From 484d83b3d6a0b49b5f26bd9a375b9a1575e09682 Mon Sep 17 00:00:00 2001 From: =?utf8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Wed, 3 Aug 2016 11:58:28 +0200 Subject: [PATCH] MIPS: BMIPS: Add device tree example for BCM3368 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This adds a device tree example for Netgear CVG834G. Signed-off-by: Álvaro Fernández Rojas Cc: f.fainelli@gmail.com Cc: jogo@openwrt.org Cc: cernekee@gmail.com Cc: robh@kernel.org Cc: simon@fire.lp0.eu Cc: john@phrozen.org Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Cc: devicetree@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/13843/ Signed-off-by: Ralf Baechle --- arch/mips/bmips/Kconfig | 4 + arch/mips/boot/dts/brcm/Makefile | 2 + .../boot/dts/brcm/bcm3368-netgear-cvg834g.dts | 22 ++++ arch/mips/boot/dts/brcm/bcm3368.dtsi | 101 ++++++++++++++++++ 4 files changed, 129 insertions(+) create mode 100644 arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts create mode 100644 arch/mips/boot/dts/brcm/bcm3368.dtsi diff --git a/arch/mips/bmips/Kconfig b/arch/mips/bmips/Kconfig index 6a0946c443c0..f499fd251e3a 100644 --- a/arch/mips/bmips/Kconfig +++ b/arch/mips/bmips/Kconfig @@ -65,6 +65,10 @@ config DT_COMTREND_VR3032U bool "Comtrend VR-3032u" select BUILTIN_DTB +config DT_NETGEAR_CVG834G + bool "NETGEAR CVG834G" + select BUILTIN_DTB + config DT_SFR_NEUFBOX4_SERCOMM bool "SFR Neufbox 4 (Sercomm)" select BUILTIN_DTB diff --git a/arch/mips/boot/dts/brcm/Makefile b/arch/mips/boot/dts/brcm/Makefile index 8281ec65d436..a698e845ec53 100644 --- a/arch/mips/boot/dts/brcm/Makefile +++ b/arch/mips/boot/dts/brcm/Makefile @@ -11,9 +11,11 @@ dtb-$(CONFIG_DT_BCM97420C) += bcm97420c.dtb dtb-$(CONFIG_DT_BCM97425SVMB) += bcm97425svmb.dtb dtb-$(CONFIG_DT_BCM97435SVMB) += bcm97435svmb.dtb dtb-$(CONFIG_DT_COMTREND_VR3032U) += bcm63268-comtrend-vr-3032u.dtb +dtb-$(CONFIG_DT_NETGEAR_CVG834G) += bcm3368-netgear-cvg834g.dtb dtb-$(CONFIG_DT_SFR_NEUFBOX4_SERCOMM) += bcm6358-neufbox4-sercomm.dtb dtb-$(CONFIG_DT_NONE) += \ + bcm3368-netgear-cvg834g.dtb \ bcm6358-neufbox4-sercomm.dtb \ bcm63268-comtrend-vr-3032u.dtb \ bcm93384wvg.dtb \ diff --git a/arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts b/arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts new file mode 100644 index 000000000000..2f2e80fdcde8 --- /dev/null +++ b/arch/mips/boot/dts/brcm/bcm3368-netgear-cvg834g.dts @@ -0,0 +1,22 @@ +/dts-v1/; + +/include/ "bcm3368.dtsi" + +/ { + compatible = "netgear,cvg834g", "brcm,bcm3368"; + model = "NETGEAR CVG834G"; + + memory@0 { + device_type = "memory"; + reg = <0x00000000 0x02000000>; + }; + + chosen { + bootargs = "console=ttyS0,115200"; + stdout-path = &uart0; + }; +}; + +&uart0 { + status = "okay"; +}; diff --git a/arch/mips/boot/dts/brcm/bcm3368.dtsi b/arch/mips/boot/dts/brcm/bcm3368.dtsi new file mode 100644 index 000000000000..bee855cb8073 --- /dev/null +++ b/arch/mips/boot/dts/brcm/bcm3368.dtsi @@ -0,0 +1,101 @@ +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "brcm,bcm3368"; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + mips-hpt-frequency = <150000000>; + + cpu@0 { + compatible = "brcm,bmips4350"; + device_type = "cpu"; + reg = <0>; + }; + + cpu@1 { + compatible = "brcm,bmips4350"; + device_type = "cpu"; + reg = <1>; + }; + }; + + clocks { + periph_clk: periph-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <50000000>; + }; + }; + + aliases { + serial0 = &uart0; + serial1 = &uart1; + }; + + cpu_intc: interrupt-controller { + #address-cells = <0>; + compatible = "mti,cpu-interrupt-controller"; + + interrupt-controller; + #interrupt-cells = <1>; + }; + + ubus { + #address-cells = <1>; + #size-cells = <1>; + + compatible = "simple-bus"; + ranges; + + periph_cntl: syscon@fff8c000 { + compatible = "syscon"; + reg = <0xfff8c000 0xc>; + native-endian; + }; + + reboot: syscon-reboot@fff8c008 { + compatible = "syscon-reboot"; + regmap = <&periph_cntl>; + offset = <0x8>; + mask = <0x1>; + }; + + periph_intc: interrupt-controller@fff8c00c { + compatible = "brcm,bcm6345-l1-intc"; + reg = <0xfff8c00c 0x8>; + + interrupt-controller; + #interrupt-cells = <1>; + + interrupt-parent = <&cpu_intc>; + interrupts = <2>; + }; + + uart0: serial@fff8c100 { + compatible = "brcm,bcm6345-uart"; + reg = <0xfff8c100 0x18>; + + interrupt-parent = <&periph_intc>; + interrupts = <2>; + + clocks = <&periph_clk>; + + status = "disabled"; + }; + + uart1: serial@fff8c120 { + compatible = "brcm,bcm6345-uart"; + reg = <0xfff8c120 0x18>; + + interrupt-parent = <&periph_intc>; + interrupts = <3>; + + clocks = <&periph_clk>; + + status = "disabled"; + }; + }; +}; -- 2.39.5