samples: i2c_fujitsu: change hard-coded device name

Change to use the device config name defined by driver's Kconfig
for device binding, instead of hard-coding it which is not
portable.

Jira: ZEP-1764

Change-Id: I61ed7cfd97e20faad8f1e98dacef9384e8fefc73
Signed-off-by: Kuo-Lang Tseng <[email protected]>
(cherry picked from commit 4a363ff)

Author: kltseng

samples/drivers/i2c_fujitsu_fram/src/main.c

@@ -10,6 +10,12 @@
 #include <device.h>
 #include <i2c.h>
 
+#if defined(CONFIG_SOC_QUARK_SE_C1000_SS)
+#define I2C_DEV CONFIG_I2C_SS_0_NAME
+#else
+#define I2C_DEV CONFIG_I2C_0_NAME
+#endif
+
 /**
  * @file Sample app using the Fujitsu MB85RC256V FRAM through ARC I2C.
  */
@@ -75,7 +81,7 @@ void main(void)
 	uint8_t data[16];
 	int i, ret;
 
-	i2c_dev = device_get_binding("I2C_0");
+	i2c_dev = device_get_binding(I2C_DEV);
 	if (!i2c_dev) {
 		printk("I2C: Device driver not found.\n");
 		return;