Re: [PATCH 11/12] soc: mediatek: pm-domains: Add support for mt8183

From: Matthias Brugger
Date: Wed Sep 16 2020 - 05:47:03 EST



On 10/09/2020 19:28, Enric Balletbo i Serra wrote:
From: Matthias Brugger <mbrugger@xxxxxxxx>

Add the needed board data to support mt8183 SoC.

Signed-off-by: Matthias Brugger <mbrugger@xxxxxxxx>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
---

drivers/soc/mediatek/mtk-pm-domains.c | 162 ++++++++++++++++++++++++++
include/linux/soc/mediatek/infracfg.h | 28 +++++
2 files changed, 190 insertions(+)

diff --git a/drivers/soc/mediatek/mtk-pm-domains.c b/drivers/soc/mediatek/mtk-pm-domains.c
index 29e88adc8ea6..aa434f616fee 100644
--- a/drivers/soc/mediatek/mtk-pm-domains.c
+++ b/drivers/soc/mediatek/mtk-pm-domains.c
[...]
+/*
+ * MT8183 power domain support
+ */
+static const struct scpsys_domain_data scpsys_domain_data_mt8183[] = {
+ [MT8183_POWER_DOMAIN_AUDIO] = {
+ .sta_mask = PWR_STATUS_AUDIO,
+ .ctl_offs = 0x0314,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(15, 12),
+ },
+ [MT8183_POWER_DOMAIN_CONN] = {
+ .sta_mask = PWR_STATUS_CONN,
+ .ctl_offs = 0x032c,
+ .sram_pdn_bits = 0,
+ .sram_pdn_ack_bits = 0,
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_CONN, 0x2a0, 0x2a4, 0x228),

We have repeating values triplets for set, clear and status register in infracfg and SMI.

Weiyi can you help to get names to this registers? I wasn't able to find anything in the datasheet.

