This patch adds a basic group of devicetrees, one for each cpu family, including actually just uart and dspi devices, since these are the drivers supporting devicetree (support added in this patch-set).
Acked-by: Jagan Teki jagan@amarulasolutions.com Signed-off-by: Angelo Dureghello angelo@sysam.it --- Changes for v2: - add mcf54xx.dtsi and mcf537x.dtsi Changes for v3: - none Changes for v4: - none --- arch/m68k/dts/mcf5208.dtsi | 36 ++++++++ arch/m68k/dts/mcf5227x.dtsi | 48 ++++++++++ arch/m68k/dts/mcf523x.dtsi | 44 ++++++++++ arch/m68k/dts/mcf5249.dtsi | 38 ++++++++ arch/m68k/dts/mcf5253.dtsi | 44 ++++++++++ arch/m68k/dts/mcf5271.dtsi | 44 ++++++++++ arch/m68k/dts/mcf5272.dtsi | 38 ++++++++ arch/m68k/dts/mcf5275.dtsi | 44 ++++++++++ arch/m68k/dts/mcf5282.dtsi | 44 ++++++++++ arch/m68k/dts/mcf5301x.dtsi | 48 ++++++++++ arch/m68k/dts/mcf5307.dtsi | 39 +++++++++ arch/m68k/dts/mcf5329.dtsi | 36 ++++++++ arch/m68k/dts/mcf537x.dtsi | 36 ++++++++ arch/m68k/dts/mcf5441x.dtsi | 87 +++++++++++++++++++ arch/m68k/dts/mcf5445x.dtsi | 48 ++++++++++ arch/m68k/dts/mcf54xx.dtsi | 40 +++++++++ doc/device-tree-bindings/serial/mcf-uart.txt | 19 ++++ doc/device-tree-bindings/spi/spi-mcf-dspi.txt | 30 +++++++ 18 files changed, 763 insertions(+) create mode 100644 arch/m68k/dts/mcf5208.dtsi create mode 100644 arch/m68k/dts/mcf5227x.dtsi create mode 100644 arch/m68k/dts/mcf523x.dtsi create mode 100644 arch/m68k/dts/mcf5249.dtsi create mode 100644 arch/m68k/dts/mcf5253.dtsi create mode 100644 arch/m68k/dts/mcf5271.dtsi create mode 100644 arch/m68k/dts/mcf5272.dtsi create mode 100644 arch/m68k/dts/mcf5275.dtsi create mode 100644 arch/m68k/dts/mcf5282.dtsi create mode 100644 arch/m68k/dts/mcf5301x.dtsi create mode 100644 arch/m68k/dts/mcf5307.dtsi create mode 100644 arch/m68k/dts/mcf5329.dtsi create mode 100644 arch/m68k/dts/mcf537x.dtsi create mode 100644 arch/m68k/dts/mcf5441x.dtsi create mode 100644 arch/m68k/dts/mcf5445x.dtsi create mode 100644 arch/m68k/dts/mcf54xx.dtsi create mode 100644 doc/device-tree-bindings/serial/mcf-uart.txt create mode 100644 doc/device-tree-bindings/spi/spi-mcf-dspi.txt
diff --git a/arch/m68k/dts/mcf5208.dtsi b/arch/m68k/dts/mcf5208.dtsi new file mode 100644 index 0000000000..558d8bf41a --- /dev/null +++ b/arch/m68k/dts/mcf5208.dtsi @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5208"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; + + uart1: uart@fc064000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc064000 0x40>; + status = "disabled"; + }; + + uart2: uart@fc068000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc068000 0x40>; + status = "disabled"; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5227x.dtsi b/arch/m68k/dts/mcf5227x.dtsi new file mode 100644 index 0000000000..8c95edddb6 --- /dev/null +++ b/arch/m68k/dts/mcf5227x.dtsi @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5227x"; + + aliases { + serial0 = &uart0; + spi0 = &dspi0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; + + uart1: uart@fc064000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc064000 0x40>; + status = "disabled"; + }; + + uart2: uart@fc068000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc068000 0x40>; + status = "disabled"; + }; + + dspi0: dspi@fc05c000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xfc05c000 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + }; +}; diff --git a/arch/m68k/dts/mcf523x.dtsi b/arch/m68k/dts/mcf523x.dtsi new file mode 100644 index 0000000000..9e79d472ec --- /dev/null +++ b/arch/m68k/dts/mcf523x.dtsi @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf523x"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + ipsbar: ipsbar@4000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x40000000 0x40000000>; + reg = <0x40000000 0x40000000>; + + uart0: uart@200 { + compatible = "fsl,mcf-uart"; + reg = <0x200 0x40>; + status = "disabled"; + }; + + uart1: uart@240 { + compatible = "fsl,mcf-uart"; + reg = <0x240 0x40>; + status = "disabled"; + }; + + uart2: uart@280 { + compatible = "fsl,mcf-uart"; + reg = <0x280 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5249.dtsi b/arch/m68k/dts/mcf5249.dtsi new file mode 100644 index 0000000000..248b3dc68b --- /dev/null +++ b/arch/m68k/dts/mcf5249.dtsi @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5249"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + mbar: mbar@10000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x10000000 0x10000>; + reg = <0x10000000 0x10000>; + + uart0: uart@1c0 { + compatible = "fsl,mcf-uart"; + reg = <0x1c0 0x40>; + status = "disabled"; + }; + + uart1: uart@200 { + compatible = "fsl,mcf-uart"; + reg = <0x200 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5253.dtsi b/arch/m68k/dts/mcf5253.dtsi new file mode 100644 index 0000000000..3bde2d6202 --- /dev/null +++ b/arch/m68k/dts/mcf5253.dtsi @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5253"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + mbar: mbar@10000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x10000000 