boards: galileo: Fix I2C device name defaults

Fix setting of the I2C bus master device name for the GPIO_PCAL9535A
device and PWM_PCA9685.  We need to extract them from the dts otherwise
they will just get set to "".

Fixes #13458

Signed-off-by: Kumar Gala <[email protected]>

Author: galak

boards/x86/galileo/Kconfig.defconfig

@@ -42,7 +42,7 @@ config GPIO_PCAL9535A_0_DEV_NAME
 config GPIO_PCAL9535A_0_I2C_ADDR
 	default 0x25
 config GPIO_PCAL9535A_0_I2C_MASTER_DEV_NAME
-	default I2C_0_NAME
+	default "$(dt_str_val,DT_SNPS_DESIGNWARE_I2C_90007000_LABEL)"
 
 endif # GPIO_PCAL9535A_0
 
@@ -56,7 +56,7 @@ config GPIO_PCAL9535A_1_DEV_NAME
 config GPIO_PCAL9535A_1_I2C_ADDR
 	default 0x26
 config GPIO_PCAL9535A_1_I2C_MASTER_DEV_NAME
-	default I2C_0_NAME
+	default "$(dt_str_val,DT_SNPS_DESIGNWARE_I2C_90007000_LABEL)"
 
 endif # GPIO_PCAL9535A_1
 
@@ -70,7 +70,7 @@ config GPIO_PCAL9535A_2_DEV_NAME
 config GPIO_PCAL9535A_2_I2C_ADDR
 	default 0x27
 config GPIO_PCAL9535A_2_I2C_MASTER_DEV_NAME
-	default I2C_0_NAME
+	default "$(dt_str_val,DT_SNPS_DESIGNWARE_I2C_90007000_LABEL)"
 
 endif # GPIO_PCAL9535A_2
 
@@ -95,7 +95,7 @@ config PWM_PCA9685_0_DEV_NAME
 config PWM_PCA9685_0_I2C_ADDR
 	default 0x47
 config PWM_PCA9685_0_I2C_MASTER_DEV_NAME
-	default I2C_0_NAME
+	default "$(dt_str_val,DT_SNPS_DESIGNWARE_I2C_90007000_LABEL)"
 
 endif # PWM_PCA9685_0
 endif # PWM_PCA9685