Add support for touch on motorola-shamu (#1093)

aports/device/device-motorola-shamu/APKBUILD

@@ -1,7 +1,7 @@
 # Reference: <https://postmarketos.org/devicepkg>
 pkgname="device-motorola-shamu"
 pkgdesc="Motorola Google Nexus 6"
-pkgver=0.1
+pkgver=0.2
 pkgrel=0
 url="https://postmarketos.org"
 license="MIT"
@@ -9,7 +9,7 @@ arch="noarch"
 options="!check"
 depends="linux-motorola-shamu mkbootimg mesa-dri-swrast"
 makedepends="devicepkg-dev"
-source="deviceinfo"
+source="deviceinfo initfs-hook.sh"
 
 build() {
 	devicepkg_build $startdir $pkgname
@@ -17,6 +17,9 @@ build() {
 
 package() {
 	devicepkg_package $startdir $pkgname
+	install -Dm644 "$srcdir"/initfs-hook.sh \
+		"$pkgdir"/etc/postmarketos-mkinitfs/hooks/00-${pkgname}.sh
 }
 
-sha512sums="40bff906976c61fa5a80bf564fa356249cd70b373508d81be517f8cdd0324c4ebf530436b110494e4a9f232e2a03fd3d1470a1760807f16b2f72cf187336d837  deviceinfo"
+sha512sums="13c79ab6154aaea987a6214d0cc22bd940c111ef4759064ef1abb32b5148b1e07932ab011441f7e97ce39d9bc84a21a5064c2e0940d7818f7d5085d768445057  deviceinfo
+61ca4daae82a27775463d95d7857324ea542bec47dc1f9b0106d1dadd3d9da66bba5a5c9a4e28a8330fd117a49432ea063ef4a0e27e9c6b0826d3abcf11f7e44  initfs-hook.sh"

aports/device/device-motorola-shamu/deviceinfo

@@ -15,7 +15,7 @@ deviceinfo_keyboard="false"
 deviceinfo_external_disk="false"
 deviceinfo_screen_width="1440"
 deviceinfo_screen_height="2560"
-deviceinfo_dev_touchscreen=""
+deviceinfo_dev_touchscreen="/dev/input/event0"
 deviceinfo_dev_touchscreen_calibration=""
 deviceinfo_dev_keyboard=""
 deviceinfo_msm_refresher="false"

aports/device/device-motorola-shamu/initfs-hook.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+# enable touchscreen
+echo 1 > /sys/devices/f9966000.i2c/i2c-1/1-004a/drv_irq