Merge tag 'pmdomain-v6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm

e93bcbaa · Linus Torvalds <[email protected]> · 2025-10-01 11:51:53 -07:00

Pull pmdomain updates from Ulf Hansson:

 - amlogic: Add support for S6/S7/S7D power-domains controller

 - imx: Add support for i.MX91 power-domains

 - marvell: Add support for PXA1908 power-domains

 - mediatek:
    - Add support for modem power sequence
    - Add support for RTFF Hardware in MT8196/MT6991

 - qcom: Align power-domain definitions for rpmpd

 - rockchip: Default to use power-domain support

 - thead: Create auxiliary device along with a corresponding reset
   driver

 - ti: Synchronize on/off state with HW-state for ti-sci power-domains

* tag 'pmdomain-v6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm: (25 commits)
  pmdomain: thead: Fix error pointer vs NULL bug in th1520_pd_reboot_init()
  pmdomain: thead: create auxiliary device for rebooting
  driver: reset: th1520-aon: add driver for poweroff/reboot via AON FW
  pmdomain: mediatek: airoha: convert from round_rate() to determine_rate()
  pmdomain: rockchip: enable ROCKCHIP_PM_DOMAINS with ARCH_ROCKCHIP
  pmdomain: marvell: Add PXA1908 power domains
  dt-bindings: clock: marvell,pxa1908: Add syscon compatible to apmu
  pmdomain: ti-sci: Set PD on/off state according to the HW state
  pmdomain: amlogic: Add support for S6 S7 S7D power domains controller
  dt-bindings: power: add Amlogic S6 S7 S7D power domains
  pmdomain: mediatek: Convert all SoCs to new style regmap retrieval
  pmdomain: mediatek: Add support for RTFF Hardware in MT8196/MT6991
  pmdomain: mediatek: Add support for modem power sequences
  pmdomain: mediatek: Move ctl sequences out of power_on/off functions
  pmdomain: mediatek: Handle SoCs with inverted SRAM power-down bits
  pmdomain: mediatek: Refactor bus protection regmaps retrieval
  dt-bindings: power: mediatek: Document access-controllers property
  pmdomain: remove unneeded 'fast_io' parameter in regmap_config
  pmdomain: imx93-blk-ctrl: mask DSI and PXP PD domain register on i.MX91
  pmdomain: imx93-blk-ctrl: use ARRAY_SIZE() instead of hardcode number
  ...

Commit: e93bcbaa71f47bcee4972ae3b2ddb5964238bb96
Parents: ea1c6c59 · bbc31108

Merge commit. Changes below are compared with the first parent: ea1c6c59.

