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Commit 071e5ace authored by Linus Torvalds's avatar Linus Torvalds
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Pull ARM driver updates from Olof Johansson:

 - Reset controllers: Adding support for Microchip Sparx5 Switch.

 - Memory controllers: ARM Primecell PL35x SMC memory controller driver
   cleanups and improvements.

 - i.MX SoC drivers: Power domain support for i.MX8MM and i.MX8MN.

 - Rockchip: RK3568 power domains support + DT binding updates,
   cleanups.

 - Qualcomm SoC drivers: Amend socinfo with more SoC/PMIC details,
   including support for MSM8226, MDM9607, SM6125 and SC8180X.

 - ARM FFA driver: "Firmware Framework for ARMv8-A", defining management
   interfaces and communication (including bus model) between partitions
   both in Normal and Secure Worlds.

 - Tegra Memory controller changes, including major rework to deal with
   identity mappings at boot and integration with ARM SMMU pieces.

* tag 'arm-drivers-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (120 commits)
  firmware: turris-mox-rwtm: add marvell,armada-3700-rwtm-firmware compatible string
  firmware: turris-mox-rwtm: show message about HWRNG registration
  firmware: turris-mox-rwtm: fail probing when firmware does not support hwrng
  firmware: turris-mox-rwtm: report failures better
  firmware: turris-mox-rwtm: fix reply status decoding function
  soc: imx: gpcv2: add support for i.MX8MN power domains
  dt-bindings: add defines for i.MX8MN power domains
  firmware: tegra: bpmp: Fix Tegra234-only builds
  iommu/arm-smmu: Use Tegra implementation on Tegra186
  iommu/arm-smmu: tegra: Implement SID override programming
  iommu/arm-smmu: tegra: Detect number of instances at runtime
  dt-bindings: arm-smmu: Add Tegra186 compatible string
  firmware: qcom_scm: Add MDM9607 compatible
  soc: qcom: rpmpd: Add MDM9607 RPM Power Domains
  soc: renesas: Add support to read LSI DEVID register of RZ/G2{L,LC} SoC's
  soc: renesas: Add ARCH_R9A07G044 for the new RZ/G2L SoC's
  dt-bindings: soc: rockchip: drop unnecessary #phy-cells from grf.yaml
  memory: emif: remove unused frequency and voltage notifiers
  memory: fsl_ifc: fix leak of private memory on probe failure
  memory: fsl_ifc: fix leak of IO mapping on probe failure
  ...
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with 683 additions and 226 deletions
Rockchip power-management-unit:
-------------------------------
The pmu is used to turn off and on different power domains of the SoCs
This includes the power to the CPU cores.
Required node properties:
- compatible value : = "rockchip,rk3066-pmu";
- reg : physical base address and the size of the registers window
Example:
pmu@20004000 {
compatible = "rockchip,rk3066-pmu";
reg = <0x20004000 0x100>;
};
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/rockchip/pmu.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Rockchip Power Management Unit (PMU)
maintainers:
- Elaine Zhang <zhangqing@rock-chips.com>
- Heiko Stuebner <heiko@sntech.de>
description: |
The PMU is used to turn on and off different power domains of the SoCs.
This includes the power to the CPU cores.
select:
properties:
compatible:
contains:
enum:
- rockchip,px30-pmu
- rockchip,rk3066-pmu
- rockchip,rk3288-pmu
- rockchip,rk3399-pmu
required:
- compatible
properties:
compatible:
items:
- enum:
- rockchip,px30-pmu
- rockchip,rk3066-pmu
- rockchip,rk3288-pmu
- rockchip,rk3399-pmu
- const: syscon
- const: simple-mfd
reg:
maxItems: 1
required:
- compatible
- reg
additionalProperties: true
examples:
- |
pmu@20004000 {
compatible = "rockchip,rk3066-pmu", "syscon", "simple-mfd";
reg = <0x20004000 0x100>;
};
......@@ -12,6 +12,7 @@ Required properties:
* "qcom,scm-ipq4019"
* "qcom,scm-ipq806x"
* "qcom,scm-ipq8074"
* "qcom,scm-mdm9607"
* "qcom,scm-msm8660"
* "qcom,scm-msm8916"
* "qcom,scm-msm8960"
......
