From 177232d22de5c179aab552052e72a811ed83afe8 Mon Sep 17 00:00:00 2001 From: Jon Mason Date: Mon, 28 Nov 2016 14:31:30 -0500 Subject: [PATCH 1/4] arm64: dts: NS2: enable GICv2m for PAXB/PAXC interfaces PAXB and PAXC PCIe interfaces on NS2 have been using the iProc event queue to handle MSI. With the gicv2m support ready, we should now switch to gicv2m for MSI handling Signed-off-by: Ray Jui Signed-off-by: Jon Mason Signed-off-by: Florian Fainelli --- arch/arm64/boot/dts/broadcom/ns2.dtsi | 104 ++++++++++++++++++++------ 1 file changed, 80 insertions(+), 24 deletions(-) diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi index 4fcdeca3a983..69775a8ccff3 100644 --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi @@ -115,7 +115,7 @@ pcie0: pcie@20020000 { #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &gic GIC_SPI 281 IRQ_TYPE_NONE>; + interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 281 IRQ_TYPE_NONE>; linux,pci-domain = <0>; @@ -136,18 +136,7 @@ pcie0: pcie@20020000 { phys = <&pci_phy0>; phy-names = "pcie-phy"; - msi-parent = <&msi0>; - msi0: msi@20020000 { - compatible = "brcm,iproc-msi"; - msi-controller; - interrupt-parent = <&gic>; - interrupts = , - , - , - ; - brcm,num-eq-region = <1>; - brcm,num-msi-msg-region = <1>; - }; + msi-parent = <&v2m0>; }; pcie4: pcie@50020000 { @@ -156,7 +145,7 @@ pcie4: pcie@50020000 { #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 0>; - interrupt-map = <0 0 0 0 &gic GIC_SPI 305 IRQ_TYPE_NONE>; + interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 305 IRQ_TYPE_NONE>; linux,pci-domain = <4>; @@ -177,16 +166,7 @@ pcie4: pcie@50020000 { phys = <&pci_phy1>; phy-names = "pcie-phy"; - msi-parent = <&msi4>; - msi4: msi@50020000 { - compatible = "brcm,iproc-msi"; - msi-controller; - interrupt-parent = <&gic>; - interrupts = , - , - , - ; - }; + msi-parent = <&v2m0>; }; soc: soc { @@ -331,6 +311,82 @@ gic: interrupt-controller@65210000 { <0x65260000 0x1000>; interrupts = ; + + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x652e0000 0x80000>; + + v2m0: v2m@00000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x00000 0x1000>; + arm,msi-base-spi = <72>; + arm,msi-num-spis = <16>; + }; + + v2m1: v2m@10000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x10000 0x1000>; + arm,msi-base-spi = <88>; + arm,msi-num-spis = <16>; + }; + + v2m2: v2m@20000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x20000 0x1000>; + arm,msi-base-spi = <104>; + arm,msi-num-spis = <16>; + }; + + v2m3: v2m@30000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x30000 0x1000>; + arm,msi-base-spi = <120>; + arm,msi-num-spis = <16>; + }; + + v2m4: v2m@40000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x40000 0x1000>; + arm,msi-base-spi = <136>; + arm,msi-num-spis = <16>; + }; + + v2m5: v2m@50000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x50000 0x1000>; + arm,msi-base-spi = <152>; + arm,msi-num-spis = <16>; + }; + + v2m6: v2m@60000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x60000 0x1000>; + arm,msi-base-spi = <168>; + arm,msi-num-spis = <16>; + }; + + v2m7: v2m@70000 { + compatible = "arm,gic-v2m-frame"; + interrupt-parent = <&gic>; + msi-controller; + reg = <0x70000 0x1000>; + arm,msi-base-spi = <184>; + arm,msi-num-spis = <16>; + }; }; cci@65590000 { From 2f5cb59c079f0e1f5af00bb4c9fe40f9053ad121 Mon Sep 17 00:00:00 2001 From: Jon Mason Date: Mon, 28 Nov 2016 14:31:31 -0500 Subject: [PATCH 2/4] arm64: dts: NS2: enable PAXC on NS2 SVK This enables the PAXC based PCIe root complex on NS2 SVK. The PAXC based root complex is connected to internally emulated PCIe endpoints Signed-off-by: Ray Jui Signed-off-by: Jon Mason Signed-off-by: Florian Fainelli --- arch/arm64/boot/dts/broadcom/ns2-svk.dts | 4 ++++ arch/arm64/boot/dts/broadcom/ns2.dtsi | 17 +++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/broadcom/ns2-svk.dts b/arch/arm64/boot/dts/broadcom/ns2-svk.dts index de8d379f44e2..5ae08161649e 100644 --- a/arch/arm64/boot/dts/broadcom/ns2-svk.dts +++ b/arch/arm64/boot/dts/broadcom/ns2-svk.dts @@ -76,6 +76,10 @@ &pcie4 { status = "ok"; }; +&pcie8 { + status = "ok"; +}; + &i2c0 { status = "ok"; }; diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi index 69775a8ccff3..96ed47b9aa5b 100644 --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi @@ -169,6 +169,23 @@ pcie4: pcie@50020000 { msi-parent = <&v2m0>; }; + pcie8: pcie@60c00000 { + compatible = "brcm,iproc-pcie-paxc"; + reg = <0 0x60c00000 0 0x1000>; + linux,pci-domain = <8>; + + bus-range = <0x0 0x1>; + + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + ranges = <0x83000000 0 0x00000000 0 0x60000000 0 0x00c00000>; + + status = "disabled"; + + msi-parent = <&v2m0>; + }; + soc: soc { compatible = "simple-bus"; #address-cells = <1>; From 0cc878d678444392ca2a31350f89f489593ef5bb Mon Sep 17 00:00:00 2001 From: Jon Mason Date: Mon, 5 Dec 2016 18:12:21 -0500 Subject: [PATCH 3/4] arm64: dts: NS2: reserve memory for Nitro firmware Nitro firmware is loaded into memory by the bootloader at a specific location. Set this memory range aside to prevent the kernel from using it. Signed-off-by: Jon Mason Signed-off-by: Florian Fainelli --- arch/arm64/boot/dts/broadcom/ns2.