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Message-ID: <CANMq1KATUJxEAvMMbF7C24BXW6RkzugWDLzT47SEyKSVRHH51g@mail.gmail.com>
Date: Fri, 20 Dec 2019 13:11:26 +0800
From: Nicolas Boichat <drinkcat@...omium.org>
To: Weiyi Lu <weiyi.lu@...iatek.com>
Cc: Matthias Brugger <matthias.bgg@...il.com>,
Rob Herring <robh@...nel.org>,
Sascha Hauer <kernel@...gutronix.de>,
James Liao <jamesjj.liao@...iatek.com>,
Fan Chen <fan.chen@...iatek.com>,
linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
lkml <linux-kernel@...r.kernel.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@...ts.infradead.org>,
srv_heupstream <srv_heupstream@...iatek.com>
Subject: Re: [PATCH v11 08/10] soc: mediatek: Add MT8183 scpsys support
On Fri, Dec 20, 2019 at 11:46 AM Weiyi Lu <weiyi.lu@...iatek.com> wrote:
>
> Add scpsys driver for MT8183
> And minor fix to add a comma at the end
I'll leave it up to the maintainer, but those minor fixes outside of
new mt8183 code should probably be done as a separate CL.
>
> Signed-off-by: Weiyi Lu <weiyi.lu@...iatek.com>
> Reviewed-by: Nicolas Boichat <drinkcat@...omium.org>
> ---
> drivers/soc/mediatek/mtk-scpsys.c | 233 +++++++++++++++++++++++++++++++++++++-
> drivers/soc/mediatek/scpsys-ext.h | 28 +++++
> 2 files changed, 255 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c
> index 1972726..b8b72fa 100644
> --- a/drivers/soc/mediatek/mtk-scpsys.c
> +++ b/drivers/soc/mediatek/mtk-scpsys.c
> @@ -19,6 +19,7 @@
> #include <dt-bindings/power/mt7622-power.h>
> #include <dt-bindings/power/mt7623a-power.h>
> #include <dt-bindings/power/mt8173-power.h>
> +#include <dt-bindings/power/mt8183-power.h>
>
> #define MTK_POLL_DELAY_US 10
> #define MTK_POLL_TIMEOUT USEC_PER_SEC
> @@ -1082,12 +1083,218 @@ static void mtk_register_power_domains(struct platform_device *pdev,
> {MT8173_POWER_DOMAIN_MFG_2D, MT8173_POWER_DOMAIN_MFG},
> };
>
> +/*
> + * MT8183 power domain support
> + */
> +
> +static const struct scp_domain_data scp_domain_data_mt8183[] = {
> + [MT8183_POWER_DOMAIN_AUDIO] = {
> + .name = "audio",
> + .sta_mask = PWR_STATUS_AUDIO,
> + .ctl_offs = 0x0314,
> + .sram_pdn_bits = GENMASK(11, 8),
> + .sram_pdn_ack_bits = GENMASK(15, 12),
> + .basic_clk_name = {"audio", "audio1", "audio2"},
> + },
> + [MT8183_POWER_DOMAIN_CONN] = {
> + .name = "conn",
> + .sta_mask = PWR_STATUS_CONN,
> + .ctl_offs = 0x032c,
> + .sram_pdn_bits = 0,
> + .sram_pdn_ack_bits = 0,
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
> + MT8183_TOP_AXI_PROT_EN_CONN),
> + },
> + },
> + [MT8183_POWER_DOMAIN_MFG_ASYNC] = {
> + .name = "mfg_async",
> + .sta_mask = PWR_STATUS_MFG_ASYNC,
> + .ctl_offs = 0x0334,
> + .sram_pdn_bits = 0,
> + .sram_pdn_ack_bits = 0,
> + .basic_clk_name = {"mfg"},
> + },
> + [MT8183_POWER_DOMAIN_MFG] = {
> + .name = "mfg",
> + .sta_mask = PWR_STATUS_MFG,
> + .ctl_offs = 0x0338,
> + .sram_pdn_bits = GENMASK(8, 8),
> + .sram_pdn_ack_bits = GENMASK(12, 12),
> + },
> + [MT8183_POWER_DOMAIN_MFG_CORE0] = {
> + .name = "mfg_core0",
> + .sta_mask = BIT(7),
> + .ctl_offs = 0x034c,
> + .sram_pdn_bits = GENMASK(8, 8),
> + .sram_pdn_ack_bits = GENMASK(12, 12),
> + },
> + [MT8183_POWER_DOMAIN_MFG_CORE1] = {
> + .name = "mfg_core1",
> + .sta_mask = BIT(20),
> + .ctl_offs = 0x0310,
> + .sram_pdn_bits = GENMASK(8, 8),
> + .sram_pdn_ack_bits = GENMASK(12, 12),