......@@ -54,8 +54,14 @@ properties:
- const: arm,mmu-500
- description: NVIDIA SoCs that program two ARM MMU-500s identically
items:
- description: NVIDIA SoCs that require memory controller interaction
and may program multiple ARM MMU-500s identically with the memory
controller interleaving translations between multiple instances
for improved performance.
items:
- enum:
- nvidia,tegra194-smmu
- const: nvidia,tegra194-smmu
- const: nvidia,tegra186-smmu
- const: nvidia,smmu-500
- items:
- const: arm,mmu-500
......@@ -165,10 +171,11 @@ allOf:
contains:
enum:
- nvidia,tegra194-smmu
- nvidia,tegra186-smmu
then:
properties:
reg:
minItems: 2
minItems: 1
maxItems: 2
else:
properties:
......
......@@ -30,9 +30,6 @@ properties:
"#clock-cells":
const: 0
"#phy-cells":
const: 0
clocks:
maxItems: 1
......@@ -120,7 +117,6 @@ required:
- reg
- clock-output-names
- "#clock-cells"
- "#phy-cells"
- host-port
- otg-port
......@@ -131,26 +127,25 @@ examples:
#include <dt-bindings/clock/rk3399-cru.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
u2phy0: usb2-phy@e450 {
u2phy0: usb2phy@e450 {
compatible = "rockchip,rk3399-usb2phy";
reg = <0xe450 0x10>;
clocks = <&cru SCLK_USB2PHY0_REF>;
clock-names = "phyclk";
clock-output-names = "clk_usbphy0_480m";
#clock-cells = <0>;
#phy-cells = <0>;
u2phy0_host: host-port {
#phy-cells = <0>;
interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "linestate";
#phy-cells = <0>;
};
u2phy0_otg: otg-port {
#phy-cells = <0>;
interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "otg-bvalid", "otg-id", "linestate";
#phy-cells = <0>;
};
};
......@@ -25,7 +25,9 @@ properties:
compatible:
enum:
- fsl,imx7d-gpc
- fsl,imx8mn-gpc
- fsl,imx8mq-gpc
- fsl,imx8mm-gpc
reg:
maxItems: 1
......@@ -54,6 +56,7 @@ properties:
Power domain index. Valid values are defined in
include/dt-bindings/power/imx7-power.h for fsl,imx7d-gpc and
include/dt-bindings/power/imx8m-power.h for fsl,imx8mq-gpc
include/dt-bindings/power/imx8mm-power.h for fsl,imx8mm-gpc
maxItems: 1
clocks:
......
......@@ -16,6 +16,7 @@ description:
properties:
compatible:
enum:
- qcom,mdm9607-rpmpd
- qcom,msm8916-rpmpd
- qcom,msm8939-rpmpd
- qcom,msm8976-rpmpd
......@@ -26,6 +27,7 @@ properties:
- qcom,sdm660-rpmpd
- qcom,sc7180-rpmhpd
- qcom,sc7280-rpmhpd
- qcom,sc8180x-rpmhpd
- qcom,sdm845-rpmhpd
- qcom,sdx55-rpmhpd
- qcom,sm8150-rpmhpd
......
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/power/rockchip,power-controller.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Rockchip Power Domains
maintainers:
- Elaine Zhang <zhangqing@rock-chips.com>
- Heiko Stuebner <heiko@sntech.de>
description: |
Rockchip processors include support for multiple power domains
which can be powered up/down by software based on different
application scenarios to save power.
Power domains contained within power-controller node are
generic power domain providers documented in
Documentation/devicetree/bindings/power/power-domain.yaml.
