From 0fcd5b62583508296475ae547ca32cc4f5f0c7c5 Mon Sep 17 00:00:00 2001
From: Heera Nand <heeran@xilinx.com>
Date: Fri, 11 Apr 2014 15:58:06 +0530
Subject: [PATCH]    Added ps7_pmu parallel to cpu node instead of under bus
 node

CR:789048

Wall Data:
  Originally submitted from RDI_heeran_MY_RDI_EXP3
  Build Type: none
  Test Types: pre-commits, gui pre-commits
[git-p4: depot-paths = "//Rodin/HEAD/data/embeddedsw/": change = 886365]
---
 .../device_tree/data/device_tree.tcl          | 41 ++++++++++++++++---
 1 file changed, 35 insertions(+), 6 deletions(-)

diff --git a/XilinxProcessorIPLib/linux_drivers/device_tree/data/device_tree.tcl b/XilinxProcessorIPLib/linux_drivers/device_tree/data/device_tree.tcl
index 191db04d..7cb08722 100755
--- a/XilinxProcessorIPLib/linux_drivers/device_tree/data/device_tree.tcl
+++ b/XilinxProcessorIPLib/linux_drivers/device_tree/data/device_tree.tcl
@@ -6,7 +6,6 @@ proc bsp_drc {os_handle} {
 # If standalone purpose
 proc device_tree_drc {os_handle} {
 	bsp_drc $os_handle
-    hsm::utils::add_new_child_node $os_handle "chosen"
     hsm::utils::add_new_child_node $os_handle "global_params"
 }
 
@@ -14,8 +13,9 @@ proc generate {lib_handle} {
 }
 
 proc post_generate {os_handle} {
-    add_chosen $os_handle
+    add_chosen $os_handle 
     clean_os $os_handle
+    add_ps7_pmu $os_handle
 }
 
 proc clean_os { os_handle } {
@@ -27,6 +27,10 @@ proc clean_os { os_handle } {
 }
 
 proc add_chosen { os_handle } {
+    set system_node [hsm::utils::get_or_create_child_node $os_handle "dtg.system"]
+    set chosen_node [hsm::utils::get_or_create_child_node $system_node "chosen"]
+
+    #getting boot arguments 
     set bootargs [get_property CONFIG.bootargs $os_handle]
     if { [llength $bootargs] == 0 } {
         set console [hsm::utils::get_os_parameter_value "console"]
@@ -35,12 +39,37 @@ proc add_chosen { os_handle } {
         }
     }
     if { [llength $bootargs]  } {
-        set chosen_node [get_child_nodes -of_objects $os_handle "chosen"]
-        if { [llength $chosen_node] == 0  } {
-            set chosen_node [hsm::utils::add_new_child_node $os_handle "chosen"]
-        }
         hsm::utils::add_new_property $chosen_node "bootargs" string $bootargs
     }
     set consoleip [get_property CONFIG.console_device $os_handle]
     hsm::utils::add_new_property $chosen_node "linux,stdout-path" aliasref $consoleip
 }
+
+#Hack to disable ps7_pmu from bus and add it explicitly parallel to cpu
+proc add_ps7_pmu { os_handle } {
+    set proc_name [get_property HW_INSTANCE [get_sw_processor]]
+    set hwproc [get_cells -filter " NAME==$proc_name"]
+    set proctype [get_property IP_NAME $hwproc]
+    if { [string match -nocase $proctype "ps7_cortexa9"] } {
+
+
+        #get PMU driver handler and disabling it 
+        set all_drivers [get_drivers] 
+        foreach driver $all_drivers {
+            set hwinst [get_property HW_INSTANCE $driver]
+            set ip [get_cells $hwinst]
+            set iptype [get_property IP_NAME $ip]
+            if { [string match -nocase $iptype "ps7_pmu" ] } {
+                set_property NAME "none" $driver
+            }
+        }
+
+        #adding hardcoded pmu into system node
+        set ps_node [hsm::utils::get_or_create_child_node $os_handle "dtg.ps"]
+        set pmu_node [hsm::utils::get_or_create_child_node $ps_node "ps7_pmu"]
+        hsm::utils::add_new_property $pmu_node "reg" hexintlist "0xf8891000 0x1000 0xf8893000 0x1000"
+        hsm::utils::add_new_property $pmu_node "reg-names" stringlist "cpu0 cpu1"
+        hsm::utils::add_new_property $pmu_node "compatible" stringlist "arm,cortex-a9-pmu"
+    }
+}
+