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-rw-r--r--arch/arm/mach-pxa/e750_lcd.c109
1 files changed, 109 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/e750_lcd.c b/arch/arm/mach-pxa/e750_lcd.c
new file mode 100644
index 000000000000..75edc3b5390f
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+++ b/arch/arm/mach-pxa/e750_lcd.c
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+/* 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");