Initial file dump from open source releaseHEADmaster

1 files changed, 244 insertions, 0 deletions

diff --git a/drivers/video/sprdfb/lcd/lcd_s6d0139.c b/drivers/video/sprdfb/lcd/lcd_s6d0139.c
new file mode 100644
index 00000000..9ed5f1e0
--- /dev/null
+++ b/drivers/video/sprdfb/lcd/lcd_s6d0139.c
@@ -0,0 +1,244 @@
+/* drivers/video/sc8800g/sc8800g_lcd_s6d0139.c
+ *
+ * Support for s6d0139 LCD device
+ *
+ * Copyright (C) 2010 Spreadtrum
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include "../sprdfb_panel.h"
+
+static int32_t s6d0139_init(struct panel_spec *self)
+{
+	send_cmd_data_t send_cmd_data = self->info.mcu->ops->send_cmd_data;
+	send_data_t send_cmd = self->info.mcu->ops->send_cmd;
+	send_data_t send_data = self->info.mcu->ops->send_data;
+	pr_debug(KERN_DEBUG "s6d0139_init\n");
+
+	/* reset the lcd */
+	self->ops->panel_reset(self);
+	mdelay(100);
+	/* start init sequence */
+	send_cmd_data(0x0000, 0x0001);
+	mdelay(10);
+
+	send_cmd_data(0x0007, 0x0000);
+	send_cmd_data(0x0013, 0x0000);
+	send_cmd_data(0x0011, 0x2604);
+	send_cmd_data(0x0014, 0x1212);
+	send_cmd_data(0x0010, 0x3C00);
+	send_cmd_data(0x0013, 0x0040);
+	mdelay(10);
+	send_cmd_data(0x0013, 0x0060);
+	mdelay(50);
+	send_cmd_data(0x0013, 0x0070);
+	mdelay(40);
+	send_cmd_data(0x0001, 0x0127);
+	send_cmd_data(0x0002, 0x0700);
+	send_cmd_data(0x0003, 0x1030);
+	send_cmd_data(0x0007, 0x0000);
+	send_cmd_data(0x0008, 0x0404);
+	send_cmd_data(0x000B, 0x0200);
+	send_cmd_data(0x000C, 0x0000);
+	send_cmd_data(0x0015, 0x0000);
+
+	//gamma setting
+	send_cmd_data(0x0030, 0x0000);
+	send_cmd_data(0x0031, 0x0606);
+	send_cmd_data(0x0032, 0x0006);
+	send_cmd_data(0x0033, 0x0403);
+	send_cmd_data(0x0034, 0x0107);
+	send_cmd_data(0x0035, 0x0101);
+	send_cmd_data(0x0036, 0x0707);
+	send_cmd_data(0x0037, 0x0304);
+	send_cmd_data(0x0038, 0x0A00);
+	send_cmd_data(0x0039, 0x0706);
+	send_cmd_data(0x0040, 0x0000);
+	send_cmd_data(0x0041, 0x0000);
+	send_cmd_data(0x0042, 0x013F);
+	send_cmd_data(0x0043, 0x0000);
+	send_cmd_data(0x0044, 0x0000);
+	send_cmd_data(0x0045, 0x0000);
+	send_cmd_data(0x0046, 0xEF00);
+	send_cmd_data(0x0047, 0x013F);
+	send_cmd_data(0x0048, 0x0000);
+	send_cmd_data(0x0007, 0x0011);
+	mdelay(40);
+	send_cmd_data(0x0007, 0x0017);
+	send_cmd_data(0x0020, 0x0000);
+	send_cmd_data(0x0021, 0x0000);
+	mdelay(40);
+
+	send_cmd(0x0022);
+
+
+	if(1){
+		int i = 0;
+		for (i=0; i<320*240/3; i++)
+			send_data(0xf800);
+		for (i=0; i< 320*240/3; i++)
+			send_data(0x07e0);
+		for (i=0; i< 320*240/3; i++)
+			send_data(0x001f);
+	}
+
+	return 0;
+}
+
+static int32_t s6d0139_set_window(struct panel_spec *self,
+		uint16_t left, uint16_t top, uint16_t right, uint16_t bottom)
+{
+	send_cmd_data_t send_cmd_data = self->info.mcu->ops->send_cmd_data;
+	send_data_t send_cmd = self->info.mcu->ops->send_cmd;
+	pr_debug(KERN_DEBUG "s6d0139_set_window\n");
+
+	send_cmd_data(0x46, ((right << 8) & 0xff00)|(left&0xff));
+	send_cmd_data(0x47, bottom);
+	send_cmd_data(0x48, top);
+
+	switch (self->direction) {
