36 lines
1.2 KiB
Plaintext
36 lines
1.2 KiB
Plaintext
Altera QUADSPI driver
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Required properties:
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- compatible: Should be "altr,quadspi-1.0"
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- reg: Address and length of the register set for the device. It contains
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the information of registers in the same order as described by reg-names
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- reg-names: Should contain the reg names
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"avl_csr": Should contain the register configuration base address
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"avl_mem": Should contain the data base address
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- #address-cells: Must be <1>.
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- #size-cells: Must be <0>.
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- flash device tree subnode, there must be a node with the following fields:
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- compatible: Should contain the flash name:
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1. EPCS: epcs16, epcs64, epcs128
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2. EPCQ: epcq16, epcq32, epcq64, epcq128, epcq256, epcq512, epcq1024
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3. EPCQ-L: epcql256, epcql512, epcql1024
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- #address-cells: please refer to /mtd/partition.txt
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- #size-cells: please refer to /mtd/partition.txt
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For partitions inside each flash, please refer to /mtd/partition.txt
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Example:
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quadspi_controller_0: quadspi@0x180014a0 {
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compatible = "altr,quadspi-1.0";
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reg = <0x180014a0 0x00000020>,
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<0x14000000 0x04000000>;
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reg-names = "avl_csr", "avl_mem";
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#address-cells = <1>;
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#size-cells = <0>;
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flash0: epcq512@0 {
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compatible = "altr,epcq512";
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#address-cells = <1>;
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#size-cells = <1>;
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};
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};
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