Changes

38 files changed · +1592 −468

File	Status	Add	Del	Content
Documentation/devicetree/bindings/clock/marvell,pxa1908.yaml	modified	+24	−6	View file
Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml	modified	+3	−0	View file
Documentation/devicetree/bindings/power/mediatek,power-controller.yaml	modified	+37	−0	View file
Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml	modified	+47	−12	View file
MAINTAINERS	modified	+3	−0	View file
drivers/pmdomain/Kconfig	modified	+1	−0	View file
drivers/pmdomain/Makefile	modified	+1	−0	View file
drivers/pmdomain/amlogic/meson-secure-pwrc.c	modified	+95	−0	View file
drivers/pmdomain/imx/gpc.c	modified	+0	−1	View file
drivers/pmdomain/imx/imx93-blk-ctrl.c	modified	+21	−2	View file
drivers/pmdomain/marvell/Kconfig	added	+18	−0	View file
drivers/pmdomain/marvell/Makefile	added	+3	−0	View file
drivers/pmdomain/marvell/pxa1908-power-controller.c	added	+274	−0	View file
drivers/pmdomain/mediatek/airoha-cpu-pmdomain.c	modified	+4	−4	View file
drivers/pmdomain/mediatek/mt6795-pm-domains.h	modified	+5	−0	View file
drivers/pmdomain/mediatek/mt8167-pm-domains.h	modified	+5	−0	View file
drivers/pmdomain/mediatek/mt8173-pm-domains.h	modified	+5	−0	View file
drivers/pmdomain/mediatek/mt8183-pm-domains.h	modified	+5	−0	View file
drivers/pmdomain/mediatek/mt8186-pm-domains.h	modified	+5	−0	View file
drivers/pmdomain/mediatek/mt8188-pm-domains.h	modified	+6	−0	View file
drivers/pmdomain/mediatek/mt8192-pm-domains.h	modified	+5	−0	View file
drivers/pmdomain/mediatek/mt8195-pm-domains.h	modified	+5	−0	View file
drivers/pmdomain/mediatek/mt8365-pm-domains.h	modified	+9	−5	View file
drivers/pmdomain/mediatek/mtk-pm-domains.c	modified	+335	−64	View file
drivers/pmdomain/mediatek/mtk-pm-domains.h	modified	+56	−18	View file
drivers/pmdomain/qcom/rpmpd.c	modified	+56	−56	View file
drivers/pmdomain/rockchip/Kconfig	modified	+1	−0	View file
drivers/pmdomain/thead/th1520-pm-domains.c	modified	+16	−0	View file
drivers/pmdomain/ti/ti_sci_pm_domains.c	modified	+23	−1	View file
drivers/power/reset/Kconfig	modified	+7	−0	View file
drivers/power/reset/Makefile	modified	+1	−0	View file
drivers/power/reset/th1520-aon-reboot.c	added	+98	−0	View file
include/dt-bindings/power/amlogic,s6-pwrc.h	added	+29	−0	View file
include/dt-bindings/power/amlogic,s7-pwrc.h	added	+20	−0	View file
include/dt-bindings/power/amlogic,s7d-pwrc.h	added	+27	−0	View file
include/dt-bindings/power/marvell,pxa1908-power.h	added	+17	−0	View file
include/dt-bindings/power/qcom,rpmhpd.h	modified	+233	−0	View file
include/dt-bindings/power/qcom-rpmpd.h	modified	+92	−299	View file

Only the first 600 diff lines are shown. Download the complete patch.

Documentation/devicetree/bindings/clock/marvell,pxa1908.yaml

View file

diff --git a/Documentation/devicetree/bindings/clock/marvell,pxa1908.yaml b/Documentation/devicetree/bindings/clock/marvell,pxa1908.yaml
index 4e78933..6f3a857 100644
--- a/Documentation/devicetree/bindings/clock/marvell,pxa1908.yaml
+++ b/Documentation/devicetree/bindings/clock/marvell,pxa1908.yaml
@@ -19,11 +19,14 @@ description: |
 
 properties:
   compatible:
-    enum:
-      - marvell,pxa1908-apbc
-      - marvell,pxa1908-apbcp
-      - marvell,pxa1908-mpmu
-      - marvell,pxa1908-apmu
+    oneOf:
+      - enum:
+          - marvell,pxa1908-apbc
+          - marvell,pxa1908-apbcp
+          - marvell,pxa1908-mpmu
+      - items:
+          - const: marvell,pxa1908-apmu
+          - const: syscon
 
   reg:
     maxItems: 1
@@ -31,6 +34,9 @@ properties:
   '#clock-cells':
     const: 1
 
+  '#power-domain-cells':
+    const: 1
+
 required:
   - compatible
   - reg
@@ -38,11 +44,23 @@ required:
 
 additionalProperties: false
 
+if:
+  not:
+    properties:
+      compatible:
+        contains:
+          const: marvell,pxa1908-apmu
+
+then:
+  properties:
+    '#power-domain-cells': false
+
 examples:
   # APMU block:
   - |
     clock-controller@d4282800 {
-      compatible = "marvell,pxa1908-apmu";
+      compatible = "marvell,pxa1908-apmu", "syscon";
       reg = <0xd4282800 0x400>;
       #clock-cells = <1>;
+      #power-domain-cells = <1>;
     };

Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml

View file

diff --git a/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml b/Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml
index 15d7413..12b7168 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

Documentation/devicetree/bindings/power/mediatek,power-controller.yaml

View file

diff --git a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
index 9c7cc63..500d989 100644
--- a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
+++ b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
@@ -44,6 +44,15 @@ properties:
   '#size-cells':
     const: 0
 
+  access-controllers:
+    description:
+      A number of phandles to external blocks to set and clear the required
+      bits to enable or disable bus protection, necessary to avoid any bus
+      faults while enabling or disabling a power domain.
+      For example, this may hold phandles to INFRACFG and SMI.
+    minItems: 1
+    maxItems: 3
+
 patternProperties:
   "^power-domain@[0-9a-f]+$":
     $ref: "#/$defs/power-domain-node"
@@ -123,14 +132,17 @@ $defs:
       mediatek,infracfg:
         $ref: /schemas/types.yaml#/definitions/phandle
         description: phandle to the device containing the INFRACFG register range.
+        deprecated: true
 
       mediatek,infracfg-nao:
         $ref: /schemas/types.yaml#/definitions/phandle
         description: phandle to the device containing the INFRACFG-NAO register range.
+        deprecated: true
 
       mediatek,smi:
         $ref: /schemas/types.yaml#/definitions/phandle
         description: phandle to the device containing the SMI register range.
+        deprecated: true
 
     required:
       - reg
@@ -138,6 +150,31 @@ $defs:
 required:
   - compatible
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - mediatek,mt8183-power-controller
+    then:
+      properties:
+        access-controllers:
+          minItems: 2
+          maxItems: 2
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - mediatek,mt8365-power-controller
+    then:
+      properties:
+        access-controllers:
+          minItems: 3
+          maxItems: 3
+
 additionalProperties: false
 
 examples:

Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml

View file

diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
index b3554e7..34aea58 100644
--- a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
+++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
@@ -18,7 +18,9 @@ description:
 properties:
   compatible:
     items:
-      - const: fsl,imx93-media-blk-ctrl
+      - enum:
+          - fsl,imx91-media-blk-ctrl
+          - fsl,imx93-media-blk-ctrl
       - const: syscon
 
   reg:
@@ -31,21 +33,54 @@ properties:
     maxItems: 1
 
   clocks:
+    minItems: 8
     maxItems: 10
 
   clock-names:
-    items:
-      - const: apb
-      - const: axi
-      - const: nic
-      - const: disp
-      - const: cam
-      - const: pxp
-      - const: lcdif
-      - const: isi
-      - const: csi
-      - const: dsi
+    minItems: 8
+    maxItems: 10
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: fsl,imx91-media-blk-ctrl
+    then:
+      properties:
+        clocks:
+          maxItems: 8
+        clock-names:
+          items:
+            - const: apb
+            - const: axi
+            - const: nic
+            - const: disp
+            - const: cam
+            - const: lcdif
+            - const: isi
+            - const: csi
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: fsl,imx93-media-blk-ctrl
+    then:
+      properties:
+        clocks:
+          minItems: 10
+        clock-names:
+          items:
+            - const: apb
+            - const: axi
+            - const: nic
+            - const: disp
+            - const: cam
+            - const: pxp
+            - const: lcdif
+            - const: isi
+            - const: csi
+            - const: dsi
 required:
   - compatible
   - reg

MAINTAINERS

View file

diff --git a/MAINTAINERS b/MAINTAINERS
index 2f7d96d..291187f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2880,7 +2880,9 @@ L:	[email protected] (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm64/boot/dts/marvell/mmp/
 F:	drivers/clk/mmp/clk-pxa1908*.c
+F:	drivers/pmdomain/marvell/
 F:	include/dt-bindings/clock/marvell,pxa1908.h
+F:	include/dt-bindings/power/marvell,pxa1908-power.h
 
