diff options
Diffstat (limited to 'Documentation/devicetree/bindings/soc')
5 files changed, 107 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/soc/mediatek/auxadc.txt b/Documentation/devicetree/bindings/soc/mediatek/auxadc.txt new file mode 100644 index 000000000..bdb782918 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mediatek/auxadc.txt @@ -0,0 +1,21 @@ +MediaTek AUXADC +=============== + +The Auxiliary Analog/Digital Converter (AUXADC) is an ADC found +in some Mediatek SoCs which among other things measures the temperatures +in the SoC. It can be used directly with register accesses, but it is also +used by thermal controller which reads the temperatures from the AUXADC +directly via its own bus interface. See +Documentation/devicetree/bindings/thermal/mediatek-thermal.txt +for the Thermal Controller which holds a phandle to the AUXADC. + +Required properties: +- compatible: Must be "mediatek,mt8173-auxadc" +- reg: Address range of the AUXADC unit + +Example: + +auxadc: auxadc@11001000 { + compatible = "mediatek,mt8173-auxadc"; + reg = <0 0x11001000 0 0x1000>; +}; diff --git a/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt b/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt index ddeb5b6a5..107700d00 100644 --- a/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt +++ b/Documentation/devicetree/bindings/soc/mediatek/pwrap.txt @@ -18,6 +18,7 @@ IP Pairing Required properties in pwrap device node. - compatible: + "mediatek,mt2701-pwrap" for MT2701/7623 SoCs "mediatek,mt8135-pwrap" for MT8135 SoCs "mediatek,mt8173-pwrap" for MT8173 SoCs - interrupts: IRQ for pwrap in SOC diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.txt b/Documentation/devicetree/bindings/soc/rockchip/grf.txt new file mode 100644 index 000000000..013e71a2c --- /dev/null +++ b/Documentation/devicetree/bindings/soc/rockchip/grf.txt @@ -0,0 +1,35 @@ +* 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, +- PMUGRF, used for always on system + +Required Properties: + +- compatible: GRF should be one of the followings + - "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,rk3368-grf", "syscon": for rk3368 + - "rockchip,rk3399-grf", "syscon": for rk3399 +- compatible: PMUGRF should be one of the followings + - "rockchip,rk3368-pmugrf", "syscon": for rk3368 + - "rockchip,rk3399-pmugrf", "syscon": for rk3399 +- 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>; + }; diff --git a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt index 13dc6a3fd..f909ce06a 100644 --- a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt +++ b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt @@ -7,6 +7,7 @@ Required properties for power domain controller: - compatible: Should be one of the following. "rockchip,rk3288-power-controller" - for RK3288 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. @@ -16,8 +17,18 @@ Required properties for power domain sub nodes: - reg: index of the power domain, should use macros in: "include/dt-bindings/power/rk3288-power.h" - for RK3288 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: @@ -30,6 +41,7 @@ Example: pd_gpu { reg = <RK3288_PD_GPU>; clocks = <&cru ACLK_GPU>; + pm_qos = <&qos_gpu>; }; }; @@ -45,12 +57,41 @@ Example: }; }; +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/rk3288-power.h" - for rk3288 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: @@ -65,3 +106,9 @@ Example of the node using power domain: power-domains = <&power RK3368_PD_GPU_1>; /* ... */ }; + + node { + /* ... */ + power-domains = <&power RK3399_PD_VOPB>; + /* ... */ + }; diff --git a/Documentation/devicetree/bindings/soc/ti/keystone-navigator-qmss.txt b/Documentation/devicetree/bindings/soc/ti/keystone-navigator-qmss.txt index d1ce21a49..64c66a564 100644 --- a/Documentation/devicetree/bindings/soc/ti/keystone-navigator-qmss.txt +++ b/Documentation/devicetree/bindings/soc/ti/keystone-navigator-qmss.txt @@ -42,7 +42,7 @@ Required properties: - queue-pools : child node classifying the queue ranges into pools. Queue ranges are grouped into 3 type of pools: - qpend : pool of qpend(interruptible) queues - - general-purpose : pool of general queues, primarly used + - general-purpose : pool of general queues, primarily used as free descriptor queues or the transmit DMA queues. - accumulator : pool of queues on PDSP accumulator channel @@ -50,7 +50,7 @@ Required properties: -- qrange : number of queues to use per queue range, specified as <"base queue #" "# of queues">. -- interrupts : Optional property to specify the interrupt mapping - for interruptible queues. The driver additionaly sets + for interruptible queues. The driver additionally sets the interrupt affinity hint based on the cpu mask. -- qalloc-by-id : Optional property to specify that the queues in this range can only be allocated by queue id. @@ -80,7 +80,7 @@ Required properties: latency : time to delay the interrupt, specified in microseconds. -- multi-queue : Optional property to specify that the channel has to - monitor upto 32 queues starting at the base queue #. + monitor up to 32 queues starting at the base queue #. - descriptor-regions : child node describing the memory regions for keystone navigator packet DMA descriptors. The memory for descriptors will be allocated by the driver. |