From: "Heiko Stübner" <heiko@sntech.de>
To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
Michael Riesch <michael.riesch@wolfvision.net>
Cc: Rob Herring <robh+dt@kernel.org>, Liang Chen <cl@rock-chips.com>,
Peter Geis <pgwipeout@gmail.com>,
Michael Riesch <michael.riesch@wolfvision.net>,
Simon Xue <xxm@rock-chips.com>
Subject: Re: [PATCH 1/2] arm64: dts: rockchip: add gmac0 node to rk3568
Date: Wed, 28 Jul 2021 19:34:41 +0200 [thread overview]
Message-ID: <814179037.0ifERbkFSE@diego> (raw)
In-Reply-To: <2193550.atdPhlSkOF@diego>
Am Mittwoch, 28. Juli 2021, 18:43:24 CEST schrieb Heiko Stübner:
> Hi,
>
> Am Mittwoch, 28. Juli 2021, 18:10:19 CEST schrieb Michael Riesch:
> > While both RK3566 and RK3568 feature the gmac1 node, the gmac0
> > node is exclusive to the RK3568.
> >
> > Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
> > ---
> > arch/arm64/boot/dts/rockchip/rk3568.dtsi | 51 ++++++++++++++++++++++++
> > 1 file changed, 51 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
> > index da01a59f6f26..ec39a2c593b6 100644
> > --- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
> > +++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
> > @@ -22,6 +22,57 @@
> > compatible = "rockchip,rk3568-qos", "syscon";
> > reg = <0x0 0xfe190200 0x0 0x20>;
> > };
> > +
> > + gmac0: ethernet@fe2a0000 {
> > + compatible = "rockchip,rk3568-gmac", "snps,dwmac-4.20a";
> > + reg = <0x0 0xfe2a0000 0x0 0x10000>;
> > + interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
> > + <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
> > + interrupt-names = "macirq", "eth_wake_irq";
> > + rockchip,grf = <&grf>;
Johan thankfully pointed out that the grf is hiding up here, so this should
move below reset-names ;-)
Heiko
> > + clocks = <&cru SCLK_GMAC0>, <&cru SCLK_GMAC0_RX_TX>,
> > + <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_MAC0_REFOUT>,
> > + <&cru ACLK_GMAC0>, <&cru PCLK_GMAC0>,
> > + <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_GMAC0_PTP_REF>,
> > + <&cru PCLK_XPCS>;
> > + clock-names = "stmmaceth", "mac_clk_rx",
> > + "mac_clk_tx", "clk_mac_refout",
> > + "aclk_mac", "pclk_mac",
> > + "clk_mac_speed", "ptp_ref",
> > + "pclk_xpcs";
> > + resets = <&cru SRST_A_GMAC0>;
> > + reset-names = "stmmaceth";
> > +
>
> is this missing a rockchip,grf phandle?
>
> gmac1 has one and the driver side also does want to access the grf for both
> controllers.
>
>
> Heiko
>
> > + snps,mixed-burst;
> > + snps,tso;
> > +
> > + snps,axi-config = <&gmac0_stmmac_axi_setup>;
> > + snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
> > + snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
> > + status = "disabled";
> > +
> > + mdio0: mdio {
> > + compatible = "snps,dwmac-mdio";
> > + #address-cells = <0x1>;
> > + #size-cells = <0x0>;
> > + };
> > +
> > + gmac0_stmmac_axi_setup: stmmac-axi-config {
> > + snps,wr_osr_lmt = <4>;
> > + snps,rd_osr_lmt = <8>;
> > + snps,blen = <0 0 0 0 16 8 4>;
> > + };
> > +
> > + gmac0_mtl_rx_setup: rx-queues-config {
> > + snps,rx-queues-to-use = <1>;
> > + queue0 {};
> > + };
> > +
> > + gmac0_mtl_tx_setup: tx-queues-config {
> > + snps,tx-queues-to-use = <1>;
> > + queue0 {};
> > + };
> > + };
> > };
> >
> > &cpu0_opp_table {
> >
>
>
next prev parent reply other threads:[~2021-07-28 17:34 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-28 16:10 [PATCH 0/2] add ethernet support to rk3568 dts Michael Riesch
2021-07-28 16:10 ` [PATCH 1/2] arm64: dts: rockchip: add gmac0 node to rk3568 Michael Riesch
2021-07-28 16:43 ` Heiko Stübner
2021-07-28 17:34 ` Heiko Stübner [this message]
2021-07-28 16:10 ` [PATCH 2/2] arm64: dts: rockchip: rk3568-evb1-v10: add ethernet support Michael Riesch
2021-07-28 16:45 ` Johan Jonker
2021-07-28 17:55 ` Andrew Lunn
2021-07-28 18:29 ` Peter Geis
2021-07-28 20:37 ` Andrew Lunn
2021-07-29 9:07 ` Michael Riesch
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