waterDataFluctuationCorrelation memoryOperation.c 张婷 commit at 2021-03-08

waterDataFluctuationCorrelation/dataSharedMemory/memoryOperation.c

@@ -291,3 +291,138 @@ static void __init ek_add_device_buttons(void)
 }
 #else
 static void __init ek_add_device_buttons(void) {}
+#endif
+
+/*
+ * ADCs
+ */
+
+static struct at91_adc_data ek_adc_data = {
+	.channels_used = BIT(0) | BIT(1) | BIT(2) | BIT(3),
+	.use_external_triggers = true,
+	.vref = 3300,
+};
+
+#if defined(CONFIG_REGULATOR_FIXED_VOLTAGE) || defined(CONFIG_REGULATOR_FIXED_VOLTAGE_MODULE)
+static struct regulator_consumer_supply ek_audio_consumer_supplies[] = {
+	REGULATOR_SUPPLY("AVDD", "0-001b"),
+	REGULATOR_SUPPLY("HPVDD", "0-001b"),
+	REGULATOR_SUPPLY("DBVDD", "0-001b"),
+	REGULATOR_SUPPLY("DCVDD", "0-001b"),
+};
+
+static struct regulator_init_data ek_avdd_reg_init_data = {
+	.constraints	= {
+		.name	= "3V3",
+		.valid_ops_mask = REGULATOR_CHANGE_STATUS,
+	},
+	.consumer_supplies = ek_audio_consumer_supplies,
+	.num_consumer_supplies = ARRAY_SIZE(ek_audio_consumer_supplies),
+};
+
+static struct fixed_voltage_config ek_vdd_pdata = {
+	.supply_name	= "board-3V3",
+	.microvolts	= 3300000,
+	.gpio		= -EINVAL,
+	.enabled_at_boot = 0,
+	.init_data	= &ek_avdd_reg_init_data,
+};
+static struct platform_device ek_voltage_regulator = {
+	.name		= "reg-fixed-voltage",
+	.id		= -1,
+	.num_resources	= 0,
+	.dev		= {
+		.platform_data	= &ek_vdd_pdata,
+	},
+};
+static void __init ek_add_regulators(void)
+{
+	platform_device_register(&ek_voltage_regulator);
+}
+#else
+static void __init ek_add_regulators(void) {}
+#endif
+
+
+static struct i2c_board_info __initdata ek_i2c_devices[] = {
+        {
+                I2C_BOARD_INFO("24c512", 0x50)
+        },
+        {
+                I2C_BOARD_INFO("wm8731", 0x1b)
+        },
+};
+
+static struct platform_device sam9g20ek_audio_device = {
+	.name   = "at91sam9g20ek-audio",
+	.id     = -1,
+};
+
+static void __init ek_add_device_audio(void)
+{
+	platform_device_register(&sam9g20ek_audio_device);
+}
+
+
+static void __init ek_board_init(void)
+{
+	/* Serial */
+	/* DBGU on ttyS0. (Rx & Tx only) */
+	at91_register_uart(0, 0, 0);
+
+	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+	at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
+			   | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+			   | ATMEL_UART_RI);
+
+	/* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
+	at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
+	at91_add_device_serial();
+	/* USB Host */
+	at91_add_device_usbh(&ek_usbh_data);
+	/* USB Device */
+	at91_add_device_udc(&ek_udc_data);
+	/* SPI */
+	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+	/* NAND */
+	ek_add_device_nand();
+	/* Ethernet */
+	ek_add_device_macb();
+	/* Regulators */
+	ek_add_regulators();
+	/* MMC */
+	ek_add_device_mmc();
+	/* I2C */
+	at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
+	/* LEDs */
+	ek_add_device_gpio_leds();
+	/* Push Buttons */
+	ek_add_device_buttons();
+	/* ADCs */
+	at91_add_device_adc(&ek_adc_data);
+	/* PCK0 provides MCLK to the WM8731 */
+	at91_set_B_periph(AT91_PIN_PC1, 0);
+	/* SSC (for WM8731) */
+	at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
+	ek_add_device_audio();
+}
+
+MACHINE_START(AT91SAM9G20EK, "Atmel AT91SAM9G20-EK")
+	/* Maintainer: Atmel */
+	.timer		= &at91sam926x_timer,
+	.map_io		= at91_map_io,
+	.handle_irq	= at91_aic_handle_irq,
+	.init_early	= ek_init_early,
+	.init_irq	= at91_init_irq_default,
+	.init_machine	= ek_board_init,
+MACHINE_END
+
+MACHINE_START(AT91SAM9G20EK_2MMC, "Atmel AT91SAM9G20-EK 2 MMC Slot Mod")
+	/* Maintainer: Atmel */
+	.timer		= &at91sam926x_timer,
+	.map_io		= at91_map_io,
+	.handle_irq	= at91_aic_handle_irq,
+	.init_early	= ek_init_early,
+	.init_irq	= at91_init_irq_default,
+	.init_machine	= ek_board_init,
+MACHINE_END