Thread (39 messages) flat view 39 messages, 5 authors, 2021-06-10
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Revision v22 of 3 in this series.

Revisions (3)
  1. v20 [diff vs current]
  2. v22 current
  3. v23 [diff vs current]

[PATCH v22 08/18] dt-binding: memory: pl353-smc: Enhance the description of the reg property

From: Miquel Raynal <miquel.raynal@bootlin.com>
Date: 2021-06-09 08:02:56
Also in: linux-arm-kernel, lkml
Subsystem: memory controller drivers, open firmware and flattened device tree bindings, the rest · Maintainers: Krzysztof Kozlowski, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

The SMC bus controller features several register sets. The one pointed
by the reg property is for the SMC configuration (impacts the
sub-controllers configuration), while the others are meant to be used to
send regular cycles on the memory bus (eg. CMD, ADDR, DATA for a NAND
device). Detail this a little bit for the sake of clarity.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---
 .../devicetree/bindings/memory-controllers/pl353-smc.txt       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt
index ecd46856f139..ba6a5426f62b 100644
--- a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt
@@ -5,7 +5,8 @@ of memory interfaces: NAND and memory mapped interfaces (such as SRAM or NOR).
 
 Required properties:
 - compatible		: Should be "arm,pl353-smc-r2p1", "arm,primecell".
-- reg			: Controller registers map and length.
+- reg			: SMC controller and sub-controllers configuration
+			  registers.
 - clock-names		: List of input clock names - "memclk", "apb_pclk"
 			  (See clock bindings for details).
 - clocks		: Clock phandles (see clock bindings for details).
-- 
2.27.0
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