From 189c2e5c7669f0a4b81623cfdb11ea68c62cce0d Mon Sep 17 00:00:00 2001 From: Bhadram Varka Date: Thu, 7 Jul 2022 09:48:14 +0200 Subject: dt-bindings: net: Add Tegra234 MGBE Add device-tree binding documentation for the Multi-Gigabit Ethernet (MGBE) controller found on NVIDIA Tegra234 SoCs. Signed-off-by: Jon Hunter Signed-off-by: Bhadram Varka Signed-off-by: Thierry Reding Reviewed-by: Rob Herring Signed-off-by: Thierry Reding --- .../bindings/net/nvidia,tegra234-mgbe.yaml | 162 +++++++++++++++++++++ 1 file changed, 162 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml diff --git a/Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml b/Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml new file mode 100644 index 000000000000..2bd3efff2485 --- /dev/null +++ b/Documentation/devicetree/bindings/net/nvidia,tegra234-mgbe.yaml @@ -0,0 +1,162 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/nvidia,tegra234-mgbe.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Tegra234 MGBE Multi-Gigabit Ethernet Controller + +maintainers: + - Thierry Reding + - Jon Hunter + +properties: + compatible: + const: nvidia,tegra234-mgbe + + reg: + maxItems: 3 + + reg-names: + items: + - const: hypervisor + - const: mac + - const: xpcs + + interrupts: + minItems: 1 + maxItems: 3 + + interrupt-names: + minItems: 1 + items: + - const: common + - const: macsec-ns + - const: macsec + + clocks: + maxItems: 12 + + clock-names: + items: + - const: mgbe + - const: mac + - const: mac-divider + - const: ptp-ref + - const: rx-input-m + - const: rx-input + - const: tx + - const: eee-pcs + - const: rx-pcs-input + - const: rx-pcs-m + - const: rx-pcs + - const: tx-pcs + + resets: + maxItems: 2 + + reset-names: + items: + - const: mac + - const: pcs + + interconnects: + items: + - description: memory read client + - description: memory write client + + interconnect-names: + items: + - const: dma-mem + - const: write + + iommus: + maxItems: 1 + + power-domains: + maxItems: 1 + + phy-handle: true + + phy-mode: + contains: + enum: + - usxgmii + - 10gbase-kr + + mdio: + $ref: mdio.yaml# + unevaluatedProperties: false + description: + Optional node for embedded MDIO controller. + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - resets + - reset-names + - power-domains + - phy-handle + - phy-mode + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + #include + + ethernet@6800000 { + compatible = "nvidia,tegra234-mgbe"; + reg = <0x06800000 0x10000>, + <0x06810000 0x10000>, + <0x068a0000 0x10000>; + reg-names = "hypervisor", "mac", "xpcs"; + interrupts = ; + interrupt-names = "common"; + clocks = <&bpmp TEGRA234_CLK_MGBE0_APP>, + <&bpmp TEGRA234_CLK_MGBE0_MAC>, + <&bpmp TEGRA234_CLK_MGBE0_MAC_DIVIDER>, + <&bpmp TEGRA234_CLK_MGBE0_PTP_REF>, + <&bpmp TEGRA234_CLK_MGBE0_RX_INPUT_M>, + <&bpmp TEGRA234_CLK_MGBE0_RX_INPUT>, + <&bpmp TEGRA234_CLK_MGBE0_TX>, + <&bpmp TEGRA234_CLK_MGBE0_EEE_PCS>, + <&bpmp TEGRA234_CLK_MGBE0_RX_PCS_INPUT>, + <&bpmp TEGRA234_CLK_MGBE0_RX_PCS_M>, + <&bpmp TEGRA234_CLK_MGBE0_RX_PCS>, + <&bpmp TEGRA234_CLK_MGBE0_TX_PCS>; + clock-names = "mgbe", "mac", "mac-divider", "ptp-ref", "rx-input-m", + "rx-input", "tx", "eee-pcs", "rx-pcs-input", "rx-pcs-m", + "rx-pcs", "tx-pcs"; + resets = <&bpmp TEGRA234_RESET_MGBE0_MAC>, + <&bpmp TEGRA234_RESET_MGBE0_PCS>; + reset-names = "mac", "pcs"; + interconnects = <&mc TEGRA234_MEMORY_CLIENT_MGBEARD &emc>, + <&mc TEGRA234_MEMORY_CLIENT_MGBEAWR &emc>; + interconnect-names = "dma-mem", "write"; + iommus = <&smmu_niso0 TEGRA234_SID_MGBE>; + power-domains = <&bpmp TEGRA234_POWER_DOMAIN_MGBEA>; + + phy-handle = <&mgbe0_phy>; + phy-mode = "usxgmii"; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + mgbe0_phy: phy@0 { + compatible = "ethernet-phy-ieee802.3-c45"; + reg = <0x0>; + + #phy-cells = <0>; + }; + }; + }; -- cgit From cc99f95d49b3ee4617bb4154e32ae7ac14755fe2 Mon Sep 17 00:00:00 2001 From: Mikko Perttunen Date: Wed, 7 Sep 2022 11:38:43 +0300 Subject: dt-bindings: Add Host1x context stream IDs on Tegra234 Add defines for stream IDs used for Host1x context isolation on Tegra234. The same stream IDs are used for both NISO0 and NISO1 SMMUs since Host1x's stream ID protection tables don't make a distinction between the two. Signed-off-by: Mikko Perttunen Acked-by: Rob Herring Signed-off-by: Thierry Reding --- include/dt-bindings/memory/tegra234-mc.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/dt-bindings/memory/tegra234-mc.h b/include/dt-bindings/memory/tegra234-mc.h index 62987b47ce81..bd71cc1d7990 100644 --- a/include/dt-bindings/memory/tegra234-mc.h +++ b/include/dt-bindings/memory/tegra234-mc.h @@ -34,6 +34,16 @@ #define TEGRA234_SID_HOST1X 0x27 #define TEGRA234_SID_VIC 0x34 +/* Shared stream IDs */ +#define TEGRA234_SID_HOST1X_CTX0 0x35 +#define TEGRA234_SID_HOST1X_CTX1 0x36 +#define TEGRA234_SID_HOST1X_CTX2 0x37 +#define TEGRA234_SID_HOST1X_CTX3 0x38 +#define TEGRA234_SID_HOST1X_CTX4 0x39 +#define TEGRA234_SID_HOST1X_CTX5 0x3a +#define TEGRA234_SID_HOST1X_CTX6 0x3b +#define TEGRA234_SID_HOST1X_CTX7 0x3c + /* * memory client IDs */ -- cgit