IP cores belonging to a power domain should contain a
"power-domains" property that is a phandle for the
power domain node representing the domain.
properties:
$nodename:
const: power-controller
compatible:
enum:
- rockchip,px30-power-controller
- rockchip,rk3036-power-controller
- rockchip,rk3066-power-controller
- rockchip,rk3128-power-controller
- rockchip,rk3188-power-controller
- rockchip,rk3228-power-controller
- rockchip,rk3288-power-controller
- rockchip,rk3328-power-controller
- rockchip,rk3366-power-controller
- rockchip,rk3368-power-controller
- rockchip,rk3399-power-controller
- rockchip,rk3568-power-controller
"#power-domain-cells":
const: 1
"#address-cells":
const: 1
"#size-cells":
const: 0
required:
- compatible
- "#power-domain-cells"
additionalProperties: false
patternProperties:
"^power-domain@[0-9a-f]+$":
$ref: "#/$defs/pd-node"
unevaluatedProperties: false
properties:
"#address-cells":
const: 1
"#size-cells":
const: 0
patternProperties:
"^power-domain@[0-9a-f]+$":
$ref: "#/$defs/pd-node"
unevaluatedProperties: false
properties:
"#address-cells":
const: 1
"#size-cells":
const: 0
patternProperties:
"^power-domain@[0-9a-f]+$":
$ref: "#/$defs/pd-node"
unevaluatedProperties: false
properties:
"#power-domain-cells":
const: 0
$defs:
pd-node:
type: object
description: |
Represents the power domains within the power controller node.
properties:
reg:
maxItems: 1
description: |
Power domain index. Valid values are defined in
"include/dt-bindings/power/px30-power.h"
"include/dt-bindings/power/rk3036-power.h"
"include/dt-bindings/power/rk3066-power.h"
"include/dt-bindings/power/rk3128-power.h"
"include/dt-bindings/power/rk3188-power.h"
"include/dt-bindings/power/rk3228-power.h"
"include/dt-bindings/power/rk3288-power.h"
"include/dt-bindings/power/rk3328-power.h"
"include/dt-bindings/power/rk3366-power.h"
"include/dt-bindings/power/rk3368-power.h"
"include/dt-bindings/power/rk3399-power.h"
"include/dt-bindings/power/rk3568-power.h"
clocks:
minItems: 1
maxItems: 30
description: |
A number of phandles to clocks that need to be enabled
while power domain switches state.
pm_qos:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: |
A number of phandles to qos blocks which need to be saved and restored
while power domain switches state.
"#power-domain-cells":
enum: [0, 1]
description:
Must be 0 for nodes representing a single PM domain and 1 for nodes
providing multiple PM domains.
required:
- reg
- "#power-domain-cells"
examples:
- |
#include <dt-bindings/clock/rk3399-cru.h>
#include <dt-bindings/power/rk3399-power.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
qos_hdcp: qos@ffa90000 {
compatible = "rockchip,rk3399-qos", "syscon";
reg = <0x0 0xffa90000 0x0 0x20>;
};
qos_iep: qos@ffa98000 {
compatible = "rockchip,rk3399-qos", "syscon";
reg = <0x0 0xffa98000 0x0 0x20>;
};
qos_rga_r: qos@ffab0000 {
compatible = "rockchip,rk3399-qos", "syscon";
reg = <0x0 0xffab0000 0x0 0x20>;
};
qos_rga_w: qos@ffab0080 {
compatible = "rockchip,rk3399-qos", "syscon";
reg = <0x0 0xffab0080 0x0 0x20>;
};
qos_video_m0: qos@ffab8000 {
compatible = "rockchip,rk3399-qos", "syscon";
reg = <0x0 0xffab8000 0x0 0x20>;
};
qos_video_m1_r: qos@ffac0000 {
compatible = "rockchip,rk3399-qos", "syscon";