0x10000>; + reg = <0x10000000 0x10000>; + + uart0: uart@1c0 { + compatible = "fsl,mcf-uart"; + reg = <0x1c0 0x40>; + status = "disabled"; + }; + + uart1: uart@200 { + compatible = "fsl,mcf-uart"; + reg = <0x200 0x40>; + status = "disabled"; + }; + + uart3: uart@c00 { + compatible = "fsl,mcf-uart"; + reg = <0xc00 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5271.dtsi b/arch/m68k/dts/mcf5271.dtsi new file mode 100644 index 0000000000..29355528d0 --- /dev/null +++ b/arch/m68k/dts/mcf5271.dtsi @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5271"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + ipsbar: ipsbar@4000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x40000000 0x40000000>; + reg = <0x40000000 0x40000000>; + + uart0: uart@200 { + compatible = "fsl,mcf-uart"; + reg = <0x200 0x40>; + status = "disabled"; + }; + + uart1: uart@240 { + compatible = "fsl,mcf-uart"; + reg = <0x240 0x40>; + status = "disabled"; + }; + + uart2: uart@280 { + compatible = "fsl,mcf-uart"; + reg = <0x280 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5272.dtsi b/arch/m68k/dts/mcf5272.dtsi new file mode 100644 index 0000000000..a56117728b --- /dev/null +++ b/arch/m68k/dts/mcf5272.dtsi @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5272"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + mbar: mbar@10000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x10000000 0x10000>; + reg = <0x10000000 0x10000>; + + uart0: uart@100 { + compatible = "fsl,mcf-uart"; + reg = <0x100 0x40>; + status = "disabled"; + }; + + uart1: uart@140 { + compatible = "fsl,mcf-uart"; + reg = <0x140 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5275.dtsi b/arch/m68k/dts/mcf5275.dtsi new file mode 100644 index 0000000000..b375609d4a --- /dev/null +++ b/arch/m68k/dts/mcf5275.dtsi @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5275"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + ipsbar: ipsbar@4000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x40000000 0x40000000>; + reg = <0x40000000 0x40000000>; + + uart0: uart@200 { + compatible = "fsl,mcf-uart"; + reg = <0x200 0x40>; + status = "disabled"; + }; + + uart1: uart@240 { + compatible = "fsl,mcf-uart"; + reg = <0x240 0x40>; + status = "disabled"; + }; + + uart2: uart@280 { + compatible = "fsl,mcf-uart"; + reg = <0x280 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5282.dtsi b/arch/m68k/dts/mcf5282.dtsi new file mode 100644 index 0000000000..3ad1be7bb5 --- /dev/null +++ b/arch/m68k/dts/mcf5282.dtsi @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5282"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + ipsbar: ipsbar@4000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x40000000 0x40000000>; + reg = <0x40000000 0x40000000>; + + uart0: uart@200 { + compatible = "fsl,mcf-uart"; + reg = <0x200 0x40>; + status = "disabled"; + }; + + uart1: uart@240 { + compatible = "fsl,mcf-uart"; + reg = <0x240 0x40>; + status = "disabled"; + }; + + uart2: uart@280 { + compatible = "fsl,mcf-uart"; + reg = <0x280 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5301x.dtsi b/arch/m68k/dts/mcf5301x.dtsi new file mode 100644 index 0000000000..0891e4dfd5 --- /dev/null +++ b/arch/m68k/dts/mcf5301x.dtsi @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5301x"; + + aliases { + serial0 = &uart0; + spi0 = &dspi0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; + + uart1: uart@fc064000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc064000 0x40>; + status = "disabled"; + }; + + uart2: uart@fc068000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc068000 0x40>; + status = "disabled"; + }; + + dspi0: dspi@fc05c000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xfc05c000 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5307.dtsi b/arch/m68k/dts/mcf5307.dtsi new file mode 100644 index 0000000000..e199cf9991 --- /dev/null +++ b/arch/m68k/dts/mcf5307.dtsi @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5307"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + /* MBAR */ + mbar: mbar@10000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x10000000 0x10000>; + reg = <0x10000000 0x10000>; + + uart0: uart@1c0 { + compatible = "fsl,mcf-uart"; + reg = <0x1c0 0x40>; + status = "disabled"; + }; + + uart1: uart@200 { + compatible = "fsl,mcf-uart"; + reg = <0x200 0x40>; + status = "disabled"; + }; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5329.dtsi b/arch/m68k/dts/mcf5329.dtsi new file mode 100644 index 0000000000..aeaa6430af --- /dev/null +++ b/arch/m68k/dts/mcf5329.dtsi @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5329"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; + + uart1: uart@fc064000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc064000 0x40>; + status = "disabled"; + }; + + uart2: uart@fc068000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc068000 0x40>; + status = "disabled"; + }; + }; +}; diff --git a/arch/m68k/dts/mcf537x.dtsi b/arch/m68k/dts/mcf537x.dtsi new file