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Diffstat (limited to 'Documentation/devicetree/bindings/soc/ti/ti,j784s4-bist.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/soc/ti/ti,j784s4-bist.yaml | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/soc/ti/ti,j784s4-bist.yaml b/Documentation/devicetree/bindings/soc/ti/ti,j784s4-bist.yaml new file mode 100644 index 000000000000..a73691cf5624 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/ti/ti,j784s4-bist.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2025 Texas Instruments Incorporated +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/ti/ti,j784s4-bist.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments K3 BIST + +maintainers: + - Neha Malcom Francis <n-francis@ti.com> + +allOf: + - $ref: /schemas/arm/keystone/ti,k3-sci-common.yaml# + +description: + The BIST (Built-In Self Test) module is an IP block present in K3 devices + that support triggering of BIST tests, both PBIST (Memory BIST) and LBIST + (Logic BIST) on a core. Both tests are destructive in nature. At boot, BIST + is executed by hardware for the MCU domain automatically as part of HW POST. + +properties: + compatible: + const: ti,j784s4-bist + + reg: + maxItems: 2 + + reg-names: + items: + - const: cfg + - const: ctrl_mmr + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - ti,sci-dev-id + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/soc/ti,sci_pm_domain.h> + bus { + #address-cells = <2>; + #size-cells = <2>; + safety-selftest@33c0000 { + compatible = "ti,j784s4-bist"; + reg = <0x00 0x033c0000 0x00 0x400>, + <0x00 0x0010c1a0 0x00 0x01c>; + reg-names = "cfg", "ctrl_mmr"; + clocks = <&k3_clks 237 7>; + power-domains = <&k3_pds 237 TI_SCI_PD_EXCLUSIVE>; + ti,sci-dev-id = <234>; + }; + }; |