reg = <0x0 0xffac0000 0x0 0x20>;
};
qos_video_m1_w: qos@ffac0080 {
compatible = "rockchip,rk3399-qos", "syscon";
reg = <0x0 0xffac0080 0x0 0x20>;
};
power-management@ff310000 {
compatible = "rockchip,rk3399-pmu", "syscon", "simple-mfd";
reg = <0x0 0xff310000 0x0 0x1000>;
power-controller {
compatible = "rockchip,rk3399-power-controller";
#power-domain-cells = <1>;
#address-cells = <1>;
#size-cells = <0>;
/* These power domains are grouped by VD_CENTER */
power-domain@RK3399_PD_IEP {
reg = <RK3399_PD_IEP>;
clocks = <&cru ACLK_IEP>,
<&cru HCLK_IEP>;
pm_qos = <&qos_iep>;
#power-domain-cells = <0>;
};
power-domain@RK3399_PD_RGA {
reg = <RK3399_PD_RGA>;
clocks = <&cru ACLK_RGA>,
<&cru HCLK_RGA>;
pm_qos = <&qos_rga_r>,
<&qos_rga_w>;
#power-domain-cells = <0>;
};
power-domain@RK3399_PD_VCODEC {
reg = <RK3399_PD_VCODEC>;
clocks = <&cru ACLK_VCODEC>,
<&cru HCLK_VCODEC>;
pm_qos = <&qos_video_m0>;
#power-domain-cells = <0>;
};
power-domain@RK3399_PD_VDU {
reg = <RK3399_PD_VDU>;
clocks = <&cru ACLK_VDU>,
<&cru HCLK_VDU>;
pm_qos = <&qos_video_m1_r>,
<&qos_video_m1_w>;
#power-domain-cells = <0>;
};
power-domain@RK3399_PD_VIO {
reg = <RK3399_PD_VIO>;
#power-domain-cells = <1>;
#address-cells = <1>;
#size-cells = <0>;
power-domain@RK3399_PD_HDCP {
reg = <RK3399_PD_HDCP>;
clocks = <&cru ACLK_HDCP>,
<&cru HCLK_HDCP>,
<&cru PCLK_HDCP>;
pm_qos = <&qos_hdcp>;
#power-domain-cells = <0>;
};
};
};
};
};
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/reset/microchip,rst.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Microchip Sparx5 Switch Reset Controller
maintainers:
- Steen Hegelund <steen.hegelund@microchip.com>
- Lars Povlsen <lars.povlsen@microchip.com>
description: |
The Microchip Sparx5 Switch provides reset control and implements the following
functions
- One Time Switch Core Reset (Soft Reset)
properties:
$nodename:
pattern: "^reset-controller@[0-9a-f]+$"
compatible:
const: microchip,sparx5-switch-reset
reg:
items:
- description: global control block registers
reg-names:
items:
- const: gcb
"#reset-cells":
const: 1
cpu-syscon:
$ref: "/schemas/types.yaml#/definitions/phandle"
description: syscon used to access CPU reset
required:
- compatible
- reg
- reg-names
- "#reset-cells"
- cpu-syscon
additionalProperties: false
examples:
- |
reset: reset-controller@11010008 {
compatible = "microchip,sparx5-switch-reset";
reg = <0x11010008 0x4>;
reg-names = "gcb";
#reset-cells = <1>;
cpu-syscon = <&cpu_ctrl>;
};
......@@ -27,6 +27,7 @@ Required properties in pwrap device node.
"mediatek,mt8135-pwrap" for MT8135 SoCs
"mediatek,mt8173-pwrap" for MT8173 SoCs
"mediatek,mt8183-pwrap" for MT8183 SoCs
"mediatek,mt8195-pwrap" for MT8195 SoCs
"mediatek,mt8516-pwrap" for MT8516 SoCs
- interrupts: IRQ for pwrap in SOC
- reg-names: Must include the following entries:
......
......@@ -32,12 +32,14 @@ properties:
enum:
- qcom,rpm-apq8084
- qcom,rpm-ipq6018
- qcom,rpm-msm8226
- qcom,rpm-msm8916
- qcom,rpm-msm8974
- qcom,rpm-msm8976
- qcom,rpm-msm8996
- qcom,rpm-msm8998
- qcom,rpm-sdm660
- qcom,rpm-sm6125
- qcom,rpm-qcs404
qcom,smd-channels:
......
* Rockchip General Register Files (GRF)
The general register file will be used to do static set by software, which
is composed of many registers for system control.
