From c45e153dfbf3638816d257208d1a3f5bc4dba8f4 Mon Sep 17 00:00:00 2001 From: Kapil Porwal Date: Fri, 9 Jan 2026 13:30:00 +0530 Subject: [PATCH] mb/google/bluey/var/quartz: Enable PS8820 support Select MAINBOARD_HAS_PS8820_RETIMER for the Quartz board variant. Quartz uses external PS8820 retimers that require explicit configuration to achieve SuperSpeed data rates. BUG=b:473489095 TEST=Verify USB SS detection on Quartz. Sample xHCI PORTSC register output: ``` firmware-shell: md 0x0a800420 8 0a800420: 000002a0 00000000 00000000 00000000 ................ 0a800430: 00001203 00000000 00000000 00000000 ................ firmware-shell: md 0x0a600420 8 0a600420: 000002a0 00000000 00000000 00000000 ................ 0a600430: 00001203 00000000 00000000 00000000 ................ ``` Change-Id: Ibb801adc5f7e874a403c644a5c1b3aa592a3d067 Signed-off-by: Kapil Porwal Reviewed-on: https://review.coreboot.org/c/coreboot/+/90712 Reviewed-by: Jayvik Desai Tested-by: build bot (Jenkins) Reviewed-by: Pranava Y N Reviewed-by: Subrata Banik --- src/mainboard/google/bluey/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/src/mainboard/google/bluey/Kconfig b/src/mainboard/google/bluey/Kconfig index 7e21106cbc..163650702f 100644 --- a/src/mainboard/google/bluey/Kconfig +++ b/src/mainboard/google/bluey/Kconfig @@ -56,6 +56,7 @@ config BOARD_GOOGLE_QUENBIH config BOARD_GOOGLE_QUARTZ select BOARD_GOOGLE_MODEL_QUARTZ select SOC_QUALCOMM_HAMOA + select MAINBOARD_HAS_PS8820_RETIMER select MAINBOARD_NO_USB_A_PORT select MAINBOARD_SUPPORTS_PARALLEL_CHARGING