From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- Documentation/devicetree/bindings/arm/omap/dmm.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/omap/dmm.txt (limited to 'Documentation/devicetree/bindings/arm/omap/dmm.txt') diff --git a/Documentation/devicetree/bindings/arm/omap/dmm.txt b/Documentation/devicetree/bindings/arm/omap/dmm.txt new file mode 100644 index 000000000..8bd6d0a23 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/omap/dmm.txt @@ -0,0 +1,22 @@ +OMAP Dynamic Memory Manager (DMM) bindings + +The dynamic memory manager (DMM) is a module located immediately in front of the +SDRAM controllers (called EMIFs on OMAP). DMM manages various aspects of memory +accesses such as priority generation amongst initiators, configuration of SDRAM +interleaving, optimizing transfer of 2D block objects, and provide MMU-like page +translation for initiators which need contiguous dma bus addresses. + +Required properties: +- compatible: Should contain "ti,omap4-dmm" for OMAP4 family + Should contain "ti,omap5-dmm" for OMAP5 and DRA7x family +- reg: Contains DMM register address range (base address and length) +- interrupts: Should contain an interrupt-specifier for DMM_IRQ. +- ti,hwmods: Name of the hwmod associated to DMM, which is typically "dmm" + +Example: + +dmm@4e000000 { + compatible = "ti,omap4-dmm"; + reg = <0x4e000000 0x800>; + ti,hwmods = "dmm"; +}; -- cgit v1.2.3