From RK3368 SoCs, the GRF is divided into two sections,
- GRF, used for general non-secure system,
- SGRF, used for general secure system,
- PMUGRF, used for always on system
On RK3328 SoCs, the GRF adds a section for USB2PHYGRF,
ON RK3308 SoC, the GRF is divided into four sections:
- GRF, used for general non-secure system,
- SGRF, used for general secure system,
- DETECTGRF, used for audio codec system,
- COREGRF, used for pvtm,
Required Properties:
- compatible: GRF should be one of the following:
- "rockchip,px30-grf", "syscon": for px30
- "rockchip,rk3036-grf", "syscon": for rk3036
- "rockchip,rk3066-grf", "syscon": for rk3066
- "rockchip,rk3188-grf", "syscon": for rk3188
- "rockchip,rk3228-grf", "syscon": for rk3228
- "rockchip,rk3288-grf", "syscon": for rk3288
- "rockchip,rk3308-grf", "syscon": for rk3308
- "rockchip,rk3328-grf", "syscon": for rk3328
- "rockchip,rk3368-grf", "syscon": for rk3368
- "rockchip,rk3399-grf", "syscon": for rk3399
- "rockchip,rv1108-grf", "syscon": for rv1108
- compatible: DETECTGRF should be one of the following:
- "rockchip,rk3308-detect-grf", "syscon": for rk3308
- compatilbe: COREGRF should be one of the following:
- "rockchip,rk3308-core-grf", "syscon": for rk3308
- compatible: PMUGRF should be one of the following:
- "rockchip,px30-pmugrf", "syscon": for px30
- "rockchip,rk3368-pmugrf", "syscon": for rk3368
- "rockchip,rk3399-pmugrf", "syscon": for rk3399
- compatible: SGRF should be one of the following:
- "rockchip,rk3288-sgrf", "syscon": for rk3288
- compatible: USB2PHYGRF should be one of the following:
- "rockchip,px30-usb2phy-grf", "syscon": for px30
- "rockchip,rk3328-usb2phy-grf", "syscon": for rk3328
- compatible: USBGRF should be one of the following:
- "rockchip,rv1108-usbgrf", "syscon": for rv1108
- reg: physical base address of the controller and length of memory mapped
region.
Example: GRF and PMUGRF of RK3399 SoCs
pmugrf: syscon@ff320000 {
compatible = "rockchip,rk3399-pmugrf", "syscon";
reg = <0x0 0xff320000 0x0 0x1000>;
};
grf: syscon@ff770000 {
compatible = "rockchip,rk3399-grf", "syscon";
reg = <0x0 0xff770000 0x0 0x10000>;
};
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/soc/rockchip/grf.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Rockchip General Register Files (GRF)
maintainers:
- Heiko Stuebner <heiko@sntech.de>
properties:
compatible:
oneOf:
- items:
- enum:
- rockchip,rk3288-sgrf
- rockchip,rv1108-pmugrf
- rockchip,rv1108-usbgrf
- const: syscon
- items:
- enum:
- rockchip,px30-grf
- rockchip,px30-pmugrf
- rockchip,px30-usb2phy-grf
- rockchip,rk3036-grf
- rockchip,rk3066-grf
- rockchip,rk3188-grf
- rockchip,rk3228-grf
- rockchip,rk3288-grf
- rockchip,rk3308-core-grf
- rockchip,rk3308-detect-grf
- rockchip,rk3308-grf
- rockchip,rk3308-usb2phy-grf
- rockchip,rk3328-grf
- rockchip,rk3328-usb2phy-grf
- rockchip,rk3368-grf
- rockchip,rk3368-pmugrf
- rockchip,rk3399-grf
- rockchip,rk3399-pmugrf
- rockchip,rk3568-grf
- rockchip,rk3568-pmugrf
- rockchip,rv1108-grf
- const: syscon
- const: simple-mfd
reg:
maxItems: 1
"#address-cells":
const: 1
"#size-cells":
const: 1
required:
- compatible
- reg
additionalProperties:
type: object
allOf:
- if:
properties:
compatible:
contains:
const: rockchip,px30-grf
then:
properties:
lvds:
description:
Documentation/devicetree/bindings/display/rockchip/rockchip-lvds.txt
- if:
properties:
compatible:
contains:
const: rockchip,rk3288-grf
then:
properties:
edp-phy:
description:
