[PATCH 0/5] Power: Add power domain driver for S6 S7 S7D

[PATCH 0/5] Power: Add power domain driver for S6 S7 S7D

[Xianwei Zhao via B4 Relay]

Add power controller driver support for Amlogic S6 S7 S7D SoC.

Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
hongyu.chen1 (5):
      dt-bindings: power: add Amlogic S6 S7 S7D power domains
      pmdomain: amlogic: Add support for S6 S7 S7D power domains controller
      arm64: dts: amlogic: s6: add power domain controller node
      arm64: dts: amlogic: s7: add power domain controller node
      arm64: dts: amlogic: s7d: add power domain controller node

 .../bindings/power/amlogic,meson-sec-pwrc.yaml     |  3 +
 arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi        | 10 +++
 arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi        | 10 +++
 arch/arm64/boot/dts/amlogic/amlogic-s7d.dtsi       | 10 +++
 drivers/pmdomain/amlogic/meson-secure-pwrc.c       | 95 ++++++++++++++++++++++
 include/dt-bindings/power/amlogic,s6-pwrc.h        | 29 +++++++
 include/dt-bindings/power/amlogic,s7-pwrc.h        | 20 +++++
 include/dt-bindings/power/amlogic,s7d-pwrc.h       | 27 ++++++
 8 files changed, 204 insertions(+)
---
base-commit: ffeebf7587f518a3717fad308cf735adbbcaba97
change-id: 20250820-pm-s6-s7-s7d-950f720aac6d

Best regards,
-- 
Xianwei Zhao <xianwei.zhao@amlogic.com>

[PATCH 1/5] dt-bindings: power: add Amlogic S6 S7 S7D power domains

[Xianwei Zhao via B4 Relay]

From: "hongyu.chen1" <hongyu.chen1@amlogic.com>

Add devicetree binding document and related header file for
Amlogic S6 S7 S7D secure power domains.

Signed-off-by: hongyu.chen1 <hongyu.chen1@amlogic.com>
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
 .../bindings/power/amlogic,meson-sec-pwrc.yaml     |  3 +++
 include/dt-bindings/power/amlogic,s6-pwrc.h        | 29 ++++++++++++++++++++++
 include/dt-bindings/power/amlogic,s7-pwrc.h        | 20 +++++++++++++++
 include/dt-bindings/power/amlogic,s7d-pwrc.h       | 27 ++++++++++++++++++++
 4 files changed, 79 insertions(+)

diff --git a/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml b/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml
index 15d74138baa3..12b71688dd34 100644
--- a/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml
+++ b/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml
@@ -24,6 +24,9 @@ properties:
       - amlogic,a5-pwrc
       - amlogic,c3-pwrc
       - amlogic,t7-pwrc
+      - amlogic,s6-pwrc
+      - amlogic,s7-pwrc
+      - amlogic,s7d-pwrc
 
