linux-kernel - Re: [PATCH 2/3] arm64: dts: freescale: Add i.MX91 dtsi support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1907807.tdWV9SEqCh@steina-w>
Date: Thu, 07 Nov 2024 14:06:27 +0100
From: Alexander Stein <alexander.stein@...tq-group.com>
To: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com, Pengfei Li <pengfei.li_1@....com>, linux-arm-kernel@...ts.infradead.org
Cc: joao.goncalves@...adex.com, frieder.schrempf@...tron.de, marex@...x.de, hvilleneuve@...onoff.com, peng.fan@....com, m.othacehe@...il.com, mwalle@...nel.org, Max.Merchel@...tq-group.com, hiago.franco@...adex.com, tharvey@...eworks.com, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, ping.bai@....com, ye.li@....com, aisheng.dong@....com, frank.li@....com, Alexander Stein <alexander.stein@...tq-group.com>
Subject: Re: [PATCH 2/3] arm64: dts: freescale: Add i.MX91 dtsi support

Am Donnerstag, 7. November 2024, 13:49:50 CET schrieb Alexander Stein:
> > diff --git a/arch/arm64/boot/dts/freescale/imx91.dtsi b/arch/arm64/boot/dts/freescale/imx91.dtsi
> > new file mode 100644
> > index 000000000000..a9f4c1fe61cc
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/freescale/imx91.dtsi
> > @@ -0,0 +1,66 @@
> > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> > +/*
> > + * Copyright 2024 NXP
> > + */
> > +
> > +#include "imx91-pinfunc.h"
> > +#include "imx93.dtsi"
> > +
> > +&{/thermal-zones/cpu-thermal/cooling-maps/map0} {
> > +	cooling-device =
> > +		<&A55_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> > +};
> > +
> > +&clk {
> > +	compatible = "fsl,imx91-ccm";
> > +};
> > +
> > +&eqos {
> > +	clocks = <&clk IMX91_CLK_ENET1_QOS_TSN_GATE>,
> > +			<&clk IMX91_CLK_ENET1_QOS_TSN_GATE>,
> > +			<&clk IMX91_CLK_ENET_TIMER>,
> > +			<&clk IMX91_CLK_ENET1_QOS_TSN>,
> > +			<&clk IMX91_CLK_ENET1_QOS_TSN_GATE>;
> > +	assigned-clocks = <&clk IMX91_CLK_ENET_TIMER>,
> > +				<&clk IMX91_CLK_ENET1_QOS_TSN>;
> > +	assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
> > +					<&clk IMX93_CLK_SYS_PLL_PFD0_DIV2>;
> 
> Is it just me or is the alignment of new lines not matching?
> 
> 
> > +};
> > +
> > +&fec {
> > +	clocks = <&clk IMX91_CLK_ENET2_REGULAR_GATE>,
> > +			<&clk IMX91_CLK_ENET2_REGULAR_GATE>,
> > +			<&clk IMX91_CLK_ENET_TIMER>,
> > +			<&clk IMX91_CLK_ENET2_REGULAR>,
> > +			<&clk IMX93_CLK_DUMMY>;
> > +	assigned-clocks = <&clk IMX91_CLK_ENET_TIMER>,
> > +				<&clk IMX91_CLK_ENET2_REGULAR>;
> > +	assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
> > +					<&clk IMX93_CLK_SYS_PLL_PFD0_DIV2>;
> 
> Here as well: Is it just me or is the alignment of new lines not matching?
> 
> > +	assigned-clock-rates = <100000000>, <250000000>;
> > +};
> > +
> > +&i3c1 {
> > +	clocks = <&clk IMX93_CLK_BUS_AON>,
> > +			<&clk IMX93_CLK_I3C1_GATE>,
> > +			<&clk IMX93_CLK_DUMMY>;
> > +};
> > +
> > +&i3c2 {
> > +	clocks = <&clk IMX93_CLK_BUS_WAKEUP>,
> > +			<&clk IMX93_CLK_I3C2_GATE>,
> > +			<&clk IMX93_CLK_DUMMY>;
> > +};
> > +
> > +&tmu {
> > +	status = "disabled";
> 
> Why does the TMU needs to be disabled instead of deleted?
> 
> > +};
> > +
> > +/* i.MX91 only has one A core */
> > +/delete-node/ &A55_1;
> > +
> > +/* i.MX91 not has cm33 */
> > +/delete-node/ &cm33;
> > +
> > +/* i.MX91 not has power-domain@...61800 */
> > +/delete-node/ &mlmix;
> > 
> 
> Shouldn't the following node also be removed?
> * mipi_csi
> * dsi
> * lvds_bridge
> * lcdif_to_dsi
> * lcdif_to_ldb

Add mu1 and mu2 to that list.

Best regards,
Alexander
-- 
TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany
Amtsgericht München, HRB 105018
Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
http://www.tq-group.com/