Documentation/devicetree/bindings/phy/rockchip-dp-phy.txt
- if:
properties:
compatible:
contains:
enum:
- rockchip,rk3066-grf
- rockchip,rk3188-grf
- rockchip,rk3288-grf
then:
properties:
usbphy:
type: object
$ref: "/schemas/phy/rockchip-usb-phy.yaml#"
unevaluatedProperties: false
- if:
properties:
compatible:
contains:
const: rockchip,rk3328-grf
then:
properties:
gpio:
type: object
$ref: "/schemas/gpio/rockchip,rk3328-grf-gpio.yaml#"
unevaluatedProperties: false
power-controller:
type: object
$ref: "/schemas/power/rockchip,power-controller.yaml#"
unevaluatedProperties: false
- if:
properties:
compatible:
contains:
const: rockchip,rk3399-grf
then:
properties:
mipi-dphy-rx0:
type: object
$ref: "/schemas/phy/rockchip-mipi-dphy-rx0.yaml#"
unevaluatedProperties: false
pcie-phy:
description:
Documentation/devicetree/bindings/phy/rockchip-pcie-phy.txt
patternProperties:
"phy@[0-9a-f]+$":
description:
Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
- if:
properties:
compatible:
contains:
enum:
- rockchip,px30-pmugrf
- rockchip,rk3036-grf
- rockchip,rk3308-grf
- rockchip,rk3368-pmugrf
then:
properties:
reboot-mode:
type: object
$ref: "/schemas/power/reset/syscon-reboot-mode.yaml#"
unevaluatedProperties: false
- if:
properties:
compatible:
contains:
enum:
- rockchip,px30-usb2phy-grf
- rockchip,rk3228-grf
- rockchip,rk3308-usb2phy-grf
- rockchip,rk3328-usb2phy-grf
- rockchip,rk3399-grf
- rockchip,rv1108-grf
then:
required:
- "#address-cells"
- "#size-cells"
patternProperties:
"usb2phy@[0-9a-f]+$":
type: object
$ref: "/schemas/phy/phy-rockchip-inno-usb2.yaml#"
unevaluatedProperties: false
- if:
properties:
compatible:
contains:
enum:
- rockchip,px30-pmugrf
- rockchip,px30-grf
- rockchip,rk3228-grf
- rockchip,rk3288-grf
- rockchip,rk3328-grf
- rockchip,rk3368-pmugrf
- rockchip,rk3368-grf
- rockchip,rk3399-pmugrf
- rockchip,rk3399-grf
then:
properties:
io-domains:
description:
Documentation/devicetree/bindings/power/rockchip-io-domain.txt
examples:
- |
#include <dt-bindings/clock/rk3399-cru.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/rk3399-power.h>
grf: syscon@ff770000 {
compatible = "rockchip,rk3399-grf", "syscon", "simple-mfd";
reg = <0xff770000 0x10000>;
#address-cells = <1>;
#size-cells = <1>;
mipi_dphy_rx0: mipi-dphy-rx0 {
compatible = "rockchip,rk3399-mipi-dphy-rx0";
clocks = <&cru SCLK_MIPIDPHY_REF>,
<&cru SCLK_DPHY_RX0_CFG>,
<&cru PCLK_VIO_GRF>;
clock-names = "dphy-ref", "dphy-cfg", "grf";
power-domains = <&power RK3399_PD_VIO>;
#phy-cells = <0>;
};
u2phy0: usb2phy@e450 {
compatible = "rockchip,rk3399-usb2phy";
reg = <0xe450 0x10>;
clocks = <&cru SCLK_USB2PHY0_REF>;
clock-names = "phyclk";
#clock-cells = <0>;
clock-output-names = "clk_usbphy0_480m";
u2phy0_host: host-port {
#phy-cells = <0>;
interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "linestate";
};
u2phy0_otg: otg-port {
#phy-cells = <0>;
interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "otg-bvalid", "otg-id",
"linestate";
};
};
};
* Rockchip Power Domains
Rockchip processors include support for multiple power domains which can be
powered up/down by software based on different application scenes to save power.
Required properties for power domain controller:
- compatible: Should be one of the following.
"rockchip,px30-power-controller" - for PX30 SoCs.
"rockchip,rk3036-power-controller" - for RK3036 SoCs.
"rockchip,rk3066-power-controller" - for RK3066 SoCs.
"rockchip,rk3128-power-controller" - for RK3128 SoCs.
