From: Yangbo Lu <yangbo.lu@nxp.com>
To: netdev@vger.kernel.org, madalin.bucur@nxp.com,
Richard Cochran <richardcochran@gmail.com>,
Rob Herring <robh+dt@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
"David S . Miller" <davem@davemloft.net>
Cc: devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Yangbo Lu <yangbo.lu@nxp.com>
Subject: [v4, 03/10] dt-binding: ptp_qoriq: add DPAA FMan support
Date: Mon, 25 Jun 2018 20:37:09 +0800 [thread overview]
Message-ID: <20180625123716.28993-4-yangbo.lu@nxp.com> (raw)
In-Reply-To: <20180625123716.28993-1-yangbo.lu@nxp.com>
This patch is to add bindings description for DPAA
FMan 1588 timer, and also remove its description in
fsl-fman dt-bindings document.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Acked-by: Madalin Bucur <madalin.bucur@nxp.com>
---
Changes for v2:
- None.
Changes for v3:
- None.
Changes for v4:
- Added ACKs and review.
---
Documentation/devicetree/bindings/net/fsl-fman.txt | 25 +-------------------
.../devicetree/bindings/ptp/ptp-qoriq.txt | 15 +++++++++--
2 files changed, 13 insertions(+), 27 deletions(-)
diff --git a/Documentation/devicetree/bindings/net/fsl-fman.txt b/Documentation/devicetree/bindings/net/fsl-fman.txt
index df873d1..74603dd 100644
--- a/Documentation/devicetree/bindings/net/fsl-fman.txt
+++ b/Documentation/devicetree/bindings/net/fsl-fman.txt
@@ -356,30 +356,7 @@ ethernet@e0000 {
============================================================================
FMan IEEE 1588 Node
-DESCRIPTION
-
-The FMan interface to support IEEE 1588
-
-
-PROPERTIES
-
-- compatible
- Usage: required
- Value type: <stringlist>
- Definition: A standard property.
- Must include "fsl,fman-ptp-timer".
-
-- reg
- Usage: required
- Value type: <prop-encoded-array>
- Definition: A standard property.
-
-EXAMPLE
-
-ptp-timer@fe000 {
- compatible = "fsl,fman-ptp-timer";
- reg = <0xfe000 0x1000>;
-};
+Refer to Documentation/devicetree/bindings/ptp/ptp-qoriq.txt
=============================================================================
FMan MDIO Node
diff --git a/Documentation/devicetree/bindings/ptp/ptp-qoriq.txt b/Documentation/devicetree/bindings/ptp/ptp-qoriq.txt
index 0f569d8..c5d0e79 100644
--- a/Documentation/devicetree/bindings/ptp/ptp-qoriq.txt
+++ b/Documentation/devicetree/bindings/ptp/ptp-qoriq.txt
@@ -2,7 +2,8 @@
General Properties:
- - compatible Should be "fsl,etsec-ptp"
+ - compatible Should be "fsl,etsec-ptp" for eTSEC
+ Should be "fsl,fman-ptp-timer" for DPAA FMan
- reg Offset and length of the register set for the device
- interrupts There should be at least two interrupts. Some devices
have as many as four PTP related interrupts.
@@ -43,14 +44,22 @@ Clock Properties:
value, which will be directly written in those bits, that is why,
according to reference manual, the next clock sources can be used:
+ For eTSEC,
<0> - external high precision timer reference clock (TSEC_TMR_CLK
input is used for this purpose);
<1> - eTSEC system clock;
<2> - eTSEC1 transmit clock;
<3> - RTC clock input.
- When this attribute is not used, eTSEC system clock will serve as
- IEEE 1588 timer reference clock.
+ For DPAA FMan,
+ <0> - external high precision timer reference clock (TMR_1588_CLK)
+ <1> - MAC system clock (1/2 FMan clock)
+ <2> - reserved
+ <3> - RTC clock oscillator
+
+ When this attribute is not used, the IEEE 1588 timer reference clock
+ will use the eTSEC system clock (for Gianfar) or the MAC system
+ clock (for DPAA).
Example:
--
1.7.1
next prev parent reply other threads:[~2018-06-25 12:39 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-25 12:37 [v4, 00/10] Support DPAA PTP clock and timestamping Yangbo Lu
2018-06-25 12:37 ` [v4, 01/10] fsl/fman: share the event interrupt Yangbo Lu
2018-06-25 12:37 ` [v4, 02/10] ptp: support DPAA FMan 1588 timer in ptp_qoriq Yangbo Lu
2018-06-25 12:37 ` Yangbo Lu [this message]
2018-06-25 12:37 ` [v4, 04/10] powerpc/mpc85xx: move ptp timer out of fman in dts Yangbo Lu
2018-06-25 12:37 ` [v4, 05/10] arm64: dts: fsl: move ptp timer out of fman Yangbo Lu
2018-06-25 12:37 ` [v4, 06/10] fsl/fman: add set_tstamp interface Yangbo Lu
2018-06-25 12:37 ` [v4, 07/10] fsl/fman_port: support getting timestamp Yangbo Lu
2018-06-25 12:37 ` [v4, 08/10] fsl/fman: define frame description command UPD Yangbo Lu
2018-06-25 12:37 ` [v4, 09/10] dpaa_eth: add support for hardware timestamping Yangbo Lu
2018-06-25 12:37 ` [v4, 10/10] dpaa_eth: add the get_ts_info interface for ethtool Yangbo Lu
2018-06-26 13:18 ` [v4, 00/10] Support DPAA PTP clock and timestamping David Miller
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