Re: [PATCH v1 1/2] dt-bindings: i3c: Add NPCM845 i3c controller
From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2024-08-01 14:57:55
Also in:
linux-i3c, lkml, openbmc
From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2024-08-01 14:57:55
Also in:
linux-i3c, lkml, openbmc
On 01/08/2024 09:19, Stanley Chu wrote:
The npcm845 i3c devicetree binding follows the basic i3c bindings and add the properties for allowing to adjust the SDA/SCL timing to meet different requirements. Signed-off-by: Stanley Chu <yschu@nuvoton.com> Signed-off-by: James Chiang <redacted>
:
+ description: | + The i3c open drain frequency is 1MHz by default. + If need to use different frequency, specify the clock high/low period directly. + i3c-od-scl-hi-perios-ns specifies the high period ns of the SCL clock cycle in open drain mode. + When i3c-od-scl-hi-period-ns and i3c-od-scl-lo-period-ns are specified, the i3c od frequency is + decided by these two properties. + i3c-od-scl-hi-period-ns should be equal to i3c-pp-scl-hi-period-ns or i3c-od-scl-lo-period-ns. + + i3c-od-scl-lo-period-ns: + description: | + The low period ns of the SCL clock cycle in open drain mode. i3c-od-scl-lo-period-ns should be + multiple of i3c-pp-scl-hi-period-ns. + + enable-hj:
Missing vendor prefix. Best regards, Krzysztof