Add keystone net DT support for k2g evm.
Signed-off-by: Mugunthan V N mugunthanvnm@ti.com Reviewed-by: Tom Rini trini@konsulko.com Acked-by: Joe Hershberger joe.hershberger@ni.com --- arch/arm/dts/k2g-evm.dts | 12 ++++ arch/arm/dts/k2g-netcp.dtsi | 151 ++++++++++++++++++++++++++++++++++++++++++++ arch/arm/dts/k2g.dtsi | 13 ++++ 3 files changed, 176 insertions(+) create mode 100644 arch/arm/dts/k2g-netcp.dtsi
diff --git a/arch/arm/dts/k2g-evm.dts b/arch/arm/dts/k2g-evm.dts index de50e8f..0ca36ef 100644 --- a/arch/arm/dts/k2g-evm.dts +++ b/arch/arm/dts/k2g-evm.dts @@ -19,3 +19,15 @@ stdout-path = &uart0; }; }; + +&mdio { + status = "okay"; + ethphy0: ethernet-phy@0 { + reg = <0>; + phy-mode = "rgmii-id"; + }; +}; + +&gbe0 { + phy-handle = <ðphy0>; +}; diff --git a/arch/arm/dts/k2g-netcp.dtsi b/arch/arm/dts/k2g-netcp.dtsi new file mode 100644 index 0000000..6f0ff86 --- /dev/null +++ b/arch/arm/dts/k2g-netcp.dtsi @@ -0,0 +1,151 @@ +/* + * Device Tree Source for Keystone 2 Galileo Netcp driver + * + * Copyright 2015 Texas Instruments, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +qmss: qmss@4020000 { + compatible = "ti,keystone-navigator-qmss-l"; + dma-coherent; + #address-cells = <1>; + #size-cells = <1>; + /* power-domains = <&k2g_pds K2G_DEV_NSS0>; */ + /* clocks = <&k2g_clks K2G_DEV_NSS0 K2G_DEV_NSS_VCLK>; */ + clock-names = "nss_vclk"; + ranges; + queue-range = <0 0x80>; + linkram0 = <0x4020000 0x7ff>; + + qmgrs { + #address-cells = <1>; + #size-cells = <1>; + ranges; + qmgr0 { + managed-queues = <0 0x80>; + reg = <0x4100000 0x800>, + <0x4040000 0x100>, + <0x4080000 0x800>, + <0x40c0000 0x800>; + reg-names = "peek", "config", + "region", "push"; + }; + + }; + queue-pools { + qpend { + qpend-0 { + qrange = <77 8>; + interrupts =<0 308 0xf04 0 309 0xf04 0 310 0xf04 + 0 311 0xf04 0 312 0xf04 0 313 0xf04 + 0 314 0xf04 0 315 0xf04>; + qalloc-by-id; + }; + }; + general-purpose { + gp-0 { + qrange = <112 8>; + }; + netcp-tx { + qrange = <5 8>; + qalloc-by-id; + }; + }; + }; + + descriptor-regions { + #address-cells = <1>; + #size-cells = <1>; + ranges; + region-12 { + id = <12>; + region-spec = <1023 128>; /* num_desc desc_size */ + link-index = <0x400>; + }; + }; +}; /* qmss */ + +knav_dmas: knav_dmas@0 { + compatible = "ti,keystone-navigator-dma"; + #address-cells = <1>; + #size-cells = <1>; + /* power-domains = <&k2g_pds K2G_DEV_NSS0>; */ + /* clocks = <&k2g_clks K2G_DEV_NSS0 K2G_DEV_NSS_VCLK>; */ + clock-names = "nss_vclk"; + ranges; + ti,navigator-cloud-address = <0x40c0000 0x40c0000 0x40c0000 0x40c0000>; + + dma_gbe: dma_gbe@0 { + reg = <0x4010000 0x100>, + <0x4011000 0x2a0>, /* 21 Tx channels */ + <0x4012000 0x400>, /* 32 Rx channels */ + <0x4010100 0x80>, + <0x4013000 0x400>; /* 32 Rx flows */ + reg-names = "global", "txchan", "rxchan", + "txsched", "rxflow"; + }; + +}; + +gbe_subsys: subsys@4200000 { + compatible = "syscon"; + reg = <0x4200000 0x100>; +}; + +netcp: netcp@4000000 { + reg = <0x2620110 0x8>; + reg-names = "efuse"; + compatible = "ti,netcp-1.0"; + #address-cells = <1>; + #size-cells = <1>; + /* power-domains = <&k2g_pds K2G_DEV_NSS0>; */ + /* clocks = <&k2g_clks K2G_DEV_NSS0 K2G_DEV_NSS_ESW_CLK>; */ + clock-names = "ethss_clk"; + + /* NetCP address range */ + ranges = <0 0x4000000 0x1000000>; + + dma-coherent; + + ti,navigator-dmas = <&dma_gbe 0>, <&dma_gbe 5>; + ti,navigator-dma-names = "netrx0", "nettx"; + + netcp-devices { + #address-cells = <1>; + #size-cells = <1>; + ranges; + gbe@200000 { + label = "netcp-gbe"; + compatible = "ti,netcp-gbe-2"; + syscon-subsys = <&gbe_subsys>; + reg = <0x200100 0xe00>, <0x220000 0x20000>; + /* enable-ale; */ + tx-queue = <5>; + tx-channel = "nettx"; + + interfaces { + gbe0: interface-0 { + slave-port = <0>; + link-interface = <5>; + }; + }; + }; + }; + + netcp-interfaces { + interface-0 { + rx-channel = "netrx0"; + rx-pool = <512 12>; + tx-pool = <511 12>; + rx-queue-depth = <128 128 0 0>; + rx-buffer-size = <1518 4096 0 0>; + rx-queue = <77>; + tx-completion-queue = <78>; + efuse-mac = <1>; + netcp-gbe = <&gbe0>; + }; + }; +}; diff --git a/arch/arm/dts/k2g.dtsi b/arch/arm/dts/k2g.dtsi index 6b79b16..bbc2cf9 100644 --- a/arch/arm/dts/k2g.dtsi +++ b/arch/arm/dts/k2g.dtsi @@ -68,5 +68,18 @@ interrupts = <GIC_SPI 164 IRQ_TYPE_EDGE_RISING>; };
+ mdio: mdio@4200f00 { + compatible = "ti,keystone_mdio", "ti,davinci_mdio"; + #address-cells = <1>; + #size-cells = <0>; + /* power-domains = <&k2g_pds K2G_DEV_NSS0>; */ + /* clocks = <&k2g_clks K2G_DEV_NSS0 K2G_DEV_NSS_ESW_CLK>; */ + clock-names = "fck"; + reg = <0x04200f00 0x100>; + status = "disabled"; + bus_freq = <2500000>; + }; + + #include "k2g-netcp.dtsi" }; };