diff options
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/reef/Kconfig | 3 | ||||
| -rw-r--r-- | src/mainboard/google/reef/acpi/mainboard.asl | 48 | ||||
| -rw-r--r-- | src/mainboard/google/reef/devicetree.cb | 9 |
3 files changed, 12 insertions, 48 deletions
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig index ded75bb18e..194a6ba64f 100644 --- a/src/mainboard/google/reef/Kconfig +++ b/src/mainboard/google/reef/Kconfig @@ -25,6 +25,9 @@ config CHROMEOS select VBOOT_OPROM_MATTERS select VIRTUAL_DEV_SWITCH +config DRIVERS_I2C_GENERIC + default y + config MAINBOARD_DIR string default google/reef diff --git a/src/mainboard/google/reef/acpi/mainboard.asl b/src/mainboard/google/reef/acpi/mainboard.asl index 5471488085..5b6e976093 100644 --- a/src/mainboard/google/reef/acpi/mainboard.asl +++ b/src/mainboard/google/reef/acpi/mainboard.asl @@ -33,54 +33,8 @@ Scope (\_SB) } } -Scope (\_SB.PCI0.I2C4) -{ - /* Standard Mode: HCNT, LCNT, SDA Hold Register */ - /* SDA Hold register value of 40 indicates - * sda hold time of 0.3us for ic_clk of 133MHz - */ - Name (SSCN, Package () { 0, 0, 40 }) - - /* Fast Mode: HCNT, LCNT, SDA Hold Register */ - /* SDA Hold register value of 40 indicates - * sda hold time of 0.3us for ic_clk of 133MHz - */ - Name (FMCN, Package () { 0, 0, 40 }) - - Device (ETPA) - { - Name (_HID, "ELAN0000") - Name (_DDN, "Elan Touchpad") - Name (_UID, 1) - Name (ISTP, 1) /* Touchpad */ - - Name (_CRS, ResourceTemplate() - { - I2cSerialBus ( - 0x15, // SlaveAddress - ControllerInitiated, // SlaveMode - 400000, // ConnectionSpeed - AddressingMode7Bit, // AddressingMode - "\\_SB.PCI0.I2C4", // ResourceSource - ) - Interrupt (ResourceConsumer, Edge, ActiveLow) - { - TOUCHPAD_INT - } - }) - - Method (_STA) - { - Return (0xF) - } - } -} - -/* - * LPC Trusted Platform Module - */ Scope (\_SB.PCI0.LPCB) { - #include <drivers/pc80/tpm/acpi/tpm.asl> + /* Chrome OS Embedded Controller */ #include "ec.asl" } diff --git a/src/mainboard/google/reef/devicetree.cb b/src/mainboard/google/reef/devicetree.cb index d2b295f6c8..e0831f4d91 100644 --- a/src/mainboard/google/reef/devicetree.cb +++ b/src/mainboard/google/reef/devicetree.cb @@ -61,7 +61,14 @@ chip soc/intel/apollolake device pci 16.1 on end # - I2C 1 device pci 16.2 on end # - I2C 2 device pci 16.3 on end # - I2C 3 - device pci 17.0 on end # - I2C 4 + device pci 17.0 on + chip drivers/i2c/generic + register "hid" = ""ELAN0000"" + register "desc" = ""ELAN Touchpad"" + register "irq" = "IRQ_EDGE_LOW(GPIO_18_IRQ)" + device i2c 15 on end + end + end # - I2C 4 device pci 17.1 on end # - I2C 5 device pci 17.2 on end # - I2C 6 device pci 17.3 on end # - I2C 7 |