> Subject: RE: [PATCH 2/6] arm: dts: lx2160aqds: add MDIO slots > > >-----Original Message----- > >From: U-Boot <u-boot-boun...@lists.denx.de> On Behalf Of Ioana Ciornei > >Sent: Wednesday, April 22, 2020 10:39 PM > >To: Priyanka Jain <priyanka.j...@nxp.com>; u-boot@lists.denx.de > >Cc: Alexandru Marginean <alexandru.margin...@nxp.com>; Madalin Bucur > ><madalin.bu...@nxp.com>; Florin Laurentiu Chiculita > ><florinlaurentiu.chicul...@nxp.com>; Razvan Ionut Cirjan > ><razvanionut.cir...@nxp.com>; Ioana Ciornei <ioana.cior...@nxp.com> > >Subject: [PATCH 2/6] arm: dts: lx2160aqds: add MDIO slots > > Slot if hardware term. Please mention summary of nodes you adding. >
I am not sure I get what you are suggesting. There are multiple HW slots on the LX2160AQDS board. > > > >The LX2160A processor has two external MDIO interfaces, described in > >the DTS as emdio1 and emdio2. EMDIO1 is used with two onboard RGMII > >PHYs > > Board details are now getting detailed, please mention board , may be > something like On LX2160AQDS, EMDIO1 is used .... > Sure. > >(Realtek RTL8211FD-CG), as well as eight input/output connectors for > >mezzanine cards. Configuration signals from the Qixis FPGA control the > >routing of the external MDIOs. > > > >Describe register 0x54 of the Qixis FPGA as a MDIO mux controlled over > >i2c and add its child MDIO busses describing the IO SLOTs. > Please re-phrase, not able to understand sp mistake : busses > > > With this description, requirements are clear, but do also provide details of > patch changes Like Add nodes of .... Sure. > >Signed-off-by: Ioana Ciornei <ioana.cior...@nxp.com> > >--- > > arch/arm/dts/fsl-lx2160a-qds.dts | 115 ++++++++++++++++++++++++++++++- > > 1 file changed, 114 insertions(+), 1 deletion(-) > > > >diff --git a/arch/arm/dts/fsl-lx2160a-qds.dts > >b/arch/arm/dts/fsl-lx2160a- qds.dts index 592fd5977e27..4946ce8dfba8 > >100644 > >--- a/arch/arm/dts/fsl-lx2160a-qds.dts > >+++ b/arch/arm/dts/fsl-lx2160a-qds.dts > >@@ -2,7 +2,7 @@ > > /* > > * NXP LX2160AQDS device tree source > > * > >- * Copyright 2018-2019 NXP > >+ * Copyright 2018-2020 NXP > > * > > */ > > > >@@ -18,6 +18,26 @@ > > }; > > }; > > > >+&dpmac17 { > >+ status = "okay"; > >+ phy-handle = <&rgmii_phy1>; > >+ phy-connection-type = "rgmii-id"; > >+}; > >+ > >+&dpmac18 { > >+ status = "okay"; > >+ phy-handle = <&rgmii_phy2>; > >+ phy-connection-type = "rgmii-id"; > >+}; > >+ > >+&emdio1 { > >+ status = "okay"; > >+}; > >+ > >+&emdio2 { > >+ status = "okay"; > >+}; > >+ > > &esdhc0 { > > status = "okay"; > > }; > >@@ -30,6 +50,99 @@ > > status = "okay"; > > u-boot,dm-pre-reloc; > > > >+ fpga@66 { > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ compatible = "simple-mfd"; > >+ reg = <0x66>; > >+ > >+ mux-mdio@54 { > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ compatible = "mdio-mux-i2creg"; > >+ reg = <0x54>; > >+ #mux-control-cells = <1>; > >+ mux-reg-masks = <0x54 0xf8>; // reg 0x54, bits 7:3 > >+ mdio-parent-bus = <&emdio1>; > >+ > >+ mdio@00 { > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ reg = <0x00>; > >+ > >+ rgmii_phy1: ethernet-phy@1 { > >+ reg = <0x1>; > >+ }; > >+ }; > >+ mdio@08 { > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ reg = <0x40>; > >+ > >+ rgmii_phy2: ethernet-phy@2 { > >+ reg = <0x2>; > >+ }; > >+ }; > >+ > >+ emdio1_slot1: mdio@c0 { /* I/O Slot #1 */ > >+ reg = <0xC0>; > >+ device-name = "emdio1_slot1"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ > >+ emdio1_slot2: mdio@c8 { /* I/O Slot #2 */ > >+ reg = <0xC8>; > >+ device-name = "emdio1_slot2"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ > >+ emdio1_slot3: mdio@d0 { /* I/O Slot #3 */ > >+ reg = <0xD0>; > >+ device-name = "emdio1_slot3"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ > >+ emdio1_slot4: mdio@d8 { /* I/O Slot #4 */ > >+ reg = <0xD8>; > >+ device-name = "emdio1_slot4"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ > >+ emdio1_slot5: mdio@e0 { /* I/O Slot #5 */ > >+ reg = <0xE0>; > >+ device-name = "emdio1_slot5"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ > >+ emdio1_slot6: mdio@e8 { /* I/O Slot #6 */ > >+ reg = <0xE8>; > >+ device-name = "emdio1_slot6"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ > >+ emdio1_slot7: mdio@f0 { /* I/O Slot #7 */ > >+ reg = <0xF0>; > >+ device-name = "emdio1_slot7"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ > >+ emdio1_slot8: mdio@f8 { /* I/O Slot #8 */ > >+ reg = <0xF8>; > >+ device-name = "emdio1_slot8"; > >+ #address-cells = <1>; > >+ #size-cells = <0>; > >+ }; > >+ }; > >+ > >+ }; > >+ > > i2c-mux@77 { > > compatible = "nxp,pca9547"; > > reg = <0x77>; > >-- > >2.17.1 > > Regards > Priyanka