+	case LCD_DIRECT_NORMAL:
+	case LCD_DIRECT_ROT_270:
+		send_cmd_data(0x0020, left);
+		send_cmd_data(0x0021, top);
+		break;
+	case LCD_DIRECT_ROT_90:
+	case LCD_DIRECT_MIR_H:
+		send_cmd_data(0x0020, right);
+		send_cmd_data(0x0021, top);
+		break;
+	case LCD_DIRECT_ROT_180:
+	case LCD_DIRECT_MIR_HV:
+		send_cmd_data(0x0020, right);
+		send_cmd_data(0x0021, bottom);
+		break;
+	case LCD_DIRECT_MIR_V:
+		send_cmd_data(0x0020, left);
+		send_cmd_data(0x0021, bottom);
+		break;
+	default:
+		pr_debug(KERN_ERR "unknown lcd direction!\n");
+		break;
+	}
+
+	send_cmd(0x0022);
+
+	return 0;
+}
+
+static int32_t s6d0139_invalidate(struct panel_spec *self)
+{
+	pr_debug(KERN_DEBUG "s6d0139_invalidate\n");
+
+	return self->ops->panel_set_window(self, 0, 0,
+			self->width-1, self->height-1);
+
+}
+
+static int32_t s6d0139_set_direction(struct panel_spec *self, uint16_t direction)
+{
+	send_cmd_data_t send_cmd_data = self->info.mcu->ops->send_cmd_data;
+	pr_debug(KERN_DEBUG "s6d0139_set_direction\n");
+
+	switch (direction) {
+	case LCD_DIRECT_NORMAL:
+		send_cmd_data(0x0003, 0x1030);
+		break;
+	case LCD_DIRECT_ROT_90:
+		send_cmd_data(0x0003, 0x1028);
+		break;
+	case LCD_DIRECT_ROT_180:
+	case LCD_DIRECT_MIR_HV:
+		send_cmd_data(0x0003, 0x1000);
+		break;
+	case LCD_DIRECT_ROT_270:
+		send_cmd_data(0x0003, 0x1018);
+		break;
+	case LCD_DIRECT_MIR_H:
+		send_cmd_data(0x0003, 0x1020);
+		break;
+	case LCD_DIRECT_MIR_V:
+		send_cmd_data(0x0003, 0x1010);
+		break;
+	default:
+		pr_debug(KERN_ERR "unknown lcd direction!\n");
+		send_cmd_data(0x0003, 0x1030);
+		direction = LCD_DIRECT_NORMAL;
+		break;
+	}
+
+	self->direction = direction;
+
+	return 0;
+}
+
+static struct panel_operations lcd_s6d0139_operations = {
+	.panel_init = s6d0139_init,
+	.panel_set_window = s6d0139_set_window,
+	.panel_invalidate = s6d0139_invalidate,
+	.panel_set_direction = s6d0139_set_direction,
+};
+
+
+static struct timing_mcu lcd_s6d0139_timing[] = {
+[MCU_LCD_REGISTER_TIMING] = {    /* read/write register timing (ns) */
+	.rcss = 15,
+	.rlpw = 250,
+	.rhpw = 250,
+	.wcss = 10,
+	.wlpw = 28,
+	.whpw = 28,
+	},
+[MCU_LCD_GRAM_TIMING] = {        /* read/write gram timing (ns) */
+		.rcss = 25,  /* 25 ns */
+		.rlpw = 70,
+		.rhpw = 70,
+		.wcss = 10,
+		.wlpw = 50,
+		.whpw = 50,
+	}
+};
+
+static struct info_mcu lcd_s6d0139_info = {
+	.bus_mode = LCD_BUS_8080,
+	.bus_width = 16,
+	.bpp = 16, /*RGB565*/
+	.timing = lcd_s6d0139_timing,
+	.ops = NULL,
+};
+
+struct panel_spec lcd_s6d0139_spec = {
+	.width = 240,
+	.height = 320,
+	.type = LCD_MODE_MCU,
+	.direction = LCD_DIRECT_NORMAL,
+	.info = {
+		.mcu = &lcd_s6d0139_info
+	},
+	.ops = &lcd_s6d0139_operations,
+};
+
+struct panel_cfg lcd_s6d0139 = {
+	/* this panel may on both CS0/1 */
+	.dev_id = SPRDFB_UNDEFINELCD_ID,
+	.lcd_id = 0x139,
+	.lcd_name = "lcd_s6d0139",
+	.panel = &lcd_s6d0139_spec,
+};
+
+static int __init lcd_s6d0139_init(void)
+{
+	return sprdfb_panel_register(&lcd_s6d0139);
+}
+
+subsys_initcall(lcd_s6d0139_init);