From b72ae753b73cbc4b488dcdbf997faec199c8bb3f Mon Sep 17 00:00:00 2001 From: John Crispin Date: Thu, 21 Mar 2013 18:29:02 +0100 Subject: [PATCH 108/121] MIPS: add rt2880 dts files Add a dtsi file for RT2880 SoC and a sample dts file. This SoC is first one that was released in this SoC family. Signed-off-by: John Crispin --- arch/mips/ralink/Kconfig | 4 ++ arch/mips/ralink/dts/Makefile | 1 + arch/mips/ralink/dts/rt2880.dtsi | 116 ++++++++++++++++++++++++++++++++++ arch/mips/ralink/dts/rt2880_eval.dts | 52 +++++++++++++++ 4 files changed, 173 insertions(+) create mode 100644 arch/mips/ralink/dts/rt2880.dtsi create mode 100644 arch/mips/ralink/dts/rt2880_eval.dts diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig index 6723b94..0d312fc 100644 --- a/arch/mips/ralink/Kconfig +++ b/arch/mips/ralink/Kconfig @@ -26,6 +26,10 @@ choice config DTB_RT_NONE bool "None" + config DTB_RT2880_EVAL + bool "RT2880 eval kit" + depends on SOC_RT288X + config DTB_RT305X_EVAL bool "RT305x eval kit" depends on SOC_RT305X diff --git a/arch/mips/ralink/dts/Makefile b/arch/mips/ralink/dts/Makefile index 1a69fb3..f635a01 100644 --- a/arch/mips/ralink/dts/Makefile +++ b/arch/mips/ralink/dts/Makefile @@ -1 +1,2 @@ +obj-$(CONFIG_DTB_RT2880_EVAL) := rt2880_eval.dtb.o obj-$(CONFIG_DTB_RT305X_EVAL) := rt3052_eval.dtb.o diff --git a/arch/mips/ralink/dts/rt2880.dtsi b/arch/mips/ralink/dts/rt2880.dtsi new file mode 100644 index 0000000..b51c227 --- /dev/null +++ b/arch/mips/ralink/dts/rt2880.dtsi @@ -0,0 +1,116 @@ +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "ralink,rt2880-soc"; + + cpus { + cpu@0 { + compatible = "mips,mips24KEc"; + }; + }; + + chosen { + bootargs = "console=ttyS0,57600 init=/init"; + }; + + cpuintc: cpuintc@0 { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + compatible = "mti,cpu-interrupt-controller"; + }; + + palmbus@10000000 { + compatible = "palmbus"; + reg = <0x10000000 0x200000>; + ranges = <0x0 0x10000000 0x1FFFFF>; + + #address-cells = <1>; + #size-cells = <1>; + + sysc@300000 { + compatible = "ralink,rt2880-sysc"; + reg = <0x300000 0x100>; + }; + + timer@300100 { + compatible = "ralink,rt2880-timer"; + reg = <0x300100 0x20>; + + interrupt-parent = <&intc>; + interrupts = <1>; + + status = "disabled"; + }; + + watchdog@300120 { + compatible = "ralink,rt2880-wdt"; + reg = <0x300120 0x10>; + }; + + intc: intc@300200 { + compatible = "ralink,rt2880-intc"; + reg = <0x300200 0x100>; + + interrupt-controller; + #interrupt-cells = <1>; + + interrupt-parent = <&cpuintc>; + interrupts = <2>; + }; + + memc@300300 { + compatible = "ralink,rt2880-memc"; + reg = <0x300300 0x100>; + }; + + gpio0: gpio@300600 { + compatible = "ralink,rt2880-gpio"; + reg = <0x300600 0x34>; + + gpio-controller; + #gpio-cells = <2>; + + ralink,num-gpios = <24>; + ralink,register-map = [ 00 04 08 0c + 20 24 28 2c + 30 34 ]; + }; + + gpio1: gpio@300638 { + compatible = "ralink,rt2880-gpio"; + reg = <0x300638 0x24>; + + gpio-controller; + #gpio-cells = <2>; + + ralink,num-gpios = <16>; + ralink,register-map = [ 00 04 08 0c + 10 14 18 1c + 20 24 ]; + }; + + gpio2: gpio@300660 { + compatible = "ralink,rt2880-gpio"; + reg = <0x300660 0x24>; + + gpio-controller; + #gpio-cells = <2>; + + ralink,num-gpios = <32>; + ralink,register-map = [ 00 04 08 0c + 10 14 18 1c + 20 24 ]; + }; + + uartlite@300c00 { + compatible = "ralink,rt2880-uart", "ns16550a"; + reg = <0x300c00 0x100>; + + interrupt-parent = <&intc>; + interrupts = <12>; + + reg-shift = <2>; + }; + }; +}; diff --git a/arch/mips/ralink/dts/rt2880_eval.dts b/arch/mips/ralink/dts/rt2880_eval.dts new file mode 100644 index 0000000..7c74e16 --- /dev/null +++ b/arch/mips/ralink/dts/rt2880_eval.dts @@ -0,0 +1,52 @@ +/dts-v1/; + +/include/ "rt2880.dtsi" + +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "ralink,rt2880-eval-board", "ralink,rt2880-soc"; + model = "Ralink RT2880 evaluation board"; + + memory@8000000 { + reg = <0x0 0x2000000>; + }; + + palmbus@10000000 { + sysc@300000 { + ralink,pinmmux = "uartlite", "spi"; + ralink,uartmux = "gpio"; + ralink,wdtmux = <0>; + }; + }; + + cfi@1f000000 { + compatible = "cfi-flash"; + reg = <0x1f000000 0x800000>; + + bank-width = <2>; + device-width = <2>; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "uboot"; + reg = <0x0 0x30000>; + read-only; + }; + partition@30000 { + label = "uboot-env"; + reg = <0x30000 0x10000>; + read-only; + }; + partition@40000 { + label = "calibration"; + reg = <0x40000 0x10000>; + read-only; + }; + partition@50000 { + label = "linux"; + reg = <0x50000 0x7b0000>; + }; + }; +}; -- 1.7.10.4