[yocto] [meta-raspberrypi][PATCH] linux-raspberrypi-4.4: Add the pitft22 overlay from adafruit

[Khem Raj]

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 .../0001-dts-add-overlay-for-pitft22.patch         | 106 +++++++++++++++++++++
 recipes-kernel/linux/linux-raspberrypi_4.4.bb      |  10 +-
 2 files changed, 113 insertions(+), 3 deletions(-)
 create mode 100644 recipes-kernel/linux/linux-raspberrypi-4.4/0001-dts-add-overlay-for-pitft22.patch

diff --git a/recipes-kernel/linux/linux-raspberrypi-4.4/0001-dts-add-overlay-for-pitft22.patch b/recipes-kernel/linux/linux-raspberrypi-4.4/0001-dts-add-overlay-for-pitft22.patch
new file mode 100644
index 0000000..7cb076f
--- /dev/null
+++ b/recipes-kernel/linux/linux-raspberrypi-4.4/0001-dts-add-overlay-for-pitft22.patch
@@ -0,0 +1,106 @@
+From a28bd410022b32a64e208f04b45add6326990332 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Petter=20Mab=C3=A4cker?= <petter at technux.se>
+Date: Fri, 8 Jan 2016 09:02:44 +0100
+Subject: [PATCH] dts: add overlay for pitft22
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Upstream-Status: Pending
+
+Add the pitft22 overlay from adafruit Adafruit-Pi-Kernel-o-Matic repo:
+https://github.com/adafruit/Adafruit-Pi-Kernel-o-Matic
+
+Signed-off-by: Petter Mabäcker <petter at technux.se>
+---
+ arch/arm/boot/dts/overlays/Makefile            |  1 +
+ arch/arm/boot/dts/overlays/pitft22-overlay.dts | 69 ++++++++++++++++++++++++++
+ 2 files changed, 70 insertions(+)
+ create mode 100755 arch/arm/boot/dts/overlays/pitft22-overlay.dts
+
+Index: kernel-source/arch/arm/boot/dts/overlays/pitft22-overlay.dts
+===================================================================
+--- /dev/null
++++ kernel-source/arch/arm/boot/dts/overlays/pitft22-overlay.dts
+@@ -0,0 +1,69 @@
++/*
++ * Device Tree overlay for pitft by Adafruit
++ *
++ */
++
++/dts-v1/;
++/plugin/;
++
++/ {
++        compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
++
++        fragment at 0 {
++                target = <&spi0>;
++                __overlay__ {
++                        status = "okay";
++
++                        spidev at 0{
++                                status = "disabled";
++                        };
++
++                        spidev at 1{
++                                status = "disabled";
++                        };
++                };
++        };
++
++        fragment at 1 {
++                target = <&gpio>;
++                __overlay__ {
++                        pitft_pins: pitft_pins {
++                                brcm,pins = <25>;
++                                brcm,function = <1>; /* out */
++                                brcm,pull = <0>; /* none */
++                        };
++                };
++        };
++
++        fragment at 2 {
++                target = <&spi0>;
++                __overlay__ {
++                        /* needed to avoid dtc warning */
++                        #address-cells = <1>;
++                        #size-cells = <0>;
++
++                        pitft: pitft at 0{
++                                compatible = "ilitek,ili9340";
++                                reg = <0>;
++                                pinctrl-names = "default";
++                                pinctrl-0 = <&pitft_pins>;
++
++                                spi-max-frequency = <32000000>;
++                                rotate = <90>;
++                                fps = <25>;
++                                bgr;
++                                buswidth = <8>;
++                                dc-gpios = <&gpio 25 0>;
++                                debug = <0>;
++                        };
++
++                };
++        };
++
++        __overrides__ {
++                speed =   <&pitft>,"spi-max-frequency:0";
++                rotate =  <&pitft>,"rotate:0";
++                fps =     <&pitft>,"fps:0";
++                debug =   <&pitft>,"debug:0";
++        };
++};
+Index: kernel-source/arch/arm/boot/dts/overlays/Makefile
+===================================================================
+--- kernel-source.orig/arch/arm/boot/dts/overlays/Makefile
++++ kernel-source/arch/arm/boot/dts/overlays/Makefile
+@@ -43,6 +43,7 @@ dtbo-$(RPI_DT_OVERLAYS) += pi3-disable-b
+ dtbo-$(RPI_DT_OVERLAYS) += pi3-miniuart-bt.dtbo
+ dtbo-$(RPI_DT_OVERLAYS) += piscreen.dtbo
+ dtbo-$(RPI_DT_OVERLAYS) += piscreen2r.dtbo
++dtbo-$(RPI_DT_OVERLAYS) += pitft22-overlay.dtbo
+ dtbo-$(RPI_DT_OVERLAYS) += pitft28-capacitive.dtbo
+ dtbo-$(RPI_DT_OVERLAYS) += pitft28-resistive.dtbo
+ dtbo-$(RPI_DT_OVERLAYS) += pps-gpio.dtbo
diff --git a/recipes-kernel/linux/linux-raspberrypi_4.4.bb b/recipes-kernel/linux/linux-raspberrypi_4.4.bb
index f7c5bfb..027d964 100644
--- a/recipes-kernel/linux/linux-raspberrypi_4.4.bb
+++ b/recipes-kernel/linux/linux-raspberrypi_4.4.bb
@@ -1,6 +1,10 @@
-LINUX_VERSION ?= "4.4.3"
+FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}-${PV}:"
 
-SRCREV = "36babd89241c85258acebe06616f1f1a58356f8e"
-SRC_URI = "git://github.com/raspberrypi/linux.git;protocol=git;branch=rpi-4.4.y"
+LINUX_VERSION ?= "4.4.5"
+
+SRCREV = "a2c8f5b320a7ca852551bb58a816fcb2b462f9bc"
+SRC_URI = "git://github.com/raspberrypi/linux.git;protocol=git;branch=rpi-4.4.y \
+           file://0001-dts-add-overlay-for-pitft22.patch \
+"
 
 require linux-raspberrypi.inc
-- 
2.7.3