From 5bf2defdcf804b7bb8ce290f3cd9ff35c9b7c858 Mon Sep 17 00:00:00 2001
From: Icenowy Zheng <icenowy@aosc.io>
Date: Tue, 10 Sep 2019 12:21:13 +0800
Subject: [PATCH] pine64-pinephone: add script to bring up EG25 on current
 sample (!620)

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
---
 device/device-pine64-pinephone/APKBUILD   |  8 +++--
 device/device-pine64-pinephone/eg25.initd | 37 +++++++++++++++++++++++
 2 files changed, 43 insertions(+), 2 deletions(-)
 create mode 100644 device/device-pine64-pinephone/eg25.initd

diff --git a/device/device-pine64-pinephone/APKBUILD b/device/device-pine64-pinephone/APKBUILD
index c31e4590e..c720b5fc5 100644
--- a/device/device-pine64-pinephone/APKBUILD
+++ b/device/device-pine64-pinephone/APKBUILD
@@ -2,7 +2,7 @@
 pkgname="device-pine64-pinephone"
 pkgdesc="PINE64 PinePhone"
 pkgver=0.1
-pkgrel=16
+pkgrel=17
 url="https://postmarketos.org"
 license="MIT"
 arch="aarch64"
@@ -20,6 +20,7 @@ source="
 	hwtest.ini
 	ucm/sun50i-a64-audio.conf
 	ucm/HiFi
+	eg25.initd
 "
 
 build() {
@@ -39,6 +40,8 @@ package() {
 		"$pkgdir"/usr/share/alsa/ucm2/sun50i-a64-audio/sun50i-a64-audio.conf
 	install -D -m644 "$srcdir"/HiFi \
 		"$pkgdir"/usr/share/alsa/ucm2/sun50i-a64-audio/HiFi
+
+	install -Dm755 "$srcdir"/eg25.initd "$pkgdir"/etc/init.d/eg25
 }
 
 nonfree_firmware() {
@@ -52,4 +55,5 @@ sha512sums="bfb39f14c5a0b928d08cbcb5d19e63e141b052ebb72186c7c26f54d89c2ebf069674
 c4c57d1627dd451213e1ef20d89de9266cd4edcc2d33a69aa9a1f13e16d9f9742036b69dc149fd910d7213f7525c41eb79576d4457bc85cc96eba0d986382d27  weston.ini
 3dd6d612c381cb0002049d1974d8fb5aa5a53a1eb4d6bcbf62eb2ad52cfdc45f0f6ad24a699716d3513b0371aa1316f25dc72afc10d7176cc3b99d0965c3f030  hwtest.ini
 775b7f7612102fc8ff12b2ffc8a7d479bfcf0ab054e331e4bd7873264cc63cbcbf5073d8dc2a80ef0f36226ad5c8b435396801c7d712161ff80ef036ecdc29b6  sun50i-a64-audio.conf
-8018532bd68b4682455690922560933ddb0dd1dae6a3b2f8611ae89ad09e37ea3c5a17cb9fd39ac165e4e598e0eb9ebbd1395f5908020108ee8a301aae516c3c  HiFi"
+8018532bd68b4682455690922560933ddb0dd1dae6a3b2f8611ae89ad09e37ea3c5a17cb9fd39ac165e4e598e0eb9ebbd1395f5908020108ee8a301aae516c3c  HiFi
+5a1a9c774253e8211cc54f4b3961c4bdc35427726d037b0ecad099915e856590e8267a4a47943ab753772d57261eef89924b407b305b1099a9c4ecd7b5f00b35  eg25.initd"
diff --git a/device/device-pine64-pinephone/eg25.initd b/device/device-pine64-pinephone/eg25.initd
new file mode 100644
index 000000000..bf40c6b0d
--- /dev/null
+++ b/device/device-pine64-pinephone/eg25.initd
@@ -0,0 +1,37 @@
+#!/sbin/openrc-run
+
+description="Starting EG25 WWAN module"
+
+depend()
+{
+	before ofono
+}
+
+start()
+{
+	ebegin "Enabling EG25 WWAN module"
+	# GPIO35 is PWRKEY
+	# GPIO68 is RESET_N
+	# GPIO232 is W_DISABLE#
+	for i in 35 68 232
+	do
+		[ -e /sys/class/gpio/gpio$i ] && continue
+		echo $i > /sys/class/gpio/export || return 1
+		echo out > /sys/class/gpio/gpio$i/direction || return 1
+	done
+
+	echo 0 > /sys/class/gpio/gpio68/value || return 1
+	echo 0 > /sys/class/gpio/gpio232/value || return 1
+
+	( echo 1 > /sys/class/gpio/gpio35/value && sleep 2 && echo 0 > /sys/class/gpio/gpio35/value ) || return 1
+}
+
+stop()
+{
+	ebegin "Disabling EG25 WWAN module"
+	echo 1 > /sys/class/gpio/gpio68/value
+	echo 1 > /sys/class/gpio/gpio232/value
+
+	echo 1 > /sys/class/gpio/gpio35/value && sleep 2 && echo 0 > /sys/class/gpio/gpio35/value
+	sleep 30 # Wait for the module to power off
+}