From 5d5f6822f97583b330d0be40b628622ab4f5ee36 Mon Sep 17 00:00:00 2001 From: Karthikeyan Ramasubramanian Date: Mon, 5 Dec 2022 17:08:08 -0700 Subject: [PATCH] soc/amd/mendocino: Enable LPC SPI DMA Enable LPC SPI DMA. This helps with ~20ms boot time improvement while loading various components synchronously. BUG=None TEST=Build Skyrim BIOS image and boot to OS. Observe a boot time improvement of ~20 ms. Before: Total Time: 1,503,032 After: Total Time: 1,485,536 Change-Id: I4dd57d46ae9bd664d57178d34b5beda872ed2cdb Signed-off-by: Karthikeyan Ramasubramanian Reviewed-on: https://review.coreboot.org/c/coreboot/+/70383 Reviewed-by: Raul Rangel Reviewed-by: Fred Reitberger Tested-by: build bot (Jenkins) --- src/soc/amd/mendocino/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/src/soc/amd/mendocino/Kconfig b/src/soc/amd/mendocino/Kconfig index 5dd21641ee..ef03ec1388 100644 --- a/src/soc/amd/mendocino/Kconfig +++ b/src/soc/amd/mendocino/Kconfig @@ -70,6 +70,7 @@ config SOC_SPECIFIC_OPTIONS select SOC_AMD_COMMON_BLOCK_I23C_PAD_CTRL select SOC_AMD_COMMON_BLOCK_IOMMU select SOC_AMD_COMMON_BLOCK_LPC # TODO: Check if this is still correct + select SOC_AMD_COMMON_BLOCK_LPC_SPI_DMA select SOC_AMD_COMMON_BLOCK_MCAX select SOC_AMD_COMMON_BLOCK_NONCAR # TODO: Check if this is still correct select SOC_AMD_COMMON_BLOCK_PCI # TODO: Check if this is still correct