Separate out 3430 LCD panel support from 2430 file

Separate out 3430 LCD panel support from 2430 SDP.

Currently the support for the LCD on 3430SDP is added in the lcd_2430sdp.c
file. This patch separates it out to a new file.
Signed-off-by: Iqbal Shareef  <iqbal@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/board-3430sdp.c

@@ -204,7 +204,7 @@ static struct spi_board_info sdp3430_spi_board_info[] __initdata = {
 };
 
 static struct platform_device sdp3430_lcd_device = {
-	.name		= "sdp2430_lcd",
+	.name		= "sdp3430_lcd",
 	.id		= -1,
 };
 

drivers/video/omap/Makefile

@@ -30,7 +30,7 @@ objs-y$(CONFIG_MACH_SX1) += lcd_sx1.o
 
 objs-y$(CONFIG_MACH_OMAP_APOLLON) += lcd_apollon.o
 objs-y$(CONFIG_MACH_OMAP_2430SDP) += lcd_2430sdp.o
-objs-y$(CONFIG_MACH_OMAP_3430SDP) += lcd_2430sdp.o
+objs-y$(CONFIG_MACH_OMAP_3430SDP) += lcd_3430sdp.o
 objs-y$(CONFIG_MACH_OMAP3EVM) += lcd_omap3evm.o
 objs-y$(CONFIG_MACH_OMAP3_BEAGLE) += lcd_omap3beagle.o
 objs-y$(CONFIG_FB_OMAP_LCD_MIPID) += lcd_mipid.o

drivers/video/omap/lcd_3430sdp.c

+/*
+ * LCD panel support for the TI 3430SDP board
+ *
+ * Copyright (C) 2008 Texas Instruments
+ * Author: Iqbal Shareef <iqbal@ti.com>
+ *
+ * Derived from drivers/video/omap/lcd_2430sdp.c
+ * Copyright (C) 2007 MontaVista
+ * Author: Hunyue Yau <hyau@mvista.com>
+ *
+ * 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/module.h>
+#include <linux/platform_device.h>
+#include <linux/i2c/twl4030.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/omapfb.h>
+
+#define SDP3430_LCD_PANEL_BACKLIGHT_GPIO	8
+#define SDP3430_LCD_PANEL_ENABLE_GPIO		5
+
+static unsigned backlight_gpio;
+static unsigned enable_gpio;
+
+#define LCD_PIXCLOCK_MAX			167000
+#define ENABLE_VAUX2_DEDICATED			0x03
+#define ENABLE_VAUX2_DEV_GRP			0x20
+#define ENABLE_VAUX3_DEDICATED			0x05
+#define ENABLE_VAUX3_DEV_GRP			0xE0
+
+static int sdp3430_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	enable_gpio    = SDP3430_LCD_PANEL_ENABLE_GPIO;
+	backlight_gpio = SDP3430_LCD_PANEL_BACKLIGHT_GPIO;
+
+	omap_request_gpio(enable_gpio);			/* LCD panel */
+	omap_request_gpio(backlight_gpio);		/* LCD backlight */
+	omap_set_gpio_direction(enable_gpio, 0);	/* output */
+	omap_set_gpio_direction(backlight_gpio, 0);	/* output */
+
+	return 0;
+}
+
+static void sdp3430_panel_cleanup(struct lcd_panel *panel)
+{
+	omap_free_gpio(backlight_gpio);
+	omap_free_gpio(enable_gpio);
+}
+
+static int sdp3430_panel_enable(struct lcd_panel *panel)
+{
+	omap_set_gpio_dataout(enable_gpio, 1);
+	omap_set_gpio_dataout(backlight_gpio, 1);
+
+	if (0 != twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, ENABLE_VAUX3_DEDICATED,
+					TWL4030_VAUX3_DEDICATED))
+		return -EIO;
+	if (0 != twl4030_i2c_write_u8(PM_RECEIVER, ENABLE_VAUX3_DEV_GRP,
+					TWL4030_VAUX3_DEV_GRP))
+		return -EIO;
+
+	return 0;
+}
+
+static void sdp3430_panel_disable(struct lcd_panel *panel)
+{
+	omap_set_gpio_dataout(enable_gpio, 0);
+	omap_set_gpio_dataout(backlight_gpio, 0);
+}
+
+static unsigned long sdp3430_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+struct lcd_panel sdp3430_panel = {
+	.name		= "sdp3430",
+	.config		= OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
+			  OMAP_LCDC_INV_HSYNC,
+
+	.bpp		= 16,
+	.data_lines	= 16,
+	.x_res		= 240,
+	.y_res		= 320,
+	.hsw		= 3,		/* hsync_len (4) - 1 */
+	.hfp		= 3,		/* right_margin (4) - 1 */
+	.hbp		= 39,		/* left_margin (40) - 1 */
+	.vsw		= 1,		/* vsync_len (2) - 1 */
+	.vfp		= 2,		/* lower_margin */
+	.vbp		= 7,		/* upper_margin (8) - 1 */
+
+	.pixel_clock	= LCD_PIXCLOCK_MAX,
+
+	.init		= sdp3430_panel_init,
+	.cleanup	= sdp3430_panel_cleanup,
+	.enable		= sdp3430_panel_enable,
+	.disable	= sdp3430_panel_disable,
+	.get_caps	= sdp3430_panel_get_caps,
+};
+
+static int sdp3430_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&sdp3430_panel);
+	return 0;
+}
+
+static int sdp3430_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int sdp3430_panel_suspend(struct platform_device *pdev,
+					pm_message_t mesg)
+{
+	return 0;
+}
+
+static int sdp3430_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver sdp3430_panel_driver = {
+	.probe		= sdp3430_panel_probe,
+	.remove		= sdp3430_panel_remove,
+	.suspend	= sdp3430_panel_suspend,
+	.resume		= sdp3430_panel_resume,
+	.driver		= {
+		.name		= "sdp3430_lcd",
+		.owner		= THIS_MODULE,
+	},
+};
+
+static int __init sdp3430_panel_drv_init(void)
+{
+	return platform_driver_register(&sdp3430_panel_driver);
+}
+
+static void __exit sdp3430_panel_drv_exit(void)
+{
+	platform_driver_unregister(&sdp3430_panel_driver);
+}
+
+module_init(sdp3430_panel_drv_init);
+module_exit(sdp3430_panel_drv_exit);
+
+MODULE_ALIAS("platform:sdp3430_lcd");