From 533ea7adb5d23d32c854f4a3bdbf9c31df7299b4 Mon Sep 17 00:00:00 2001 From: Seunghwan Kim Date: Thu, 28 Dec 2017 10:40:35 +0900 Subject: mb/google/poppy/variants/nautilus: enable digitizer pen device - Add pen device property into devicetree.cb. - Set GPP_C9 to 0 as default. BUG=none BRANCH=master TEST=emerge-nautilus coreboot and check pen device operation Signed-off-by: Seunghwan Kim Change-Id: I050671c8b46fd92b1dd9164be2646727cd67da9f Reviewed-on: https://review.coreboot.org/23010 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh --- .../google/poppy/variants/nautilus/devicetree.cb | 15 ++++++++++++++- src/mainboard/google/poppy/variants/nautilus/gpio.c | 2 +- 2 files changed, 15 insertions(+), 2 deletions(-) diff --git a/src/mainboard/google/poppy/variants/nautilus/devicetree.cb b/src/mainboard/google/poppy/variants/nautilus/devicetree.cb index a548ac98fd67..d74588df60fb 100644 --- a/src/mainboard/google/poppy/variants/nautilus/devicetree.cb +++ b/src/mainboard/google/poppy/variants/nautilus/devicetree.cb @@ -308,7 +308,20 @@ chip soc/intel/skylake end end # I2C #1 device pci 15.2 on end # I2C #2 - device pci 15.3 on end # I2C #3 + device pci 15.3 on + chip drivers/i2c/hid + register "generic.hid" = ""ACPI0C50"" + register "generic.cid" = ""PNP0C50"" + register "generic.desc" = ""Digitizer device"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_A22_IRQ)" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C9)" + register "generic.has_power_resource" = "1" + register "generic.disable_gpio_export_in_crs" = "1" + register "generic.wake" = "GPE0_DW0_21" + register "hid_desc_reg_offset" = "0x1" + device i2c 0x9 on end + end + end # I2C #3 device pci 16.0 on end # Management Engine Interface 1 device pci 16.1 off end # Management Engine Interface 2 device pci 16.2 off end # Management Engine IDE-R diff --git a/src/mainboard/google/poppy/variants/nautilus/gpio.c b/src/mainboard/google/poppy/variants/nautilus/gpio.c index ca05ae9abbcd..2a76fd1e0151 100644 --- a/src/mainboard/google/poppy/variants/nautilus/gpio.c +++ b/src/mainboard/google/poppy/variants/nautilus/gpio.c @@ -130,7 +130,7 @@ static const struct pad_config gpio_table[] = { /* C8 : UART0_RXD ==> NC */ PAD_CFG_NC(GPP_C8), /* C9 : UART0_TXD ==> CHP3_P3.3V_DX_DIG_EN */ - PAD_CFG_GPO(GPP_C9, 1, DEEP), + PAD_CFG_GPO(GPP_C9, 0, DEEP), /* C10 : UART0_RTS# ==> CHP3_CAM_PMIC_RST_L */ PAD_CFG_GPO(GPP_C10, 1, DEEP), /* C11 : UART0_CTS# ==> CHP3_P3.3V_DX_CAM_EN */ -- cgit v1.2.3