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Subject: Re: [PATCH v6 6/8] soc: mediatek: add MT6765 scpsys and subdomain
 support
To:     Macpaul Lin <macpaul.lin@mediatek.com>,
        Rob Herring <robh+dt@kernel.org>,
        Marc Zyngier <marc.zyngier@arm.com>,
        Ryder Lee <ryder.lee@mediatek.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Sean Wang <sean.wang@mediatek.com>,
        Mars Cheng <mars.cheng@mediatek.com>,
        Owen Chen <owen.chen@mediatek.com>,
        linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
Cc:     wsd_upstream@mediatek.com, CC Hwang <cc.hwang@mediatek.com>,
        Loda Chou <loda.chou@mediatek.com>, devicetree@vger.kernel.org,
        linux-serial@vger.kernel.org, linux-clk@vger.kernel.org
References: <1562924653-10056-1-git-send-email-macpaul.lin@mediatek.com>
 <1562924653-10056-7-git-send-email-macpaul.lin@mediatek.com>
From:   Matthias Brugger <matthias.bgg@gmail.com>
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Message-ID: <bdadcb15-7bbc-11a9-5780-edcb984b051a@gmail.com>
Date:   Sun, 15 Dec 2019 00:40:46 +0100
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On 12/07/2019 11:43, Macpaul Lin wrote:
> From: Mars Cheng <mars.cheng@mediatek.com>
> 
> This adds scpsys support for MT6765
> Add subdomain support for MT6765:
> isp, mm, connsys, mfg, and cam.
> 
> Signed-off-by: Mars Cheng <mars.cheng@mediatek.com>
> Signed-off-by: Owen Chen <owen.chen@mediatek.com>
> Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com>

Applied to v5.5-next/soc

> ---
>  drivers/soc/mediatek/mtk-scpsys.c | 130 ++++++++++++++++++++++++++++++
>  1 file changed, 130 insertions(+)
> 
> diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c
> index ea5a221a16e9..ff124c514e9c 100644
> --- a/drivers/soc/mediatek/mtk-scpsys.c
> +++ b/drivers/soc/mediatek/mtk-scpsys.c
> @@ -16,6 +16,7 @@
>  
>  #include <dt-bindings/power/mt2701-power.h>
>  #include <dt-bindings/power/mt2712-power.h>
> +#include <dt-bindings/power/mt6765-power.h>
>  #include <dt-bindings/power/mt6797-power.h>
>  #include <dt-bindings/power/mt7622-power.h>
>  #include <dt-bindings/power/mt7623a-power.h>
> @@ -869,6 +870,120 @@ static const struct scp_subdomain scp_subdomain_mt2712[] = {
>  	{MT2712_POWER_DOMAIN_MFG_SC2, MT2712_POWER_DOMAIN_MFG_SC3},
>  };
>  
> +/*
> + * MT6765 power domain support
> + */
> +#define SPM_PWR_STATUS_MT6765			0x0180
> +#define SPM_PWR_STATUS_2ND_MT6765		0x0184
> +
> +static const struct scp_domain_data scp_domain_data_mt6765[] = {
> +	[MT6765_POWER_DOMAIN_VCODEC] = {
> +		.name = "vcodec",
> +		.sta_mask = BIT(26),
> +		.ctl_offs = 0x300,
> +		.sram_pdn_bits = GENMASK(8, 8),
> +		.sram_pdn_ack_bits = GENMASK(12, 12),
> +	},
> +	[MT6765_POWER_DOMAIN_ISP] = {
> +		.name = "isp",
> +		.sta_mask = BIT(5),
> +		.ctl_offs = 0x308,
> +		.sram_pdn_bits = GENMASK(8, 8),
> +		.sram_pdn_ack_bits = GENMASK(12, 12),
> +		.subsys_clk_prefix = "isp",
> +		.bp_table = {
> +			BUS_PROT(IFR_TYPE, 0x2A8, 0x2AC, 0, 0x258,
> +				BIT(20), BIT(20)),
> +			BUS_PROT(SMI_TYPE, 0x3C4, 0x3C8, 0, 0x3C0,
> +				BIT(2), BIT(2)),
> +		},
> +	},
> +	[MT6765_POWER_DOMAIN_MM] = {
> +		.name = "mm",
> +		.sta_mask = BIT(3),
> +		.ctl_offs = 0x30C,
> +		.sram_pdn_bits = GENMASK(8, 8),
> +		.sram_pdn_ack_bits = GENMASK(12, 12),
> +		.basic_clk_id = {"mm"},
> +		.subsys_clk_prefix = "mm",
> +		.bp_table = {
> +			BUS_PROT(IFR_TYPE, 0x2A8, 0x2AC, 0, 0x258,
