New STM32 SOC have 2 GMACs instances. GMAC IP version is SNPS 4.20. Signed-off-by: Christophe Roullier <christophe.roullier@xxxxxxxxxxx> --- .../devicetree/bindings/net/stm32-dwmac.yaml | 140 +++++++++++++++--- 1 file changed, 118 insertions(+), 22 deletions(-) diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml index fc8c96b08d7d..75836916c38c 100644 --- a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml @@ -22,15 +22,17 @@ select: enum: - st,stm32-dwmac - st,stm32mp1-dwmac + - st,stm32mp13-dwmac required: - compatible -allOf: - - $ref: snps,dwmac.yaml# - properties: compatible: oneOf: + - items: + - enum: + - st,stm32mp13-dwmac + - const: snps,dwmac-4.20a - items: - enum: - st,stm32mp1-dwmac @@ -72,27 +74,69 @@ properties: - eth-ck - ptp_ref - st,syscon: - $ref: /schemas/types.yaml#/definitions/phandle-array - items: - - items: - - description: phandle to the syscon node which encompases the glue register - - description: offset of the control register + phy-supply: + description: PHY regulator + + st,ext-phyclk: description: - Should be phandle/offset pair. The phandle to the syscon node which - encompases the glue register, and the offset of the control register + set this property in RMII mode when you have PHY without crystal 50MHz and want to + select RCC clock instead of ETH_REF_CLK. or in RGMII mode when you want to select + RCC clock instead of ETH_CLK125. + type: boolean st,eth-clk-sel: + deprecated: true description: set this property in RGMII PHY when you want to select RCC clock instead of ETH_CLK125. type: boolean st,eth-ref-clk-sel: + deprecated: true description: set this property in RMII mode when you have PHY without crystal 50MHz and want to select RCC clock instead of ETH_REF_CLK. type: boolean +allOf: + - $ref: snps,dwmac.yaml# + - if: + properties: + compatible: + contains: + enum: + - st,stm32mp1-dwmac + - st,stm32-dwmac + then: + properties: + st,syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to the syscon node which encompases the glue register + - description: offset of the control register + description: + Should be phandle/offset pair. The phandle to the syscon node which + encompases the glue register, and the offset of the control register + - if: + properties: + compatible: + contains: + enum: + - st,stm32mp13-dwmac + then: + properties: + st,syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to the syscon node which encompases the glue register + - description: offset of the control register + - description: field to set mask in register + description: + Should be phandle/offset pair. The phandle to the syscon node which + encompases the glue register, the offset of the control register and + the mask to set bitfield in control register + required: - compatible - clocks @@ -112,24 +156,36 @@ examples: compatible = "st,stm32mp1-dwmac", "snps,dwmac-4.20a"; reg = <0x5800a000 0x2000>; reg-names = "stmmaceth"; - interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>; - interrupt-names = "macirq"; + interrupts-extended = <&intc GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>, + <&exti 70 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "macirq", + "eth_wake_irq"; clock-names = "stmmaceth", - "mac-clk-tx", - "mac-clk-rx", - "ethstp", - "eth-ck"; + "mac-clk-tx", + "mac-clk-rx", + "eth-ck", + "ptp_ref", + "ethstp"; clocks = <&rcc ETHMAC>, - <&rcc ETHTX>, - <&rcc ETHRX>, - <&rcc ETHSTP>, - <&rcc ETHCK_K>; + <&rcc ETHTX>, + <&rcc ETHRX>, + <&rcc ETHCK_K>, + <&rcc ETHPTP_K>, + <&rcc ETHSTP>; st,syscon = <&syscfg 0x4>; + snps,mixed-burst; snps,pbl = <2>; + snps,en-tx-lpi-clockgating; snps,axi-config = <&stmmac_axi_config_0>; snps,tso; phy-mode = "rgmii"; - }; + + stmmac_axi_config_0: stmmac-axi-config { + snps,wr_osr_lmt = <0x7>; + snps,rd_osr_lmt = <0x7>; + snps,blen = <0 0 0 0 16 8 4>; + }; + }; - | //Example 2 (MCU example) @@ -161,3 +217,43 @@ examples: snps,pbl = <8>; phy-mode = "mii"; }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/stm32mp1-clks.h> + #include <dt-bindings/reset/stm32mp1-resets.h> + #include <dt-bindings/mfd/stm32h7-rcc.h> + //Example 4 + ethernet3: ethernet@5800a000 { + compatible = "st,stm32mp13-dwmac", "snps,dwmac-4.20a"; + reg = <0x5800a000 0x2000>; + reg-names = "stmmaceth"; + interrupts-extended = <&intc GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>, + <&exti 68 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "macirq", + "eth_wake_irq"; + clock-names = "stmmaceth", + "mac-clk-tx", + "mac-clk-rx", + "eth-ck", + "ptp_ref", + "ethstp"; + clocks = <&rcc ETHMAC>, + <&rcc ETHTX>, + <&rcc ETHRX>, + <&rcc ETHCK_K>, + <&rcc ETHPTP_K>, + <&rcc ETHSTP>; + st,syscon = <&syscfg 0x4 0xff0000>; + snps,mixed-burst; + snps,pbl = <2>; + snps,axi-config = <&stmmac_axi_config_1>; + snps,tso; + phy-mode = "rmii"; + + stmmac_axi_config_1: stmmac-axi-config { + snps,wr_osr_lmt = <0x7>; + snps,rd_osr_lmt = <0x7>; + snps,blen = <0 0 0 0 16 8 4>; + }; + }; -- 2.25.1