"rockchip,rk3188-power-controller" - for RK3188 SoCs.
"rockchip,rk3228-power-controller" - for RK3228 SoCs.
"rockchip,rk3288-power-controller" - for RK3288 SoCs.
"rockchip,rk3328-power-controller" - for RK3328 SoCs.
"rockchip,rk3366-power-controller" - for RK3366 SoCs.
"rockchip,rk3368-power-controller" - for RK3368 SoCs.
"rockchip,rk3399-power-controller" - for RK3399 SoCs.
- #power-domain-cells: Number of cells in a power-domain specifier.
Should be 1 for multiple PM domains.
- #address-cells: Should be 1.
- #size-cells: Should be 0.
Required properties for power domain sub nodes:
- reg: index of the power domain, should use macros in:
"include/dt-bindings/power/px30-power.h" - for PX30 type power domain.
"include/dt-bindings/power/rk3036-power.h" - for RK3036 type power domain.
"include/dt-bindings/power/rk3066-power.h" - for RK3066 type power domain.
"include/dt-bindings/power/rk3128-power.h" - for RK3128 type power domain.
"include/dt-bindings/power/rk3188-power.h" - for RK3188 type power domain.
"include/dt-bindings/power/rk3228-power.h" - for RK3228 type power domain.
"include/dt-bindings/power/rk3288-power.h" - for RK3288 type power domain.
"include/dt-bindings/power/rk3328-power.h" - for RK3328 type power domain.
"include/dt-bindings/power/rk3366-power.h" - for RK3366 type power domain.
"include/dt-bindings/power/rk3368-power.h" - for RK3368 type power domain.
"include/dt-bindings/power/rk3399-power.h" - for RK3399 type power domain.
- clocks (optional): phandles to clocks which need to be enabled while power domain
switches state.
- pm_qos (optional): phandles to qos blocks which need to be saved and restored
while power domain switches state.
Qos Example:
qos_gpu: qos_gpu@ffaf0000 {
compatible ="syscon";
reg = <0x0 0xffaf0000 0x0 0x20>;
};
Example:
power: power-controller {
compatible = "rockchip,rk3288-power-controller";
#power-domain-cells = <1>;
#address-cells = <1>;
#size-cells = <0>;
pd_gpu {
reg = <RK3288_PD_GPU>;
clocks = <&cru ACLK_GPU>;
pm_qos = <&qos_gpu>;
};
};
power: power-controller {
compatible = "rockchip,rk3368-power-controller";
#power-domain-cells = <1>;
#address-cells = <1>;
#size-cells = <0>;
pd_gpu_1 {
reg = <RK3368_PD_GPU_1>;
clocks = <&cru ACLK_GPU_CFG>;
};
};
Example 2:
power: power-controller {
compatible = "rockchip,rk3399-power-controller";
#power-domain-cells = <1>;
#address-cells = <1>;
#size-cells = <0>;
pd_vio {
#address-cells = <1>;
#size-cells = <0>;
reg = <RK3399_PD_VIO>;
pd_vo {
#address-cells = <1>;
#size-cells = <0>;
reg = <RK3399_PD_VO>;
pd_vopb {
reg = <RK3399_PD_VOPB>;
};
pd_vopl {
reg = <RK3399_PD_VOPL>;
};
};
};
};
Node of a device using power domains must have a power-domains property,
containing a phandle to the power device node and an index specifying which
power domain to use.
The index should use macros in:
"include/dt-bindings/power/px30-power.h" - for px30 type power domain.
"include/dt-bindings/power/rk3036-power.h" - for rk3036 type power domain.
"include/dt-bindings/power/rk3128-power.h" - for rk3128 type power domain.
"include/dt-bindings/power/rk3128-power.h" - for rk3228 type power domain.
"include/dt-bindings/power/rk3288-power.h" - for rk3288 type power domain.
"include/dt-bindings/power/rk3328-power.h" - for rk3328 type power domain.
"include/dt-bindings/power/rk3366-power.h" - for rk3366 type power domain.
"include/dt-bindings/power/rk3368-power.h" - for rk3368 type power domain.
