power: remove s3c adc battery driver

The s3c-adc driver is removed along with the s3c24xx platform,
so the battery driver is no longer needed either.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

MAINTAINERS

@@ -18284,13 +18284,6 @@ L:	linux-s390@vger.kernel.org
 S:	Supported
 F:	drivers/s390/scsi/zfcp_*
 
-S3C ADC BATTERY DRIVER
-M:	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
-L:	linux-samsung-soc@vger.kernel.org
-S:	Odd Fixes
-F:	drivers/power/supply/s3c_adc_battery.c
-F:	include/linux/s3c_adc_battery.h
-
 S3C24XX SD/MMC Driver
 M:	Ben Dooks <ben-linux@fluff.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)

drivers/power/supply/Kconfig

@@ -428,12 +428,6 @@ config BATTERY_Z2
 	help
 	  Say Y to include support for the battery on the Zipit Z2.
 
-config BATTERY_S3C_ADC
-	tristate "Battery driver for Samsung ADC based monitoring"
-	depends on S3C_ADC
-	help
-	  Say Y here to enable support for iPAQ h1930/h1940/rx1950 battery
-
 config BATTERY_TWL4030_MADC
 	tristate "TWL4030 MADC battery driver"
 	depends on TWL4030_MADC

drivers/power/supply/Makefile

@@ -57,7 +57,6 @@ obj-$(CONFIG_BATTERY_MAX1721X)	+= max1721x_battery.o
 obj-$(CONFIG_BATTERY_Z2)	+= z2_battery.o
 obj-$(CONFIG_BATTERY_RT5033)	+= rt5033_battery.o
 obj-$(CONFIG_CHARGER_RT9455)	+= rt9455_charger.o
-obj-$(CONFIG_BATTERY_S3C_ADC)	+= s3c_adc_battery.o
 obj-$(CONFIG_BATTERY_TWL4030_MADC)	+= twl4030_madc_battery.o
 obj-$(CONFIG_CHARGER_88PM860X)	+= 88pm860x_charger.o
 obj-$(CONFIG_CHARGER_PCF50633)	+= pcf50633-charger.o

include/linux/s3c_adc_battery.h

-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _S3C_ADC_BATTERY_H
-#define _S3C_ADC_BATTERY_H
-
-struct s3c_adc_bat_thresh {
-	int volt; /* mV */
-	int cur; /* mA */
-	int level; /* percent */
-};
-
-struct s3c_adc_bat_pdata {
-	int (*init)(void);
-	void (*exit)(void);
-	void (*enable_charger)(void);
-	void (*disable_charger)(void);
-
-	const struct s3c_adc_bat_thresh *lut_noac;
-	unsigned int lut_noac_cnt;
-	const struct s3c_adc_bat_thresh *lut_acin;
-	unsigned int lut_acin_cnt;
-
-	const unsigned int volt_channel;
-	const unsigned int current_channel;
-	const unsigned int backup_volt_channel;
-
-	const unsigned int volt_samples;
-	const unsigned int current_samples;
-	const unsigned int backup_volt_samples;
-
-	const unsigned int volt_mult;
-	const unsigned int current_mult;
-	const unsigned int backup_volt_mult;
-	const unsigned int internal_impedance;
-
-	const unsigned int backup_volt_max;
-	const unsigned int backup_volt_min;
-};
-
-#endif