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authorDivagar Mohandass <divagar.mohandass@intel.com>2015-09-21 11:51:07 +0530
committerMartin Roth <martinroth@google.com>2016-01-28 00:00:32 +0100
commit4f4c6e88be48d62c41c88bc5b36828c967e0d6e4 (patch)
tree7abe7dde9fd8f2000f62f069ceb7c1050726e7f0
parent97f09c3f191f3dad474d5c1fd56682001095703e (diff)
downloadcoreboot-4f4c6e88be48d62c41c88bc5b36828c967e0d6e4.tar.xz
intel/strago: Disable unused devices.
This change will disable unused devices in device tree to improve boot performance. TEST=Build/Flash CB and boot to OS. verify Touch screen, Audio, WIFI and Track pad functionality. Change-Id: Ib5ae31c96d75f9a5b0f8d8b72d058e18fe7d7e67 Signed-off-by: Divagar Mohandass <divagar.mohandass@intel.com> Original-Reviewed-on: https://chromium-review.googlesource.com/300943 Original-Reviewed-by: Hannah Williams <hannah.williams@intel.com> Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Original-Tested-by: Gomathi Kumar <gomathi.kumar@intel.com> Reviewed-on: https://review.coreboot.org/13423 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
-rwxr-xr-xsrc/mainboard/intel/strago/devicetree.cb24
1 files changed, 12 insertions, 12 deletions
diff --git a/src/mainboard/intel/strago/devicetree.cb b/src/mainboard/intel/strago/devicetree.cb
index 788153a44a..c2aa47aa6e 100755
--- a/src/mainboard/intel/strago/devicetree.cb
+++ b/src/mainboard/intel/strago/devicetree.cb
@@ -28,11 +28,11 @@ chip soc/intel/braswell
register "PcdEnableDma1" = "1"
register "PcdEnableI2C0" = "1"
register "PcdEnableI2C1" = "1"
- register "PcdEnableI2C2" = "1"
- register "PcdEnableI2C3" = "1"
+ register "PcdEnableI2C2" = "0"
+ register "PcdEnableI2C3" = "0"
register "PcdEnableI2C4" = "1"
register "PcdEnableI2C5" = "1"
- register "PcdEnableI2C6" = "1"
+ register "PcdEnableI2C6" = "0"
register "PunitPwrConfigDisable" = "0" # Enable SVID
register "ChvSvidConfig" = "SVID_PMIC_CONFIG"
register "PcdEmmcMode" = "PCH_ACPI_MODE"
@@ -94,7 +94,7 @@ chip soc/intel/braswell
# EDS Table 24-4, Figure 24-5
device pci 00.0 on end # 8086 2280 - SoC transaction router
device pci 02.0 on end # 8086 22b0/22b1 - B1/C0 stepping Graphics and Display
- device pci 03.0 on end # 8086 22b8 - Camera and Image Processor
+ device pci 03.0 off end # 8086 22b8 - Camera and Image Processor
device pci 0b.0 on end # 8086 22dc - ?
device pci 10.0 on end # 8086 2294 - MMC Port
device pci 11.0 off end # 8086 0F15 - SDIO Port
@@ -106,25 +106,25 @@ chip soc/intel/braswell
device pci 18.0 on end # 8086 22c0 - SIO - DMA
device pci 18.1 on end # 8086 22c1 - I2C Port 1
device pci 18.2 on end # 8086 22c2 - I2C Port 2
- device pci 18.3 on end # 8086 22c3 - I2C Port 3
- device pci 18.4 on end # 8086 22c4 - I2C Port 4
+ device pci 18.3 off end # 8086 22c3 - I2C Port 3
+ device pci 18.4 off end # 8086 22c4 - I2C Port 4
device pci 18.5 on end # 8086 22c5 - I2C Port 5
device pci 18.6 on end # 8086 22c6 - I2C Port 6
- device pci 18.7 on end # 8086 22c7 - I2C Port 7
- device pci 1a.0 on end # 8086 0F18 - Trusted Execution Engine
+ device pci 18.7 off end # 8086 22c7 - I2C Port 7
+ device pci 1a.0 off end # 8086 0F18 - Trusted Execution Engine
device pci 1b.0 on end # 8086 0F04 - HD Audio
device pci 1c.0 on end # 8086 0000 - PCIe Root Port 1
device pci 1c.1 on end # 8086 0000 - PCIe Root Port 2
device pci 1c.2 on end # 8086 0000 - PCIe Root Port 3
- device pci 1c.3 on end # 8086 0000 - PCIe Root Port 4
+ device pci 1c.3 off end # 8086 0000 - PCIe Root Port 4
device pci 1e.0 on end # 8086 2286 - SIO - DMA
device pci 1e.1 off end # 8086 0F08 - PWM 1
device pci 1e.2 off end # 8086 0F09 - PWM 2
device pci 1e.3 on end # 8086 228a - HSUART 1
- device pci 1e.4 on end # 8086 228c - HSUART 2
+ device pci 1e.4 off end # 8086 228c - HSUART 2
device pci 1e.5 on end # 8086 228e - SPI 1
- device pci 1e.6 on end # 8086 2290 - SPI 2
- device pci 1e.7 on end # 8086 22ac - SPI 3
+ device pci 1e.6 off end # 8086 2290 - SPI 2
+ device pci 1e.7 off end # 8086 22ac - SPI 3
device pci 1f.0 on # 8086 229c - LPC bridge
chip drivers/pc80/tpm
# Rising edge interrupt