"include/dt-bindings/power/rk3399-power.h" - for rk3399 type power domain.
Example of the node using power domain:
node {
/* ... */
power-domains = <&power RK3288_PD_GPU>;
/* ... */
};
node {
/* ... */
power-domains = <&power RK3368_PD_GPU_1>;
/* ... */
};
node {
/* ... */
power-domains = <&power RK3399_PD_VOPB>;
/* ... */
};
......@@ -7182,6 +7182,13 @@ F: include/linux/firewire.h
F: include/uapi/linux/firewire*.h
F: tools/firewire/
 
FIRMWARE FRAMEWORK FOR ARMV8-A
M: Sudeep Holla <sudeep.holla@arm.com>
L: linux-arm-kernel@lists.infradead.org
S: Maintained
F: drivers/firmware/arm_ffa/
F: include/linux/arm_ffa.h
FIRMWARE LOADER (request_firmware)
M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-kernel@vger.kernel.org
......@@ -11947,6 +11954,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl.git
F: Documentation/devicetree/bindings/memory-controllers/
F: drivers/memory/
F: include/dt-bindings/memory/
F: include/memory/
 
MEMORY FREQUENCY SCALING DRIVERS FOR NVIDIA TEGRA
M: Dmitry Osipenko <digetx@gmail.com>
......
......@@ -102,8 +102,8 @@
/**
* struct cs_data - struct with info on a chipselect setting
* @enable_mask: mask to enable the chipselect in the EBI2 config
* @slow_cfg0: offset to XMEMC slow CS config
* @fast_cfg1: offset to XMEMC fast CS config
* @slow_cfg: offset to XMEMC slow CS config
* @fast_cfg: offset to XMEMC fast CS config
*/
struct cs_data {
u32 enable_mask;
......
......@@ -9,7 +9,7 @@ menu "Firmware Drivers"
config ARM_SCMI_PROTOCOL
tristate "ARM System Control and Management Interface (SCMI) Message Protocol"
depends on ARM || ARM64 || COMPILE_TEST
depends on MAILBOX
depends on MAILBOX || HAVE_ARM_SMCCC_DISCOVERY
help
ARM System Control and Management Interface (SCMI) protocol is a
set of operating system-independent software interfaces that are
......@@ -296,6 +296,7 @@ config TURRIS_MOX_RWTM
other manufacturing data and also utilize the Entropy Bit Generator
for hardware random number generation.
source "drivers/firmware/arm_ffa/Kconfig"
source "drivers/firmware/broadcom/Kconfig"
source "drivers/firmware/google/Kconfig"
source "drivers/firmware/efi/Kconfig"
......
......@@ -22,6 +22,7 @@ obj-$(CONFIG_TI_SCI_PROTOCOL) += ti_sci.o
obj-$(CONFIG_TRUSTED_FOUNDATIONS) += trusted_foundations.o
obj-$(CONFIG_TURRIS_MOX_RWTM) += turris-mox-rwtm.o
obj-y += arm_ffa/
obj-y += arm_scmi/
obj-y += broadcom/
obj-y += meson/
......
# SPDX-License-Identifier: GPL-2.0-only
config ARM_FFA_TRANSPORT
tristate "Arm Firmware Framework for Armv8-A"
depends on OF
depends on ARM64
default n
help
This Firmware Framework(FF) for Arm A-profile processors describes
interfaces that standardize communication between the various
software images which includes communication between images in
the Secure world and Normal world. It also leverages the
virtualization extension to isolate software images provided
by an ecosystem of vendors from each other.
This driver provides interface for all the client drivers making
use of the features offered by ARM FF-A.
config ARM_FFA_SMCCC
bool
default ARM_FFA_TRANSPORT
depends on ARM64 && HAVE_ARM_SMCCC_DISCOVERY
# SPDX-License-Identifier: GPL-2.0-only
ffa-bus-y = bus.o
ffa-driver-y = driver.o
ffa-transport-$(CONFIG_ARM_FFA_SMCCC) += smccc.o
ffa-module-objs := $(ffa-bus-y) $(ffa-driver-y) $(ffa-transport-y)
obj-$(CONFIG_ARM_FFA_TRANSPORT) = ffa-module.o
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