[v9,2/4] soc: mediatek: add MT6765 scpsys and subdomain support

Commit Message

Macpaul Lin March 9, 2021, 12:05 p.m. UTC

From: Mars Cheng <[e-mail]>

This adds scpsys support for MT6765
Add subdomain support for MT6765:
isp, mm, connsys, mfg, and cam.

Signed-off-by: Mars Cheng <[e-mail]>
Signed-off-by: Owen Chen <[e-mail]>
Signed-off-by: Macpaul Lin <[e-mail]>
---
 drivers/soc/mediatek/mtk-scpsys.c | 91 +++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)

Patch

diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c
index ca75b14931ec..fc8d3858f1b4 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>
@@ -750,6 +751,81 @@  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),
+	},
+	[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),
+		.clk_id = {CLK_MM},
+	},
+	[MT6765_POWER_DOMAIN_CONN] = {
+		.name = "conn",
+		.sta_mask = BIT(1),
+		.ctl_offs = 0x32C,
+		.sram_pdn_bits = 0,
+		.sram_pdn_ack_bits = 0,
+	},
+	[MT6765_POWER_DOMAIN_MFG_ASYNC] = {
+		.name = "mfg_async",
+		.sta_mask = BIT(23),
+		.ctl_offs = 0x334,
+		.sram_pdn_bits = 0,
+		.sram_pdn_ack_bits = 0,
+		.clk_id = {CLK_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),
+	},
+	[MT6765_POWER_DOMAIN_CAM] = {
+		.name = "cam",
+		.sta_mask = BIT(25),
+		.ctl_offs = 0x344,
+		.sram_pdn_bits = GENMASK(9, 8),
+		.sram_pdn_ack_bits = GENMASK(13, 12),
+	},
+	[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
  */
@@ -1033,6 +1109,18 @@  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),
@@ -1088,6 +1176,9 @@  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,