Hung-Te Lin has submitted this change. ( https://review.coreboot.org/c/coreboot/+/56849 )
Change subject: vc/mediatek/mt8195: Optimize DRAM init time by limiting frequency count
......................................................................
vc/mediatek/mt8195: Optimize DRAM init time by limiting frequency count
Support the config MEDIATEK_DRAM_DVFS_LIMIT_FREQ_CNT to limit DRAM
frequency counts to reduce DRAM initialization time by about 100ms.
BUG=b:195274787
Signed-off-by: Ryan Chuang <ryan.chuang(a)mediatek.corp-partner.google.com>
Change-Id: Ibcb9a50c24f428358ef682b64946d4c91ebd81d2
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56849
Tested-by: build bot (Jenkins) <no-reply(a)coreboot.org>
Reviewed-by: Rex-BC Chen <rex-bc.chen(a)mediatek.corp-partner.google.com>
Reviewed-by: Yu-Ping Wu <yupingso(a)google.com>
---
M src/vendorcode/mediatek/mt8195/dramc/dramc_pi_main.c
1 file changed, 3 insertions(+), 0 deletions(-)
Approvals:
build bot (Jenkins): Verified
Yu-Ping Wu: Looks good to me, approved
Rex-BC Chen: Looks good to me, but someone else must approve
diff --git a/src/vendorcode/mediatek/mt8195/dramc/dramc_pi_main.c b/src/vendorcode/mediatek/mt8195/dramc/dramc_pi_main.c
index b5de592..b5b9ae1 100644
--- a/src/vendorcode/mediatek/mt8195/dramc/dramc_pi_main.c
+++ b/src/vendorcode/mediatek/mt8195/dramc/dramc_pi_main.c
@@ -1882,6 +1882,9 @@
ett_fix_freq = 1; /* only 1600 & 4266 */
#endif
+ if (CONFIG(MEDIATEK_DRAM_DVFS_LIMIT_FREQ_CNT))
+ ett_fix_freq = 0x1; // 4266, 1600
+
if (ett_fix_freq != 0xff)
gAndroid_DVFS_en = FALSE;
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Frank Wu has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/56798 )
Change subject: mb/google/dedede: Create driblee variant
......................................................................
Patch Set 5:
(1 comment)
Patchset:
PS5:
Hi Google,
Would you help to review the CL?
Thank you.
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Change subject: mb/google/dedede: Create corori variant
......................................................................
Patch Set 6:
(1 comment)
Patchset:
PS6:
Hi Google,
Would you help to review the CL?
Thank you.
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Change subject: mb/google/brya/variant/taeko: Update devicetree settings
......................................................................
Patch Set 6:
(3 comments)
File src/mainboard/google/brya/variants/taeko/overridetree.cb:
https://review.coreboot.org/c/coreboot/+/56802/comment/6b868fe7_ba41e629
PS5, Line 67: probe AUDIO RT1011_ALC5682I_I2S
> a `probe` statement can only be added when you have the `fw_config` section filled out already, for […]
OK, we will remove probe since we only uses one audio codec.
https://review.coreboot.org/c/coreboot/+/56802/comment/e7fe0e61_91647491
PS5, Line 75: probe AUDIO RT1011_ALC5682I_I2S
> same
Done
https://review.coreboot.org/c/coreboot/+/56802/comment/f9a5ce16_0a28ad2e
PS5, Line 83: probe AUDIO RT1011_ALC5682I_I2S
> same
Done
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