From 63cba976b19fb5bc3b52f8448240bece9bafb28e Mon Sep 17 00:00:00 2001 From: Eric Lai Date: Thu, 23 May 2019 15:31:40 +0800 Subject: mb/google/sarien: Fix SSD power leakage in S5 Turn off SSD power in S5. BUG=b:133389422 TEST=measure H13 is low in S5 Signed-off-by: Eric Lai Change-Id: I40b5381cac33b0eac962a7730ee5c57e60e6d375 Reviewed-on: https://review.coreboot.org/c/coreboot/+/32952 Tested-by: build bot (Jenkins) Reviewed-by: Duncan Laurie --- .../sarien/variants/arcada/include/variant/acpi/mainboard.asl | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/mainboard/google/sarien/variants/arcada') diff --git a/src/mainboard/google/sarien/variants/arcada/include/variant/acpi/mainboard.asl b/src/mainboard/google/sarien/variants/arcada/include/variant/acpi/mainboard.asl index 41121d28fe..6eba2bcb21 100644 --- a/src/mainboard/google/sarien/variants/arcada/include/variant/acpi/mainboard.asl +++ b/src/mainboard/google/sarien/variants/arcada/include/variant/acpi/mainboard.asl @@ -15,6 +15,8 @@ #define CAM_EN GPP_B11 /* Active low */ #define TS_PD GPP_E7 +#define SSD_EN GPP_H13 +#define SSD_RST GPP_H12 /* Method called from LPIT prior to enter s0ix state */ Method (MS0X, 1) @@ -35,6 +37,12 @@ Method (MPTS, 1) /* Clear touch screen pd pin to avoid leakage */ \_SB.PCI0.CTXS (TS_PD) + + /* Clear SSD EN adn RST pin to avoid leakage */ + If (Arg0 == 5) { + \_SB.PCI0.CTXS (SSD_EN) + \_SB.PCI0.CTXS (SSD_RST) + } } /* Method called from _WAK prior to wakeup */ -- cgit v1.2.3