diff mbox series

[2/2] i2c: mpc: Use the i2c-scl-clk-low-timeout-ms property

Message ID 20230312131933.248715-3-andi.shyti@kernel.org
State New
Headers show
Series Add the clock stretching i2c property | expand

Commit Message

Andi Shyti March 12, 2023, 1:19 p.m. UTC 
Now we have the i2c-scl-clk-low-timeout-ms property defined in
the binding. Use it and remove the previous "fsl,timeout".

Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Cc: Chris Packham <chris.packham@alliedtelesis.co.nz>
---
 Documentation/devicetree/bindings/i2c/i2c-mpc.yaml | 12 ++++++------
 drivers/i2c/busses/i2c-mpc.c                       |  3 ++-
 2 files changed, 8 insertions(+), 7 deletions(-)

Comments

Krzysztof Kozlowski March 12, 2023, 1:44 p.m. UTC | #1 
On 12/03/2023 14:19, Andi Shyti wrote:
> Now we have the i2c-scl-clk-low-timeout-ms property defined in
> the binding. Use it and remove the previous "fsl,timeout".
> 
> Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
> Cc: Chris Packham <chris.packham@alliedtelesis.co.nz>
> ---
>  Documentation/devicetree/bindings/i2c/i2c-mpc.yaml | 12 ++++++------

Ah, and I forgot: bindings are always separate patches from driver
changes. Cannot be mixed.

Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml b/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml
index 018e1b944424..c01547585456 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml
+++ b/Documentation/devicetree/bindings/i2c/i2c-mpc.yaml
@@ -41,11 +41,6 @@  properties:
       if defined, the clock settings from the bootloader are
       preserved (not touched)
 
-  fsl,timeout:
-    $ref: /schemas/types.yaml#/definitions/uint32
-    description: |
-      I2C bus timeout in microseconds
-
   fsl,i2c-erratum-a004447:
     $ref: /schemas/types.yaml#/definitions/flag
     description: |
@@ -53,6 +48,11 @@  properties:
       says that the standard i2c recovery scheme mechanism does
       not work and an alternate implementation is needed.
 
+  i2c-scl-clk-low-timeout-ms:
+    description:
+      Indicates the SCL timeouts which used to force the client
+      into a waiting state
+
 required:
   - compatible
   - reg
@@ -95,6 +95,6 @@  examples:
         interrupts = <43 2>;
         interrupt-parent = <&mpic>;
         clock-frequency = <400000>;
-        fsl,timeout = <10000>;
+        i2c-scl-clk-low-timeout-ms = <10000>;
     };
 ...
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index 81ac92bb4f6f..93c484efc3f3 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -846,7 +846,8 @@  static int fsl_i2c_probe(struct platform_device *op)
 			mpc_i2c_setup_8xxx(op->dev.of_node, i2c, clock);
 	}
 
-	prop = of_get_property(op->dev.of_node, "fsl,timeout", &plen);
+	prop = of_get_property(op->dev.of_node,
+			       "i2c-scl-clk-low-timeout-ms", &plen);
 	if (prop && plen == sizeof(u32)) {
 		mpc_ops.timeout = *prop * HZ / 1000000;
 		if (mpc_ops.timeout < 5)