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| author | Caveh Jalali <caveh@chromium.org> | 2018-06-15 20:33:32 -0700 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2018-06-21 04:38:46 +0000 |
| commit | 126ce5c28ba5aee6dacf4716947b7755b3bc2b7f (patch) | |
| tree | 988c4bbd8ad1fd6e6c3a367fb4c908d9467a27d0 | |
| parent | e750198528f847a515e41c362451510e39ec9218 (diff) | |
| download | coreboot-126ce5c28ba5aee6dacf4716947b7755b3bc2b7f.tar.xz | |
mb/google/poppy/variants/atlas: enable touchscreen
This adds the necessary config to enable touchscreen sensor in linux.
BUG=b:110286344,b:110286345
BRANCH=none
TEST=verified touch functionality using eval board
Change-Id: I21efafda3f2ae1dcea19e44f8d66f6dfaac1bb12
Signed-off-by: Caveh Jalali <caveh@chromium.org>
Reviewed-on: https://review.coreboot.org/27127
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
| -rw-r--r-- | src/mainboard/google/poppy/variants/atlas/devicetree.cb | 12 | ||||
| -rw-r--r-- | src/mainboard/google/poppy/variants/atlas/gpio.c | 4 |
2 files changed, 13 insertions, 3 deletions
diff --git a/src/mainboard/google/poppy/variants/atlas/devicetree.cb b/src/mainboard/google/poppy/variants/atlas/devicetree.cb index 1dc981e633..34bc4d45b7 100644 --- a/src/mainboard/google/poppy/variants/atlas/devicetree.cb +++ b/src/mainboard/google/poppy/variants/atlas/devicetree.cb @@ -258,7 +258,17 @@ chip soc/intel/skylake device pci 14.0 on end # USB xHCI device pci 14.1 on end # USB xDCI (OTG) device pci 14.2 on end # Thermal Subsystem - device pci 15.0 on end # I2C #0 - Touchscreen + device pci 15.0 on + chip drivers/i2c/hid + register "generic.hid" = ""ACPI0C50"" + register "generic.desc" = ""STM Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E7_IRQ)" + register "generic.speed" = "I2C_SPEED_FAST" + register "generic.probed" = "1" + register "hid_desc_reg_offset" = "0xab" + device i2c 0x49 on end + end + end # I2C #0 - Touchscreen device pci 15.1 off end # I2C #1 device pci 15.2 on chip drivers/i2c/hid diff --git a/src/mainboard/google/poppy/variants/atlas/gpio.c b/src/mainboard/google/poppy/variants/atlas/gpio.c index acaa22512b..3a7b722648 100644 --- a/src/mainboard/google/poppy/variants/atlas/gpio.c +++ b/src/mainboard/google/poppy/variants/atlas/gpio.c @@ -156,7 +156,7 @@ static const struct pad_config gpio_table[] = { /* C21 : UART2_TXD ==> PCHTX_SERVORX_UART */ PAD_CFG_NF(GPP_C21, NONE, DEEP, NF1), /* C22 : UART2_RTS# ==> EN_PP3300_DX_TOUCHSCREEN */ - PAD_CFG_GPO(GPP_C22, 0, DEEP), + PAD_CFG_GPO(GPP_C22, 1, DEEP), /* C23 : UART2_CTS# ==> PCH_WP */ PAD_CFG_GPI_GPIO_DRIVER(GPP_C23, 20K_PU, DEEP), @@ -232,7 +232,7 @@ static const struct pad_config gpio_table[] = { /* E10 : USB2_OC1# ==> USB_C1_OC_ODL */ PAD_CFG_NF(GPP_E10, NONE, DEEP, NF1), /* E11 : USB2_OC2# ==> TOUCHSCREEN_RESET_L */ - PAD_CFG_GPO(GPP_E11, 0, DEEP), + PAD_CFG_GPO(GPP_E11, 1, DEEP), /* E12 : USB2_OC3# ==> NC */ PAD_CFG_NC(GPP_E12), /* E13 : DDPB_HPD0 ==> USB_C1_DP_HPD */ |