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

From: Vinod Koul
Date: Sun Apr 07 2024 - 07:23:25 EST


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@xxxxxxxxxxx>
> ---
> 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@xxxxxxxxxxx>
> + */
> +
> +#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