Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1502915
| From | Mugunthan V N <mugunthanvnm@ti.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 3/4] ARM: dts: dra72-evm-revc: add phy impedance settings |
| Date | 2016-10-18 13:30 +0200 |
| Message-ID | <stAKK-WC-29@gated-at.bofh.it> (permalink) |
| References | <stAKK-WC-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The default impedance settings of the phy is not the optimal
value, due to this the second ethernet is not working. Fix it
with correct values which makes the second ethernet port to work.
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
---
arch/arm/boot/dts/dra72-evm-revc.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/dra72-evm-revc.dts b/arch/arm/boot/dts/dra72-evm-revc.dts
index 064b322..5450367 100644
--- a/arch/arm/boot/dts/dra72-evm-revc.dts
+++ b/arch/arm/boot/dts/dra72-evm-revc.dts
@@ -62,6 +62,7 @@
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_1_NS>;
ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
+ ti,min-output-impedance;
};
dp83867_1: ethernet-phy@3 {
@@ -69,5 +70,6 @@
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_1_NS>;
ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
+ ti,min-output-imepdance;
};
};
--
2.10.1.445.g3cdd5d1
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[PATCH v4 0/4] add support for impedance control for TI dp83867 phy and fix 2nd ethernet on dra72 rev C evm Mugunthan V N <mugunthanvnm@ti.com> - 2016-10-18 13:30 +0200 [PATCH v4 3/4] ARM: dts: dra72-evm-revc: add phy impedance settings Mugunthan V N <mugunthanvnm@ti.com> - 2016-10-18 13:30 +0200 [PATCH v4 1/4] net: phy: dp83867: Add documentation for optional impedance control Mugunthan V N <mugunthanvnm@ti.com> - 2016-10-18 13:30 +0200 Re: [PATCH v4 0/4] add support for impedance control for TI dp83867 phy and fix 2nd ethernet on dra72 rev C evm David Miller <davem@davemloft.net> - 2016-10-18 16:50 +0200
csiph-web