diff --git a/device.mk b/device.mk
index 2cd093b..123fa7a 100644
--- a/device.mk
+++ b/device.mk
@@ -379,7 +379,11 @@
 # Power HAL
 PRODUCT_COPY_FILES += \
 	device/google/gs101/task_profiles.json:$(TARGET_COPY_OUT_VENDOR)/etc/task_profiles.json
-
+# Legacy HW
+PRODUCT_COPY_FILES += \
+	device/google/gs101/powerhint_a0.json:$(TARGET_COPY_OUT_VENDOR)/etc/powerhint_a0.json
+PRODUCT_COPY_FILES += \
+	device/google/gs101/powerhint_a1.json:$(TARGET_COPY_OUT_VENDOR)/etc/powerhint_a1.json
 -include hardware/google/pixel/power-libperfmgr/aidl/device.mk
 
 # IRQ rebalancing.
diff --git a/powerhint_a0.json b/powerhint_a0.json
new file mode 100644
index 0000000..2136a2b
--- /dev/null
+++ b/powerhint_a0.json
@@ -0,0 +1,364 @@
+{
+  "Nodes": [
+    {
+      "Name": "CPULittleClusterMaxFreq",
+      "Path": "/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq",
+      "Values": [
+        "9999999",
+        "1197000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPULittleClusterMinFreq",
+      "Path": "/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq",
+      "Values": [
+        "9999999",
+        "1197000",
+        "0"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPUBigClusterMaxFreq",
+      "Path": "/sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq",
+      "Values": [
+        "9999999",
+        "1999000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPUBigClusterMinFreq",
+      "Path": "/sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq",
+      "Values": [
+        "9999999",
+        "1197000",
+        "0"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "GPUMinFreq",
+      "Path": "/sys/devices/platform/1c500000.mali/hint_min_freq",
+      "Values": [
+        "151000",
+        "302000",
+        "455000",
+        "572000",
+        "670000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "TAUClampBoost",
+      "Path": "/sys/kernel/vendor_sched/ta_uclamp_min",
+      "Values": [
+        "0",
+        "410",
+        "308",
+        "205",
+        "103"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "UfsClkGateEnable",
+      "Path": "/dev/sys/block/bootdevice/clkgate_enable",
+      "Values": [
+        "0",
+        "1"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "F2fsRecessModeEnable",
+      "Path": "/dev/sys/fs/by-name/userdata/gc_urgent",
+      "Values": [
+        "2",
+        "0"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "PowerHALRenderingState",
+      "Path": "vendor.powerhal.rendering",
+      "Values": [
+        "EXPENSIVE_RENDERING",
+        ""
+      ],
+      "Type": "Property"
+    }
+  ],
+  "Actions": [
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "EndHint",
+      "Value": "DISABLE_TA_BOOST"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "DoHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "DoHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "DoHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "INTERACTION_120",
+      "Node": "TAUClampBoost",
+      "Duration": 6000,
+      "Value": "410"
+    },
+    {
+      "PowerHint": "INTERACTION_90",
+      "Node": "TAUClampBoost",
+      "Duration": 6000,
+      "Value": "308"
+    },
+    {
+      "PowerHint": "INTERACTION_60",
+      "Node": "TAUClampBoost",
+      "Duration": 6000,
+      "Value": "205"
+    },
+    {
+      "PowerHint": "REFRESH_120FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "REFRESH_120FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "REFRESH_90FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "REFRESH_90FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "REFRESH_60FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "REFRESH_60FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Node": "UfsClkGateEnable",
+      "Duration": 200,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DEVICE_IDLE",
+      "Node": "F2fsRecessModeEnable",
+      "Duration": 0,
+      "Value": "2"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Type": "EndHint",
+      "Value": "DISABLE_TA_BOOST"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPUBigClusterMaxFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPUBigClusterMinFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPULittleClusterMaxFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPULittleClusterMinFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "TAUClampBoost",
+      "Duration": 5000,
+      "Value": "308"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "UfsClkGateEnable",
+      "Duration": 5000,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DISPLAY_INACTIVE",
+      "Node": "F2fsRecessModeEnable",
+      "Duration": 0,
