cntl1 = 0x00fff003,
.genlcd_cntl2 = 0x003c0f03,
.genlcd_cntl3 = 0x000143aa,
};
static struct w100_mode e750_lcd_mode = {
.xres = 240,
.yres = 320,
.left_margin = 21,
.right_margin = 22,
.upper_margin = 5,
.lower_margin = 4,
.crtc_ss = 0x80150014,
.crtc_ls = 0x8014000d,
.crtc_gs = 0xc1000005,
.crtc_vpos_gs = 0x00020147,
.crtc_rev = 0x0040010a,
.crtc_dclk = 0xa1700030,
.crtc_gclk = 0x80cc0015,
.crtc_goe = 0x80cc0015,
.crtc_ps1_active = 0x61060017,
.pll_freq = 57,
.pixclk_divider = 4,
.pixclk_divider_rotated = 4,
.pixclk_src = CLK_SRC_XTAL,
.sysclk_divider = 1,
.sysclk_src = CLK_SRC_PLL,
};
static struct w100_gpio_regs e750_w100_gpio_info = {
.init_data1 = 0x01192f1b,
.gpio_dir1 = 0xd5ffdeff,
.gpio_oe1 = 0x000020bf,
.init_data2 = 0x010f010f,
.gpio_dir2 = 0xffffffff,
.gpio_oe2 = 0x000001cf,
};
static struct w100fb_mach_info e750_fb_info = {
.modelist = &e750_lcd_mode,
.num_modes = 1,
.regs = &e750_lcd_regs,
.gpio = &e750_w100_gpio_info,
.xtal_freq = 14318000,
.xtal_dbl = 1,
};
static struct resource e750_fb_resources[] = {
[0] = {
.start = 0x0c000000,
.end = 0x0cffffff,
.flags = IORESOURCE_MEM,
},
};
/* ----------------------- device declarations -------------------------- */
static struct platform_device e750_fb_device = {
.name = "w100fb",
.id = -1,
.dev = {
.platform_data = &e750_fb_info,
},
.num_resources = ARRAY_SIZE(e750_fb_resources),
.resource = e750_fb_resources,
};
static int e750_lcd_init(void)
{
if (!machine_is_e750())
return -ENODEV;
return platform_device_register(&e750_fb_device);
}
module_init(e750_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e750 lcd driver");
MODULE_LICENSE("GPLv2");

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@ -0,0 +1,159 @@
/* e800_lcd.c
*
* This file contains the definitions for the LCD timings and functions
* to control the LCD power / frontlighting via the w100fb driver.
*
* (c) 2005 Ian Molton <spyro@f2s.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/device.h>
#include <linux/fb.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
#include <video/w100fb.h>
static struct w100_gen_regs e800_lcd_regs = {
.lcd_format = 0x00008003,
.lcdd_cntl1 = 0x02a00000,
.lcdd_cntl2 = 0x0003ffff,
.genlcd_cntl1 = 0x000ff2a3,
.genlcd_cntl2 = 0x000002a3,
.genlcd_cntl3 = 0x000102aa,
};
static struct w100_mode e800_lcd_mode[2] = {
[0] = {
.xres = 480,
.yres = 640,
.left_margin = 52,
.right_margin = 148,
.upper_margin = 2,
.lower_margin = 6,
.crtc_ss = 0x80350034,
.crtc_ls = 0x802b0026,
.crtc_gs = 0x80160016,
.crtc_vpos_gs = 0x00020003,
.crtc_rev = 0x0040001d,
.crtc_dclk = 0xe0000000,
.crtc_gclk = 0x82a50049,
.crtc_goe = 0x80ee001c,
.crtc_ps1_active = 0x00000000,
.pll_freq = 128,
.pixclk_divider = 4,
.pixclk_divider_rotated = 6,
.pixclk_src = CLK_SRC_PLL,
.sysclk_divider = 0,
.sysclk_src = CLK_SRC_PLL,
},
[1] = {
.xres = 240,
.yres = 320,
.left_margin = 15,
.right_margin = 88,
.upper_margin = 0,
.lower_margin = 7,
.crtc_ss = 0xd010000f,
.crtc_ls = 0x80070003,
.crtc_gs = 0x80000000,
.crtc_vpos_gs = 0x01460147,
.crtc_rev = 0x00400003,
.crtc_dclk = 0xa1700030,
.crtc_gclk = 0x814b0008,
.crtc_goe = 0x80cc0015,
.crtc_ps1_active = 0x00000000,
.pll_freq = 100,
.pixclk_divider = 6, /* Wince uses 14 which gives a 7MHz pclk. */
.pixclk_divider_rotated = 6, /* we want a 14MHz one (much nicer to look at) */
.pixclk_src = CLK_SRC_PLL,
.sysclk_divider = 0,
.sysclk_src = CLK_SRC_PLL,
}
};
static struct w100_gpio_regs e800_w100_gpio_info = {
.init_data1 = 0xc13fc019,
.gpio_dir1 = 0x3e40df7f,
.gpio_oe1 = 0x003c3000,
.init_data2 = 0x00000000,
.gpio_dir2 = 0x00000000,
.gpio_oe2 = 0x00000000,
};
static struct w100_mem_info e800_w100_mem_info = {
.ext_cntl = 0x09640011,
.sdram_mode_reg = 0x00600021,
.ext_timing_cntl = 0x10001545,
.io_cntl = 0x7ddd7333,
.size = 0x1fffff,
};
static void e800_tg_change(struct w100fb_par *par)
{
unsigned long tmp;
tmp = w100fb_gpio_read(W100_GPIO_PORT_A);
if (par->mode->xres == 480)
tmp |= 0x100;
else
tmp &= ~0x100;
w100fb_gpio_write(W100_GPIO_PORT_A, tmp);
}
static struct w100_tg_info e800_tg_info = {
.change = e800_tg_change,
};
static struct w100fb_mach_info e800_fb_info = {
.modelist = e800_lcd_mode,
.num_modes = 2,
.regs = &e800_lcd_regs,
.gpio = &e800_w100_gpio_info,
.mem = &e800_w100_mem_info,
.tg = &e800_tg_info,
.xtal_freq = 16000000,
};
static struct resource e800_fb_resources[] = {
[0] = {
.start = 0x0c000000,
.end = 0x0cffffff,
.flags = IORESOURCE_MEM,
},
};
/* ----------------------- device declarations -------------------------- */
static struct platform_device e800_fb_device = {
.name = "w100fb",
.id = -1,
.dev = {
.platform_data = &e800_fb_info,
},
.num_resources = ARRAY_SIZE(e800_fb_resources),
.resource = e800_fb_resources,
};
static int e800_lcd_init(void)
{
if (!machine_is_e800())
return -ENODEV;
return platform_device_register(&e800_fb_device);
}
module_init(e800_lcd_init);
MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("e800 lcd driver");
MODULE_LICENSE("GPLv2");