 ARM/Mediatek RTC DRIVER
 M:	Eddie Huang <[email protected]>
@@ -21863,6 +21865,7 @@ F:	drivers/mailbox/mailbox-th1520.c
 F:	drivers/net/ethernet/stmicro/stmmac/dwmac-thead.c
 F:	drivers/pinctrl/pinctrl-th1520.c
 F:	drivers/pmdomain/thead/
+F:	drivers/power/reset/th1520-aon-reboot.c
 F:	drivers/power/sequencing/pwrseq-thead-gpu.c
 F:	drivers/reset/reset-th1520.c
 F:	include/dt-bindings/clock/thead,th1520-clk-ap.h

drivers/pmdomain/Kconfig

View file

diff --git a/drivers/pmdomain/Kconfig b/drivers/pmdomain/Kconfig
index 91f04ac..23076ae 100644
--- a/drivers/pmdomain/Kconfig
+++ b/drivers/pmdomain/Kconfig
@@ -7,6 +7,7 @@ source "drivers/pmdomain/apple/Kconfig"
 source "drivers/pmdomain/arm/Kconfig"
 source "drivers/pmdomain/bcm/Kconfig"
 source "drivers/pmdomain/imx/Kconfig"
+source "drivers/pmdomain/marvell/Kconfig"
 source "drivers/pmdomain/mediatek/Kconfig"
 source "drivers/pmdomain/qcom/Kconfig"
 source "drivers/pmdomain/renesas/Kconfig"

drivers/pmdomain/Makefile

View file

diff --git a/drivers/pmdomain/Makefile b/drivers/pmdomain/Makefile
index 7030f44..ebc802f 100644
--- a/drivers/pmdomain/Makefile
+++ b/drivers/pmdomain/Makefile
@@ -5,6 +5,7 @@ obj-y					+= apple/
 obj-y					+= arm/
 obj-y					+= bcm/
 obj-y					+= imx/
+obj-y					+= marvell/
 obj-y					+= mediatek/
 obj-y					+= qcom/
 obj-y					+= renesas/

drivers/pmdomain/amlogic/meson-secure-pwrc.c

View file

diff --git a/drivers/pmdomain/amlogic/meson-secure-pwrc.c b/drivers/pmdomain/amlogic/meson-secure-pwrc.c
index e8bda60..1d2f371 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),
@@ -394,6 +477,18 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = {
 		.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,
 	},

drivers/pmdomain/imx/gpc.c

View file

diff --git a/drivers/pmdomain/imx/gpc.c b/drivers/pmdomain/imx/gpc.c
index f18c7e6..33991f3 100644
--- a/drivers/pmdomain/imx/gpc.c
+++ b/drivers/pmdomain/imx/gpc.c
@@ -343,7 +343,6 @@ static const struct regmap_config imx_gpc_regmap_config = {
 	.rd_table = &access_table,
 	.wr_table = &access_table,
 	.max_register = 0x2ac,
-	.fast_io = true,
 };
 
 static struct generic_pm_domain *imx_gpc_onecell_domains[] = {

drivers/pmdomain/imx/imx93-blk-ctrl.c

View file

diff --git a/drivers/pmdomain/imx/imx93-blk-ctrl.c b/drivers/pmdomain/imx/imx93-blk-ctrl.c
index 0e2ba8e..e094fe5 100644
--- a/drivers/pmdomain/imx/imx93-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx93-blk-ctrl.c
@@ -86,6 +86,7 @@ struct imx93_blk_ctrl_domain {
 
 struct imx93_blk_ctrl_data {
 	const struct imx93_blk_ctrl_domain_data *domains;
+	u32 skip_mask;
 	int num_domains;
 	const char * const *clk_names;
 	int num_clks;
@@ -250,6 +251,8 @@ static int imx93_blk_ctrl_probe(struct platform_device *pdev)
 		int j;
 
 		domain->data = data;
+		if (bc_data->skip_mask & BIT(i))
+			continue;
 
 		for (j = 0; j < data->num_clks; j++)
 			domain->clks[j].id = data->clk_names[j];
@@ -418,16 +421,32 @@ static const struct regmap_access_table imx93_media_blk_ctl_access_table = {
 	.n_yes_ranges = ARRAY_SIZE(imx93_media_blk_ctl_yes_ranges),
 };
 