> +				BIT(16) | BIT(17), BIT(16) | BIT(17)),
> +			BUS_PROT(IFR_TYPE, 0x2A0, 0x2A4, 0, 0x228,
> +				BIT(10) | BIT(11), BIT(10) | BIT(11)),
> +			BUS_PROT(IFR_TYPE, 0x2A0, 0x2A4, 0, 0x228,
> +				BIT(1) | BIT(2), BIT(1) | BIT(2)),
> +		},
> +	},
> +	[MT6765_POWER_DOMAIN_CONN] = {
> +		.name = "conn",
> +		.sta_mask = BIT(1),
> +		.ctl_offs = 0x32C,
> +		.sram_pdn_bits = 0,
> +		.sram_pdn_ack_bits = 0,
> +		.bp_table = {
> +			BUS_PROT(IFR_TYPE, 0x2A0, 0x2A4, 0, 0x228,
> +				BIT(13), BIT(13)),
> +			BUS_PROT(IFR_TYPE, 0x2A8, 0x2AC, 0, 0x258,
> +				BIT(18), BIT(18)),
> +			BUS_PROT(IFR_TYPE, 0x2A0, 0x2A4, 0, 0x228,
> +				BIT(14) | BIT(16), BIT(14) | BIT(16)),
> +		},
> +	},
> +	[MT6765_POWER_DOMAIN_MFG_ASYNC] = {
> +		.name = "mfg_async",
> +		.sta_mask = BIT(23),
> +		.ctl_offs = 0x334,
> +		.sram_pdn_bits = 0,
> +		.sram_pdn_ack_bits = 0,
> +		.basic_clk_id = {"mfg"},
> +	},
> +	[MT6765_POWER_DOMAIN_MFG] = {
> +		.name = "mfg",
> +		.sta_mask = BIT(4),
> +		.ctl_offs = 0x338,
> +		.sram_pdn_bits = GENMASK(8, 8),
> +		.sram_pdn_ack_bits = GENMASK(12, 12),
> +		.bp_table = {
> +			BUS_PROT(IFR_TYPE, 0x2A0, 0x2A4, 0, 0x228,
> +				BIT(25), BIT(25)),
> +			BUS_PROT(IFR_TYPE, 0x2A0, 0x2A4, 0, 0x228,
> +				BIT(21) | BIT(22), BIT(21) | BIT(22)),
> +		}
> +	},
> +	[MT6765_POWER_DOMAIN_CAM] = {
> +		.name = "cam",
> +		.sta_mask = BIT(25),
> +		.ctl_offs = 0x344,
> +		.sram_pdn_bits = GENMASK(8, 9),
> +		.sram_pdn_ack_bits = GENMASK(12, 13),
> +		.subsys_clk_prefix = "cam",
> +		.bp_table = {
> +			BUS_PROT(IFR_TYPE, 0x2A8, 0x2AC, 0, 0x258,
> +				BIT(19) | BIT(21), BIT(19) | BIT(21)),
> +			BUS_PROT(IFR_TYPE, 0x2A0, 0x2A4, 0, 0x228,
> +				BIT(20), BIT(20)),
> +			BUS_PROT(SMI_TYPE, 0x3C4, 0x3C8, 0, 0x3C0,
> +				BIT(3), BIT(3)),
> +		}
> +	},
> +	[MT6765_POWER_DOMAIN_MFG_CORE0] = {
> +		.name = "mfg_core0",
> +		.sta_mask = BIT(7),
> +		.ctl_offs = 0x34C,
> +		.sram_pdn_bits = GENMASK(8, 8),
> +		.sram_pdn_ack_bits = GENMASK(12, 12),
> +	},
> +};
> +
> +static const struct scp_subdomain scp_subdomain_mt6765[] = {
> +	{MT6765_POWER_DOMAIN_MM, MT6765_POWER_DOMAIN_CAM},
> +	{MT6765_POWER_DOMAIN_MM, MT6765_POWER_DOMAIN_ISP},
> +	{MT6765_POWER_DOMAIN_MM, MT6765_POWER_DOMAIN_VCODEC},
> +	{MT6765_POWER_DOMAIN_MFG_ASYNC, MT6765_POWER_DOMAIN_MFG},
> +	{MT6765_POWER_DOMAIN_MFG, MT6765_POWER_DOMAIN_MFG_CORE0},
> +};
> +
>  /*
>   * MT6797 power domain support
>   */
> @@ -1363,6 +1478,18 @@ static const struct scp_soc_data mt2712_data = {
>  	.bus_prot_reg_update = false,
>  };
>  
> +static const struct scp_soc_data mt6765_data = {
> +	.domains = scp_domain_data_mt6765,
> +	.num_domains = ARRAY_SIZE(scp_domain_data_mt6765),
> +	.subdomains = scp_subdomain_mt6765,
> +	.num_subdomains = ARRAY_SIZE(scp_subdomain_mt6765),
> +	.regs = {
> +		.pwr_sta_offs = SPM_PWR_STATUS_MT6765,
> +		.pwr_sta2nd_offs = SPM_PWR_STATUS_2ND_MT6765,
> +	},
> +	.bus_prot_reg_update = true,
> +};
> +
>  static const struct scp_soc_data mt6797_data = {
>  	.domains = scp_domain_data_mt6797,
>  	.num_domains = ARRAY_SIZE(scp_domain_data_mt6797),
> @@ -1429,6 +1556,9 @@ static const struct of_device_id of_scpsys_match_tbl[] = {
>  	}, {
>  		.compatible = "mediatek,mt2712-scpsys",
>  		.data = &mt2712_data,
> +	}, {
> +		.compatible = "mediatek,mt6765-scpsys",
> +		.data = &mt6765_data,
>  	}, {
>  		.compatible = "mediatek,mt6797-scpsys",
>  		.data = &mt6797_data,
>