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author | Sascha Hauer <s.hauer@pengutronix.de> | 2020-06-23 12:14:59 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2020-07-05 20:49:06 +0200 |
commit | abef60363d8ecac66e45853f328afa8eeb9e00fd (patch) | |
tree | c7d6f1dcf0ef5154b9182da86f1acad048cb7da1 /dts/Bindings/bus | |
parent | e307bc559a2830b7f695150212ea1b26cdca69fb (diff) | |
download | barebox-abef60363d8ecac66e45853f328afa8eeb9e00fd.tar.gz barebox-abef60363d8ecac66e45853f328afa8eeb9e00fd.tar.xz |
dts: update to v5.8-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/bus')
-rw-r--r-- | dts/Bindings/bus/allwinner,sun50i-a64-de2.yaml | 5 | ||||
-rw-r--r-- | dts/Bindings/bus/allwinner,sun8i-a23-rsb.yaml | 4 | ||||
-rw-r--r-- | dts/Bindings/bus/arm,integrator-ap-lm.yaml | 83 | ||||
-rw-r--r-- | dts/Bindings/bus/baikal,bt1-apb.yaml | 90 | ||||
-rw-r--r-- | dts/Bindings/bus/baikal,bt1-axi.yaml | 107 |
5 files changed, 284 insertions, 5 deletions
diff --git a/dts/Bindings/bus/allwinner,sun50i-a64-de2.yaml b/dts/Bindings/bus/allwinner,sun50i-a64-de2.yaml index f0b3d30fbb..0503651cd2 100644 --- a/dts/Bindings/bus/allwinner,sun50i-a64-de2.yaml +++ b/dts/Bindings/bus/allwinner,sun50i-a64-de2.yaml @@ -31,12 +31,11 @@ properties: maxItems: 1 allwinner,sram: - allOf: - - $ref: /schemas/types.yaml#definitions/phandle-array - - maxItems: 1 description: The SRAM that needs to be claimed to access the display engine bus. + $ref: /schemas/types.yaml#definitions/phandle-array + maxItems: 1 ranges: true diff --git a/dts/Bindings/bus/allwinner,sun8i-a23-rsb.yaml b/dts/Bindings/bus/allwinner,sun8i-a23-rsb.yaml index 8097361934..32d33b983d 100644 --- a/dts/Bindings/bus/allwinner,sun8i-a23-rsb.yaml +++ b/dts/Bindings/bus/allwinner,sun8i-a23-rsb.yaml @@ -21,8 +21,8 @@ properties: oneOf: - const: allwinner,sun8i-a23-rsb - items: - - const: allwinner,sun8i-a83t-rsb - - const: allwinner,sun8i-a23-rsb + - const: allwinner,sun8i-a83t-rsb + - const: allwinner,sun8i-a23-rsb reg: maxItems: 1 diff --git a/dts/Bindings/bus/arm,integrator-ap-lm.yaml b/dts/Bindings/bus/arm,integrator-ap-lm.yaml new file mode 100644 index 0000000000..47227427c1 --- /dev/null +++ b/dts/Bindings/bus/arm,integrator-ap-lm.yaml @@ -0,0 +1,83 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bus/arm,integrator-ap-lm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Integrator/AP Logic Module extension bus + +maintainers: + - Linus Walleij <linusw@kernel.org> + +description: The Integrator/AP is a prototyping platform and as such has a + site for stacking up to four logic modules (LM) designed specifically for + use with this platform. A special system controller register can be read to + determine if a logic module is connected at index 0, 1, 2 or 3. The logic + module connector is described in this binding. The logic modules per se + then have their own specific per-module bindings and they will be described + as subnodes under this logic module extension bus. + +properties: + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + compatible: + items: + - const: arm,integrator-ap-lm + + ranges: true + dma-ranges: true + +patternProperties: + "^bus(@[0-9a-f]*)?$": + description: Nodes on the Logic Module bus represent logic modules + and are named with bus. The first module is at 0xc0000000, the second + at 0xd0000000 and so on until the top of the memory of the system at + 0xffffffff. All information about the memory used by the module is + in ranges and dma-ranges. + type: object + + required: + - compatible + +required: + - compatible + +examples: + - | + bus@c0000000 { + compatible = "arm,integrator-ap-lm"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0xc0000000 0xc0000000 0x40000000>; + dma-ranges; + + bus@c0000000 { + compatible = "simple-bus"; + ranges = <0x00000000 0xc0000000 0x10000000>; + /* The Logic Modules sees the Core Module 0 RAM @80000000 */ + dma-ranges = <0x00000000 0x80000000 0x10000000>; + #address-cells = <1>; + #size-cells = <1>; + + serial@100000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0x00100000 0x1000>; + interrupts-extended = <&impd1_vic 1>; + }; + + impd1_vic: interrupt-controller@3000000 { + compatible = "arm,pl192-vic"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x03000000 0x1000>; + valid-mask = <0x00000bff>; + interrupts-extended = <&pic 9>; + }; + }; + }; + +additionalProperties: false diff --git a/dts/Bindings/bus/baikal,bt1-apb.yaml b/dts/Bindings/bus/baikal,bt1-apb.yaml new file mode 100644 index 0000000000..68b0131a31 --- /dev/null +++ b/dts/Bindings/bus/baikal,bt1-apb.