diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /drivers/video/sprdfb/lcd/lcd_dummy.c | |
Diffstat (limited to 'drivers/video/sprdfb/lcd/lcd_dummy.c')
| -rw-r--r-- | drivers/video/sprdfb/lcd/lcd_dummy.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/drivers/video/sprdfb/lcd/lcd_dummy.c b/drivers/video/sprdfb/lcd/lcd_dummy.c new file mode 100644 index 00000000..6254daf5 --- /dev/null +++ b/drivers/video/sprdfb/lcd/lcd_dummy.c @@ -0,0 +1,104 @@ +/* drivers/video/sc8825/lcd_dummy.c
+ *
+ * Support for dummy 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/bug.h>
+#include <linux/delay.h>
+#include "../sprdfb_panel.h"
+
+static int32_t dummy_mipi_init(struct panel_spec *self)
+{
+ pr_debug(KERN_DEBUG "dummy_init\n");
+ return 0;
+}
+
+static uint32_t dummy_readid(struct panel_spec *self)
+{
+ printk("lcd_dummy read id!\n");
+ printk("lcd_dummy read id success!\n");
+ return 0xFFFFFFFF;
+}
+
+static int32_t dummy_enter_sleep(struct panel_spec *self, uint8_t is_sleep)
+{
+ printk(KERN_DEBUG "dummy_enter_sleep, is_sleep = %d\n", is_sleep);
+ return 0;
+}
+
+static int32_t dummy_check_esd(struct panel_spec *self)
+{
+ pr_debug("dummy_check_esd!\n");
+ pr_debug("dummy_check_esd OK!\n");
+ return 1;
+}
+
+static struct panel_operations lcd_dummy_operations = {
+ .panel_init = dummy_mipi_init,
+ .panel_readid = dummy_readid,
+ .panel_enter_sleep = dummy_enter_sleep,
+ .panel_esd_check = dummy_check_esd,
+};
+
+static struct timing_rgb lcd_dummy_timing = {
+ .hfp = 20, /* unit: pixel */
+ .hbp = 20,
+ .hsync = 20,//4,
+ .vfp = 10, /*unit: line*/
+ .vbp = 10,
+ .vsync = 6,
+};
+
+static struct info_mipi lcd_dummy_info = {
+ .work_mode = SPRDFB_MIPI_MODE_VIDEO,
+ .video_bus_width = 24, /*18,16*/
+ .lan_number = 3,
+ .phy_feq = 500*1000,
+ .h_sync_pol = SPRDFB_POLARITY_POS,
+ .v_sync_pol = SPRDFB_POLARITY_POS,
+ .de_pol = SPRDFB_POLARITY_POS,
+ .te_pol = SPRDFB_POLARITY_POS,
+ .color_mode_pol = SPRDFB_POLARITY_NEG,
+ .shut_down_pol = SPRDFB_POLARITY_NEG,
+ .timing = &lcd_dummy_timing,
+ .ops = NULL,
+};
+
+struct panel_spec lcd_dummy_spec = {
+ .width = 320,
+ .height = 480,
+ .fps = 60,
+ .type = LCD_MODE_DSI,
+ .direction = LCD_DIRECT_NORMAL,
+ .is_clean_lcd = true,
+ .info = {
+ .mipi = &lcd_dummy_info
+ },
+ .ops = &lcd_dummy_operations,
+};
+
+struct panel_cfg lcd_dummy = {
+ .dev_id = SPRDFB_MAINLCD_ID,
+ .lcd_id = 0xFFFFFFFF,
+ .lcd_name = "lcd_dummy",
+ .panel = &lcd_dummy_spec,
+};
+
+static int __init lcd_dummy_init(void)
+{
+ return sprdfb_panel_register(&lcd_dummy);
+}
+
+subsys_initcall(lcd_dummy_init);
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