efElectricAgingTrendMining analysisDataOperation.c 张婷 commit at 2020-12-15

efElectricAgingTrendMining/databaseOperation/analysisDataOperation.c

@@ -116,3 +116,84 @@ static int __init am3517_evm_i2c_init(void)
 	omap_register_i2c_bus(2, 400, am3517evm_i2c2_boardinfo,
 			ARRAY_SIZE(am3517evm_i2c2_boardinfo));
 	omap_register_i2c_bus(3, 400, am3517evm_i2c3_boardinfo,
+			ARRAY_SIZE(am3517evm_i2c3_boardinfo));
+
+	return 0;
+}
+
+static int lcd_enabled;
+static int dvi_enabled;
+
+#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
+		defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
+static struct gpio am3517_evm_dss_gpios[] __initdata = {
+	/* GPIO 182 = LCD Backlight Power */
+	{ LCD_PANEL_BKLIGHT_PWR, GPIOF_OUT_INIT_HIGH, "lcd_backlight_pwr" },
+	/* GPIO 181 = LCD Panel PWM */
+	{ LCD_PANEL_PWM,	 GPIOF_OUT_INIT_HIGH, "lcd bl enable"	  },
+	/* GPIO 176 = LCD Panel Power enable pin */
+	{ LCD_PANEL_PWR,	 GPIOF_OUT_INIT_HIGH, "dvi enable"	  },
+};
+
+static void __init am3517_evm_display_init(void)
+{
+	int r;
+
+	omap_mux_init_gpio(LCD_PANEL_PWR, OMAP_PIN_INPUT_PULLUP);
+	omap_mux_init_gpio(LCD_PANEL_BKLIGHT_PWR, OMAP_PIN_INPUT_PULLDOWN);
+	omap_mux_init_gpio(LCD_PANEL_PWM, OMAP_PIN_INPUT_PULLDOWN);
+
+	r = gpio_request_array(am3517_evm_dss_gpios,
+			       ARRAY_SIZE(am3517_evm_dss_gpios));
+	if (r) {
+		printk(KERN_ERR "failed to get DSS panel control GPIOs\n");
+		return;
+	}
+
+	printk(KERN_INFO "Display initialized successfully\n");
+}
+#else
+static void __init am3517_evm_display_init(void) {}
+#endif
+
+static int am3517_evm_panel_enable_lcd(struct omap_dss_device *dssdev)
+{
+	if (dvi_enabled) {
+		printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
+		return -EINVAL;
+	}
+	gpio_set_value(LCD_PANEL_PWR, 1);
+	lcd_enabled = 1;
+
+	return 0;
+}
+
+static void am3517_evm_panel_disable_lcd(struct omap_dss_device *dssdev)
+{
+	gpio_set_value(LCD_PANEL_PWR, 0);
+	lcd_enabled = 0;
+}
+
+static struct panel_generic_dpi_data lcd_panel = {
+	.name			= "sharp_lq",
+	.platform_enable	= am3517_evm_panel_enable_lcd,
+	.platform_disable	= am3517_evm_panel_disable_lcd,
+};
+
+static struct omap_dss_device am3517_evm_lcd_device = {
+	.type			= OMAP_DISPLAY_TYPE_DPI,
+	.name			= "lcd",
+	.driver_name		= "generic_dpi_panel",
+	.data			= &lcd_panel,
+	.phy.dpi.data_lines 	= 16,
+};
+
+static int am3517_evm_panel_enable_tv(struct omap_dss_device *dssdev)
+{
+	return 0;
+}
+
+static void am3517_evm_panel_disable_tv(struct omap_dss_device *dssdev)
+{
+}
+