pmdomain: amlogic: Add support for S6 S7 S7D power domains controller

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>
Link: https://lore.kernel.org/r/20250822-pm-s6-s7-s7d-v1-2-82e3f3aff327@amlogic.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

Author: hongyu.chen1

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,