+static const char * const media_blk_clk_names[] = {
+	"axi", "apb", "nic"
+};
+
+static const struct imx93_blk_ctrl_data imx91_media_blk_ctl_dev_data = {
+	.domains = imx93_media_blk_ctl_domain_data,
+	.skip_mask = BIT(IMX93_MEDIABLK_PD_MIPI_DSI) | BIT(IMX93_MEDIABLK_PD_PXP),
+	.num_domains = ARRAY_SIZE(imx93_media_blk_ctl_domain_data),
+	.clk_names = media_blk_clk_names,
+	.num_clks = ARRAY_SIZE(media_blk_clk_names),
+	.reg_access_table = &imx93_media_blk_ctl_access_table,
+};
+
 static const struct imx93_blk_ctrl_data imx93_media_blk_ctl_dev_data = {
 	.domains = imx93_media_blk_ctl_domain_data,
 	.num_domains = ARRAY_SIZE(imx93_media_blk_ctl_domain_data),
-	.clk_names = (const char *[]){ "axi", "apb", "nic", },
-	.num_clks = 3,
+	.clk_names = media_blk_clk_names,
+	.num_clks = ARRAY_SIZE(media_blk_clk_names),
 	.reg_access_table = &imx93_media_blk_ctl_access_table,
 };
 
 static const struct of_device_id imx93_blk_ctrl_of_match[] = {
 	{
+		.compatible = "fsl,imx91-media-blk-ctrl",
+		.data = &imx91_media_blk_ctl_dev_data
+	}, {
 		.compatible = "fsl,imx93-media-blk-ctrl",
 		.data = &imx93_media_blk_ctl_dev_data
 	}, {

drivers/pmdomain/marvell/Kconfig

View file

diff --git a/drivers/pmdomain/marvell/Kconfig b/drivers/pmdomain/marvell/Kconfig
new file mode 100644
index 0000000..6c4084c
--- /dev/null
+++ b/drivers/pmdomain/marvell/Kconfig
@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+menu "Marvell PM Domains"
+	depends on ARCH_MMP || COMPILE_TEST
+
+config PXA1908_PM_DOMAINS
+	tristate "Marvell PXA1908 power domains"
+	depends on OF
+	depends on PM
+	default y if ARCH_MMP && ARM64
+	select AUXILIARY_BUS
+	select MFD_SYSCON
+	select PM_GENERIC_DOMAINS
+	select PM_GENERIC_DOMAINS_OF
+	help
+	  Say Y here to enable support for Marvell PXA1908's power domanis.
+
+endmenu

drivers/pmdomain/marvell/Makefile

View file

diff --git a/drivers/pmdomain/marvell/Makefile b/drivers/pmdomain/marvell/Makefile
new file mode 100644
index 0000000..22c2501
--- /dev/null
+++ b/drivers/pmdomain/marvell/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+obj-$(CONFIG_PXA1908_PM_DOMAINS) += pxa1908-power-controller.o

