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efDataStatistics functionDefinition.c 李海忠 commit at 2020-11-30

李海忠 4 years ago
parent
commit
f20bdd56db
1 changed files with 82 additions and 0 deletions
  1. 82 0
      efDataStatistics/alarmDataCalculation/functionDefinition.c

+ 82 - 0
efDataStatistics/alarmDataCalculation/functionDefinition.c

@@ -118,3 +118,85 @@ static struct platform_device db88f5281_nor_flash = {
 
 /*****************************************************************************
  * 32M NAND Flash on Device bus CS2
+ ****************************************************************************/
+
+static struct mtd_partition db88f5281_nand_parts[] = {
+	{
+		.name = "kernel",
+		.offset = 0,
+		.size = SZ_2M,
+	}, {
+		.name = "root",
+		.offset = SZ_2M,
+		.size = (SZ_16M - SZ_2M),
+	}, {
+		.name = "user",
+		.offset = SZ_16M,
+		.size = SZ_8M,
+	}, {
+		.name = "recovery",
+		.offset = (SZ_16M + SZ_8M),
+		.size = SZ_8M,
+	},
+};
+
+static struct resource db88f5281_nand_resource = {
+	.flags		= IORESOURCE_MEM,
+	.start		= DB88F5281_NAND_BASE,
+	.end		= DB88F5281_NAND_BASE + DB88F5281_NAND_SIZE - 1,
+};
+
+static struct orion_nand_data db88f5281_nand_data = {
+	.parts		= db88f5281_nand_parts,
+	.nr_parts	= ARRAY_SIZE(db88f5281_nand_parts),
+	.cle		= 0,
+	.ale		= 1,
+	.width		= 8,
+};
+
+static struct platform_device db88f5281_nand_flash = {
+	.name		= "orion_nand",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &db88f5281_nand_data,
+	},
+	.resource	= &db88f5281_nand_resource,
+	.num_resources	= 1,
+};
+
+/*****************************************************************************
+ * 7-Segment on Device bus CS0
+ * Dummy counter every 2 sec
+ ****************************************************************************/
+
+static void __iomem *db88f5281_7seg;
+static struct timer_list db88f5281_timer;
+
+static void db88f5281_7seg_event(unsigned long data)
+{
+	static int count = 0;
+	writel(0, db88f5281_7seg + (count << 4));
+	count = (count + 1) & 7;
+	mod_timer(&db88f5281_timer, jiffies + 2 * HZ);
+}
+
+static int __init db88f5281_7seg_init(void)
+{
+	if (machine_is_db88f5281()) {
+		db88f5281_7seg = ioremap(DB88F5281_7SEG_BASE,
+					DB88F5281_7SEG_SIZE);
+		if (!db88f5281_7seg) {
+			printk(KERN_ERR "Failed to ioremap db88f5281_7seg\n");
+			return -EIO;
+		}
+		setup_timer(&db88f5281_timer, db88f5281_7seg_event, 0);
+		mod_timer(&db88f5281_timer, jiffies + 2 * HZ);
+	}
+
+	return 0;
+}
+
+__initcall(db88f5281_7seg_init);
+
+/*****************************************************************************
+ * PCI