From 92809f404240a5b2bc62e4f33f00139523a2a2ba Mon Sep 17 00:00:00 2001 From: Eran Mitrani Date: Wed, 11 Oct 2023 11:51:54 -0700 Subject: mb/google/rex/variant/rex0: HID over SPI - change frequency to 30MHZ BUG=NONE TEST=Tested on Rex, touch over SPI works properly. Signed-off-by: Eran Mitrani Change-Id: If339f7a010fa51bf73b8898a55643b5e921d93b1 Reviewed-on: https://review.coreboot.org/c/coreboot/+/78318 Tested-by: build bot (Jenkins) Reviewed-by: Nick Vaccaro --- .../google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl b/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl index 5421a0acba..6db87acbe9 100644 --- a/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl +++ b/src/mainboard/google/rex/variants/rex0/include/variant/acpi/hid_spi_elan.asl @@ -32,7 +32,7 @@ Device(TCSC) { FourWireMode, /* WireMode */ 8, /* DataBitLength */ ControllerInitiated, /* SlaveMode */ - 0x0B71B00, /* ConnectionSpeed (12MHz) */ + 0x1C9C380, /* ConnectionSpeed (30MHz) */ ClockPolarityLow, /* ClockPolarity */ ClockPhaseFirst, /* ClockPhase */ "\\_SB.PCI0.SPI0", /* ResourceSource */ -- cgit v1.2.3