linux-kernel - Re: [PATCH v2 09/11] memory: mtk-smi: mt8195: Add smi support

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Date:   Wed, 21 Jul 2021 20:39:31 +0800
From:   Ikjoon Jang <ikjn@...omium.org>
To:     Yong Wu <yong.wu@...iatek.com>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Tomasz Figa <tfiga@...omium.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        srv_heupstream <srv_heupstream@...iatek.com>,
        open list <linux-kernel@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        iommu@...ts.linux-foundation.org, youlin.pei@...iatek.com,
        anan.sun@...iatek.com, ming-fan.chen@...iatek.com,
        yi.kuo@...iatek.com, anthony.huang@...iatek.com
Subject: Re: [PATCH v2 09/11] memory: mtk-smi: mt8195: Add smi support

On Thu, Jul 15, 2021 at 8:22 PM Yong Wu <yong.wu@...iatek.com> wrote:
>
> MT8195 has two smi-common, their IP are the same. Only the larbs that
> connect with the smi-common are different. thus the bus_sel are different
> for the two smi-common.
>
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>

Reviewed-by: Ikjoon Jang <ikjn@...omium.org>

> ---
>  drivers/memory/mtk-smi.c | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
>
> diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
> index e5a34b3952a0..3c288716a378 100644
> --- a/drivers/memory/mtk-smi.c
> +++ b/drivers/memory/mtk-smi.c
> @@ -250,6 +250,10 @@ static const struct mtk_smi_larb_gen mtk_smi_larb_mt8192 = {
>         .config_port                = mtk_smi_larb_config_port_gen2_general,
>  };
>
> +static const struct mtk_smi_larb_gen mtk_smi_larb_mt8195 = {
> +       .config_port                = mtk_smi_larb_config_port_gen2_general,
> +};
> +
>  static const struct of_device_id mtk_smi_larb_of_ids[] = {
>         {.compatible = "mediatek,mt2701-smi-larb", .data = &mtk_smi_larb_mt2701},
>         {.compatible = "mediatek,mt2712-smi-larb", .data = &mtk_smi_larb_mt2712},
> @@ -258,6 +262,7 @@ static const struct of_device_id mtk_smi_larb_of_ids[] = {
>         {.compatible = "mediatek,mt8173-smi-larb", .data = &mtk_smi_larb_mt8173},
>         {.compatible = "mediatek,mt8183-smi-larb", .data = &mtk_smi_larb_mt8183},
>         {.compatible = "mediatek,mt8192-smi-larb", .data = &mtk_smi_larb_mt8192},
> +       {.compatible = "mediatek,mt8195-smi-larb", .data = &mtk_smi_larb_mt8195},
>         {}
>  };
>
> @@ -430,6 +435,21 @@ static const struct mtk_smi_common_plat mtk_smi_common_mt8192 = {
>                     F_MMU1_LARB(6),
>  };
>
> +static const struct mtk_smi_common_plat mtk_smi_common_mt8195_vdo = {
> +       .type     = MTK_SMI_GEN2,
> +       .bus_sel  = F_MMU1_LARB(1) | F_MMU1_LARB(3) | F_MMU1_LARB(5) |
> +                   F_MMU1_LARB(7),
> +};
> +
> +static const struct mtk_smi_common_plat mtk_smi_common_mt8195_vpp = {
> +       .type     = MTK_SMI_GEN2,
> +       .bus_sel  = F_MMU1_LARB(1) | F_MMU1_LARB(2) | F_MMU1_LARB(7),
> +};
> +
> +static const struct mtk_smi_common_plat mtk_smi_sub_common_mt8195 = {
> +       .type     = MTK_SMI_GEN2_SUB_COMM,
> +};
> +
>  static const struct of_device_id mtk_smi_common_of_ids[] = {
>         {.compatible = "mediatek,mt2701-smi-common", .data = &mtk_smi_common_gen1},
>         {.compatible = "mediatek,mt2712-smi-common", .data = &mtk_smi_common_gen2},
> @@ -438,6 +458,9 @@ static const struct of_device_id mtk_smi_common_of_ids[] = {
>         {.compatible = "mediatek,mt8173-smi-common", .data = &mtk_smi_common_gen2},
>         {.compatible = "mediatek,mt8183-smi-common", .data = &mtk_smi_common_mt8183},
>         {.compatible = "mediatek,mt8192-smi-common", .data = &mtk_smi_common_mt8192},
> +       {.compatible = "mediatek,mt8195-smi-common-vdo", .data = &mtk_smi_common_mt8195_vdo},
> +       {.compatible = "mediatek,mt8195-smi-common-vpp", .data = &mtk_smi_common_mt8195_vpp},
> +       {.compatible = "mediatek,mt8195-smi-sub-common", .data = &mtk_smi_sub_common_mt8195},
>         {}
>  };
>
> --
> 2.18.0
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek

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