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| author | Stefan Roese <sr@denx.de> | 2012-03-16 11:42:11 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2012-03-27 01:01:21 +0100 |
| commit | 6551ab5d30d6bf0cea0c6cb294686ce3c7fc6042 (patch) | |
| tree | ba88add42bc6bf9d72feeb142afd601782051cdc /Documentation | |
| parent | f7e3dd8f48faad24334f7bea048ea59a2c766587 (diff) | |
| download | op-kernel-dev-6551ab5d30d6bf0cea0c6cb294686ce3c7fc6042.zip op-kernel-dev-6551ab5d30d6bf0cea0c6cb294686ce3c7fc6042.tar.gz | |
mtd: add device-tree support to spear_smi
This patch adds support to configure the SPEAr SMI driver via
device-tree instead of platform_data.
Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/mtd/spear_smi.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mtd/spear_smi.txt b/Documentation/devicetree/bindings/mtd/spear_smi.txt new file mode 100644 index 0000000..7248aad --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/spear_smi.txt @@ -0,0 +1,31 @@ +* SPEAr SMI + +Required properties: +- compatible : "st,spear600-smi" +- reg : Address range of the mtd chip +- #address-cells, #size-cells : Must be present if the device has sub-nodes + representing partitions. +- interrupt-parent: Should be the phandle for the interrupt controller + that services interrupts for this device +- interrupts: Should contain the STMMAC interrupts +- clock-rate : Functional clock rate of SMI in Hz + +Optional properties: +- st,smi-fast-mode : Flash supports read in fast mode + +Example: + + smi: flash@fc000000 { + compatible = "st,spear600-smi"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0xfc000000 0x1000>; + interrupt-parent = <&vic1>; + interrupts = <12>; + clock-rate = <50000000>; /* 50MHz */ + + flash@f8000000 { + st,smi-fast-mode; + ... + }; + }; |
