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-rw-r--r--src/mainboard/google/poppy/variants/atlas/devicetree.cb8
-rw-r--r--src/mainboard/google/poppy/variants/atlas/gpio.c4
2 files changed, 10 insertions, 2 deletions
diff --git a/src/mainboard/google/poppy/variants/atlas/devicetree.cb b/src/mainboard/google/poppy/variants/atlas/devicetree.cb
index dc540995c0..66cd1bdb7a 100644
--- a/src/mainboard/google/poppy/variants/atlas/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/atlas/devicetree.cb
@@ -278,6 +278,14 @@ chip soc/intel/skylake
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E7_IRQ)"
register "generic.speed" = "I2C_SPEED_FAST"
register "generic.probed" = "1"
+ register "generic.has_power_resource" = "1"
+ register "generic.disable_gpio_export_in_crs" = "1"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C22)"
+ # 2ms for load switch slew + 5 ms for touchscreen
+ register "generic.enable_delay_ms" = "7"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E11)"
+ register "generic.reset_delay_ms" = "20"
+ register "generic.reset_off_delay_ms" = "1"
register "hid_desc_reg_offset" = "0xab"
device i2c 0x49 on end
end
diff --git a/src/mainboard/google/poppy/variants/atlas/gpio.c b/src/mainboard/google/poppy/variants/atlas/gpio.c
index f82976e2d4..58f7fc5943 100644
--- a/src/mainboard/google/poppy/variants/atlas/gpio.c
+++ b/src/mainboard/google/poppy/variants/atlas/gpio.c
@@ -154,7 +154,7 @@ 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, 1, DEEP),
+ PAD_CFG_GPO(GPP_C22, 0, DEEP),
/* C23 : UART2_CTS# ==> PCH_WP */
PAD_CFG_GPI_GPIO_DRIVER(GPP_C23, 20K_PU, DEEP),
@@ -226,7 +226,7 @@ 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, 1, DEEP),
+ PAD_CFG_GPO(GPP_E11, 0, DEEP),
/* E12 : USB2_OC3# ==> NC */
PAD_CFG_NC(GPP_E12),
/* E13 : DDPB_HPD0 ==> USB_C1_DP_HPD */