   "#power-domain-cells":
     const: 1
diff --git a/include/dt-bindings/power/amlogic,s6-pwrc.h b/include/dt-bindings/power/amlogic,s6-pwrc.h
new file mode 100644
index 000000000000..2c005864ae73
--- /dev/null
+++ b/include/dt-bindings/power/amlogic,s6-pwrc.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
+/*
+ * Copyright (C) 2025 Amlogic, Inc. All rights reserved
+ */
+#ifndef _DT_BINDINGS_AMLOGIC_S6_POWER_H
+#define _DT_BINDINGS_AMLOGIC_S6_POWER_H
+
+#define PWRC_S6_DSPA_ID				0
+#define PWRC_S6_DOS_HEVC_ID			1
+#define PWRC_S6_DOS_VDEC_ID			2
+#define PWRC_S6_VPU_HDMI_ID			3
+#define PWRC_S6_U2DRD_ID			4
+#define PWRC_S6_U3DRD_ID			5
+#define PWRC_S6_SD_EMMC_C_ID			6
+#define PWRC_S6_GE2D_ID				7
+#define PWRC_S6_AMFC_ID				8
+#define PWRC_S6_VC9000E_ID			9
+#define PWRC_S6_DEWARP_ID			10
+#define PWRC_S6_VICP_ID				11
+#define PWRC_S6_SD_EMMC_A_ID			12
+#define PWRC_S6_SD_EMMC_B_ID			13
+#define PWRC_S6_ETH_ID				14
+#define PWRC_S6_PCIE_ID				15
+#define PWRC_S6_NNA_4T_ID			16
+#define PWRC_S6_AUDIO_ID			17
+#define PWRC_S6_AUCPU_ID			18
+#define PWRC_S6_ADAPT_ID			19
+
+#endif
diff --git a/include/dt-bindings/power/amlogic,s7-pwrc.h b/include/dt-bindings/power/amlogic,s7-pwrc.h
new file mode 100644
index 000000000000..3f21d095f784
--- /dev/null
+++ b/include/dt-bindings/power/amlogic,s7-pwrc.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
+/*
+ * Copyright (C) 2025 Amlogic, Inc. All rights reserved
+ */
+#ifndef _DT_BINDINGS_AMLOGIC_S7_POWER_H
+#define _DT_BINDINGS_AMLOGIC_S7_POWER_H
+
+#define PWRC_S7_DOS_HEVC_ID			0
+#define PWRC_S7_DOS_VDEC_ID		        1
+#define PWRC_S7_VPU_HDMI_ID		        2
+#define PWRC_S7_USB_COMB_ID		        3
+#define PWRC_S7_SD_EMMC_C_ID			4
+#define PWRC_S7_GE2D_ID				5
+#define PWRC_S7_SD_EMMC_A_ID			6
+#define PWRC_S7_SD_EMMC_B_ID			7
+#define PWRC_S7_ETH_ID				8
+#define PWRC_S7_AUCPU_ID			9
+#define PWRC_S7_AUDIO_ID			10
+
+#endif
diff --git a/include/dt-bindings/power/amlogic,s7d-pwrc.h b/include/dt-bindings/power/amlogic,s7d-pwrc.h
new file mode 100644
index 000000000000..c6998553670a
--- /dev/null
+++ b/include/dt-bindings/power/amlogic,s7d-pwrc.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
+/*
+ * Copyright (C) 2025 Amlogic, Inc. All rights reserved
+ */
+#ifndef _DT_BINDINGS_AMLOGIC_S7D_POWER_H
+#define _DT_BINDINGS_AMLOGIC_S7D_POWER_H
+
+#define PWRC_S7D_DOS_HCODEC_ID			0
+#define PWRC_S7D_DOS_HEVC_ID			1
+#define PWRC_S7D_DOS_VDEC_ID			2
+#define PWRC_S7D_VPU_HDMI_ID			3
+#define PWRC_S7D_USB_U2DRD_ID			4
+#define PWRC_S7D_USB_U2H_ID			5
+#define PWRC_S7D_SSD_EMMC_C_ID			6
+#define PWRC_S7D_GE2D_ID			7
+#define PWRC_S7D_AMFC_ID			8
+#define PWRC_S7D_EMMC_A_ID			9
+#define PWRC_S7D_EMMC_B_ID			10
+#define PWRC_S7D_ETH_ID				11
+#define PWRC_S7D_AUCPU_ID			12
+#define PWRC_S7D_AUDIO_ID			13
+#define PWRC_S7D_SRAMA_ID			14
+#define PWRC_S7D_DMC0_ID			15
+#define PWRC_S7D_DMC1_ID			16
+#define PWRC_S7D_DDR_ID				17
+
+#endif

-- 
2.37.1

[PATCH 2/5] pmdomain: amlogic: Add support for S6 S7 S7D power domains controller

[Xianwei Zhao via B4 Relay]

From: "hongyu.chen1" <hongyu.chen1@amlogic.com>

Add support for the S6 S7 S7D power controller, whose registers are
in the secure domain and should be accessed via SMC.

Signed-off-by: hongyu.chen1 <hongyu.chen1@amlogic.com>
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
 drivers/pmdomain/amlogic/meson-secure-pwrc.c | 95 ++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)

diff --git a/drivers/pmdomain/amlogic/meson-secure-pwrc.c b/drivers/pmdomain/amlogic/meson-secure-pwrc.c
index e8bda60078c4..1d2f371d2d7f 100644
--- a/drivers/pmdomain/amlogic/meson-secure-pwrc.c
+++ b/drivers/pmdomain/amlogic/meson-secure-pwrc.c
@@ -16,6 +16,9 @@
 #include <dt-bindings/power/amlogic,t7-pwrc.h>
 #include <dt-bindings/power/amlogic,a4-pwrc.h>
 #include <dt-bindings/power/amlogic,a5-pwrc.h>
+#include <dt-bindings/power/amlogic,s6-pwrc.h>
+#include <dt-bindings/power/amlogic,s7-pwrc.h>
+#include <dt-bindings/power/amlogic,s7d-pwrc.h>
 #include <linux/arm-smccc.h>
 #include <linux/firmware/meson/meson_sm.h>
 #include <linux/module.h>
@@ -201,6 +204,71 @@ static const struct meson_secure_pwrc_domain_desc s4_pwrc_domains[] = {
 	SEC_PD(S4_AUDIO,	0),
 };
 
