From 4f2090ad48927532f42272c92c874cc370fc349b Mon Sep 17 00:00:00 2001 From: blogic Date: Wed, 17 Oct 2012 22:45:58 +0000 Subject: [kernel] move lots of kernel related packages to the new system/ folder git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33830 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/system/mmc_over_gpio/Makefile | 78 ++++++++++++++++++++ .../mmc_over_gpio/files/mmc_over_gpio.config | 8 +++ .../system/mmc_over_gpio/files/mmc_over_gpio.init | 83 ++++++++++++++++++++++ 3 files changed, 169 insertions(+) create mode 100644 package/system/mmc_over_gpio/Makefile create mode 100644 package/system/mmc_over_gpio/files/mmc_over_gpio.config create mode 100644 package/system/mmc_over_gpio/files/mmc_over_gpio.init (limited to 'package/system/mmc_over_gpio') diff --git a/package/system/mmc_over_gpio/Makefile b/package/system/mmc_over_gpio/Makefile new file mode 100644 index 0000000000..03096ad033 --- /dev/null +++ b/package/system/mmc_over_gpio/Makefile @@ -0,0 +1,78 @@ +# +# 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 $(INCLUDE_DIR)/package.mk + + +define KernelPackage/mmc-over-gpio + SUBMENU:=Other modules + DEPENDS:=@GPIO_SUPPORT +kmod-mmc-spi +kmod-spi-gpio-old + KCONFIG:=CONFIG_GPIOMMC \ + CONFIG_CONFIGFS_FS=y + TITLE:=MMC/SD card over GPIO support + FILES:=$(LINUX_DIR)/drivers/mmc/host/gpiommc.ko + AUTOLOAD:=$(call AutoLoad,93,gpiommc) + MENU:=1 +endef + +define Package/kmod-mmc-over-gpio/config + menu "Configuration" + depends 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 $(call KernelPackage,mmc-over-gpio)) diff --git a/package/system/mmc_over_gpio/files/mmc_over_gpio.config b/package/system/mmc_over_gpio/files/mmc_over_gpio.config new file mode 100644 index 0000000000..23f0084857 --- /dev/null +++ b/package/system/mmc_over_gpio/files/mmc_over_gpio.config @@ -0,0 +1,8 @@ +config 'mmc_over_gpio' + option 'name' 'default' + option 'enabled' '0' + option 'DI_pin' '@GPIO_DI_PIN@' + option 'DO_pin' '@GPIO_DO_PIN@' + option 'CLK_pin' '@GPIO_CLK_PIN@' + option 'CS_pin' '@GPIO_CS_PIN@' + option 'mode' '0' diff --git a/package/system/mmc_over_gpio/files/mmc_over_gpio.init b/package/system/mmc_over_gpio/files/mmc_over_gpio.init new file mode 100644 index 0000000000..121c80398c --- /dev/null +++ b/package/system/mmc_over_gpio/files/mmc_over_gpio.init @@ -0,0 +1,83 @@ +#!/bin/sh /etc/rc.common +# Copyright (C) 2008 OpenWrt.org +START=90 + +CONFIGFS_DIR="/config/gpiommc" + +# add_device(name, DI_pin, DO_pin, CLK_pin, CS_pin, mode) +add_device() { + local dir="$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" +} -- cgit v1.2.3