> + },
> + [MT8183_POWER_DOMAIN_MFG_2D] = {
> + .name = "mfg_2d",
> + .sta_mask = PWR_STATUS_MFG_2D,
> + .ctl_offs = 0x0348,
> + .sram_pdn_bits = GENMASK(8, 8),
> + .sram_pdn_ack_bits = GENMASK(12, 12),
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2a8, 0x2ac, 0, 0x258,
> + MT8183_TOP_AXI_PROT_EN_1_MFG),
> + BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
> + MT8183_TOP_AXI_PROT_EN_MFG),
> + },
> + },
> + [MT8183_POWER_DOMAIN_DISP] = {
> + .name = "disp",
> + .sta_mask = PWR_STATUS_DISP,
> + .ctl_offs = 0x030c,
> + .sram_pdn_bits = GENMASK(8, 8),
> + .sram_pdn_ack_bits = GENMASK(12, 12),
> + .basic_clk_name = {"mm"},
> + .subsys_clk_prefix = "mm",
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2a8, 0x2ac, 0, 0x258,
> + MT8183_TOP_AXI_PROT_EN_1_DISP),
> + BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
> + MT8183_TOP_AXI_PROT_EN_DISP),
> + BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
> + MT8183_SMI_COMMON_SMI_CLAMP_DISP),
> + },
> + },
> + [MT8183_POWER_DOMAIN_CAM] = {
> + .name = "cam",
> + .sta_mask = BIT(25),
> + .ctl_offs = 0x0344,
> + .sram_pdn_bits = GENMASK(9, 8),
> + .sram_pdn_ack_bits = GENMASK(13, 12),
> + .basic_clk_name = {"cam"},
> + .subsys_clk_prefix = "cam",
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
> + MT8183_TOP_AXI_PROT_EN_MM_CAM),
> + BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
> + MT8183_TOP_AXI_PROT_EN_CAM),
> + BUS_PROT_IGN(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
> + MT8183_TOP_AXI_PROT_EN_MM_CAM_2ND),
> + BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
> + MT8183_SMI_COMMON_SMI_CLAMP_CAM),
> + },
> + },
> + [MT8183_POWER_DOMAIN_ISP] = {
> + .name = "isp",
> + .sta_mask = PWR_STATUS_ISP,
> + .ctl_offs = 0x0308,
> + .sram_pdn_bits = GENMASK(9, 8),
> + .sram_pdn_ack_bits = GENMASK(13, 12),
> + .basic_clk_name = {"isp"},
> + .subsys_clk_prefix = "isp",
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
> + MT8183_TOP_AXI_PROT_EN_MM_ISP),
> + BUS_PROT_IGN(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
> + MT8183_TOP_AXI_PROT_EN_MM_ISP_2ND),
> + BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
> + MT8183_SMI_COMMON_SMI_CLAMP_ISP),
> + },
> + },
> + [MT8183_POWER_DOMAIN_VDEC] = {
> + .name = "vdec",
> + .sta_mask = BIT(31),
> + .ctl_offs = 0x0300,
> + .sram_pdn_bits = GENMASK(8, 8),
> + .sram_pdn_ack_bits = GENMASK(12, 12),
> + .bp_table = {
> + BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
> + MT8183_SMI_COMMON_SMI_CLAMP_VDEC),
> + },
> + },
> + [MT8183_POWER_DOMAIN_VENC] = {
> + .name = "venc",
> + .sta_mask = PWR_STATUS_VENC,
> + .ctl_offs = 0x0304,
> + .sram_pdn_bits = GENMASK(11, 8),
> + .sram_pdn_ack_bits = GENMASK(15, 12),
> + .bp_table = {
> + BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
> + MT8183_SMI_COMMON_SMI_CLAMP_VENC),
> + },
> + },
> + [MT8183_POWER_DOMAIN_VPU_TOP] = {
> + .name = "vpu_top",
> + .sta_mask = BIT(26),
> + .ctl_offs = 0x0324,
> + .sram_pdn_bits = GENMASK(8, 8),
> + .sram_pdn_ack_bits = GENMASK(12, 12),
> + .basic_clk_name = {"vpu", "vpu1"},
> + .subsys_clk_prefix = "vpu",
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
> + MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP),
> + BUS_PROT(IFR_TYPE, 0x2a0, 0x2a4, 0, 0x228,
> + MT8183_TOP_AXI_PROT_EN_VPU_TOP),
