linux-zen-server/arch/arm/boot/dts/keystone-k2g-netcp.dtsi

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// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree Source for K2G Netcp driver
*
* Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
*/
qmss: qmss@4020000 {
compatible = "ti,66ak2g-navss-qm";
dma-coherent;
#address-cells = <1>;
#size-cells = <1>;
power-domains = <&k2g_pds 0x0018>;
clocks = <&k2g_clks 0x0018 0>;
clock-names = "nss_vclk";
ranges;
queue-range = <0 0x80>;
linkram0 = <0x4020000 0x7ff>;
status = "disabled";
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>;
status = "disabled";
power-domains = <&k2g_pds 0x0018>;
clocks = <&k2g_clks 0x0018 0>;
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";
};
};
netcp: netcp@4000000 {
reg = <0x2620110 0x8>;
reg-names = "efuse";
compatible = "ti,netcp-1.0";
#address-cells = <1>;
#size-cells = <1>;
status = "disabled";
power-domains = <&k2g_pds 0x0018>;
clocks = <&k2g_clks 0x0018 3>, <&k2g_clks 0x0018 8>;
clock-names = "ethss_clk", "cpts";
/* 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: gbe@200000 {
label = "netcp-gbe";
compatible = "ti,netcp-gbe-2";
reg = <0x200000 0x20>, <0x220000 0x20000>;
enable-ale;
tx-queue = <5>;
tx-channel = "nettx";
cpts-rftclk-sel = <0>;
cpts-ext-ts-inputs = <8>;
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>;
};
};
};