linux-kernel - Re: [PATCH v5 4/7] drm/aspeed: Add AST2600 chip support

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Date:   Mon, 28 Feb 2022 09:44:37 +0000
From:   Joel Stanley <joel@....id.au>
To:     Tommy Haung <tommy_huang@...eedtech.com>
Cc:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Andrew Jeffery <andrew@...id.au>,
        linux-aspeed <linux-aspeed@...ts.ozlabs.org>,
        "open list:DRM DRIVERS" <dri-devel@...ts.freedesktop.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        BMC-SW <BMC-SW@...eedtech.com>
Subject: Re: [PATCH v5 4/7] drm/aspeed: Add AST2600 chip support

On Wed, 8 Dec 2021 at 01:34, Tommy Haung <tommy_huang@...eedtech.com> wrote:
>
> From: tommy-huang <tommy_huang@...eedtech.com>
>
> Add AST2600 chip support and setting.
>
> Signed-off-by: tommy-huang <tommy_huang@...eedtech.com>

Reviewed-by: Joel Stanley <joel@....id.au>

> ---
>  drivers/gpu/drm/aspeed/aspeed_gfx_drv.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
>
> diff --git a/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c b/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c
> index d4b56b3c7597..d10246b1d1c2 100644
> --- a/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c
> +++ b/drivers/gpu/drm/aspeed/aspeed_gfx_drv.c
> @@ -82,9 +82,18 @@ static const struct aspeed_gfx_config ast2500_config = {
>         .scan_line_max = 128,
>  };
>
> +static const struct aspeed_gfx_config ast2600_config = {
> +       .dac_reg = 0xc0,
> +       .int_clear_reg = 0x68,
> +       .vga_scratch_reg = 0x50,
> +       .throd_val = CRT_THROD_LOW(0x50) | CRT_THROD_HIGH(0x70),
> +       .scan_line_max = 128,
> +};
> +
>  static const struct of_device_id aspeed_gfx_match[] = {
>         { .compatible = "aspeed,ast2400-gfx", .data = &ast2400_config },
>         { .compatible = "aspeed,ast2500-gfx", .data = &ast2500_config },
> +       { .compatible = "aspeed,ast2600-gfx", .data = &ast2600_config },
>         { },
>  };
>  MODULE_DEVICE_TABLE(of, aspeed_gfx_match);
> --
> 2.17.1
>