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From: claudiu beznea <claudiu.beznea@tuxon.dev>
To: Biju Das <biju.das.jz@bp.renesas.com>,
	Ulf Hansson <ulf.hansson@linaro.org>
Cc: "vkoul@kernel.org" <vkoul@kernel.org>,
	"kishon@kernel.org" <kishon@kernel.org>,
	"robh@kernel.org" <robh@kernel.org>,
	"krzk+dt@kernel.org" <krzk+dt@kernel.org>,
	"conor+dt@kernel.org" <conor+dt@kernel.org>,
	"p.zabel@pengutronix.de" <p.zabel@pengutronix.de>,
	"geert+renesas@glider.be" <geert+renesas@glider.be>,
	"magnus.damm@gmail.com" <magnus.damm@gmail.com>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"mturquette@baylibre.com" <mturquette@baylibre.com>,
	"sboyd@kernel.org" <sboyd@kernel.org>,
	Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
	"linux-phy@lists.infradead.org" <linux-phy@lists.infradead.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-renesas-soc@vger.kernel.org"
	<linux-renesas-soc@vger.kernel.org>,
	"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
Subject: Re: [PATCH 00/16] Add initial USB support for the Renesas RZ/G3S SoC
Date: Tue, 3 Sep 2024 14:00:11 +0300	[thread overview]
Message-ID: <f7c57e76-b890-491f-880d-62d060b7b31e@tuxon.dev> (raw)
In-Reply-To: <TYCPR01MB11332EF1A8D064C491D8F261286932@TYCPR01MB11332.jpnprd01.prod.outlook.com>



On 03.09.2024 13:31, Biju Das wrote:
>>> During boot clr USB PWR READY signal in TF-A.
>>> STR case, suspend set USB PWR READY signal in TF-A.
>>> STR case, resume clr USB PWR READY signal in TF-A.
>> As I said previously, it can be done in different ways. My point was to let Linux set what it needs
>> for all it's devices to work. I think the way to go forward is a maintainer decision.
> 
> I agree, there can be n number of solution for a problem.
> 
> Since you modelled system state signal (USB PWRRDY) as reset control signal, it is reset/DT maintainer's decision
> to say the final word whether this signal fits in reset system framework or not?

I was thinking:
1/ Geert would be the best to say if he considers it OK to handle this
   in Linux
2/ if OK, then we should get approval from Ulf and Philipp on the power
   domain or reset approaches

Thank you,
Claudiu Beznea

> 
> Cheers,
> biju

  reply	other threads:[~2024-09-03 11:00 UTC|newest]

