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Message-ID: <1581067250-12744-6-git-send-email-macpaul.lin@mediatek.com>
Date:   Fri, 7 Feb 2020 17:20:48 +0800
From:   Macpaul Lin <macpaul.lin@...iatek.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        mtk01761 <wendell.lin@...iatek.com>,
        Fabien Parent <fparent@...libre.com>,
        Weiyi Lu <weiyi.lu@...iatek.com>,
        Mars Cheng <mars.cheng@...iatek.com>,
        Sean Wang <Sean.Wang@...iatek.com>,
        Macpaul Lin <macpaul.lin@...iatek.com>,
        Owen Chen <owen.chen@...iatek.com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Evan Green <evgreen@...omium.org>,
        Yong Wu <yong.wu@...iatek.com>, Joerg Roedel <jroedel@...e.de>,
        Shawn Guo <shawnguo@...nel.org>,
        Marc Zyngier <marc.zyngier@....com>,
        Ryder Lee <Ryder.Lee@...iatek.com>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>, <linux-clk@...r.kernel.org>
CC:     Mediatek WSD Upstream <wsd_upstream@...iatek.com>,
        CC Hwang <cc.hwang@...iatek.com>,
        Loda Chou <loda.chou@...iatek.com>
Subject: [PATCH v7 5/7] soc: mediatek: add MT6765 scpsys and subdomain support

From: Mars Cheng <mars.cheng@...iatek.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@...iatek.com>
Signed-off-by: Owen Chen <owen.chen@...iatek.com>
Signed-off-by: Macpaul Lin <macpaul.lin@...iatek.com>
---
 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 f669d3754627..9940c6d13222 100644
--- a/drivers/soc/mediatek/mtk-scpsys.c
+++ b/drivers/soc/mediatek/mtk-scpsys.c
@@ -15,6 +15,7 @@
 
 #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>
@@ -749,6 +750,120 @@ 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
  */
@@ -1032,6 +1147,18 @@ 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),
@@ -1087,6 +1214,9 @@ 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,
-- 
2.18.0

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