Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751835AbdGRSeN (ORCPT ); Tue, 18 Jul 2017 14:34:13 -0400 Received: from mx0a-00010702.pphosted.com ([148.163.156.75]:56214 "EHLO mx0b-00010702.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751490AbdGRSeM (ORCPT ); Tue, 18 Jul 2017 14:34:12 -0400 From: Nathan Sullivan To: , CC: , , , Nathan Sullivan Subject: [PATCH v6] MIPS: NI 169445 board support Date: Tue, 18 Jul 2017 13:29:09 -0500 Message-ID: <1500402549-12090-1-git-send-email-nathan.sullivan@ni.com> X-Mailer: git-send-email 2.1.4 MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-07-18_09:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_policy_notspam policy=outbound_policy score=30 priorityscore=1501 malwarescore=0 suspectscore=2 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=30 reason=mlx scancount=1 engine=8.0.1-1706020000 definitions=main-1707180288 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6826 Lines: 269 Support the National Instruments 169445 board. Signed-off-by: Nathan Sullivan --- Changes since v5: - make device tree addresses on the internal bus relative, and compile with W=2 to be sure they are in the right format. Documentation/devicetree/bindings/mips/ni.txt | 7 ++ MAINTAINERS | 8 ++ arch/mips/boot/dts/Makefile | 1 + arch/mips/boot/dts/ni/169445.dts | 100 ++++++++++++++++++++++++ arch/mips/boot/dts/ni/Makefile | 7 ++ arch/mips/configs/generic/board-ni169445.config | 27 +++++++ arch/mips/generic/Kconfig | 6 ++ arch/mips/generic/vmlinux.its.S | 25 ++++++ 8 files changed, 181 insertions(+) create mode 100644 Documentation/devicetree/bindings/mips/ni.txt create mode 100644 arch/mips/boot/dts/ni/169445.dts create mode 100644 arch/mips/boot/dts/ni/Makefile create mode 100644 arch/mips/configs/generic/board-ni169445.config diff --git a/Documentation/devicetree/bindings/mips/ni.txt b/Documentation/devicetree/bindings/mips/ni.txt new file mode 100644 index 0000000..722bf2d --- /dev/null +++ b/Documentation/devicetree/bindings/mips/ni.txt @@ -0,0 +1,7 @@ +National Instruments MIPS platforms + +required root node properties: + - compatible: must be "ni,169445" + +CPU Nodes + - compatible: must be "mti,mips14KEc" diff --git a/MAINTAINERS b/MAINTAINERS index 7d9bd4a..73fa2e0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -9294,6 +9294,14 @@ F: include/linux/sunrpc/ F: include/uapi/linux/nfs* F: include/uapi/linux/sunrpc/ +NI169445 MIPS ARCHITECTURE +M: Nathan Sullivan +L: linux-mips@linux-mips.org +S: Maintained +F: arch/mips/boot/dts/ni/ +F: arch/mips/configs/generic/board-ni169445.config +F: Documentation/devicetree/bindings/mips/ni.txt + NILFS2 FILESYSTEM M: Ryusuke Konishi L: linux-nilfs@vger.kernel.org diff --git a/arch/mips/boot/dts/Makefile b/arch/mips/boot/dts/Makefile index b9db492..27b0f37 100644 --- a/arch/mips/boot/dts/Makefile +++ b/arch/mips/boot/dts/Makefile @@ -4,6 +4,7 @@ dts-dirs += img dts-dirs += ingenic dts-dirs += lantiq dts-dirs += mti +dts-dirs += ni dts-dirs += netlogic dts-dirs += pic32 dts-dirs += qca diff --git a/arch/mips/boot/dts/ni/169445.dts b/arch/mips/boot/dts/ni/169445.dts new file mode 100644 index 0000000..5389ef4 --- /dev/null +++ b/arch/mips/boot/dts/ni/169445.dts @@ -0,0 +1,100 @@ +/dts-v1/; + +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "ni,169445"; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu@0 { + device_type = "cpu"; + compatible = "mti,mips14KEc"; + clocks = <&baseclk>; + reg = <0>; + }; + }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x10000000>; + }; + + baseclk: baseclock { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <50000000>; + }; + + cpu_intc: interrupt-controller { + #address-cells = <0>; + compatible = "mti,cpu-interrupt-controller"; + interrupt-controller; + #interrupt-cells = <1>; + }; + + ahb@1f300000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x1f300000 0x80FFF>; + + gpio1: gpio@10 { + compatible = "ni,169445-nand-gpio"; + reg = <0x10 0x4>; + reg-names = "dat"; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio2: gpio@14 { + compatible = "ni,169445-nand-gpio"; + reg = <0x14 0x4>; + reg-names = "dat"; + gpio-controller; + #gpio-cells = <2>; + no-output; + }; + + nand@0 { + compatible = "gpio-control-nand"; + nand-on-flash-bbt; + nand-ecc-mode = "soft_bch"; + nand-ecc-step-size = <512>; + nand-ecc-strength = <4>; + reg = <0x0 4>; + gpios = <&gpio2 0 0>, /* rdy */ + <&gpio1 1 0>, /* nce */ + <&gpio1 2 0>, /* ale */ + <&gpio1 3 0>, /* cle */ + <&gpio1 4 0>; /* nwp */ + }; + + serial@80000 { + compatible = "ns16550a"; + reg = <0x80000 0x1000>; + interrupt-parent = <&cpu_intc>; + interrupts = <6>; + clocks = <&baseclk>; + reg-shift = <0>; + }; + + ethernet@40000 { + compatible = "snps,dwmac-4.10a"; + interrupt-parent = <&cpu_intc>; + interrupts = <5>; + interrupt-names = "macirq"; + reg = <0x40000 0x2000>; + clock-names = "stmmaceth", "pclk"; + clocks = <&baseclk>, <&baseclk>; + + phy-mode = "rgmii"; + + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + }; +}; diff --git a/arch/mips/boot/dts/ni/Makefile b/arch/mips/boot/dts/ni/Makefile new file mode 100644 index 0000000..66cfdff --- /dev/null +++ b/arch/mips/boot/dts/ni/Makefile @@ -0,0 +1,7 @@ +dtb-$(CONFIG_FIT_IMAGE_FDT_NI169445) += 169445.dtb + +# Force kbuild to make empty built-in.o if necessary +obj- += dummy.o + +always := $(dtb-y) +clean-files := *.dtb *.dtb.S diff --git a/arch/mips/configs/generic/board-ni169445.config b/arch/mips/configs/generic/board-ni169445.config new file mode 100644 index 0000000..0bae1f8 --- /dev/null +++ b/arch/mips/configs/generic/board-ni169445.config @@ -0,0 +1,27 @@ +CONFIG_FIT_IMAGE_FDT_NI169445=y + +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_OF_PLATFORM=y + +CONFIG_GPIOLIB=y +CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_GENERIC_PLATFORM=y + +CONFIG_MTD=y +CONFIG_MTD_BLOCK=y +CONFIG_MTD_CMDLINE_PARTS=y + +CONFIG_MTD_NAND_ECC=y +CONFIG_MTD_NAND_ECC_BCH=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_GPIO=y +CONFIG_MTD_NAND_IDS=y + +CONFIG_MTD_UBI=y +CONFIG_MTD_UBI_BLOCK=y + +CONFIG_NETDEVICES=y +CONFIG_STMMAC_ETH=y +CONFIG_STMMAC_PLATFORM=y +CONFIG_DWMAC_GENERIC=y diff --git a/arch/mips/generic/Kconfig b/arch/mips/generic/Kconfig index a606b3f..fbf0813 100644 --- a/arch/mips/generic/Kconfig +++ b/arch/mips/generic/Kconfig @@ -16,4 +16,10 @@ config LEGACY_BOARD_SEAD3 Enable this to include support for booting on MIPS SEAD-3 FPGA-based development boards, which boot using a legacy boot protocol. +config FIT_IMAGE_FDT_NI169445 + bool "Include FDT for NI 169445" + help + Enable this to include the FDT for the 169445 platform from + National Instruments in the FIT kernel image. + endif diff --git a/arch/mips/generic/vmlinux.its.S b/arch/mips/generic/vmlinux.its.S index f67fbf1..de851f7 100644 --- a/arch/mips/generic/vmlinux.its.S +++ b/arch/mips/generic/vmlinux.its.S @@ -29,3 +29,28 @@ }; }; }; + +#ifdef CONFIG_FIT_IMAGE_FDT_NI169445 +/ { + images { + fdt@ni169445 { + description = "NI 169445 device tree"; + data = /incbin/("boot/dts/ni/169445.dtb"); + type = "flat_dt"; + arch = "mips"; + compression = "none"; + hash@0 { + algo = "sha1"; + }; + }; + }; + + configurations { + conf@ni169445 { + description = "NI 169445 Linux Kernel"; + kernel = "kernel@0"; + fdt = "fdt@ni169445"; + }; + }; +}; +#endif -- 2.1.4