+      "Value": "2"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPUBigClusterMaxFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPUBigClusterMinFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPULittleClusterMaxFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPULittleClusterMinFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "UfsClkGateEnable",
+      "Duration": 1000,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "CAMERA_STREAMING_STANDARD",
+      "Node": "CPUBigClusterMaxFreq",
+      "Duration": 0,
+      "Value": "1999000"
+    },
+    {
+      "PowerHint": "CAMERA_STREAMING_STANDARD",
+      "Node": "GPUMinFreq",
+      "Duration": 0,
+      "Value": "670000"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPUBigClusterMaxFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPUBigClusterMinFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPULittleClusterMaxFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPULittleClusterMinFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "EXPENSIVE_RENDERING",
+      "Node": "PowerHALRenderingState",
+      "Duration": 0,
+      "Value": "EXPENSIVE_RENDERING"
+    },
+    {
+      "PowerHint": "EXPENSIVE_RENDERING",
+      "Node": "GPUMinFreq",
+      "Duration": 0,
+      "Value": "455000"
+    },
+    {
+      "PowerHint": "REFRESH_120FPS",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "308"
+    },
+    {
+      "PowerHint": "REFRESH_90FPS",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "205"
+    },
+    {
+      "PowerHint": "REFRESH_60FPS",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "103"
+    },
+    {
+      "PowerHint": "ADPF_DISABLE_TA_BOOST",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DISABLE_TA_BOOST",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "DoHint",
+      "Value": "DISABLE_TA_BOOST"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "DISPLAY_UPDATE_IMMINENT"
+    },
+    {
+      "PowerHint": "DISPLAY_UPDATE_IMMINENT",
+      "Type": "EndHint",
+      "Value": "DISABLE_TA_BOOST"
+    }
+  ]
+}
diff --git a/powerhint_a1.json b/powerhint_a1.json
new file mode 100644
index 0000000..c3d1581
--- /dev/null
+++ b/powerhint_a1.json
@@ -0,0 +1,418 @@
+{
+  "Nodes": [
+    {
+      "Name": "CPULittleClusterMaxFreq",
+      "Path": "/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq",
+      "Values": [
+        "9999999",
+        "1197000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPULittleClusterMinFreq",
+      "Path": "/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq",
+      "Values": [
+        "9999999",
+        "1197000",
+        "0"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPUMidClusterMaxFreq",
+      "Path": "/sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq",
+      "Values": [
+        "9999999",
+        "1999000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPUMidClusterMinFreq",
+      "Path": "/sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq",
+      "Values": [
+        "9999999",
+        "1197000",
+        "0"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPUBigClusterMaxFreq",
+      "Path": "/sys/devices/system/cpu/cpu6/cpufreq/scaling_max_freq",
+      "Values": [
+        "9999999",
+        "1999000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "CPUBigClusterMinFreq",
+      "Path": "/sys/devices/system/cpu/cpu6/cpufreq/scaling_min_freq",
+      "Values": [
+        "9999999",
+        "1106000",
+        "0"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "GPUMinFreq",
+      "Path": "/sys/devices/platform/1c500000.mali/hint_min_freq",
+      "Values": [
+        "151000",
+        "302000",
+        "455000",
+        "572000",
+        "670000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "TAUClampBoost",
+      "Path": "/sys/kernel/vendor_sched/ta_uclamp_min",
+      "Values": [
+        "0",
+        "410",
+        "308",
+        "205",
+        "103"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
+    {
+      "Name": "UfsClkGateEnable",
+      "Path": "/dev/sys/block/bootdevice/clkgate_enable",
+      "Values": [
+        "0",
+        "1"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "F2fsRecessModeEnable",
+      "Path": "/dev/sys/fs/by-name/userdata/gc_urgent",
+      "Values": [
+        "2",
+        "0"
+      ],
+      "ResetOnInit": true
+    },
+    {
+      "Name": "LimitFlashCurrent",
+      "Path": "vendor.camera.max_flash_current",
+      "Values": [
+        "100",
+        "1500"
+      ],
+      "ResetOnInit": true,
+      "Type": "Property"
+    },
+    {
+      "Name": "PowerHALRenderingState",
+      "Path": "vendor.powerhal.rendering",
+      "Values": [
+        "EXPENSIVE_RENDERING",
+        ""
+      ],
+      "Type": "Property"
+    }
+  ],
+  "Actions": [
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "EndHint",
+      "Value": "DISABLE_TA_BOOST"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "DoHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "DoHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Type": "DoHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "INTERACTION_120",
