Mini U-Boot is running out of OCM and it's only purpose is to program non volatile memories. There are different configurations which qspi can be that's why describe them via DT. DT binding is already approved that's why there is no reason not to add it.
Signed-off-by: Michal Simek michal.simek@amd.com ---
Core support for dual-stacked/parallel configuration is here: https://lore.kernel.org/r/20231020031817.267959-1-venkatesh.abbarapu@amd.com... --- arch/arm/dts/Makefile | 6 ++++++ arch/arm/dts/zynq-cse-qspi-parallel.dts | 22 ++++++++++++++++++++++ arch/arm/dts/zynq-cse-qspi-stacked.dts | 22 ++++++++++++++++++++++ arch/arm/dts/zynq-cse-qspi-x1-single.dts | 16 ++++++++++++++++ arch/arm/dts/zynq-cse-qspi-x1-stacked.dts | 22 ++++++++++++++++++++++ arch/arm/dts/zynq-cse-qspi-x2-single.dts | 16 ++++++++++++++++ arch/arm/dts/zynq-cse-qspi-x2-stacked.dts | 22 ++++++++++++++++++++++ 7 files changed, 126 insertions(+) create mode 100644 arch/arm/dts/zynq-cse-qspi-parallel.dts create mode 100644 arch/arm/dts/zynq-cse-qspi-stacked.dts create mode 100644 arch/arm/dts/zynq-cse-qspi-x1-single.dts create mode 100644 arch/arm/dts/zynq-cse-qspi-x1-stacked.dts create mode 100644 arch/arm/dts/zynq-cse-qspi-x2-single.dts create mode 100644 arch/arm/dts/zynq-cse-qspi-x2-stacked.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 96066a2b6b87..faea47e81bdd 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -372,6 +372,12 @@ dtb-$(CONFIG_ARCH_ZYNQ) += \ zynq-cse-nand.dtb \ zynq-cse-nor.dtb \ zynq-cse-qspi-single.dtb \ + zynq-cse-qspi-parallel.dtb \ + zynq-cse-qspi-stacked.dtb \ + zynq-cse-qspi-x1-single.dtb \ + zynq-cse-qspi-x1-stacked.dtb \ + zynq-cse-qspi-x2-single.dtb \ + zynq-cse-qspi-x2-stacked.dtb \ zynq-dlc20-rev1.0.dtb \ zynq-microzed.dtb \ zynq-minized.dtb \ diff --git a/arch/arm/dts/zynq-cse-qspi-parallel.dts b/arch/arm/dts/zynq-cse-qspi-parallel.dts new file mode 100644 index 000000000000..afa6348cf595 --- /dev/null +++ b/arch/arm/dts/zynq-cse-qspi-parallel.dts @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Xilinx CSE QSPI Quad Parallel DTS + * + * Copyright (C) 2015 - 2017 Xilinx, Inc. + */ + +#include "zynq-cse-qspi.dtsi" + +/ { + model = "Zynq CSE QSPI PARALLEL Board"; +}; + +&qspi { + num-cs = <2>; +}; + +&flash0 { + reg = <0>, <1>; + parallel-memories = /bits/ 64 <0x1000000 0x1000000>; /* 16MB */ + spi-rx-bus-width = <4>; +}; diff --git a/arch/arm/dts/zynq-cse-qspi-stacked.dts b/arch/arm/dts/zynq-cse-qspi-stacked.dts new file mode 100644 index 000000000000..47859f7ea84c --- /dev/null +++ b/arch/arm/dts/zynq-cse-qspi-stacked.dts @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Xilinx CSE QSPI Quad Stacked DTS + * + * Copyright (C) 2015 - 2017 Xilinx, Inc. + */ + +#include "zynq-cse-qspi.dtsi" + +/ { + model = "Zynq CSE QSPI STACKED Board"; +}; + +&qspi { + num-cs = <2>; +}; + +&flash0 { + reg = <0>, <1>; + stacked-memories = /bits/ 64 <0x1000000 0x1000000>; /* 16MB */ + spi-rx-bus-width = <4>; +}; diff --git a/arch/arm/dts/zynq-cse-qspi-x1-single.dts b/arch/arm/dts/zynq-cse-qspi-x1-single.dts new file mode 100644 index 000000000000..c14fb422b7fd --- /dev/null +++ b/arch/arm/dts/zynq-cse-qspi-x1-single.dts @@ -0,0 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Xilinx CSE QSPI x1 Single DTS + * + * Copyright (C) 2015 - 2017 Xilinx, Inc. + */ + +#include "zynq-cse-qspi.dtsi" + +/ { + model = "Zynq CSE QSPI X1 SINGLE Board"; +}; + +&flash0 { + spi-rx-bus-width = <1>; +}; diff --git a/arch/arm/dts/zynq-cse-qspi-x1-stacked.dts b/arch/arm/dts/zynq-cse-qspi-x1-stacked.dts new file mode 100644 index 000000000000..0f4d414a2534 --- /dev/null +++ b/arch/arm/dts/zynq-cse-qspi-x1-stacked.dts @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Xilinx CSE QSPI x1 Stacked DTS + * + * Copyright (C) 2015 - 2017 Xilinx, Inc. + */ + +#include "zynq-cse-qspi.dtsi" + +/ { + model = "Zynq CSE QSPI X1 STACKED Board"; +}; + +&qspi { + num-cs = <2>; +}; + +&flash0 { + reg = <0>, <1>; + stacked-memories = /bits/ 64 <0x1000000 0x1000000>; /* 16MB */ + spi-rx-bus-width = <1>; +}; diff --git a/arch/arm/dts/zynq-cse-qspi-x2-single.dts b/arch/arm/dts/zynq-cse-qspi-x2-single.dts new file mode 100644 index 000000000000..11be06385da2 --- /dev/null +++ b/arch/arm/dts/zynq-cse-qspi-x2-single.dts @@ -0,0 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Xilinx CSE QSPI x2 Single DTS + * + * Copyright (C) 2015 - 2017 Xilinx, Inc. + */ + +#include "zynq-cse-qspi.dtsi" + +/ { + model = "Zynq CSE QSPI X2 SINGLE Board"; +}; + +&flash0 { + spi-rx-bus-width = <2>; +}; diff --git a/arch/arm/dts/zynq-cse-qspi-x2-stacked.dts b/arch/arm/dts/zynq-cse-qspi-x2-stacked.dts new file mode 100644 index 000000000000..d1b42e9269bc --- /dev/null +++ b/arch/arm/dts/zynq-cse-qspi-x2-stacked.dts @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Xilinx CSE QSPI x2 Stacked DTS + * + * Copyright (C) 2015 - 2017 Xilinx, Inc. + */ + +#include "zynq-cse-qspi.dtsi" + +/ { + model = "Zynq CSE QSPI X2 STACKED Board"; +}; + +&qspi { + num-cs = <2>; +}; + +&flash0 { + reg = <0>, <1>; + stacked-memories = /bits/ 64 <0x1000000 0x1000000>; /* 16MB */ + spi-rx-bus-width = <2>; +};