linux-kernel - Re: [PATCH 9/9] PCI/pwrseq: add a pwrseq driver for QCA6390

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Date: Thu, 18 Jan 2024 18:50:37 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bartosz Golaszewski <brgl@...ev.pl>, Kalle Valo <kvalo@...nel.org>,
 "David S . Miller" <davem@...emloft.net>, Eric Dumazet
 <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
 Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>,
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
 Bjorn Helgaas <bhelgaas@...gle.com>, Heiko Stuebner <heiko@...ech.de>,
 Jernej Skrabec <jernej.skrabec@...il.com>,
 Chris Morgan <macromorgan@...mail.com>,
 Linus Walleij <linus.walleij@...aro.org>,
 Geert Uytterhoeven <geert+renesas@...der.be>, Arnd Bergmann <arnd@...db.de>,
 Neil Armstrong <neil.armstrong@...aro.org>,
 Nícolas F . R . A . Prado <nfraprado@...labora.com>,
 Marek Szyprowski <m.szyprowski@...sung.com>, Peng Fan <peng.fan@....com>,
 Robert Richter <rrichter@....com>, Dan Williams <dan.j.williams@...el.com>,
 Jonathan Cameron <Jonathan.Cameron@...wei.com>,
 Terry Bowman <terry.bowman@....com>, Lukas Wunner <lukas@...ner.de>,
 Huacai Chen <chenhuacai@...nel.org>, Alex Elder <elder@...aro.org>,
 Srini Kandagatla <srinivas.kandagatla@...aro.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Abel Vesa <abel.vesa@...aro.org>
Cc: linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-msm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-pci@...r.kernel.org,
 Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH 9/9] PCI/pwrseq: add a pwrseq driver for QCA6390

On 1/17/24 17:07, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> Add a PCI power sequencing driver that's capable of correctly powering
> up the ath11k module on QCA6390 and WCN7850 using the PCI pwrseq
> functionality.
> 
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> [Neil: add support for WCN7850]
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---

[...]

> +static struct pci_pwrseq_qca6390_vreg pci_pwrseq_wcn7850_vregs[] = {
> +	{
> +		.name = "vdd",
> +	},

Weird there's no .load here.. On Qualcomm they're used for asking
the regluators to enter the high power mode, so it'd be useful.

Konrad