On Thu, Jul 24, 2025 at 02:31:18PM +0200, Gatien Chevallier wrote:

+config STMMAC_RELATIVE_FLEX_PPS
+	bool "Support for STMMAC system time relative flexible PPS generation"
+	default n

There is no need for "default n" because the default default is n.

+	help
+	  Say Y to add the MAC system time to the arguments passed to the
+	  PTP driver when requesting a flexible PPS generation. This avoids
+	  the tedious task of passing an absolute time value when using sysfs
+	  entry.

How does a distro decide whether to enable or disable this option? What
does it depend on?

If it's only for some platforms and not others (due to causing
regressions) then what is a distro supposed to do with their kernels
that support multiple platforms?

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