From 10a740e0ec5fa36e0e6ca58202ba5a2401ae6cb5 Mon Sep 17 00:00:00 2001 From: Rex-BC Chen Date: Fri, 22 Jul 2022 15:22:28 +0800 Subject: soc/mediatek/mt8188: Add SSPM firmware v1.88.00 Add sspm.bin to support suspend/resume. TEST=build pass BUG=b:233720142 Signed-off-by: Bo-Chen Chen Change-Id: Ib10b9a9446ce7c057182e5ae0c087c4685db7f3f --- soc/mediatek/mt8188/README.md | 22 ++++++++++++++++++++++ soc/mediatek/mt8188/sspm.bin | Bin 0 -> 137348 bytes soc/mediatek/mt8188/sspm.bin.md5 | 1 + soc/mediatek/mt8188/sspm_release_notes.txt | 4 ++++ 4 files changed, 27 insertions(+) create mode 100644 soc/mediatek/mt8188/sspm.bin create mode 100644 soc/mediatek/mt8188/sspm.bin.md5 create mode 100644 soc/mediatek/mt8188/sspm_release_notes.txt diff --git a/soc/mediatek/mt8188/README.md b/soc/mediatek/mt8188/README.md index fd4ddce..8eb3f1e 100644 --- a/soc/mediatek/mt8188/README.md +++ b/soc/mediatek/mt8188/README.md @@ -1,5 +1,6 @@ # Firmware list - mcupm.bin +- sspm.bin -------------------------------------------------------------------------------- # MCUPM introduction @@ -19,3 +20,24 @@ No return value. `$ strings mcupm.bin | grep "MCUPM firmware"` -------------------------------------------------------------------------------- +# SSPM introduction +SSPM is "Secure System Power Manager" that provides power control in secure domain. +SSPM provides power related features, e.g. CPU DVFS, thermal control, to offload +application processor for security reason. + +SSPM firmware is loaded into SSPM SRAM at system initialization. + +## Who uses it +Coreboot will load sspm.bin to SSPM SRAM at ramstage. + +## How to load `sspm.bin` +Use CBFS to load `sspm.bin`. +No need to pass other parameters to SSPM. + +## Return value +No return value. + +## Version +`$ strings sspm.bin | grep "SSPM firmware"` + +-------------------------------------------------------------------------------- diff --git a/soc/mediatek/mt8188/sspm.bin b/soc/mediatek/mt8188/sspm.bin new file mode 100644 index 0000000..c08fa30 Binary files /dev/null and b/soc/mediatek/mt8188/sspm.bin differ diff --git a/soc/mediatek/mt8188/sspm.bin.md5 b/soc/mediatek/mt8188/sspm.bin.md5 new file mode 100644 index 0000000..5970431 --- /dev/null +++ b/soc/mediatek/mt8188/sspm.bin.md5 @@ -0,0 +1 @@ +94ffbfa7722185a133aea8d4c7f09386 *sspm.bin diff --git a/soc/mediatek/mt8188/sspm_release_notes.txt b/soc/mediatek/mt8188/sspm_release_notes.txt new file mode 100644 index 0000000..2b99d07 --- /dev/null +++ b/soc/mediatek/mt8188/sspm_release_notes.txt @@ -0,0 +1,4 @@ +** Build from MediaTek Internal ** + +# 1.88.00 +1. Add sspm.bin v1.88.00. -- cgit v1.2.1