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2020 BAIKAL ELECTRONICS, JSC +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bus/baikal,bt1-apb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Baikal-T1 APB-bus + +maintainers: + - Serge Semin <fancer.lancer@gmail.com> + +description: | + Baikal-T1 CPU or DMAC MMIO requests are handled by the AMBA 3 AXI Interconnect + which routes them to the AXI-APB bridge. This interface is a single master + multiple slaves bus in turn serializing IO accesses and routing them to the + addressed APB slave devices. In case of any APB protocol collisions, slave + device not responding on timeout an IRQ is raised with an erroneous address + reported to the APB terminator (APB Errors Handler Block). + +allOf: + - $ref: /schemas/simple-bus.yaml# + +properties: + compatible: + contains: + const: baikal,bt1-apb + + reg: + items: + - description: APB EHB MMIO registers + - description: APB MMIO region with no any device mapped + + reg-names: + items: + - const: ehb + - const: nodev + + interrupts: + maxItems: 1 + + clocks: + items: + - description: APB reference clock + + clock-names: + items: + - const: pclk + + resets: + items: + - description: APB domain reset line + + reset-names: + items: + - const: prst + +unevaluatedProperties: false + +required: + - compatible + - reg + - reg-names + - interrupts + - clocks + - clock-names + +examples: + - | + #include <dt-bindings/interrupt-controller/mips-gic.h> + + bus@1f059000 { + compatible = "baikal,bt1-apb", "simple-bus"; + reg = <0x1f059000 0x1000>, + <0x1d000000 0x2040000>; + reg-names = "ehb", "nodev"; + #address-cells = <1>; + #size-cells = <1>; + + ranges; + + interrupts = <GIC_SHARED 16 IRQ_TYPE_LEVEL_HIGH>; + + clocks = <&ccu_sys 1>; + clock-names = "pclk"; + + resets = <&ccu_sys 1>; + reset-names = "prst"; + }; +... diff --git a/dts/Bindings/bus/baikal,bt1-axi.yaml b/dts/Bindings/bus/baikal,bt1-axi.yaml new file mode 100644 index 0000000000..29e1aaea13 --- /dev/null +++ b/dts/Bindings/bus/baikal,bt1-axi.yaml @@ -0,0 +1,107 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2020 BAIKAL ELECTRONICS, JSC +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bus/baikal,bt1-axi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Baikal-T1 AXI-bus + +maintainers: + - Serge Semin <fancer.lancer@gmail.com> + +description: | + AXI3-bus is the main communication bus of Baikal-T1 SoC connecting all + high-speed peripheral IP-cores with RAM controller and with MIPS P5600 + cores. Traffic arbitration is done by means of DW AXI Interconnect (so + called AXI Main Interconnect) routing IO requests from one block to + another: from CPU to SoC peripherals and between some SoC peripherals + (mostly between peripheral devices and RAM, but also between DMA and + some peripherals). In case of any protocol error, device not responding + an IRQ is raised and a faulty situation is reported to the AXI EHB + (Errors Handler Block) embedded on top of the DW AXI Interconnect and + accessible by means of the Baikal-T1 System Controller. + +allOf: + - $ref: /schemas/simple-bus.yaml# + +properties: + compatible: + contains: + const: baikal,bt1-axi + + reg: + minItems: 1 + items: + - description: Synopsys DesignWare AXI Interconnect QoS registers + - description: AXI EHB MMIO system controller registers + + reg-names: + minItems: 1 + items: + - const: qos + - const: ehb + + '#interconnect-cells': + const: 1 + + syscon: + $ref: /schemas/types.yaml#definitions/phandle + description: Phandle to the Baikal-T1 System Controller DT node + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Main Interconnect uplink reference clock + + clock-names: + items: + - const: aclk + + resets: + items: + - description: Main Interconnect reset line + + reset-names: + items: + - const: arst + +unevaluatedProperties: false + +required: + - compatible + - reg + - reg-names + - syscon + - interrupts + - clocks + - clock-names + +examples: + - | + #include <dt-bindings/interrupt-controller/mips-gic.h> + + bus@1f05a000 { + compatible = "baikal,bt1-axi", "simple-bus"; + reg = <0x1f05a000 0x1000>, + <0x1f04d110 0x8>; + reg-names = "qos", "ehb"; + #address-cells = <1>; + #size-cells = <1>; + #interconnect-cells = <1>; + + syscon = <&syscon>; + + ranges; + + interrupts = <GIC_SHARED 127 IRQ_TYPE_LEVEL_HIGH>; + + clocks = <&ccu_axi 0>; + clock-names = "aclk"; + + resets = <&ccu_axi 0>; + reset-names = "arst"; + }; +... |