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authorLinus Torvalds <torvalds@linux-foundation.org>2019-07-09 09:04:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-07-09 09:04:31 -0700
commit96407298ff6ef59c4554833d47d29c775d1e7652 (patch)
tree35e97d6bc77c0b05812e95cfcdb8b8f4086d138c /Documentation
parent8a3367cc8005842efcefc0cb5c29780370818572 (diff)
parentede2001569c32e5bafd2203c7272bbd3249e942e (diff)
downloadlinux-96407298ff6ef59c4554833d47d29c775d1e7652.tar.bz2
Merge tag 'i3c/for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux
Pull ic3 updates from Boris Brezillon: - Drop support for 10-bit I2C addresses - Add support for limited bus mode - Fix the Cadence DT binding doc - Use struct_size() to allocate a DEFSLVS packet * tag 'i3c/for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux: i3c: master: Use struct_size() helper dt-bindings: i3c: cdns: Use correct cells for I2C device i3c: dw: add limited bus mode support i3c: add mixed limited bus mode i3c: fix i2c and i3c scl rate by bus mode dt-bindings: i3c: Document dropped support for I2C 10 bit devices i3c: Drop support for I2C 10 bit addresing
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt2
-rw-r--r--Documentation/devicetree/bindings/i3c/i3c.txt4
2 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt b/Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt
index 69da2115abdc..1cf6182f888c 100644
--- a/Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt
+++ b/Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt
@@ -38,6 +38,6 @@ Example:
nunchuk: nunchuk@52 {
compatible = "nintendo,nunchuk";
- reg = <0x52 0x80000010 0>;
+ reg = <0x52 0x0 0x10>;
};
};
diff --git a/Documentation/devicetree/bindings/i3c/i3c.txt b/Documentation/devicetree/bindings/i3c/i3c.txt
index ab729a0a86ae..4ffe059f0fec 100644
--- a/Documentation/devicetree/bindings/i3c/i3c.txt
+++ b/Documentation/devicetree/bindings/i3c/i3c.txt
@@ -39,7 +39,9 @@ valid here, but several new properties have been added.
New constraint on existing properties:
--------------------------------------
- reg: contains 3 cells
- + first cell : still encoding the I2C address
+ + first cell : still encoding the I2C address. 10 bit addressing is not
+ supported. Devices with 10 bit address can't be properly passed through
+ DEFSLVS command.
+ second cell: shall be 0