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| author | Akshu Agrawal <akshu.agrawal@amd.com> | 2020-07-06 19:38:16 +0530 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2020-08-03 15:12:03 +0000 |
| commit | c49d07c2fd1c651af9f41742eae5522b59ff5497 (patch) | |
| tree | 9fc8043f9649987df26ecca9ff0453dd1c201e21 | |
| parent | 2a01fb64105e34ac67887a06a334b84a976fcfe2 (diff) | |
| download | coreboot-c49d07c2fd1c651af9f41742eae5522b59ff5497.tar.xz | |
soc/amd/picasso: set is_rv to 1 for RV family
RV has difference in clk framework. In RV we get a 48Mhz fixed clk,
while in ST we had 25Mhz, 48mhz clocks and a Mux to select between them.
To differentiate set the fmw property to 1 for boards using RV family of SoC.
Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
BUG=b:158906189
TEST=rt5682 driver get the correct clk and tested audio playback
Change-Id: I685ded1607c2c7edc5e48f0bada258ebde192bb8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44009
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
| -rw-r--r-- | src/soc/amd/picasso/acpi/sb_fch.asl | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/acpi/sb_fch.asl b/src/soc/amd/picasso/acpi/sb_fch.asl index 7623d9b03e..4eca52c048 100644 --- a/src/soc/amd/picasso/acpi/sb_fch.asl +++ b/src/soc/amd/picasso/acpi/sb_fch.asl @@ -352,6 +352,14 @@ Device (MISC) Name (_CRS, ResourceTemplate() { Memory32Fixed (ReadWrite, ACPIMMIO_MISC_BASE, 0x100) }) + Name (_DSD, Package () + { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () + { + Package () { "is-rv", 1 }, + }, + }) Method (_STA, 0x0, NotSerialized) { Return (0x0F) |