hasPageUpDownKeys = yes for kindles

frontend/device/kindle/device.lua

@@ -458,6 +458,7 @@ local Kindle2 = Kindle:extend{
     isREAGL = no,
     hasKeyboard = yes,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
     canModifyFBInfo = no,
@@ -471,6 +472,7 @@ local KindleDXG = Kindle:extend{
     isREAGL = no,
     hasKeyboard = yes,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
     canModifyFBInfo = no,
@@ -484,6 +486,7 @@ local Kindle3 = Kindle:extend{
     isREAGL = no,
     hasKeyboard = yes,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
     canModifyFBInfo = no,
@@ -495,6 +498,7 @@ local Kindle4 = Kindle:extend{
     model = "Kindle4",
     isREAGL = no,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
     canModifyFBInfo = no,
@@ -543,6 +547,7 @@ local KindleVoyage = Kindle:extend{
     canTurnFrontlightOff = no,
     hasLightSensor = yes,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     display_dpi = 300,
     touch_dev = "/dev/input/event1",
 }
@@ -561,6 +566,7 @@ local KindleOasis = Kindle:extend{
     isTouchDevice = yes,
     hasFrontlight = yes,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     hasGSensor = yes,
     display_dpi = 300,
     --[[
@@ -579,6 +585,7 @@ local KindleOasis2 = Kindle:extend{
     hasFrontlight = yes,
     hasLightSensor = yes,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     hasGSensor = yes,
     display_dpi = 300,
     touch_dev = "/dev/input/by-path/platform-30a30000.i2c-event",
@@ -593,6 +600,7 @@ local KindleOasis3 = Kindle:extend{
     hasNaturalLightMixer = yes,
     hasLightSensor = yes,
     hasKeys = yes,
+    hasPageUpDownKeys = yes,
     hasGSensor = yes,
     display_dpi = 300,
     touch_dev = "/dev/input/by-path/platform-30a30000.i2c-event",