mode 100644 index 0000000000..aeaa6430af --- /dev/null +++ b/arch/m68k/dts/mcf537x.dtsi @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5329"; + + aliases { + serial0 = &uart0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; + + uart1: uart@fc064000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc064000 0x40>; + status = "disabled"; + }; + + uart2: uart@fc068000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc068000 0x40>; + status = "disabled"; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5441x.dtsi b/arch/m68k/dts/mcf5441x.dtsi new file mode 100644 index 0000000000..71b392adc3 --- /dev/null +++ b/arch/m68k/dts/mcf5441x.dtsi @@ -0,0 +1,87 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5441x"; + + aliases { + serial0 = &uart0; + spi0 = &dspi0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; + + uart1: uart@fc064000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc064000 0x40>; + status = "disabled"; + }; + + uart2: uart@fc068000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc068000 0x40>; + status = "disabled"; + }; + + uart3: uart@fc06c000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc06c000 0x40>; + status = "disabled"; + }; + + dspi0: dspi@fc05c000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xfc05c000 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + + dspi1: dspi@fc03c000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xfc03c000 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + + dspi2: dspi@ec038000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xec038000 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + + dspi3: dspi@ec03c000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xec03c00 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + }; +}; diff --git a/arch/m68k/dts/mcf5445x.dtsi b/arch/m68k/dts/mcf5445x.dtsi new file mode 100644 index 0000000000..ccbee29a6c --- /dev/null +++ b/arch/m68k/dts/mcf5445x.dtsi @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf5445x"; + + aliases { + serial0 = &uart0; + spi0 = &dspi0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; + + uart1: uart@fc064000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc064000 0x40>; + status = "disabled"; + }; + + uart2: uart@fc068000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc068000 0x40>; + status = "disabled"; + }; + + dspi0: dspi@fc05c000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xfc05c000 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + }; +}; diff --git a/arch/m68k/dts/mcf54xx.dtsi b/arch/m68k/dts/mcf54xx.dtsi new file mode 100644 index 0000000000..537bb424f3 --- /dev/null +++ b/arch/m68k/dts/mcf54xx.dtsi @@ -0,0 +1,40 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Angelo Dureghello angelo@sysam.it + */ + +/ { + compatible = "fsl,mcf54x5"; + + aliases { + /* TO DO, clarify on serial, this SoC seems to have SPC and + * no UARTS. + */ + spi0 = &dspi0; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + mbar: mbar@80000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x00000000 0x80000000 0x10000>; + reg = <0x80000000 0x10000>; + + dspi0: dspi@8a00 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x8a00 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + status = "disabled"; + }; + }; + }; +}; diff --git a/doc/device-tree-bindings/serial/mcf-uart.txt b/doc/device-tree-bindings/serial/mcf-uart.txt new file mode 100644 index 0000000000..d73f764c01 --- /dev/null +++ b/doc/device-tree-bindings/serial/mcf-uart.txt @@ -0,0 +1,19 @@ +Freescale ColdFire UART + +Required properties: +- compatible : should be "fsl,mcf-uart" +- reg: start address and size of the registers + +Example: + +soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + + uart0: uart@fc060000 { + compatible = "fsl,mcf-uart"; + reg = <0xfc060000 0x40>; + status = "disabled"; + }; +}; diff --git a/doc/device-tree-bindings/spi/spi-mcf-dspi.txt b/doc/device-tree-bindings/spi/spi-mcf-dspi.txt new file mode 100644 index 0000000000..860eb8ac85 --- /dev/null +++ b/doc/device-tree-bindings/spi/spi-mcf-dspi.txt @@ -0,0 +1,30 @@ +Freescale ColdFire DSPI controller + +Required properties: +- compatible : "fsl,mcf-dspi" +- #address-cells: <1>, as required by generic SPI binding +- #size-cells: <0>, also as required by generic SPI binding +- reg : offset and length of the register set for the device + +Optional properties: +- spi-max-frequency : max supported spi frequency +- num-cs : the number of the chipselect signals +- spi-mode: spi motorola mode, 0 to 3 +- ctar-params: CTAR0 to 7 register configuration, as an array + of 8 integer fields for each register, where each register + is defined as: <fmsz, pcssck, pasc, pdt, cssck, asc, dt, br>. + +Example: + +dspi0: dspi@fc05c000 { + compatible = "fsl,mcf-dspi"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0xfc05c000 0x100>; + spi-max-frequency = <50000000>; + num-cs = <4>; + spi-mode = <0>; + ctar-fields = <7, 0, 0, 0, 0, 0, 1, 6>, + <7, 0, 0, 0, 0, 0, 1, 6>, + <7, 0, 0, 0, 0, 0, 1, 6>; +};