[U-Boot] [PATCH 3/3] drivers: net: pfe_eth: Disable autonegotiation for 2.5G SGMII
PCS initialization sequence for 2.5G SGMII interface governs auto negotiation to be in disabled mode Signed-off-by: Bhaskar Upadhaya --- Depends on https://patchwork.ozlabs.org/cover/823205 drivers/net/pfe_eth/pfe_eth.c | 3 +++ include/pfe_eth/pfe/cbus/emac.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/net/pfe_eth/pfe_eth.c b/drivers/net/pfe_eth/pfe_eth.c index 4db823f..01b745b 100644 --- a/drivers/net/pfe_eth/pfe_eth.c +++ b/drivers/net/pfe_eth/pfe_eth.c @@ -426,6 +426,9 @@ static void ls1012a_configure_serdes(struct ls1012a_eth_dev *priv) value = PHY_SGMII_CR_DEF_VAL; if (!sgmii_2500) value |= PHY_SGMII_CR_RESET_AN; + /* Disable Auto neg for 2.5G SGMII as it doesn't support auto neg*/ + if (sgmii_2500) + value &= ~PHY_SGMII_ENABLE_AN; ls1012a_phy_write(&bus, 0, MDIO_DEVAD_NONE, 0, value); } diff --git a/include/pfe_eth/pfe/cbus/emac.h b/include/pfe_eth/pfe/cbus/emac.h index 3cfcd99..b61f3ad 100644 --- a/include/pfe_eth/pfe/cbus/emac.h +++ b/include/pfe_eth/pfe/cbus/emac.h @@ -146,5 +146,6 @@ enum mac_speed {SPEED_10M, SPEED_100M, SPEED_1000M, SPEED_1000M_PCS}; #define PHY_SGMII_IF_MODE_AN0x0002 #define PHY_SGMII_IF_MODE_SGMII 0x0001 #define PHY_SGMII_IF_MODE_SGMII_GBT 0x0008 +#define PHY_SGMII_ENABLE_AN 0x1000 #endif /* _EMAC_H_ */ -- 1.9.1 ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
Re: [U-Boot] [PATCH 3/3] drivers: net: pfe_eth: Disable autonegotiation for 2.5G SGMII
On 11/29/2017 09:13 PM, Bhaskar Upadhaya wrote: > PCS initialization sequence for 2.5G SGMII interface governs > auto negotiation to be in disabled mode > > Signed-off-by: Bhaskar Upadhaya > --- > Depends on > https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpatchwork.ozlabs.org%2Fcover%2F823205&data=02%7C01%7Cyork.sun%40nxp.com%7Cb59aad3d38094ace132e08d537b11a48%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C636476156146644483&sdata=4AvC%2FgaoUi5mwTuEZFJr1uSTV2n1%2BAVFyNIZhuQ3XUQ%3D&reserved=0 > Bhaskar, I wonder if we can skip this patch and apply other patches. The PFE patch set is not accepted yet. York ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
Re: [U-Boot] [PATCH 3/3] drivers: net: pfe_eth: Disable autonegotiation for 2.5G SGMII
>-Original Message- >From: York Sun >Sent: Tuesday, January 09, 2018 12:13 AM >To: Bhaskar Upadhaya ; u-boot@lists.denx.de >Subject: Re: [PATCH 3/3] drivers: net: pfe_eth: Disable autonegotiation for >2.5G >SGMII > >On 11/29/2017 09:13 PM, Bhaskar Upadhaya wrote: >> PCS initialization sequence for 2.5G SGMII interface governs auto >> negotiation to be in disabled mode >> >> Signed-off-by: Bhaskar Upadhaya >> --- >> Depends on >> https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpat >> >chwork.ozlabs.org%2Fcover%2F823205&data=02%7C01%7Cyork.sun%40nxp.co >m%7 >> >Cb59aad3d38094ace132e08d537b11a48%7C686ea1d3bc2b4c6fa92cd99c5c3016 >35%7 >> >C0%7C0%7C636476156146644483&sdata=4AvC%2FgaoUi5mwTuEZFJr1uSTV2n1 >%2BAVF >> yNIZhuQ3XUQ%3D&reserved=0 >> > >Bhaskar, > >I wonder if we can skip this patch and apply other patches. The PFE patch set >is >not accepted yet. > >York York, I will send another set of patches which are independent of PFE so that at least Hexa platform support can be accepted without PFE. ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
Re: [U-Boot] [PATCH 3/3] drivers: net: pfe_eth: Disable autonegotiation for 2.5G SGMII
On 01/09/2018 08:15 AM, Bhaskar Upadhaya wrote: > > >> -Original Message- >> From: York Sun >> Sent: Tuesday, January 09, 2018 12:13 AM >> To: Bhaskar Upadhaya ; u-boot@lists.denx.de >> Subject: Re: [PATCH 3/3] drivers: net: pfe_eth: Disable autonegotiation for >> 2.5G >> SGMII >> >> On 11/29/2017 09:13 PM, Bhaskar Upadhaya wrote: >>> PCS initialization sequence for 2.5G SGMII interface governs auto >>> negotiation to be in disabled mode >>> >>> Signed-off-by: Bhaskar Upadhaya >>> --- >>> Depends on >>> https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpat >>> >> chwork.ozlabs.org%2Fcover%2F823205&data=02%7C01%7Cyork.sun%40nxp.co >> m%7 >>> >> Cb59aad3d38094ace132e08d537b11a48%7C686ea1d3bc2b4c6fa92cd99c5c3016 >> 35%7 >>> >> C0%7C0%7C636476156146644483&sdata=4AvC%2FgaoUi5mwTuEZFJr1uSTV2n1 >> %2BAVF >>> yNIZhuQ3XUQ%3D&reserved=0 >>> >> >> Bhaskar, >> >> I wonder if we can skip this patch and apply other patches. The PFE patch >> set is >> not accepted yet. >> >> York > > York, I will send another set of patches which are independent of PFE so that > at least Hexa platform support can be accepted without PFE. > When you send another set, please squash your patch http://patchwork.ozlabs.org/patch/846030/ York ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot