efElectricAgingTrendMining main.c 朱涛 commit at 2020-09-28

efElectricAgingTrendMining/main.c

@@ -55,3 +55,192 @@
 static void __init yl9200_init_early(void)
 {
 	/* Set cpu type: PQFP */
+	at91rm9200_set_type(ARCH_REVISON_9200_PQFP);
+
+	/* Initialize processor: 18.432 MHz crystal */
+	at91_initialize(18432000);
+}
+
+/*
+ * LEDs
+ */
+static struct gpio_led yl9200_leds[] = {
+	{	/* D2 */
+		.name			= "led2",
+		.gpio			= AT91_PIN_PB17,
+		.active_low		= 1,
+		.default_trigger	= "timer",
+	},
+	{	/* D3 */
+		.name			= "led3",
+		.gpio			= AT91_PIN_PB16,
+		.active_low		= 1,
+		.default_trigger	= "heartbeat",
+	},
+	{	/* D4 */
+		.name			= "led4",
+		.gpio			= AT91_PIN_PB15,
+		.active_low		= 1,
+	},
+	{	/* D5 */
+		.name			= "led5",
+		.gpio			= AT91_PIN_PB8,
+		.active_low		= 1,
+	}
+};
+
+/*
+ * Ethernet
+ */
+static struct macb_platform_data __initdata yl9200_eth_data = {
+	.phy_irq_pin		= AT91_PIN_PB28,
+	.is_rmii		= 1,
+};
+
+/*
+ * USB Host
+ */
+static struct at91_usbh_data __initdata yl9200_usbh_data = {
+	.ports			= 1,	/* PQFP version of AT91RM9200 */
+	.vbus_pin		= {-EINVAL, -EINVAL},
+	.overcurrent_pin= {-EINVAL, -EINVAL},
+};
+
+/*
+ * USB Device
+ */
+static struct at91_udc_data __initdata yl9200_udc_data = {
+	.pullup_pin		= AT91_PIN_PC4,
+	.vbus_pin		= AT91_PIN_PC5,
+	.pullup_active_low	= 1,	/* Active Low due to PNP transistor (pg 7) */
+
+};
+
+/*
+ * MMC
+ */
+static struct mci_platform_data __initdata yl9200_mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PB9,
+		.wp_pin		= -EINVAL,
+	},
+};
+
+/*
+ * NAND Flash
+ */
+static struct mtd_partition __initdata yl9200_nand_partition[] = {
+	{
+		.name	= "AT91 NAND partition 1, boot",
+		.offset	= 0,
+		.size	= SZ_256K
+	},
+	{
+		.name	= "AT91 NAND partition 2, kernel",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= (2 * SZ_1M) - SZ_256K
+	},
+	{
+		.name	= "AT91 NAND partition 3, filesystem",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= 14 * SZ_1M
+	},
+	{
+		.name	= "AT91 NAND partition 4, storage",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= SZ_16M
+	},
+	{
+		.name	= "AT91 NAND partition 5, ext-fs",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= SZ_32M
+	}
+};
+
+static struct atmel_nand_data __initdata yl9200_nand_data = {
+	.ale		= 6,
+	.cle		= 7,
+	.det_pin	= -EINVAL,
+	.rdy_pin	= AT91_PIN_PC14,	/* R/!B (Sheet10) */
+	.enable_pin	= AT91_PIN_PC15,	/* !CE  (Sheet10) */
+	.ecc_mode	= NAND_ECC_SOFT,
+	.parts		= yl9200_nand_partition,
+	.num_parts	= ARRAY_SIZE(yl9200_nand_partition),
+};
+
+/*
+ * NOR Flash
+ */
+#define YL9200_FLASH_BASE	AT91_CHIPSELECT_0
+#define YL9200_FLASH_SIZE	SZ_16M
+
+static struct mtd_partition yl9200_flash_partitions[] = {
+	{
+		.name		= "Bootloader",
+		.offset		= 0,
+		.size		= SZ_256K,
+		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
+	},
+	{
+		.name		= "Kernel",
+		.offset		= MTDPART_OFS_NXTBLK,
+		.size		= (2 * SZ_1M) - SZ_256K
+	},
+	{
+		.name		= "Filesystem",
+		.offset		= MTDPART_OFS_NXTBLK,
+		.size		= MTDPART_SIZ_FULL
+	}
+};
+
+static struct physmap_flash_data yl9200_flash_data = {
+	.width		= 2,
+	.parts		= yl9200_flash_partitions,
+	.nr_parts	= ARRAY_SIZE(yl9200_flash_partitions),
+};
+
+static struct resource yl9200_flash_resources[] = {
+	{
+		.start	= YL9200_FLASH_BASE,
+		.end	= YL9200_FLASH_BASE + YL9200_FLASH_SIZE - 1,
+		.flags	= IORESOURCE_MEM,
+	}
+};
+
+static struct platform_device yl9200_flash = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.dev		= {
+				.platform_data	= &yl9200_flash_data,
+			},
+	.resource	= yl9200_flash_resources,
+	.num_resources	= ARRAY_SIZE(yl9200_flash_resources),
+};
+
+/*
+ * I2C (TWI)
+ */
+static struct i2c_board_info __initdata yl9200_i2c_devices[] = {
+	{	/* EEPROM */
+		I2C_BOARD_INFO("24c128", 0x50),
+	}
+};
+
+/*
+ * GPIO Buttons
+*/
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button yl9200_buttons[] = {
+	{
+		.gpio		= AT91_PIN_PA24,
+		.code		= BTN_2,
+		.desc		= "SW2",
+		.active_low	= 1,
+		.wakeup		= 1,
+	},
+	{
+		.gpio		= AT91_PIN_PB1,
+		.code		= BTN_3,
+		.desc		= "SW3",
+		.active_low	= 1,