mfd: Remove htc-i2cpld driver

The HTC Herald machine was removed, so this driver is no
longer used anywhere.

Cc: Cory Maccarrone <darkstar6262@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20221019150410.3851944-17-arnd@kernel.org

drivers/mfd/Kconfig

@@ -559,15 +559,6 @@ config HTC_PASIC3
 	  HTC Magician devices, respectively. Actual functionality is
 	  handled by the leds-pasic3 and ds1wm drivers.
 
-config HTC_I2CPLD
-	bool "HTC I2C PLD chip support"
-	depends on I2C=y && GPIOLIB
-	help
-	  If you say yes here you get support for the supposed CPLD
-	  found on omap850 HTC devices like the HTC Wizard and HTC Herald.
-	  This device provides input and output GPIOs through an I2C
-	  interface to one or more sub-chips.
-
 config MFD_INTEL_QUARK_I2C_GPIO
 	tristate "Intel Quark MFD I2C GPIO"
 	depends on PCI

drivers/mfd/Makefile

@@ -19,7 +19,6 @@ obj-$(CONFIG_MFD_EXYNOS_LPASS)	+= exynos-lpass.o
 obj-$(CONFIG_MFD_GATEWORKS_GSC)	+= gateworks-gsc.o
 
 obj-$(CONFIG_HTC_PASIC3)	+= htc-pasic3.o
-obj-$(CONFIG_HTC_I2CPLD)	+= htc-i2cpld.o
 
 obj-$(CONFIG_MFD_TI_LP873X)	+= lp873x.o
 obj-$(CONFIG_MFD_TI_LP87565)	+= lp87565.o

include/linux/htcpld.h

-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __LINUX_HTCPLD_H
-#define __LINUX_HTCPLD_H
-
-struct htcpld_chip_platform_data {
-	unsigned int addr;
-	unsigned int reset;
-	unsigned int num_gpios;
-	unsigned int gpio_out_base;
-	unsigned int gpio_in_base;
-	unsigned int irq_base;
-	unsigned int num_irqs;
-};
-
-struct htcpld_core_platform_data {
-	unsigned int                      i2c_adapter_id;
-
-	struct htcpld_chip_platform_data  *chip;
-	unsigned int                      num_chip;
-};
-
-#endif /* __LINUX_HTCPLD_H */
-