dpll: zl3073x: Fix build failure

JIRA: https://issues.redhat.com/browse/RHEL-105063

commit fa582ca
Author: Ivan Vecera <ivecera@redhat.com>
Date:   Sat Jul 26 20:41:45 2025 +0200

    dpll: zl3073x: Fix build failure

    If CONFIG_ZL3073X is enabled but both CONFIG_ZL3073X_I2C and
    CONFIG_ZL3073X_SPI are disabled, the compilation may fail because
    CONFIG_REGMAP is not enabled.

    Fix the issue by selecting CONFIG_REGMAP when CONFIG_ZL3073X is enabled.

    Fixes: 2df8e64 ("dpll: Add basic Microchip ZL3073x support")
    Signed-off-by: Ivan Vecera <ivecera@redhat.com>
    Link: https://patch.msgid.link/20250726184145.25769-1-ivecera@redhat.com
    Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Signed-off-by: Ivan Vecera <ivecera@redhat.com>

Author: ivecera

drivers/dpll/zl3073x/Kconfig

@@ -5,6 +5,7 @@ config ZL3073X
 	depends on NET
 	select DPLL
 	select NET_DEVLINK
+	select REGMAP
 	help
 	  This driver supports Microchip Azurite family DPLL/PTP/SyncE
 	  devices that support up to 5 independent DPLL channels,