From 3b72f645132603d8e518abe8651af53b4a732e99 Mon Sep 17 00:00:00 2001 From: Furquan Shaikh Date: Fri, 28 Aug 2020 12:24:22 -0700 Subject: mb/google/zork: Fix active polarity of REPORT_EN pin in overridetree GPIO_144 is REPORT_EN pin for the touchscreen controller where 1 means enable operation and 0 means stop operation. Override tree exposes this pin as stop GPIO. Thus, it needs to be configured as active low i.e. 0 = active (stop), 1 = inactive (enable report). Change-Id: I349123655260349b78d2f75f846da0ce1dc966fc Signed-off-by: Furquan Shaikh Reviewed-on: https://review.coreboot.org/c/coreboot/+/44911 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/mainboard/google/zork/variants/vilboz/overridetree.cb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/mainboard/google/zork/variants/vilboz') diff --git a/src/mainboard/google/zork/variants/vilboz/overridetree.cb b/src/mainboard/google/zork/variants/vilboz/overridetree.cb index c44ff41955e5..d415de59c912 100644 --- a/src/mainboard/google/zork/variants/vilboz/overridetree.cb +++ b/src/mainboard/google/zork/variants/vilboz/overridetree.cb @@ -101,7 +101,7 @@ chip soc/amd/picasso register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_140)" register "generic.reset_off_delay_ms" = "1" register "generic.reset_delay_ms" = "120" - register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_144)" + register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_144)" register "generic.stop_off_delay_ms" = "1" register "generic.has_power_resource" = "1" register "hid_desc_reg_offset" = "0x01" -- cgit v1.2.3