[coreboot-gerrit] Change in coreboot[master]: mb/google/dedede: Add P-sensor for Boten

[Alec Wang (Code Review)]

Alec Wang has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/46333 )

Change subject: mb/google/dedede: Add P-sensor for Boten
......................................................................

mb/google/dedede: Add P-sensor for Boten

Add devicetree and device ID for P-sensor

BUG=b:161217096
BRANCH=NONE
TEST=We can get the data from P-sensor if touch the SAR antenna.

Signed-off-by: alec.wang 
Change-Id: I70f303995b106cca9758b36ebcde112ebcc90950
---
M src/mainboard/google/dedede/variants/boten/overridetree.cb
1 file changed, 15 insertions(+), 6 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/33/46333/1

diff --git a/src/mainboard/google/dedede/variants/boten/overridetree.cb b/src/mainboard/google/dedede/variants/boten/overridetree.cb
index 2ba6d9d..1346470 100644
--- a/src/mainboard/google/dedede/variants/boten/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/boten/overridetree.cb
@@ -9,9 +9,9 @@
    #|                   | for TPM communication     |
    #|                   | before memory is up       |
    #| I2C0              | Trackpad                  |
-	#| I2C1              | Digitizer                 |
    #| I2C2              | Touchscreen               |
    #| I2C4              | Audio                     |
+        #| I2C5              | P-Sensor                  |
    #+-------------------+---------------------------+
    register "common_soc_config" = "{
    	.gspi[0] = {
@@ -21,15 +21,15 @@
    	.i2c[0] = {
    		.speed = I2C_SPEED_FAST,
    	},
-		.i2c[1] = {
-			.speed = I2C_SPEED_FAST,
-		},
    	.i2c[2] = {
    		.speed = I2C_SPEED_FAST,
    	},
    	.i2c[4] = {
    		.speed = I2C_SPEED_FAST,
    	},
+		.i2c[5] = {
+			.speed = I2C_SPEED_FAST,
+		},
    }"

# USB Port Configuration
@@ -39,7 +39,7 @@

register "SerialIoI2cMode" = "{
    	[PchSerialIoIndexI2C0]  = PchSerialIoPci,
-		[PchSerialIoIndexI2C1]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C1]  = PchSerialIoDisabled,
    	[PchSerialIoIndexI2C2]  = PchSerialIoPci,
    	[PchSerialIoIndexI2C3]  = PchSerialIoDisabled,
    	[PchSerialIoIndexI2C4]  = PchSerialIoPci,
@@ -149,7 +149,16 @@
    			register "uid" = "1"
    			device i2c 29 on end
    		end
-		end
+		end # I2C 4
+		device pci 19.1 on
+			chip drivers/i2c/generic
+				register "hid" = ""STH9324""
+				register "name" = ""SEMTECH SX9324""
+				register "desc" = ""SAR Proximity Sensor""
+				register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E11_IRQ)"
+				device i2c 28 on end
+			end
+		end # I2C 5
    	device pci 1f.3 on end # Intel HDA
    end
 end