netdev - [PATCH net-next v1 4/4] net: phy: Kconfig: Add broadcom PTP PHY library

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Date:   Sat, 23 Apr 2022 19:23:56 -0700
From:   Jonathan Lemon <jonathan.lemon@...il.com>
To:     f.fainelli@...il.com, bcm-kernel-feedback-list@...adcom.com,
        andrew@...n.ch, hkallweit1@...il.com, linux@...linux.org.uk,
        richardcochran@...il.com
Cc:     netdev@...r.kernel.org, kernel-team@...com
Subject: [PATCH net-next v1 4/4] net: phy: Kconfig: Add broadcom PTP PHY library

Add a Broadcom PTP PHY library, initially supporting the BCM54213PE
found in the RPi CM4.

Signed-off-by: Jonathan Lemon <jonathan.lemon@...il.com>
---
 drivers/net/phy/Kconfig  | 10 ++++++++++
 drivers/net/phy/Makefile |  1 +
 2 files changed, 11 insertions(+)

diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index ea7571a2b39b..66f9c9cc51cf 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -101,6 +101,16 @@ config BROADCOM_PHY
 	  Currently supports the BCM5411, BCM5421, BCM5461, BCM54616S, BCM5464,
 	  BCM5481, BCM54810 and BCM5482 PHYs.
 
+config BCM_NET_PHYPTP
+	tristate "Broadcom PHY PTP support"
+	depends on NETWORK_PHY_TIMESTAMPING
+	depends on PHYLIB
+	depends on PTP_1588_CLOCK
+	depends on BROADCOM_PHY
+	depends on NET_PTP_CLASSIFY
+	help
+	  Supports PTP timestamping for certain Broadcom PHYs.
+
 config BCM54140_PHY
 	tristate "Broadcom BCM54140 PHY"
 	depends on PHYLIB
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index b2728d00fc9a..bb21d4240a40 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -46,6 +46,7 @@ obj-$(CONFIG_BCM84881_PHY)	+= bcm84881.o
 obj-$(CONFIG_BCM87XX_PHY)	+= bcm87xx.o
 obj-$(CONFIG_BCM_CYGNUS_PHY)	+= bcm-cygnus.o
 obj-$(CONFIG_BCM_NET_PHYLIB)	+= bcm-phy-lib.o
+obj-$(CONFIG_BCM_NET_PHYPTP)	+= bcm-phy-ptp.o
 obj-$(CONFIG_BROADCOM_PHY)	+= broadcom.o
 obj-$(CONFIG_CICADA_PHY)	+= cicada.o
 obj-$(CONFIG_CORTINA_PHY)	+= cortina.o
-- 
2.31.1