On 1/22/24 23:59, Johan Jonker wrote:
In the driver spi-rockchip.c max_native_cs is limited to 4 and the
default num-cs property is 1. Restrict num-cs in spi-rockchip.yaml.
Doesn't num-cs include gpio chip selects too?
I have a setup with num-cs = <12> which uses non-native cs-gpios just fine
Luis
Signed-off-by: Johan Jonker <jbx6244@xxxxxxxxx>
---
Documentation/devicetree/bindings/spi/spi-rockchip.yaml | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/spi/spi-rockchip.yaml b/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
index e4941e9212d1..00d555bcbad3 100644
--- a/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
@@ -65,6 +65,11 @@ properties:
- const: tx
- const: rx
+ num-cs:
+ default: 1
+ minimum: 1
+ maximum: 4
+
rx-sample-delay-ns:
default: 0
description:
--
2.39.2
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