Thread overview: 98+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-22 15:27 [PATCH 00/16] Add initial USB support for the Renesas RZ/G3S SoC Claudiu
2024-08-22 15:27 ` [PATCH 01/16] clk: renesas: r9a08g045: Add clocks, resets and power domains for USB Claudiu
2024-08-29 12:35   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 02/16] dt-bindings: soc: renesas: renesas,rzg2l-sysc: Add #reset-cells for RZ/G3S Claudiu
2024-08-22 16:42   ` Conor Dooley
2024-08-22 16:44     ` Conor Dooley
2024-08-23  7:59       ` claudiu beznea
2024-08-23  7:54     ` claudiu beznea
2024-08-23 16:18       ` Conor Dooley
2024-08-23 16:26         ` claudiu beznea
2024-08-23 16:33           ` Conor Dooley
2024-08-26 10:15             ` claudiu beznea
2024-08-26 17:09               ` Conor Dooley
2024-10-08 13:24   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 03/16] dt-bindings: reset: renesas,r9a08g045-sysc: Add reset IDs for RZ/G3S SYSC reset Claudiu
2024-08-22 16:45   ` Conor Dooley
2024-10-08 13:25   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 04/16] soc: renesas: Add SYSC driver for Renesas RZ/G3S Claudiu
2024-09-24 11:32   ` Geert Uytterhoeven
2024-09-25  7:50     ` claudiu beznea
2024-10-08 13:54       ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 05/16] soc: renesas: sysc: Move RZ/G3S SoC detection on SYSC driver Claudiu
2024-10-08 13:23   ` Geert Uytterhoeven
2024-10-09  8:26     ` claudiu beznea
2024-08-22 15:27 ` [PATCH 06/16] dt-bindings: reset: renesas,rzg2l-usbphy-ctrl: Document RZ/G3S SoC Claudiu
2024-08-22 16:45   ` Conor Dooley
2024-10-08 14:46   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 07/16] reset: rzg2l-usbphy-ctrl: Get reset control array Claudiu
2024-08-23  7:25   ` Biju Das
2024-08-23  8:05     ` claudiu beznea
2024-08-23  8:17       ` Biju Das
2024-10-08 14:46   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 08/16] reset: rzg2l-usbphy-ctrl: Add support for RZ/G3S Claudiu
2024-08-22 16:59   ` Biju Das
2024-08-23  8:40     ` claudiu beznea
2024-08-23  8:46       ` Biju Das
2024-10-08 14:47   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 09/16] dt-bindings: usb: renesas,usbhs: Document RZ/G3S SoC Claudiu
2024-08-22 16:46   ` Conor Dooley
2024-10-08 14:51   ` Geert Uytterhoeven
2024-10-09  8:28     ` claudiu beznea
2024-08-22 15:27 ` [PATCH 10/16] phy: renesas: rcar-gen3-usb2: Add support to initialize the bus Claudiu
2024-08-23  7:35   ` Biju Das
2024-08-23  8:57     ` claudiu beznea
2024-08-23  9:01       ` Biju Das
2024-08-30  8:02         ` Vinod Koul
2024-08-30  8:06           ` Biju Das
2024-10-08 14:57   ` Geert Uytterhoeven
2024-10-09  8:31     ` claudiu beznea
2024-08-22 15:27 ` [PATCH 11/16] dt-bindings: phy: renesas,usb2-phy: Document RZ/G3S phy bindings Claudiu
2024-08-22 16:46   ` Conor Dooley
2024-10-08 14:58   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 12/16] phy: renesas: rcar-gen3-usb2: Add support for the RZ/G3S SoC Claudiu
2024-10-08 14:59   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 13/16] arm64: dts: renesas: Add #reset-cells to system controller node Claudiu
2024-10-08 14:59   ` Geert Uytterhoeven
2024-08-22 15:27 ` [PATCH 14/16] arm64: dts: renesas: r9a08g045: Add USB support Claudiu
2024-10-08 15:00   ` Geert Uytterhoeven
2024-08-22 15:28 ` [PATCH 15/16] arm64: dts: renesas: rzg3s-smarc: Enable " Claudiu
2024-10-08 15:16   ` Geert Uytterhoeven
2024-10-09  8:42     ` claudiu beznea
2024-08-22 15:28 ` [PATCH 16/16] arm64: defconfig: Enable RZ/G3S SYSC reset driver Claudiu
2024-10-08 15:17   ` Geert Uytterhoeven
2024-08-29 15:26 ` [PATCH 00/16] Add initial USB support for the Renesas RZ/G3S SoC Ulf Hansson
2024-08-30  8:22   ` claudiu beznea
2024-08-30 10:14     ` Ulf Hansson
2024-08-30 11:32       ` claudiu beznea
2024-08-31 10:32         ` Ulf Hansson
2024-09-03 10:35           ` Ulf Hansson
2024-09-03 10:58             ` claudiu beznea
2024-09-03 11:50               ` Ulf Hansson
2024-08-31  5:13     ` Biju Das
2024-09-02  7:54       ` Biju Das
2024-09-02  8:47         ` claudiu beznea
2024-09-02  8:53           ` Biju Das
2024-09-02  9:14             ` claudiu beznea
2024-09-02  9:18               ` Biju Das
2024-09-02 10:40                 ` claudiu beznea
2024-09-02 10:47                   ` Biju Das
2024-09-03  7:18                     ` Biju Das
2024-09-03 10:25                       ` claudiu beznea
2024-09-03 10:31                         ` Biju Das
2024-09-03 11:00                           ` claudiu beznea [this message]
2024-09-03 11:07                             ` Biju Das
2024-09-03 12:00                               ` Biju Das
2024-09-03 12:25                                 ` claudiu beznea
2024-09-03 12:37                                   ` Biju Das
2024-09-03 12:57                                     ` claudiu beznea
2024-09-03 13:09                                       ` Biju Das
2024-09-03 14:46                                         ` claudiu beznea
2024-09-03 15:30                                           ` Biju Das
2024-09-03 13:45                                       ` Biju Das
2024-09-03 14:48                                         ` claudiu beznea
2024-11-07 10:00                                           ` Claudiu Beznea
2024-11-07 16:22                                             ` Philipp Zabel
2024-09-03 10:19                     ` claudiu beznea
2024-09-02  8:28       ` claudiu beznea
2024-08-30  8:10 ` (subset) " Vinod Koul

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