drivers/pmdomain/marvell/pxa1908-power-controller.c

View file

diff --git a/drivers/pmdomain/marvell/pxa1908-power-controller.c b/drivers/pmdomain/marvell/pxa1908-power-controller.c
new file mode 100644
index 0000000..ff5e6e8
--- /dev/null
+++ b/drivers/pmdomain/marvell/pxa1908-power-controller.c
@@ -0,0 +1,274 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright 2025 Duje Mihanović <[email protected]>
+ */
+
+#include <linux/auxiliary_bus.h>
+#include <linux/container_of.h>
+#include <linux/dev_printk.h>
+#include <linux/device.h>
+#include <linux/mfd/syscon.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/pm_domain.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/power/marvell,pxa1908-power.h>
+
+/* VPU, GPU, ISP */
+#define APMU_PWR_CTRL_REG	0xd8
+#define APMU_PWR_BLK_TMR_REG	0xdc
+#define APMU_PWR_STATUS_REG	0xf0
+
+/* DSI */
+#define APMU_DEBUG		0x88
+#define DSI_PHY_DVM_MASK	BIT(31)
+
+#define POWER_ON_LATENCY_US	300
+#define POWER_OFF_LATENCY_US	20
+#define POWER_POLL_TIMEOUT_US	(25 * USEC_PER_MSEC)
+#define POWER_POLL_SLEEP_US	6
+
+#define NR_DOMAINS	5
+
+#define to_pxa1908_pd(_genpd) container_of(_genpd, struct pxa1908_pd, genpd)
+
+struct pxa1908_pd_ctrl {
+	struct generic_pm_domain *domains[NR_DOMAINS];
+	struct genpd_onecell_data onecell_data;
+	struct regmap *base;
+	struct device *dev;
+};
+
+struct pxa1908_pd_data {
+	u32 reg_clk_res_ctrl;
+	u32 pwr_state;
+	u32 hw_mode;
+	bool keep_on;
+	int id;
+};
+
+struct pxa1908_pd {
+	const struct pxa1908_pd_data data;
+	struct pxa1908_pd_ctrl *ctrl;
+	struct generic_pm_domain genpd;
+	bool initialized;
+};
+
+static inline bool pxa1908_pd_is_on(struct pxa1908_pd *pd)
+{
+	struct pxa1908_pd_ctrl *ctrl = pd->ctrl;
+
+	return pd->data.id != PXA1908_POWER_DOMAIN_DSI
+		? regmap_test_bits(ctrl->base, APMU_PWR_STATUS_REG, pd->data.pwr_state)
+		: regmap_test_bits(ctrl->base, APMU_DEBUG, DSI_PHY_DVM_MASK);
+}
+
+static int pxa1908_pd_power_on(struct generic_pm_domain *genpd)
+{
+	struct pxa1908_pd *pd = to_pxa1908_pd(genpd);
+	const struct pxa1908_pd_data *data = &pd->data;
+	struct pxa1908_pd_ctrl *ctrl = pd->ctrl;
+	unsigned int status;
+	int ret = 0;
+
+	regmap_set_bits(ctrl->base, data->reg_clk_res_ctrl, data->hw_mode);
+	if (data->id != PXA1908_POWER_DOMAIN_ISP)
+		regmap_write(ctrl->base, APMU_PWR_BLK_TMR_REG, 0x20001fff);
+	regmap_set_bits(ctrl->base, APMU_PWR_CTRL_REG, data->pwr_state);
+
+	ret = regmap_read_poll_timeout(ctrl->base, APMU_PWR_STATUS_REG, status,
+				       status & data->pwr_state, POWER_POLL_SLEEP_US,
+				       POWER_ON_LATENCY_US + POWER_POLL_TIMEOUT_US);
+	if (ret == -ETIMEDOUT)
+		dev_err(ctrl->dev, "timed out powering on domain '%s'\n", pd->genpd.name);
+
+	return ret;
+}
+
+static int pxa1908_pd_power_off(struct generic_pm_domain *genpd)
+{
+	struct pxa1908_pd *pd = to_pxa1908_pd(genpd);
+	const struct pxa1908_pd_data *data = &pd->data;
+	struct pxa1908_pd_ctrl *ctrl = pd->ctrl;
+	unsigned int status;
+	int ret;
+