> + BUS_PROT(IFR_TYPE, 0x2d4, 0x2d8, 0, 0x2ec,
> + MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP_2ND),
> + BUS_PROT(SMI_TYPE, 0x3c4, 0x3c8, 0, 0x3c0,
> + MT8183_SMI_COMMON_SMI_CLAMP_VPU_TOP),
> + },
> + },
> + [MT8183_POWER_DOMAIN_VPU_CORE0] = {
> + .name = "vpu_core0",
> + .sta_mask = BIT(27),
> + .ctl_offs = 0x33c,
> + .sram_iso_ctrl = true,
> + .sram_pdn_bits = GENMASK(11, 8),
> + .sram_pdn_ack_bits = GENMASK(13, 12),
> + .basic_clk_name = {"vpu2"},
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
> + MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0),
> + BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
> + MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0_2ND),
> + },
> + },
> + [MT8183_POWER_DOMAIN_VPU_CORE1] = {
> + .name = "vpu_core1",
> + .sta_mask = BIT(28),
> + .ctl_offs = 0x0340,
> + .sram_iso_ctrl = true,
> + .sram_pdn_bits = GENMASK(11, 8),
> + .sram_pdn_ack_bits = GENMASK(13, 12),
> + .basic_clk_name = {"vpu3"},
> + .bp_table = {
> + BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
> + MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1),
> + BUS_PROT(IFR_TYPE, 0x2c4, 0x2c8, 0, 0x2e4,
> + MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1_2ND),
> + },
> + },
> +};
> +
> +static const struct scp_subdomain scp_subdomain_mt8183[] = {
> + {MT8183_POWER_DOMAIN_MFG_ASYNC, MT8183_POWER_DOMAIN_MFG},
> + {MT8183_POWER_DOMAIN_MFG, MT8183_POWER_DOMAIN_MFG_2D},
> + {MT8183_POWER_DOMAIN_MFG, MT8183_POWER_DOMAIN_MFG_CORE0},
> + {MT8183_POWER_DOMAIN_MFG, MT8183_POWER_DOMAIN_MFG_CORE1},
> + {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_CAM},
> + {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_ISP},
> + {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_VDEC},
> + {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_VENC},
> + {MT8183_POWER_DOMAIN_DISP, MT8183_POWER_DOMAIN_VPU_TOP},
> + {MT8183_POWER_DOMAIN_VPU_TOP, MT8183_POWER_DOMAIN_VPU_CORE0},
> + {MT8183_POWER_DOMAIN_VPU_TOP, MT8183_POWER_DOMAIN_VPU_CORE1},
> +};
> +
> static const struct scp_soc_data mt2701_data = {
> .domains = scp_domain_data_mt2701,
> .num_domains = ARRAY_SIZE(scp_domain_data_mt2701),
> .regs = {
> .pwr_sta_offs = SPM_PWR_STATUS,
> - .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND
> + .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND,
> },
> };
>
> @@ -1098,7 +1305,7 @@ static void mtk_register_power_domains(struct platform_device *pdev,
> .num_subdomains = ARRAY_SIZE(scp_subdomain_mt2712),
> .regs = {
> .pwr_sta_offs = SPM_PWR_STATUS,
> - .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND
> + .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND,
> },
> };
>
> @@ -1109,7 +1316,7 @@ static void mtk_register_power_domains(struct platform_device *pdev,
> .num_subdomains = ARRAY_SIZE(scp_subdomain_mt6797),
> .regs = {
> .pwr_sta_offs = SPM_PWR_STATUS_MT6797,
> - .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND_MT6797
> + .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND_MT6797,
> },
> };
>
> @@ -1118,7 +1325,7 @@ static void mtk_register_power_domains(struct platform_device *pdev,
> .num_domains = ARRAY_SIZE(scp_domain_data_mt7622),
> .regs = {
> .pwr_sta_offs = SPM_PWR_STATUS,
> - .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND