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi index 96ed47b9aa5b..9f9e203c09c5 100644 --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi @@ -30,6 +30,8 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +/memreserve/ 0x81000000 0x00200000; + #include #include From 096fe8726e5df2975ed29e1ecd881fa54c80878b Mon Sep 17 00:00:00 2001 From: Jon Mason Date: Mon, 5 Dec 2016 18:12:22 -0500 Subject: [PATCH 4/4] arm64: dts: NS2: add support for XMC form factor The BCM958712DxXMC board is a smaller form factor typically used as controller boards for switches. This smaller board has less devices pinned out, so only a few need be populated in the device tree. Signed-off-by: Jon Mason Signed-off-by: Florian Fainelli --- arch/arm64/boot/dts/broadcom/Makefile | 2 +- arch/arm64/boot/dts/broadcom/ns2-xmc.dts | 191 +++++++++++++++++++++++ 2 files changed, 192 insertions(+), 1 deletion(-) create mode 100644 arch/arm64/boot/dts/broadcom/ns2-xmc.dts diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile index 05faf2a8a35c..f1caece9d3a7 100644 --- a/arch/arm64/boot/dts/broadcom/Makefile +++ b/arch/arm64/boot/dts/broadcom/Makefile @@ -1,5 +1,5 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2837-rpi-3-b.dtb -dtb-$(CONFIG_ARCH_BCM_IPROC) += ns2-svk.dtb +dtb-$(CONFIG_ARCH_BCM_IPROC) += ns2-svk.dtb ns2-xmc.dtb dtb-$(CONFIG_ARCH_VULCAN) += vulcan-eval.dtb always := $(dtb-y) diff --git a/arch/arm64/boot/dts/broadcom/ns2-xmc.dts b/arch/arm64/boot/dts/broadcom/ns2-xmc.dts new file mode 100644 index 000000000000..99a2723cccd2 --- /dev/null +++ b/arch/arm64/boot/dts/broadcom/ns2-xmc.dts @@ -0,0 +1,191 @@ +/* + * BSD LICENSE + * + * Copyright(c) 2016 Broadcom. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Broadcom Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/dts-v1/; + +#include "ns2.dtsi" + +/ { + model = "Broadcom NS2 XMC"; + compatible = "brcm,ns2-xmc", "brcm,ns2"; + + aliases { + serial0 = &uart3; + }; + + chosen { + stdout-path = "serial0:115200n8"; + bootargs = "earlycon=uart8250,mmio32,0x66130000"; + }; + + memory { + device_type = "memory"; + reg = <0x000000000 0x80000000 0x00000001 0x00000000>; + }; +}; + +&enet { + status = "ok"; +}; + +&i2c0 { + status = "ok"; +}; + +&i2c1 { + status = "ok"; +}; + +&mdio_mux_iproc { + mdio@10 { + gphy0: eth-phy@10 { + reg = <0x10>; + }; + }; +}; + +&nand { + nandcs@0 { + compatible = "brcm,nandcs"; + reg = <0>; + nand-ecc-mode = "hw"; + nand-ecc-strength = <8>; + nand-ecc-step-size = <512>; + nand-bus-width = <16>; + brcm,nand-oob-sector-size = <16>; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "nboot"; + reg = <0x00000000 0x00280000>; /* 2.5MB */ + read-only; + }; + + partition@280000 { + label = "nenv"; + reg = <0x00280000 0x00040000>; /* 0.25MB */ + read-only; + }; + + partition@2c0000 { + label = "ndtb"; + reg = <0x002c0000 0x00040000>; /* 0.25MB */ + read-only; + }; + + partition@300000 { + label = "nsystem"; + reg = <0x00300000 0x03d00000>; /* 61MB */ + read-only; + }; + + partition@4000000 { + label = "nrootfs"; + reg = <0x04000000 0x06400000>; /* 100MB */ + }; + + partition@0a400000{ + label = "ncustfs"; + reg = <0x0a400000 0x35c00000>; /* 860MB */ + }; + }; +}; + +&pci_phy0 { + status = "ok"; +}; + +&pcie0 { + status = "ok"; +}; + +&pcie8 { + status = "ok"; +}; + +&sata_phy0 { + status = "ok"; +}; + +&sata_phy1 { + status = "ok"; +}; + +&sata { + status = "ok"; +}; + +&qspi { + flash: m25p80@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "m25p80"; + spi-max-frequency = <62500000>; + m25p,default-addr-width = <3>; + reg = <0x0 0x0>; + + partition@0 { + label = "bl0"; + reg = <0x00000000 0x00080000>; /* 512KB */ + }; + + partition@80000 { + label = "fip"; + reg = <0x00080000 0x00150000>; /* 1344KB */ + }; + + partition@1e0000 { + label = "env"; + reg = <0x001e0000 0x00010000>;/* 64KB */ + }; + + partition@1f0000 { + label = "dtb"; + reg = <0x001f0000 0x00010000>; /* 64KB */ + }; + + partition@200000 { + label = "kernel"; + reg = <0x00200000 0x00e00000>; /* 14MB */ + }; + + partition@1000000 { + label = "rootfs"; + reg = <0x01000000 0x01000000>; /* 16MB */ + }; + }; +}; + +&uart3 { + status = "ok"; +};