From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Fainelli Subject: [PATCH net-next v4 04/13] net: dsa: provide a switch device device tree node pointer Date: Mon, 25 Aug 2014 21:49:32 -0700 Message-ID: <1409028581-17399-5-git-send-email-f.fainelli@gmail.com> References: <1409028581-17399-1-git-send-email-f.fainelli@gmail.com> Cc: Florian Fainelli , davem@davemloft.net, linville@tuxdriver.com, jhs@mojatatu.com, alexander.duyck@gmail.com To: netdev@vger.kernel.org Return-path: Received: from mail-pd0-f181.google.com ([209.85.192.181]:59359 "EHLO mail-pd0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755476AbaHZEub (ORCPT ); Tue, 26 Aug 2014 00:50:31 -0400 Received: by mail-pd0-f181.google.com with SMTP id g10so21395610pdj.40 for ; Mon, 25 Aug 2014 21:50:31 -0700 (PDT) In-Reply-To: <1409028581-17399-1-git-send-email-f.fainelli@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: We might need to fetch additional resources from the device tree node pointer, such as register ranges or other properties. Keep a device_node pointer around for this. Signed-off-by: Florian Fainelli --- include/net/dsa.h | 7 +++++++ net/dsa/dsa.c | 1 + 2 files changed, 8 insertions(+) diff --git a/include/net/dsa.h b/include/net/dsa.h index 6e26f1e4d8ce..decc62709acd 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -15,6 +15,7 @@ #include #include #include +#include #define DSA_MAX_SWITCHES 4 #define DSA_MAX_PORTS 12 @@ -26,6 +27,12 @@ struct dsa_chip_data { struct device *mii_bus; int sw_addr; + /* Device tree node pointer for this specific switch chip + * used during switch setup in case additional properties + * and resources needs to be used + */ + struct device_node *of_node; + /* * The names of the switch's ports. Use "cpu" to * designate the switch port that the cpu is connected to, diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 62a8c91bba48..1ad18cfd1a3e 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -410,6 +410,7 @@ static int dsa_of_probe(struct platform_device *pdev) chip_index++; cd = &pd->chip[chip_index]; + cd->of_node = child; cd->mii_bus = &mdio_bus->dev; sw_addr = of_get_property(child, "reg", NULL); -- 1.9.1