+static const struct meson_secure_pwrc_domain_desc s6_pwrc_domains[] = {
+	SEC_PD(S6_DSPA,		0),
+	SEC_PD(S6_DOS_HEVC,	0),
+	SEC_PD(S6_DOS_VDEC,	0),
+	SEC_PD(S6_VPU_HDMI,	0),
+	SEC_PD(S6_U2DRD,	0),
+	SEC_PD(S6_U3DRD,	0),
+	SEC_PD(S6_SD_EMMC_C,	0),
+	SEC_PD(S6_GE2D,		0),
+	SEC_PD(S6_AMFC,		0),
+	SEC_PD(S6_VC9000E,	0),
+	SEC_PD(S6_DEWARP,	0),
+	SEC_PD(S6_VICP,		0),
+	SEC_PD(S6_SD_EMMC_A,	0),
+	SEC_PD(S6_SD_EMMC_B,	0),
+	/* ETH is for ethernet online wakeup, and should be always on */
+	SEC_PD(S6_ETH,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(S6_PCIE,		0),
+	SEC_PD(S6_NNA_4T,	0),
+	SEC_PD(S6_AUDIO,	0),
+	SEC_PD(S6_AUCPU,	0),
+	SEC_PD(S6_ADAPT,	0),
+};
+
+static const struct meson_secure_pwrc_domain_desc s7_pwrc_domains[] = {
+	SEC_PD(S7_DOS_HEVC,	0),
+	SEC_PD(S7_DOS_VDEC,	0),
+	SEC_PD(S7_VPU_HDMI,	0),
+	SEC_PD(S7_USB_COMB,	0),
+	SEC_PD(S7_SD_EMMC_C,	0),
+	SEC_PD(S7_GE2D,		0),
+	SEC_PD(S7_SD_EMMC_A,	0),
+	SEC_PD(S7_SD_EMMC_B,	0),
+	/* ETH is for ethernet online wakeup, and should be always on */
+	SEC_PD(S7_ETH,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(S7_AUCPU,	0),
+	SEC_PD(S7_AUDIO,	0),
+};
+
+static const struct meson_secure_pwrc_domain_desc s7d_pwrc_domains[] = {
+	SEC_PD(S7D_DOS_HCODEC,	0),
+	SEC_PD(S7D_DOS_HEVC,	0),
+	SEC_PD(S7D_DOS_VDEC,	0),
+	SEC_PD(S7D_VPU_HDMI,	0),
+	SEC_PD(S7D_USB_U2DRD,	0),
+	SEC_PD(S7D_USB_U2H,	0),
+	SEC_PD(S7D_SSD_EMMC_C,	0),
+	SEC_PD(S7D_GE2D,	0),
+	SEC_PD(S7D_AMFC,	0),
+	SEC_PD(S7D_EMMC_A,	0),
+	SEC_PD(S7D_EMMC_B,	0),
+	/* ETH is for ethernet online wakeup, and should be always on */
+	SEC_PD(S7D_ETH,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(S7D_AUCPU,	0),
+	SEC_PD(S7D_AUDIO,	0),
+	/* SRAMA is used as ATF runtime memory, and should be always on */
+	SEC_PD(S7D_SRAMA,	GENPD_FLAG_ALWAYS_ON),
+	/* DMC0 is for DDR PHY ana/dig and DMC, and should be always on */
+	SEC_PD(S7D_DMC0,	GENPD_FLAG_ALWAYS_ON),
+	/* DMC1 is for DDR PHY ana/dig and DMC, and should be always on */
+	SEC_PD(S7D_DMC1,	GENPD_FLAG_ALWAYS_ON),
+	/* DDR should be always on */
+	SEC_PD(S7D_DDR,		GENPD_FLAG_ALWAYS_ON),
+};
+
 static const struct meson_secure_pwrc_domain_desc t7_pwrc_domains[] = {
 	SEC_PD(T7_DSPA,		0),
 	SEC_PD(T7_DSPB,		0),
@@ -367,6 +435,21 @@ static const struct meson_secure_pwrc_domain_data meson_secure_s4_pwrc_data = {
 	.count = ARRAY_SIZE(s4_pwrc_domains),
 };
 
