* [PATCH 1/5] dt-bindings: power: add Amlogic S6 S7 S7D power domains
2025-08-22 5:39 [PATCH 0/5] Power: Add power domain driver for S6 S7 S7D Xianwei Zhao via B4 Relay
@ 2025-08-22 5:39 ` Xianwei Zhao via B4 Relay
2025-08-22 16:53 ` Conor Dooley
2025-08-22 5:39 ` [PATCH 2/5] pmdomain: amlogic: Add support for S6 S7 S7D power domains controller Xianwei Zhao via B4 Relay
` (3 subsequent siblings)
4 siblings, 1 reply; 7+ messages in thread
From: Xianwei Zhao via B4 Relay @ 2025-08-22 5:39 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Neil Armstrong,
Kevin Hilman, Jerome Brunet, Martin Blumenstingl, Jianxin Pan,
Ulf Hansson
Cc: devicetree, linux-arm-kernel, linux-amlogic, linux-kernel,
linux-pm, Xianwei Zhao, hongyu.chen1
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
^ permalink raw reply related [flat|nested] 7+ messages in thread* [PATCH 2/5] pmdomain: amlogic: Add support for S6 S7 S7D power domains controller
2025-08-22 5:39 [PATCH 0/5] Power: Add power domain driver for S6 S7 S7D Xianwei Zhao via B4 Relay
2025-08-22 5:39 ` [PATCH 1/5] dt-bindings: power: add Amlogic S6 S7 S7D power domains Xianwei Zhao via B4 Relay
@ 2025-08-22 5:39 ` Xianwei Zhao via B4 Relay
2025-08-22 5:39 ` [PATCH 3/5] arm64: dts: amlogic: s6: add power domain controller node Xianwei Zhao via B4 Relay
` (2 subsequent siblings)
4 siblings, 0 replies; 7+ messages in thread
From: Xianwei Zhao via B4 Relay @ 2025-08-22 5:39 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Neil Armstrong,
Kevin Hilman, Jerome Brunet, Martin Blumenstingl, Jianxin Pan,
Ulf Hansson
Cc: devicetree, linux-arm-kernel, linux-amlogic, linux-kernel,
linux-pm, Xianwei Zhao, hongyu.chen1
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
^ permalink raw reply related [flat|nested] 7+ messages in thread