On 07/19/2017 10:31 AM, Marc Gonzalez wrote:
The current code supports enabling RGMII RX and TX clock delays.
The unstated assumption is that these settings are disabled by
default at reset, which is not the case.
RX clock delay is enabled at reset. And TX clock delay "survives"
across SW resets. Thus, if the bootloader enables TX clock delay,
it will remain enabled at reset in Linux.
Provide disable functions to configure the RGMII clock delays
exactly as specified in the fwspec.
I only use SGMII mode, and I tested and can confirm that this patch does
not break SGMII, so:
Acked-by: Timur Tabi <ti...@codeaurora.org>
--
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm
Technologies, Inc. Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.
