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Commit 0837a404 authored by Sunil Paidimarri's avatar Sunil Paidimarri
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ARM: dts: msm: Update multi queue and ptp config for stmmac 



Update RX queue classification for EMAC.
Add PTP reference and required clock rates.

Change-Id: Ib2150ba250ff6c7f9eea04ca8f6e7aaf458574e1
Acked-by: default avatarRahul Kawadgave <rahulak@qti.qualcomm.com>
Signed-off-by: default avatarSunil Paidimarri <hisunil@codeaurora.org>
parent 4f9559a8

Documentation/devicetree/bindings/net/stmmac.txt

+2 −0
Original line number Diff line number Diff line
@@ -35,6 +35,8 @@ Optional properties: 
  this clock is used for programming the Timestamp Addend Register. If not

  passed then the system clock will be used and this is fine on some

  platforms.

- snps,ptp-ref-clk-rate: PTP reference clock rate.

- snps,ptp-req-clk-rate: PTP clock rate for required accuracy.

- tx-fifo-depth: See ethernet.txt file in the same directory

- rx-fifo-depth: See ethernet.txt file in the same directory

- snps,pbl		Programmable Burst Length (tx and rx)

arch/arm64/boot/dts/qcom/sdxprairie.dtsi

+7 −6
Original line number Diff line number Diff line 
/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.

/* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -1414,26 +1414,25 @@ 
			snps,dcb-algorithm;

			snps,map-to-dma-channel = <0x0>;

			snps,route-up;

			snps,route-ptp;

			snps,route-dcbcp;

			snps,priority = <0x1>;

		};



		queue1 {

			snps,dcb-algorithm;

			snps,map-to-dma-channel = <0x1>;

			snps,route-avcp;

			snps,route-multi-broad;

			snps,route-ptp;

		};



		queue2 {

			snps,avb-algorithm;

			snps,map-to-dma-channel = <0x2>;

			snps,route-avcp;

		};



		queue3 {

			snps,avb-algorithm;

			snps,map-to-dma-channel = <0x3>;

			snps,priority = <0x0C>;

			snps,priority = <0xC>;

		};

	};
@@ -1477,6 +1476,8 @@ 
			<&clock_gcc GCC_ETH_PTP_CLK>,

			<&clock_gcc GCC_ETH_RGMII_CLK>;

		clock-names = "stmmaceth", "pclk", "ptp_ref", "rgmii";

		snps,ptp-ref-clk-rate = <230400000>;

		snps,ptp-req-clk-rate = <57600000>;

		interrupts-extended = <&pdc 0 62 4>, <&pdc 0 60 4>,

			<&tlmm 90 2>, <&pdc 0 290 1>, <&pdc 0 291 1>;

		interrupt-names = "macirq", "eth_lpi",