Werner Zeh has posted comments on this change. ( https://review.coreboot.org/28761 )
Change subject: siemens/mc_apl1: Activate clock spreading depth for PTN3460
......................................................................
Patch Set 2:
> Patch Set 1:
>
> (7 comments)
You still have depth for ratio in the commit headline...
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Mario Scheithauer has posted comments on this change. ( https://review.coreboot.org/28761 )
Change subject: siemens/mc_apl1: Activate clock spreading depth for PTN3460
......................................................................
Patch Set 2:
(3 comments)
https://review.coreboot.org/#/c/28761/1//COMMIT_MSG
Commit Message:
https://review.coreboot.org/#/c/28761/1//COMMIT_MSG@7
PS1, Line 7: spread
> clock spreading is a more common wording for that feature.
changed
https://review.coreboot.org/#/c/28761/1//COMMIT_MSG@9
PS1, Line 9: on the LVDS
: interface dri
> on the LVDS interface driven by PTN3460
changed
https://review.coreboot.org/#/c/28761/1//COMMIT_MSG@12
PS1, Line 12: frequency.
> change to"nominal" here as the clock is modulated... […]
changed
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Hello Werner Zeh, build bot (Jenkins),
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/28761
to look at the new patch set (#2).
Change subject: siemens/mc_apl1: Activate clock spreading depth for PTN3460
......................................................................
siemens/mc_apl1: Activate clock spreading depth for PTN3460
In order to minimize Electromagnetic Interference (EMI) on the LVDS
interface driven by PTN3460, clock spreading must be activated for
mc_apl1 mainboard. The modulation ratio is set to 1 % of the nominal
frequency.
Change-Id: Ie457fcdbb6239dc0b25e2c35ad7a310ee80383f9
Signed-off-by: Mario Scheithauer <mario.scheithauer(a)siemens.com>
---
M src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
1 file changed, 2 insertions(+), 2 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/61/28761/2
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Mario Scheithauer has uploaded this change for review. ( https://review.coreboot.org/28761
Change subject: siemens/mc_apl1: Activate clock center spreading depth for PTN3460
......................................................................
siemens/mc_apl1: Activate clock center spreading depth for PTN3460
In order to minimize Electromagnetic Interference (EMI) from PTN3460
bridge device, clock frequency center spreading depth must be activated
for mc_apl1 mainboard. The clock spreading depth is set to 1 % of the
modulation frequency.
Change-Id: Ie457fcdbb6239dc0b25e2c35ad7a310ee80383f9
Signed-off-by: Mario Scheithauer <mario.scheithauer(a)siemens.com>
---
M src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
1 file changed, 2 insertions(+), 2 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/61/28761/1
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
index f1cbf0f..ed03cf3 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
@@ -84,8 +84,8 @@
/* Use 18 bits per pixel. */
cfg.lvds_interface_ctrl1 |= 0x20;
- /* No clock spreading, 300 mV LVDS swing. */
- cfg.lvds_interface_ctrl2 = 0x03;
+ /* 1 % clock center spreading, 300 mV LVDS swing. */
+ cfg.lvds_interface_ctrl2 = 0x13;
/* No LVDS signal swap. */
cfg.lvds_interface_ctrl3 = 0x00;
/* Delay T2 (VDD to LVDS active) by 16 ms. */
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Werner Zeh has posted comments on this change. ( https://review.coreboot.org/28735 )
Change subject: siemens/mc_apl1: Add new mainboard variant mc_apl2
......................................................................
Patch Set 3: Code-Review+2
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Hello Werner Zeh, build bot (Jenkins),
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/28735
to look at the new patch set (#3).
Change subject: siemens/mc_apl1: Add new mainboard variant mc_apl2
......................................................................
siemens/mc_apl1: Add new mainboard variant mc_apl2
This mainboard is based on mc_apl1. In a first step, it contains a copy
of mc_apl1 directory with minimum changes. Special adaptations for
mc_apl2 mainboard will follow in separate commits.
Change-Id: I0af60ab0dfe556dd95da2cf1a49c685a8f0ae4eb
Signed-off-by: Mario Scheithauer <mario.scheithauer(a)siemens.com>
---
M src/mainboard/siemens/mc_apl1/Kconfig
M src/mainboard/siemens/mc_apl1/Kconfig.name
A src/mainboard/siemens/mc_apl1/variants/mc_apl2/Kconfig
A src/mainboard/siemens/mc_apl1/variants/mc_apl2/Makefile.inc
A src/mainboard/siemens/mc_apl1/variants/mc_apl2/devicetree.cb
A src/mainboard/siemens/mc_apl1/variants/mc_apl2/mainboard.c
6 files changed, 197 insertions(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/35/28735/3
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