linux-kernel - Re: [PATCH] net/macb: add DT support

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Message-ID: <20111202172854.GB4998@totoro>
Date:	Fri, 2 Dec 2011 17:28:54 +0000
From:	Jamie Iles <jamie@...ieiles.com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	robherring2@...il.com, devicetree-discuss@...ts.ozlabs.org,
	netdev@...r.kernel.org, plagnioj@...osoft.com,
	linux-arm-kernel@...ts.infradead.org, grant.likely@...retlab.ca,
	linux-kernel@...r.kernel.org, jamie@...ieiles.com
Subject: Re: [PATCH] net/macb: add DT support

Hi Nicolas,

On Fri, Dec 02, 2011 at 06:14:10PM +0100, Nicolas Ferre wrote:
> From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
> 
> Allow the device tree to provide the mac address and the phy mode.
> 
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
> [nicolas.ferre@...el.com: change "compatible" node property, doc and DT hwaddr]
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
> Cc: Jamie Iles <jamie@...ieiles.com>

Looks nice to me.  There's a patch below to add the GEM stuff to the 
binding too if you want to role that in.

Acked-by: Jamie Iles <jamie@...ieiles.com>

8<----

diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt
index 7f0b90a..e09e3fb 100644
--- a/Documentation/devicetree/bindings/net/macb.txt
+++ b/Documentation/devicetree/bindings/net/macb.txt
@@ -1,9 +1,11 @@
-* Cadence MACB Ethernet controller
+* Cadence MACB/GEM Ethernet controller
 
 Required properties:
-- compatible: Should be "cdns,[<chip>-]macb"
+- compatible: Should be "cdns,[<chip>-]{macb,gem}"
   Use "cdns,at91sam9260-macb" Atmel at91sam9260 and at91sam9263 SoCs.
   Use "cdns,at32ap7000-macb" for other 10/100 usage or use the generic form: "cdns,macb"
+  Use "cnds,pc302-gem" for Picochip picoXcell pc302 and later devices based on
+  the Cadence GEM, or the generic form "cdns,gem".
 - reg: Address and length of the register set for the device
 - interrupts: Should contain macb interrupt
 - phy-mode: String, operation mode of the PHY interface.
diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index 103c6e6..89060e6 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -1247,6 +1247,8 @@ static const struct of_device_id macb_dt_ids[] = {
 	{ .compatible = "cdns,at32ap7000-macb" },
 	{ .compatible = "cdns,at91sam9260-macb" },
 	{ .compatible = "cdns,macb" },
+	{ .compatible = "cdns,pc302-gem" },
+	{ .compatible = "cdns,gem" },
 	{ /* sentinel */ }
 };
 
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