kernel: remove gpiommc patches / driver

This code was marked as incompatible to Linux 4.4 well over a year ago
and nobody cared, and now it's breaking builds.

Signed-off-by: Felix Fietkau <nbd@nbd.name>

package/kernel/mmc_over_gpio/Makefile

@@ -1,77 +0,0 @@
-#
-# Copyright (C) 2008 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-
-include $(TOPDIR)/rules.mk
-include $(INCLUDE_DIR)/kernel.mk
-
-PKG_NAME:=mmc-over-gpio
-PKG_RELEASE:=4
-
-include $(INCLUDE_DIR)/package.mk
-
-
-define KernelPackage/mmc-over-gpio
-  SUBMENU:=Other modules
-  DEPENDS:=@GPIO_SUPPORT +kmod-mmc-spi +kmod-spi-gpio-old +kmod-fs-configfs @!LINUX_4_4
-  KCONFIG:=CONFIG_GPIOMMC
-  TITLE:=MMC/SD card over GPIO support
-  FILES:=$(LINUX_DIR)/drivers/mmc/host/gpiommc.ko
-  AUTOLOAD:=$(call AutoProbe,gpiommc)
-  MENU:=1
-endef
-
-define Package/kmod-mmc-over-gpio/config
-	menu "Configuration"
-		depends on PACKAGE_kmod-mmc-over-gpio
-
-	config KMOD_MMC_OVER_GPIO_DI_PIN
-		int "GPIO DI (Data-In) pin"
-		default 1
-
-	config KMOD_MMC_OVER_GPIO_DO_PIN
-		int "GPIO DO (Data-Out) pin"
-		default 3
-
-	config KMOD_MMC_OVER_GPIO_CLK_PIN
-		int "GPIO CLK (Clock) pin"
-		default 4
-
-	config KMOD_MMC_OVER_GPIO_CS_PIN
-		int "GPIO CS (Chip-Select) pin"
-		default 7
-
-	endmenu
-endef
-
-define KernelPackage/mmc-over-gpio/description
- Support for driving an MMC/SD card over GPIO pins via SPI.
-endef
-
-define KernelPackage/mmc-over-gpio/conffiles
-/etc/config/mmc_over_gpio
-endef
-
-define Build/Prepare
-	mkdir -p $(PKG_BUILD_DIR)
-endef
-
-define Build/Compile
-endef
-
-define KernelPackage/mmc-over-gpio/install
-	$(INSTALL_DIR) $(1)/etc/config
-	$(INSTALL_DATA) ./files/mmc_over_gpio.config $(1)/etc/config/mmc_over_gpio
-	$(INSTALL_DIR) $(1)/etc/init.d
-	$(INSTALL_BIN) ./files/mmc_over_gpio.init $(1)/etc/init.d/mmc_over_gpio
-
-	$(SED) 's,@GPIO_DI_PIN@,$(CONFIG_KMOD_MMC_OVER_GPIO_DI_PIN),g' \
-		-e 's,@GPIO_DO_PIN@,$(CONFIG_KMOD_MMC_OVER_GPIO_DO_PIN),g' \
-		-e 's,@GPIO_CLK_PIN@,$(CONFIG_KMOD_MMC_OVER_GPIO_CLK_PIN),g' \
-		-e 's,@GPIO_CS_PIN@,$(CONFIG_KMOD_MMC_OVER_GPIO_CS_PIN),g' \
-		$(1)/etc/config/mmc_over_gpio
-endef
-
-$(eval $(call KernelPackage,mmc-over-gpio))

package/kernel/mmc_over_gpio/files/mmc_over_gpio.config

@@ -1,8 +0,0 @@
-config 'mmc_over_gpio'
-	option 'name' 'default'
-	option 'enabled' '0'
-	option 'DI_pin' '@GPIO_DI_PIN@'
-	option 'DO_pin' '@GPIO_DO_PIN@'
-	option 'CLK_pin' '@GPIO_CLK_PIN@'
-	option 'CS_pin' '@GPIO_CS_PIN@'
-	option 'mode' '0'

package/kernel/mmc_over_gpio/files/mmc_over_gpio.init

@@ -1,83 +0,0 @@
-#!/bin/sh /etc/rc.common
-# Copyright (C) 2008 OpenWrt.org
-START=90
-
-CONFIGFS_DIR="/config/gpiommc"
-
-# add_device(name, DI_pin, DO_pin, CLK_pin, CS_pin, mode)
-add_device() {
-	local dir="$CONFIGFS_DIR/$1"
-
-	mkdir -p $dir
-	[ $? -eq 0 ] || return 1
-	echo $2 > $dir/gpio_data_in
-	[ $? -eq 0 ] || return 1
-	echo $3 > $dir/gpio_data_out
-	[ $? -eq 0 ] || return 1
-	echo $4 > $dir/gpio_clock
-	[ $? -eq 0 ] || return 1
-	echo $5 > $dir/gpio_chipselect
-	[ $? -eq 0 ] || return 1
-	echo $6 > $dir/spi_mode
-	[ $? -eq 0 ] || return 1
-	# XXX We have more config options available. Use defaults for now.
-
-	echo 1 > $dir/register
-	[ $? -eq 0 ] || return 1
-
-	return 0
-}
-
-# remove_device(name)
-remove_device() {
-	local dir="$CONFIGFS_DIR/$1"
-
-	rmdir $dir
-}
-
-mount_configfs() {
-	# FIXME: This should probably be done somewhere else.
-	mount | grep configfs
-	if [ $? -eq 0 ]; then
-		# already mounted
-		return 0
-	fi
-	mkdir -p /config
-	[ $? -eq 0 ] || return 1
-	mount configfs -t configfs /config
-	[ $? -eq 0 ] || return 1
-
-	return 0
-}
-
-start_service() {
-	local section="$1"
-	config_get "name" "$section" "name"
-	config_get "DI_pin" "$section" "DI_pin"
-	config_get "DO_pin" "$section" "DO_pin"
-	config_get "CLK_pin" "$section" "CLK_pin"
-	config_get "CS_pin" "$section" "CS_pin"
-	config_get "mode" "$section" "mode"
-	config_get_bool "enabled" "$section" "enabled" '1'
-	[ "$enabled" -gt 0 ] && add_device "$name" $DI_pin $DO_pin $CLK_pin $CS_pin $mode &
-}
-
-stop_service() {
-	local section="$1"
-	config_get "name" "$section" "name"
-	remove_device "$name"
-}
-
-start() {
-	# Make sure configfs is mounted
-	mount_configfs
-	[ $? -eq 0 ] || return 1
-
-	config_load "mmc_over_gpio"
-	config_foreach start_service "mmc_over_gpio"
-}
-
-stop() {
-	config_load "mmc_over_gpio"
-	config_foreach stop_service "mmc_over_gpio"
-}