+      "Node": "TAUClampBoost",
+      "Duration": 6000,
+      "Value": "410"
+    },
+    {
+      "PowerHint": "INTERACTION_90",
+      "Node": "TAUClampBoost",
+      "Duration": 6000,
+      "Value": "308"
+    },
+    {
+      "PowerHint": "INTERACTION_60",
+      "Node": "TAUClampBoost",
+      "Duration": 6000,
+      "Value": "205"
+    },
+    {
+      "PowerHint": "REFRESH_120FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "REFRESH_120FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "REFRESH_90FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "REFRESH_90FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "REFRESH_60FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "REFRESH_60FPS",
+      "Type": "MaskHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "INTERACTION_120"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "INTERACTION_90"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "INTERACTION_60"
+    },
+    {
+      "PowerHint": "INTERACTION",
+      "Node": "UfsClkGateEnable",
+      "Duration": 200,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DEVICE_IDLE",
+      "Node": "F2fsRecessModeEnable",
+      "Duration": 0,
+      "Value": "2"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Type": "EndHint",
+      "Value": "DISABLE_TA_BOOST"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPUMidClusterMaxFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPUMidClusterMinFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPULittleClusterMaxFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "CPULittleClusterMinFreq",
+      "Duration": 5000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "TAUClampBoost",
+      "Duration": 5000,
+      "Value": "308"
+    },
+    {
+      "PowerHint": "LAUNCH",
+      "Node": "UfsClkGateEnable",
+      "Duration": 5000,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DISPLAY_INACTIVE",
+      "Node": "F2fsRecessModeEnable",
+      "Duration": 0,
+      "Value": "2"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPUBigClusterMaxFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPUBigClusterMinFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPULittleClusterMaxFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "CPULittleClusterMinFreq",
+      "Duration": 1000,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "CAMERA_LAUNCH",
+      "Node": "UfsClkGateEnable",
+      "Duration": 1000,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "CAMERA_STREAMING_STANDARD",
+      "Node": "CPUBigClusterMaxFreq",
+      "Duration": 0,
+      "Value": "1999000"
+    },
+    {
+      "PowerHint": "CAMERA_STREAMING_STANDARD",
+      "Node": "GPUMinFreq",
+      "Duration": 0,
+      "Value": "670000"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPUBigClusterMaxFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPUBigClusterMinFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPUMidClusterMaxFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPUMidClusterMinFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPULittleClusterMaxFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "FIXED_PERFORMANCE",
+      "Node": "CPULittleClusterMinFreq",
+      "Duration": 0,
+      "Value": "9999999"
+    },
+    {
+      "PowerHint": "REFRESH_120FPS",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "308"
+    },
+    {
+      "PowerHint": "REFRESH_90FPS",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "205"
+    },
+    {
+      "PowerHint": "REFRESH_60FPS",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "103"
+    },
+    {
+      "PowerHint": "ADPF_DISABLE_TA_BOOST",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DISABLE_TA_BOOST",
+      "Node": "TAUClampBoost",
+      "Duration": 0,
+      "Value": "0"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "DoHint",
+      "Value": "DISABLE_TA_BOOST"
+    },
+    {
+      "PowerHint": "DISPLAY_IDLE",
+      "Type": "EndHint",
+      "Value": "DISPLAY_UPDATE_IMMINENT"
+    },
+    {
+      "PowerHint": "DISPLAY_UPDATE_IMMINENT",
+      "Type": "EndHint",
+      "Value": "DISABLE_TA_BOOST"
+    },
+    {
+      "PowerHint": "THERMAL_FLASH_LED_REDUCE_CRITICAL",
+      "Node": "LimitFlashCurrent",
+      "Duration": 0,
+      "Value": "100"
+    },
+    {
+      "PowerHint": "THERMAL_FLASH_LED_REDUCE_NONE",
+      "Node": "LimitFlashCurrent",
+      "Duration": 0,
+      "Value": "1500"
+    },
+    {
+      "PowerHint": "EXPENSIVE_RENDERING",
+      "Node": "PowerHALRenderingState",
+      "Duration": 0,
+      "Value": "EXPENSIVE_RENDERING"
+    },
+    {
+      "PowerHint": "EXPENSIVE_RENDERING",
+      "Node": "GPUMinFreq",
+      "Duration": 0,
+      "Value": "455000"
+    }
+  ]
+}