From 34e92a9be51a4f6bab2b124bac8e7ae7b7bf5728 Mon Sep 17 00:00:00 2001 From: V Sowmya Date: Tue, 18 Jul 2017 16:18:18 +0530 Subject: mb/google/kblrvp: Configure ports and endpoints for sensor and CIO2 devices Bind the camera sensor and CIO2 devices through the ports and endpoints configuration available in _DSD ACPI object. * Port represents an interface in a device. * Endpoint represents a connection to that interface. BUG=none BRANCH=none TEST=Build and boot kblrvp. Dump and verify that the generated DSDT table has the required entries. Change-Id: If328864dbb61586a4887c7fcae740a12eda7cc92 Signed-off-by: V Sowmya Reviewed-on: https://review.coreboot.org/20662 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh --- src/mainboard/intel/kblrvp/acpi/ipu_mainboard.asl | 74 +++++++++++++++++++++ src/mainboard/intel/kblrvp/acpi/mipi_camera.asl | 80 +++++++++++++++++++++++ src/mainboard/intel/kblrvp/dsdt.asl | 3 + 3 files changed, 157 insertions(+) create mode 100644 src/mainboard/intel/kblrvp/acpi/ipu_mainboard.asl diff --git a/src/mainboard/intel/kblrvp/acpi/ipu_mainboard.asl b/src/mainboard/intel/kblrvp/acpi/ipu_mainboard.asl new file mode 100644 index 0000000000..211ca43ad6 --- /dev/null +++ b/src/mainboard/intel/kblrvp/acpi/ipu_mainboard.asl @@ -0,0 +1,74 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +Scope (\_SB.PCI0.CIO2) +{ + /* Define two ports for CIO2 device where endpoint of port0 + is connected to CAM0 and endpoint of port1 is connected to CAM1 */ + + Name (_DSD, Package () { + ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), + Package () { + Package () { "port0", "PRT0" }, + Package () { "port1", "PRT1" }, + } + }) + + Name (PRT0, Package () { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "port", 0 }, /* csi 0 */ + }, + ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), + Package () { + Package () { "endpoint0", "EP00" }, + } + }) + + Name (EP00, Package() { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "endpoint", 0 }, + Package () { "clock-lanes", 0 }, + Package () { "data-lanes", Package () { 1, 2, 3, 4 } }, + Package () { "remote-endpoint", + Package() { \_SB.PCI0.I2C2.CAM0, 0, 0 } + }, + } + }) + + Name (PRT1, Package () { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "port", 1 }, /* csi 1 */ + }, + ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), + Package () { + Package () { "endpoint0", "EP10" }, + } + }) + + Name (EP10, Package() { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "endpoint", 0 }, + Package () { "clock-lanes", 0 }, + Package () { "data-lanes", Package () { 1, 2 } }, + Package () { "remote-endpoint", + Package() { \_SB.PCI0.I2C3.CAM1, 0, 0 } + }, + } + }) +} diff --git a/src/mainboard/intel/kblrvp/acpi/mipi_camera.asl b/src/mainboard/intel/kblrvp/acpi/mipi_camera.asl index 3fefeb1b49..8a4450572e 100644 --- a/src/mainboard/intel/kblrvp/acpi/mipi_camera.asl +++ b/src/mainboard/intel/kblrvp/acpi/mipi_camera.asl @@ -57,6 +57,46 @@ Scope (\_SB.PCI0.I2C2) ) }) + /* Port0 of CAM0 is connected to port0 of CIO2 device */ + Name (_DSD, Package () { + ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), + Package () { + Package () { "port0", "PRT0" }, + }, + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "clock-frequency", 19200000 }, + } + }) + + Name (PRT0, Package() { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "port", 0 }, + }, + ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), + Package () { + Package () { "endpoint0", "EP00" }, + } + }) + + Name (EP00, Package() { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "endpoint", 0 }, + Package () { "clock-lanes", 0 }, + Package () { "data-lanes", + Package () { 1, 2, 3, 4 } + }, + Package () { "link-frequencies", + Package() { 1190400000, 640000000 } + }, + Package () { "remote-endpoint", + Package() { \_SB.PCI0.CIO2, 0, 0 } + }, + } + }) + Method (SSDB, 0, Serialized) { Return (Buffer (0x5E) @@ -144,6 +184,46 @@ Scope (\_SB.PCI0.I2C3) ) }) + /* Port0 of CAM1 is connected to port1 of CIO2 device */ + Name (_DSD, Package () { + ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), + Package () { + Package () { "port0", "PRT0" }, + }, + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "clock-frequency", 19200000 }, + } + }) + + Name (PRT0, Package() { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "port", 0 }, + }, + ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), + Package () { + Package () { "endpoint0", "EP00" }, + } + }) + + Name (EP00, Package() { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "endpoint", 0 }, + Package () { "clock-lanes", 0 }, + Package () { "data-lanes", + Package () { 1, 2 } + }, + Package () { "link-frequencies", + Package() { 844800000 } + }, + Package () { "remote-endpoint", + Package() { \_SB.PCI0.CIO2, 1, 0 } + }, + } + }) + Method (SSDB, 0, Serialized) { Return (Buffer (0x5E) diff --git a/src/mainboard/intel/kblrvp/dsdt.asl b/src/mainboard/intel/kblrvp/dsdt.asl index 76e9efd36e..953121985b 100644 --- a/src/mainboard/intel/kblrvp/dsdt.asl +++ b/src/mainboard/intel/kblrvp/dsdt.asl @@ -36,6 +36,8 @@ DefinitionBlock( Scope (\_SB) { Device (PCI0) { + /* Image processing unit */ + #include #include #include } @@ -45,6 +47,7 @@ DefinitionBlock( } /* MIPI camera */ + #include "acpi/ipu_mainboard.asl" #include "acpi/mipi_camera.asl" #if IS_ENABLED(CONFIG_CHROMEOS) -- cgit v1.2.3