From 6f394479cef723549ae3adf6c670196baf95f4e5 Mon Sep 17 00:00:00 2001
From: Daniel Thompson <daniel.thompson@linaro.org>
Date: Fri, 25 May 2018 14:44:13 +0100
Subject: [PATCH] db410c: Add spidev enablement script

Currently there is no script to enable spidev. Add one (tested
on 18.01).

Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
---
 scripts/db410c/enable-spidev.sh            |  19 ++++++++++++++
 scripts/db410c/overlays/db410c-spidev.dtbo | Bin 0 -> 409 bytes
 scripts/db410c/overlays/db410c-spidev.dts  |  29 +++++++++++++++++++++
 3 files changed, 48 insertions(+)
 create mode 100755 scripts/db410c/enable-spidev.sh
 create mode 100644 scripts/db410c/overlays/db410c-spidev.dtbo
 create mode 100644 scripts/db410c/overlays/db410c-spidev.dts

diff --git a/scripts/db410c/enable-spidev.sh b/scripts/db410c/enable-spidev.sh
new file mode 100755
index 0000000..9a77499
--- /dev/null
+++ b/scripts/db410c/enable-spidev.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+BOOTIMG=${1:-/dev/disk/by-partlabel/boot}
+DT_ROOT=`dirname $0`/../..
+DBOOTIMG=`which dbootimg`
+DBOOTIMG=${DBOOTIMG:-${DT_ROOT}/tools/dbootimg/dbootimg}
+DTBTOOL=`which dtbtool`
+DTBTOOL=${DTBTOOL:-${DT_ROOT}/tools/dtbtool/dtbtool}
+OVERLAY=`dirname $0`/overlays/db410c-spidev.dtbo
+
+${DBOOTIMG} ${BOOTIMG} -x dtb | ${DTBTOOL} -m ${OVERLAY} | ${DBOOTIMG} ${BOOTIMG} -u dtb
+
+if [ "$?" -ne 0 ]; then
+	echo "Failed to update DTB"
+	exit 1
+fi
+
+echo "spidev enabled, please reboot"
+sync
diff --git a/scripts/db410c/overlays/db410c-spidev.dtbo b/scripts/db410c/overlays/db410c-spidev.dtbo
new file mode 100644
index 0000000000000000000000000000000000000000..aeb035a5c862e6fe6eb2bd7920058340b4b9fbde
GIT binary patch
literal 409
zcmcb>`|m9S1LI5v1_lctodcvbfLIWS1%Ma?bb;a~5GD%A2<0&YX<iV!FgZV0C$~7)
z!qU(TD#w^sl$f5Inpfgr02TqMWd&mH;(|<w2+;8O`24ceqMXFa_;`>aMxb0uY8g}q
z0|Q78J4gZ|4q}1DSb(%R1N%Y+B)%q)4FXI^7~uv(upF`*AR@GP1IRs`z~CuJEXhpD
mNo6QWEJ{x;(FJldK;F{LO{~yOD@rXaP0dTLWGG5aX8-_SFFH>E

literal 0
HcmV?d00001

diff --git a/scripts/db410c/overlays/db410c-spidev.dts b/scripts/db410c/overlays/db410c-spidev.dts
new file mode 100644
index 0000000..b59836d
--- /dev/null
+++ b/scripts/db410c/overlays/db410c-spidev.dts
@@ -0,0 +1,29 @@
+/dts-v1/;
+/plugin/;
+/ {
+	compatible = "qcom,msm8916";
+
+	/* On Low speed expansion header */
+	fragment@0 {
+		target-path = "spi0";
+		__overlay__ {
+			spidev@0 {
+				compatible = "spidev";
+				spi-max-frequency = <500000>;
+				reg = <0>;
+			};
+		};
+	};
+
+	/* On High speed expansion header */
+	fragment@1 {
+		target-path = "spi1";
+		__overlay__ {
+			spidev@0 {
+				compatible = "spidev";
+				spi-max-frequency = <500000>;
+				reg = <0>;
+			};
+		};
+	};
+};