drv: ft8xx: fix logging configuration

The ft8xx driver reported a compile-time error caused by an invalid
logging configuration of this module.

This patch intorduces FT800-specific logging configuration in Kconfig
that is used by the driver. This way the error is fixed.

Signed-off-by: Hubert Miś <hubert.mis@gmail.com>

drivers/misc/ft8xx/Kconfig

@@ -3,17 +3,25 @@
 # Copyright (c) 2020-2021 Hubert Miś <hubert.mis@gmail.com>
 # SPDX-License-Identifier: Apache-2.0
 
-config FT800
+menuconfig FT800
 	bool "FT800 Embedded Video Engine driver"
 	default y
 	depends on DT_HAS_FTDI_FT800_ENABLED
 	select SPI
 	help
 	  Enable driver for FT800 controller.
 
+if FT800
+
 config FT800_INIT_PRIORITY
 	int "FT800 init priority"
 	default 90
 	depends on FT800
 	help
 	  FT800 driver initialization priority in POST_KERNEL.
+
+module = FT800
+module-str = FT800
+source "subsys/logging/Kconfig.template.log_config"
+
+endif # FT800

drivers/misc/ft8xx/ft8xx.c

@@ -23,7 +23,7 @@
 #include "ft8xx_drv.h"
 #include "ft8xx_host_commands.h"
 
-LOG_MODULE_REGISTER(ft8xx, CONFIG_DISPLAY_LOG_LEVEL);
+LOG_MODULE_REGISTER(ft8xx, CONFIG_FT800_LOG_LEVEL);
 
 #define FT8XX_DLSWAP_FRAME 0x02