diff options
Diffstat (limited to 'Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml index 7fe0ca14e324..fb6af14cb49c 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml @@ -31,11 +31,24 @@ properties: interrupts: maxItems: 1 + "#interconnect-cells": + const: 0 + nvidia,memory-controller: $ref: /schemas/types.yaml#/definitions/phandle description: Phandle of the Memory Controller node. + power-domains: + maxItems: 1 + description: + Phandle of the SoC "core" power domain. + + operating-points-v2: + description: + Should contain freqs and voltages and opp-supported-hw property, which + is a bitfield indicating SoC speedo ID mask. + patternProperties: "^emc-timings-[0-9]+$": type: object @@ -56,9 +69,9 @@ patternProperties: maximum: 900000000 nvidia,emc-auto-cal-interval: - $ref: /schemas/types.yaml#/definitions/uint32 description: Pad calibration interval in microseconds. + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 2097151 @@ -78,10 +91,10 @@ patternProperties: Mode Register 0. nvidia,emc-zcal-cnt-long: - $ref: /schemas/types.yaml#/definitions/uint32 description: Number of EMC clocks to wait before issuing any commands after sending ZCAL_MRW_CMD. + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 1023 @@ -96,11 +109,11 @@ patternProperties: FBIO "read" FIFO periodic resetting enabled. nvidia,emc-configuration: - $ref: /schemas/types.yaml#/definitions/uint32-array description: EMC timing characterization data. These are the registers (see section "18.13.2 EMC Registers" in the TRM) whose values need to be specified, according to the board documentation. + $ref: /schemas/types.yaml#/definitions/uint32-array items: - description: EMC_RC - description: EMC_RFC @@ -214,6 +227,8 @@ required: - interrupts - clocks - nvidia,memory-controller + - "#interconnect-cells" + - operating-points-v2 additionalProperties: false @@ -226,6 +241,10 @@ examples: clocks = <&tegra_car 57>; nvidia,memory-controller = <&mc>; + operating-points-v2 = <&dvfs_opp_table>; + power-domains = <&domain>; + + #interconnect-cells = <0>; emc-timings-1 { nvidia,ram-code = <1>; |