From 7d13479aed62255e3a7adefdd13b632470f9d9f1 Mon Sep 17 00:00:00 2001
From: Guohan Lu <gulv@microsoft.com>
Date: Sun, 5 Aug 2018 06:23:59 +0000
Subject: [PATCH] [celestica]: Add dx010 gpio sysfs exported when platform
 modules load.

Signed-off-by: Guohan Lu <gulv@microsoft.com>
---
 platform/broadcom/platform-modules-cel.mk     |  2 +-
 .../debian/changelog                          |  6 +++
 .../debian/platform-modules-dx010.init        | 41 +++++++++++++++++++
 3 files changed, 48 insertions(+), 1 deletion(-)

diff --git a/platform/broadcom/platform-modules-cel.mk b/platform/broadcom/platform-modules-cel.mk
index 792970fc43..758c1f9980 100644
--- a/platform/broadcom/platform-modules-cel.mk
+++ b/platform/broadcom/platform-modules-cel.mk
@@ -1,6 +1,6 @@
 # Celestica DX010 Platform modules
 
-CEL_DX010_PLATFORM_MODULE_VERSION = 0.6
+CEL_DX010_PLATFORM_MODULE_VERSION = 0.7
 
 export CEL_DX010_PLATFORM_MODULE_VERSION
 
diff --git a/platform/broadcom/sonic-platform-modules-cel/debian/changelog b/platform/broadcom/sonic-platform-modules-cel/debian/changelog
index 20ce5072b8..3b19422977 100644
--- a/platform/broadcom/sonic-platform-modules-cel/debian/changelog
+++ b/platform/broadcom/sonic-platform-modules-cel/debian/changelog
@@ -1,3 +1,9 @@
+sonic-cel-platform-modules (0.7) unstable; urgency=low
+
+  * Add dx010 plaform gpio sysfs exported when module load.
+
+ -- Pradchaya Phucharoen <pphuchar@celestica.com>  Wed, 21 Jun 2018 13:29:05 +0700
+
 sonic-cel-platform-modules (0.6) unstable; urgency=low
 
   * Remove unused port-mode switch script. This should be done by hwsku config script.
diff --git a/platform/broadcom/sonic-platform-modules-cel/debian/platform-modules-dx010.init b/platform/broadcom/sonic-platform-modules-cel/debian/platform-modules-dx010.init
index c51aa74207..f32785a798 100644
--- a/platform/broadcom/sonic-platform-modules-cel/debian/platform-modules-dx010.init
+++ b/platform/broadcom/sonic-platform-modules-cel/debian/platform-modules-dx010.init
@@ -11,6 +11,24 @@
 # Short-Description: Setup DX010 board.
 ### END INIT INFO
 
+function export_gpio {
+label=$2
+gpio_num=$1
+gpio_base=`( cat /sys/class/gpio/gpiochip*/base | head -1 ) 2>/dev/null`
+gpio_label=`( cat /sys/class/gpio/gpiochip*/label | head -1 ) 2>/dev/null`
+if [[ "X$gpio_base" == "X" ]] ||
+( [[ "X$label" != "X" ]] && [[ "$label" != "$gpio_label" ]] ); then
+        echo "Platform driver error: No gpiochip found!"
+        exit 1;
+fi
+ionum=$((gpio_base+gpio_num))
+echo $ionum > /sys/class/gpio/export
+if [ $? -ne 0 ]; then
+        echo "Platform driver error: Cannot export gpio$ionum!"
+        exit 1;
+fi
+}
+
 case "$1" in
 start)
         echo -n "Setting up board... "
@@ -77,6 +95,29 @@ start)
         modprobe dx010_cpld
         sleep 2
 
+        # Export platform gpio sysfs
+        export_gpio 10  # Fan 1 present
+        export_gpio 11  # Fan 2 present
+        export_gpio 12  # Fan 3 present
+        export_gpio 13  # Fan 4 present
+        export_gpio 14  # Fan 5 present
+
+        export_gpio 22  # PSU L PWOK
+        export_gpio 25  # PSU R PWOK
+        export_gpio 27  # PSU L ABS
+        export_gpio 28  # PSU R ABS
+
+        export_gpio 29  # Fan 1 LED: Red
+        export_gpio 30  # Fan 1 LED: Yellow
+        export_gpio 31  # Fan 2 LED: Red
+        export_gpio 32  # Fan 2 LED: Yellow
+        export_gpio 33  # Fan 3 LED: Red
+        export_gpio 34  # Fan 3 LED: Yellow
+        export_gpio 35  # Fan 4 LED: Red
+        export_gpio 36  # Fan 4 LED: Yellow
+        export_gpio 37  # Fan 5 LED: Red
+        export_gpio 38  # Fan 5 LED: Yellow
+
         # Turn off/down lpmod by defult (0 - Normal, 1 - Low Pow)
         echo 0x00000000 > /sys/devices/platform/dx010_cpld/qsfp_lpmode