From 5ee6fd1d429d7bff5e9e9964e37fe2f67d1097aa Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Mon, 17 Nov 2008 23:22:27 +0000
Subject: [PATCH] make mmc_over_gpio init uci-aware

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13273 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/mmc_over_gpio/Makefile                |  4 ++-
 .../mmc_over_gpio/files/mmc_over_gpio.config  |  8 ++++++
 .../mmc_over_gpio/files/mmc_over_gpio.init    | 27 ++++++++++++++++---
 3 files changed, 34 insertions(+), 5 deletions(-)
 create mode 100644 package/mmc_over_gpio/files/mmc_over_gpio.config

diff --git a/package/mmc_over_gpio/Makefile b/package/mmc_over_gpio/Makefile
index 954ccfa9cf..a3d1787658 100644
--- a/package/mmc_over_gpio/Makefile
+++ b/package/mmc_over_gpio/Makefile
@@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=mmc-over-gpio
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 include $(INCLUDE_DIR)/package.mk
 
@@ -34,6 +34,8 @@ 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 $(1)/etc/init.d/mmc_over_gpio
 endef
diff --git a/package/mmc_over_gpio/files/mmc_over_gpio.config b/package/mmc_over_gpio/files/mmc_over_gpio.config
new file mode 100644
index 0000000000..77a9e304c8
--- /dev/null
+++ b/package/mmc_over_gpio/files/mmc_over_gpio.config
@@ -0,0 +1,8 @@
+config 'mmc_over_gpio'
+	option 'name' 'default'
+	option 'enabled' '0'
+	option 'DI_pin' '1'
+	option 'DO_pin' '3'
+	option 'CLK_pin' '4'
+	option 'CS_pin' '7'
+	option 'mode' '0'
diff --git a/package/mmc_over_gpio/files/mmc_over_gpio.init b/package/mmc_over_gpio/files/mmc_over_gpio.init
index e276dfd1ca..121c80398c 100644
--- a/package/mmc_over_gpio/files/mmc_over_gpio.init
+++ b/package/mmc_over_gpio/files/mmc_over_gpio.init
@@ -8,7 +8,7 @@ CONFIGFS_DIR="/config/gpiommc"
 add_device() {
 	local dir="$CONFIGFS_DIR/$1"
 
-	mkdir $dir
+	mkdir -p $dir
 	[ $? -eq 0 ] || return 1
 	echo $2 > $dir/gpio_data_in
 	[ $? -eq 0 ] || return 1
@@ -50,15 +50,34 @@ mount_configfs() {
 	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
 
-	#FIXME we should use a config file, but I dunno how that parser works.
-	add_device "default" 5 4 3 7 0
+	config_load "mmc_over_gpio"
+	config_foreach start_service "mmc_over_gpio"
 }
 
 stop() {
-	remove_device "default"
+	config_load "mmc_over_gpio"
+	config_foreach stop_service "mmc_over_gpio"
 }