diff options
Diffstat (limited to 'target/linux/mvebu/patches-3.10/0082-net-mvneta-add-support-for-fixed-links.patch')
| -rw-r--r-- | target/linux/mvebu/patches-3.10/0082-net-mvneta-add-support-for-fixed-links.patch | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-3.10/0082-net-mvneta-add-support-for-fixed-links.patch b/target/linux/mvebu/patches-3.10/0082-net-mvneta-add-support-for-fixed-links.patch new file mode 100644 index 0000000..019d809 --- /dev/null +++ b/target/linux/mvebu/patches-3.10/0082-net-mvneta-add-support-for-fixed-links.patch @@ -0,0 +1,90 @@ +From 350a4e8e9d517d2d7c48bc915da5b1e30163add3 Mon Sep 17 00:00:00 2001 +From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Date: Mon, 15 Jul 2013 17:34:10 +0200 +Subject: [PATCH 082/203] net: mvneta: add support for fixed links + +Following the introduction of of_phy_register_fixed_link(), this patch +introduces fixed link support in the mvneta driver, for Marvell Armada +370/XP SOCs. + +Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +--- + .../bindings/net/marvell-armada-370-neta.txt | 24 +++++++++++++++++++--- + drivers/net/ethernet/marvell/mvneta.c | 18 +++++++++++----- + 2 files changed, 34 insertions(+), 8 deletions(-) + +--- a/Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt ++++ b/Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt +@@ -4,13 +4,21 @@ Required properties: + - compatible: should be "marvell,armada-370-neta". + - reg: address and length of the register set for the device. + - interrupts: interrupt for the device +-- phy: A phandle to a phy node defining the PHY address (as the reg +- property, a single integer). + - phy-mode: The interface between the SoC and the PHY (a string that + of_get_phy_mode() can understand) + - clocks: a pointer to the reference clock for this device. + +-Example: ++Optional properties: ++ ++- phy: A phandle to a phy node defining the PHY address (as the reg ++ property, a single integer). Note: if this property isn't present, ++ then fixed link is assumed, and the 'fixed-link' property is ++ mandatory. ++- fixed-link: A 5 elements array that describe a fixed link, see ++ fixed-link.txt for details. Note: if a 'phy' property is present, ++ this 'fixed-link' property is ignored. ++ ++Examples: + + ethernet@d0070000 { + compatible = "marvell,armada-370-neta"; +@@ -21,3 +29,13 @@ ethernet@d0070000 { + phy = <&phy0>; + phy-mode = "rgmii-id"; + }; ++ ++ethernet@d0070000 { ++ compatible = "marvell,armada-370-neta"; ++ reg = <0xd0070000 0x2500>; ++ interrupts = <8>; ++ clocks = <&gate_clk 4>; ++ status = "okay"; ++ fixed-link = <1 1 1000 0 0>; ++ phy-mode = "rgmii-id"; ++}; +--- a/drivers/net/ethernet/marvell/mvneta.c ++++ b/drivers/net/ethernet/marvell/mvneta.c +@@ -2360,8 +2360,12 @@ static int mvneta_mdio_probe(struct mvne + { + struct phy_device *phy_dev; + +- phy_dev = of_phy_connect(pp->dev, pp->phy_node, mvneta_adjust_link, 0, +- pp->phy_interface); ++ if (pp->phy_node) ++ phy_dev = of_phy_connect(pp->dev, pp->phy_node, mvneta_adjust_link, 0, ++ pp->phy_interface); ++ else ++ phy_dev = of_phy_connect_fixed_link(pp->dev, mvneta_adjust_link, ++ pp->phy_interface); + if (!phy_dev) { + netdev_err(pp->dev, "could not find the PHY\n"); + return -ENODEV; +@@ -2719,9 +2723,13 @@ static int mvneta_probe(struct platform_ + + phy_node = of_parse_phandle(dn, "phy", 0); + if (!phy_node) { +- dev_err(&pdev->dev, "no associated PHY\n"); +- err = -ENODEV; +- goto err_free_irq; ++ /* No 'phy' found, see if we have a 'fixed-link' ++ * property */ ++ err = of_phy_register_fixed_link(dn); ++ if (err < 0) { ++ dev_err(&pdev->dev, "no 'phy' or 'fixed-link' properties\n"); ++ goto err_free_irq; ++ } + } + + phy_mode = of_get_phy_mode(dn); |