linux-kernel - Re: [PATCH v6 2/3] soc/sophgo: add top sysctrl layout file for CV18XX/SG200X

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: <ZhKCHlAYxnhhcKnt@matsya>
Date: Sun, 7 Apr 2024 16:53:10 +0530
From: Vinod Koul <vkoul@...nel.org>
To: Inochi Amaoto <inochiama@...look.com>
Cc: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Chen Wang <unicorn_wang@...look.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Jisheng Zhang <jszhang@...nel.org>,
	Liu Gui <kenneth.liu@...hgo.com>,
	Jingbao Qiu <qiujingbao.dlmu@...il.com>, dlan@...too.org,
	dmaengine@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v6 2/3] soc/sophgo: add top sysctrl layout file for
 CV18XX/SG200X

On 29-03-24, 10:04, Inochi Amaoto wrote:
> The "top" system controller of CV18XX/SG200X exposes control
> register access for various devices. Add soc header file to
> describe it.
> 
> Signed-off-by: Inochi Amaoto <inochiama@...look.com>
> ---
>  include/soc/sophgo/cv1800-sysctl.h | 30 ++++++++++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
>  create mode 100644 include/soc/sophgo/cv1800-sysctl.h
> 
> diff --git a/include/soc/sophgo/cv1800-sysctl.h b/include/soc/sophgo/cv1800-sysctl.h
> new file mode 100644
> index 000000000000..b9396d33e240
> --- /dev/null
> +++ b/include/soc/sophgo/cv1800-sysctl.h
> @@ -0,0 +1,30 @@
> +/* SPDX-License-Identifier: GPL-2.0-or-later */
> +/*
> + * Copyright (C) 2023 Inochi Amaoto <inochiama@...look.com>
> + */
> +
> +#ifndef CV1800_SYSCTL_H
> +#define CV1800_SYSCTL_H
> +
> +/*
> + * SOPHGO CV1800/SG2000 SoC top system controller registers offsets.
> + */
> +
> +#define CV1800_CONF_INFO		0x004
> +#define CV1800_SYS_CTRL_REG		0x008
> +#define CV1800_USB_PHY_CTRL_REG		0x048
> +#define CV1800_SDMA_DMA_CHANNEL_REMAP0	0x154
> +#define CV1800_SDMA_DMA_CHANNEL_REMAP1	0x158
> +#define CV1800_TOP_TIMER_CLK_SEL	0x1a0
> +#define CV1800_TOP_WDT_CTRL		0x1a8
> +#define CV1800_DDR_AXI_URGENT_OW	0x1b8
> +#define CV1800_DDR_AXI_URGENT		0x1bc
> +#define CV1800_DDR_AXI_QOS_0		0x1d8
> +#define CV1800_DDR_AXI_QOS_1		0x1dc
> +#define CV1800_SD_PWRSW_CTRL		0x1f4
> +#define CV1800_SD_PWRSW_TIME		0x1f8
> +#define CV1800_DDR_AXI_QOS_OW		0x23c
> +#define CV1800_SD_CTRL_OPT		0x294
> +#define CV1800_SDMA_DMA_INT_MUX		0x298

Why are these register defines in soc, all the dma registers should
belong to dma driver and other IPs, why do you need a common header??

-- 
~Vinod