From ca8e26a72dd1e1c2ead65e00abe94e87772c851e Mon Sep 17 00:00:00 2001 From: Murali Karicheri Date: Tue, 26 Jun 2018 10:02:56 -0700 Subject: [PATCH] ARM: dts: k2g: add dt bindings to support network driver This patch add dt bindings to support network driver based on Network Sub System (NSS) found on k2g SoC. This consists of bindings for netcp node, nss qmss , pktdma, cpsw 2u version of ethss and mdio. In order to support transitioning between non-promiscuous and promiscuous modes in K2G's ethernet switch, netcp ALE needs to be enabled. Therefore this patch enables K2G's netcp ALE for that purpose. Signed-off-by: Murali Karicheri Signed-off-by: WingMan Kwok Signed-off-by: Grygorii Strashko Signed-off-by: Santosh Shilimkar --- arch/arm/boot/dts/keystone-k2g-netcp.dtsi | 147 ++++++++++++++++++++++ arch/arm/boot/dts/keystone-k2g.dtsi | 13 ++ 2 files changed, 160 insertions(+) create mode 100644 arch/arm/boot/dts/keystone-k2g-netcp.dtsi diff --git a/arch/arm/boot/dts/keystone-k2g-netcp.dtsi b/arch/arm/boot/dts/keystone-k2g-netcp.dtsi new file mode 100644 index 000000000000..d0e6a9a43402 --- /dev/null +++ b/arch/arm/boot/dts/keystone-k2g-netcp.dtsi @@ -0,0 +1,147 @@ +// 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>; + }; + }; +}; diff --git a/arch/arm/boot/dts/keystone-k2g.dtsi b/arch/arm/boot/dts/keystone-k2g.dtsi index da78c0034427..a8324a7439da 100644 --- a/arch/arm/boot/dts/keystone-k2g.dtsi +++ b/arch/arm/boot/dts/keystone-k2g.dtsi @@ -609,5 +609,18 @@ emif: emif@21010000 { reg = <0x21010000 0x200>; interrupts = ; }; + + mdio: mdio@4200f00 { + compatible = "ti,keystone_mdio", "ti,davinci_mdio"; + reg = <0x04200f00 0x100>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&k2g_clks 0x0018 3>; + clock-names = "fck"; + power-domains = <&k2g_pds 0x0018>; + status = "disabled"; + bus_freq = <2500000>; + }; + #include "keystone-k2g-netcp.dtsi" }; };