+static const struct meson_secure_pwrc_domain_data amlogic_secure_s6_pwrc_data = {
+	.domains = s6_pwrc_domains,
+	.count = ARRAY_SIZE(s6_pwrc_domains),
+};
+
+static const struct meson_secure_pwrc_domain_data amlogic_secure_s7_pwrc_data = {
+	.domains = s7_pwrc_domains,
+	.count = ARRAY_SIZE(s7_pwrc_domains),
+};
+
+static const struct meson_secure_pwrc_domain_data amlogic_secure_s7d_pwrc_data = {
+	.domains = s7d_pwrc_domains,
+	.count = ARRAY_SIZE(s7d_pwrc_domains),
+};
+
 static const struct meson_secure_pwrc_domain_data amlogic_secure_t7_pwrc_data = {
 	.domains = t7_pwrc_domains,
 	.count = ARRAY_SIZE(t7_pwrc_domains),
@@ -393,6 +476,18 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = {
 		.compatible = "amlogic,meson-s4-pwrc",
 		.data = &meson_secure_s4_pwrc_data,
 	},
+	{
+		.compatible = "amlogic,s6-pwrc",
+		.data = &amlogic_secure_s6_pwrc_data,
+	},
+	{
+		.compatible = "amlogic,s7-pwrc",
+		.data = &amlogic_secure_s7_pwrc_data,
+	},
+	{
+		.compatible = "amlogic,s7d-pwrc",
+		.data = &amlogic_secure_s7d_pwrc_data,
+	},
 	{
 		.compatible = "amlogic,t7-pwrc",
 		.data = &amlogic_secure_t7_pwrc_data,

-- 
2.37.1

[PATCH 3/5] arm64: dts: amlogic: s6: add power domain controller node

[Xianwei Zhao via B4 Relay]

From: "hongyu.chen1" <hongyu.chen1@amlogic.com>

Add power domain controller node for Amlogic S6 SoC.

Signed-off-by: hongyu.chen1 <hongyu.chen1@amlogic.com>
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi
index 5f602f1170c0..0dca64a2ef9e 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/amlogic,pinctrl.h>
+#include <dt-bindings/power/amlogic,s6-pwrc.h>
 / {
 	cpus {
 		#address-cells = <2>;
@@ -41,6 +42,15 @@ cpu3: cpu@300 {
 		};
 	};
 
+	sm: secure-monitor {
+		compatible = "amlogic,meson-gxbb-sm";
+
+		pwrc: power-controller {
+			compatible = "amlogic,s6-pwrc";
+			#power-domain-cells = <1>;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,

-- 
2.37.1

[PATCH 4/5] arm64: dts: amlogic: s7: add power domain controller node

[Xianwei Zhao via B4 Relay]

From: "hongyu.chen1" <hongyu.chen1@amlogic.com>

Add power domain controller node for Amlogic S7 SoC.

Signed-off-by: hongyu.chen1 <hongyu.chen1@amlogic.com>
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi
index 260918b37b9a..0473ca7195b9 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-s7.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/amlogic,pinctrl.h>
+#include <dt-bindings/power/amlogic,s7-pwrc.h>
 
 / {
 	cpus {
@@ -43,6 +44,15 @@ cpu3: cpu@300 {
 
 	};
 
+	sm: secure-monitor {
+		compatible = "amlogic,meson-gxbb-sm";
+
+		pwrc: power-controller {
+			compatible = "amlogic,s7-pwrc";
+			#power-domain-cells = <1>;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,

-- 
2.37.1

[PATCH 5/5] arm64: dts: amlogic: s7d: add power domain controller node

[Xianwei Zhao via B4 Relay]

From: "hongyu.chen1" <hongyu.chen1@amlogic.com>

Add power domain controller node for Amlogic S7D SoC.

Signed-off-by: hongyu.chen1 <hongyu.chen1@amlogic.com>
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-s7d.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s7d.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-s7d.dtsi
index c4d260d5bb58..f1c2e91ec6c5 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-s7d.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-s7d.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/amlogic,pinctrl.h>
+#include <dt-bindings/power/amlogic,s7d-pwrc.h>
 
 / {
 	cpus {
@@ -43,6 +44,15 @@ cpu3: cpu@300 {
 
 	};
 
+	sm: secure-monitor {
+		compatible = "amlogic,meson-gxbb-sm";
+
+		pwrc: power-controller {
+			compatible = "amlogic,s7d-pwrc";
+			#power-domain-cells = <1>;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,

-- 
2.37.1

Re: [PATCH 1/5] dt-bindings: power: add Amlogic S6 S7 S7D power domains

[Conor Dooley]

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Acked-by: Conor Dooley <conor.dooley@microchip.com>

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