Thanks!
Matthias

+ },
+ },
+ [MT8183_POWER_DOMAIN_MFG_ASYNC] = {
+ .sta_mask = PWR_STATUS_MFG_ASYNC,
+ .ctl_offs = 0x0334,
+ .sram_pdn_bits = 0,
+ .sram_pdn_ack_bits = 0,
+ },
+ [MT8183_POWER_DOMAIN_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] = {
+ .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] = {
+ .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] = {
+ .sta_mask = PWR_STATUS_MFG_2D,
+ .ctl_offs = 0x0348,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_1_MFG, 0x2a8, 0x2ac, 0x258),
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MFG, 0x2a0, 0x2a4, 0x228),
+ },
+ },
+ [MT8183_POWER_DOMAIN_DISP] = {
+ .sta_mask = PWR_STATUS_DISP,
+ .ctl_offs = 0x030c,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_1_DISP, 0x2a8, 0x2ac, 0x258),
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_DISP, 0x2a0, 0x2a4, 0x228),
+ },
+ .bp_smi = {
+ BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_DISP, 0x3c4, 0x3c8, 0x3c0),
+ },
+ },
+ [MT8183_POWER_DOMAIN_CAM] = {
+ .sta_mask = BIT(25),
+ .ctl_offs = 0x0344,
+ .sram_pdn_bits = GENMASK(9, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_CAM, 0x2d4, 0x2d8, 0x2ec),
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_CAM, 0x2a0, 0x2a4, 0x228),
+ BUS_PROT_WR_IGN(MT8183_TOP_AXI_PROT_EN_MM_CAM_2ND, 0x2d4, 0x2d8, 0x2ec),
+ },
+ .bp_smi = {
+ BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_CAM, 0x3c4, 0x3c8, 0x3c0),
+ },
+ },
+ [MT8183_POWER_DOMAIN_ISP] = {
+ .sta_mask = PWR_STATUS_ISP,
+ .ctl_offs = 0x0308,
+ .sram_pdn_bits = GENMASK(9, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_ISP, 0x2d4, 0x2d8, 0x2ec),
+ BUS_PROT_WR_IGN(MT8183_TOP_AXI_PROT_EN_MM_ISP_2ND, 0x2d4, 0x2d8, 0x2ec),
+ },
+ .bp_smi = {
+ BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_ISP, 0x3c4, 0x3c8, 0x3c0),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VDEC] = {
+ .sta_mask = BIT(31),
+ .ctl_offs = 0x0300,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .bp_smi = {
+ BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_VDEC, 0x3c4, 0x3c8, 0x3c0),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VENC] = {
+ .sta_mask = PWR_STATUS_VENC,
+ .ctl_offs = 0x0304,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(15, 12),
+ .bp_smi = {
+ BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_VENC, 0x3c4, 0x3c8, 0x3c0),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VPU_TOP] = {
+ .sta_mask = BIT(26),
+ .ctl_offs = 0x0324,
+ .sram_pdn_bits = GENMASK(8, 8),
+ .sram_pdn_ack_bits = GENMASK(12, 12),
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP, 0x2d4, 0x2d8, 0x2ec),
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_VPU_TOP, 0x2a0, 0x2a4, 0x228),
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP_2ND, 0x2d4, 0x2d8, 0x2ec),
+ },
+ .bp_smi = {
+ BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_VPU_TOP, 0x3c4, 0x3c8, 0x3c0),
+ },
+ },
+ [MT8183_POWER_DOMAIN_VPU_CORE0] = {
+ .sta_mask = BIT(27),
+ .ctl_offs = 0x33c,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0, 0x2c4, 0x2c8, 0x2e4),
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0_2ND, 0x2c4, 0x2c8, 0x2e4),
+ },
+ .caps = MTK_SCPD_SRAM_ISO,
+ },
+ [MT8183_POWER_DOMAIN_VPU_CORE1] = {
+ .sta_mask = BIT(28),
+ .ctl_offs = 0x0340,
+ .sram_pdn_bits = GENMASK(11, 8),
+ .sram_pdn_ack_bits = GENMASK(13, 12),
+ .bp_infracfg = {
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1, 0x2c4, 0x2c8, 0x2e4),
+ BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1_2ND, 0x2c4, 0x2c8, 0x2e4),
+ },
+ .caps = MTK_SCPD_SRAM_ISO,
+ },
+};
+
static const struct scpsys_soc_data mt8173_scpsys_data = {
.domains = scpsys_domain_data_mt8173,
.num_domains = ARRAY_SIZE(scpsys_domain_data_mt8173),
@@ -705,11 +856,22 @@ static const struct scpsys_soc_data mt8173_scpsys_data = {
.pwr_sta2nd_offs = SPM_PWR_STATUS_2ND,
};
+static const struct scpsys_soc_data mt8183_scpsys_data = {
+ .domains = scpsys_domain_data_mt8183,
+ .num_domains = ARRAY_SIZE(scpsys_domain_data_mt8183),
+ .pwr_sta_offs = 0x0180,
+ .pwr_sta2nd_offs = 0x0184
+};
+
static const struct of_device_id scpsys_of_match[] = {
{
.compatible = "mediatek,mt8173-power-controller",
.data = &mt8173_scpsys_data,
},
+ {
+ .compatible = "mediatek,mt8183-power-controller",
+ .data = &mt8183_scpsys_data,
+ },
{ }
};
diff --git a/include/linux/soc/mediatek/infracfg.h b/include/linux/soc/mediatek/infracfg.h
index 3f18cddffb44..2913ede9d734 100644
--- a/include/linux/soc/mediatek/infracfg.h
+++ b/include/linux/soc/mediatek/infracfg.h
@@ -2,6 +2,34 @@
#ifndef __SOC_MEDIATEK_INFRACFG_H
#define __SOC_MEDIATEK_INFRACFG_H
+#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)
+
#define MT8173_TOP_AXI_PROT_EN_MCI_M2 BIT(0)
#define MT8173_TOP_AXI_PROT_EN_MM_M0 BIT(1)
#define MT8173_TOP_AXI_PROT_EN_MM_M1 BIT(2)