> + .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND,
> },
> };
>
> @@ -1127,7 +1334,7 @@ static void mtk_register_power_domains(struct platform_device *pdev,
> .num_domains = ARRAY_SIZE(scp_domain_data_mt7623a),
> .regs = {
> .pwr_sta_offs = SPM_PWR_STATUS,
> - .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND
> + .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND,
> },
> };
>
> @@ -1138,10 +1345,21 @@ static void mtk_register_power_domains(struct platform_device *pdev,
> .num_subdomains = ARRAY_SIZE(scp_subdomain_mt8173),
> .regs = {
> .pwr_sta_offs = SPM_PWR_STATUS,
> - .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND
> + .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND,
> },
> };
>
> +static const struct scp_soc_data mt8183_data = {
> + .domains = scp_domain_data_mt8183,
> + .num_domains = ARRAY_SIZE(scp_domain_data_mt8183),
> + .subdomains = scp_subdomain_mt8183,
> + .num_subdomains = ARRAY_SIZE(scp_subdomain_mt8183),
> + .regs = {
> + .pwr_sta_offs = 0x0180,
> + .pwr_sta2nd_offs = 0x0184,
> + }
> +};
> +
> /*
> * scpsys driver init
> */
> @@ -1166,6 +1384,9 @@ static void mtk_register_power_domains(struct platform_device *pdev,
> .compatible = "mediatek,mt8173-scpsys",
> .data = &mt8173_data,
> }, {
> + .compatible = "mediatek,mt8183-scpsys",
> + .data = &mt8183_data,
> + }, {
> /* sentinel */
> }
> };
> diff --git a/drivers/soc/mediatek/scpsys-ext.h b/drivers/soc/mediatek/scpsys-ext.h
> index 458b2c5..0f90e5d 100644
> --- a/drivers/soc/mediatek/scpsys-ext.h
> +++ b/drivers/soc/mediatek/scpsys-ext.h
> @@ -43,6 +43,34 @@
> #define MT8173_TOP_AXI_PROT_EN_MFG_M1 BIT(22)
> #define MT8173_TOP_AXI_PROT_EN_MFG_SNOOP_OUT BIT(23)
>
> +#define MT8183_TOP_AXI_PROT_EN_DISP (BIT(10) | BIT(11))
> +#define MT8183_TOP_AXI_PROT_EN_CONN (BIT(13) | BIT(14))
> +#define MT8183_TOP_AXI_PROT_EN_MFG (BIT(21) | BIT(22))
> +#define MT8183_TOP_AXI_PROT_EN_CAM BIT(28)
> +#define MT8183_TOP_AXI_PROT_EN_VPU_TOP BIT(27)
> +#define MT8183_TOP_AXI_PROT_EN_1_DISP (BIT(16) | BIT(17))
> +#define MT8183_TOP_AXI_PROT_EN_1_MFG GENMASK(21, 19)
> +#define MT8183_TOP_AXI_PROT_EN_MM_ISP (BIT(3) | BIT(8))
> +#define MT8183_TOP_AXI_PROT_EN_MM_ISP_2ND BIT(10)
> +#define MT8183_TOP_AXI_PROT_EN_MM_CAM (BIT(4) | BIT(5) | \
> + BIT(9) | BIT(13))
> +#define MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP (GENMASK(9, 6) | \
> + BIT(12))
> +#define MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP_2ND (BIT(10) | BIT(11))
> +#define MT8183_TOP_AXI_PROT_EN_MM_CAM_2ND BIT(11)
> +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0_2ND (BIT(0) | BIT(2) | \
> + BIT(4))
> +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1_2ND (BIT(1) | BIT(3) | \
> + BIT(5))
> +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0 BIT(6)
> +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1 BIT(7)
> +#define MT8183_SMI_COMMON_SMI_CLAMP_DISP GENMASK(7, 0)
> +#define MT8183_SMI_COMMON_SMI_CLAMP_VENC BIT(1)
> +#define MT8183_SMI_COMMON_SMI_CLAMP_ISP BIT(2)
> +#define MT8183_SMI_COMMON_SMI_CLAMP_CAM (BIT(3) | BIT(4))
> +#define MT8183_SMI_COMMON_SMI_CLAMP_VPU_TOP (BIT(5) | BIT(6))
> +#define MT8183_SMI_COMMON_SMI_CLAMP_VDEC BIT(7)
> +
> enum regmap_type {
> INVALID_TYPE = 0,
> IFR_TYPE,
> --
> 1.8.1.1.dirty
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