From mboxrd@z Thu Jan 1 00:00:00 1970 From: sergei.shtylyov@cogentembedded.com (Sergei Shtylyov) Date: Wed, 29 Jul 2015 01:16:02 +0300 Subject: [PATCH RESEND] ARM: shmobile: silk: add Ether DT support In-Reply-To: <201404250239.39150.sergei.shtylyov@cogentembedded.com> References: <201404250239.39150.sergei.shtylyov@cogentembedded.com> Message-ID: <6826396.5PIZbPW8q4@wasted.cogentembedded.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Define the SILK board dependent part of the Ether device node. Enable DHCP and NFS root for the kernel booting. Based on the original patch by Vladimir Barinov . Signed-off-by: Sergei Shtylyov --- This patch is against the 'renesas-devel-20150728-v4.2-rc4' tag of Simon Horman's 'renesas.git' repo. It depends on just posted SILK board initial DT patch in order to apply and on R8A7794 PFC DT patch posted yesterday in order to compile. arch/arm/boot/dts/r8a7794-silk.dts | 28 +++++++++++++++++++++++++++- 1 file changed, 27 insertions(+), 1 deletion(-) Index: renesas/arch/arm/boot/dts/r8a7794-silk.dts =================================================================== --- renesas.orig/arch/arm/boot/dts/r8a7794-silk.dts +++ renesas/arch/arm/boot/dts/r8a7794-silk.dts @@ -22,7 +22,7 @@ }; chosen { - bootargs = "ignore_loglevel"; + bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp"; stdout-path = &scif2; }; @@ -41,6 +41,16 @@ renesas,groups = "scif2_data"; renesas,function = "scif2"; }; + + ether_pins: ether { + renesas,groups = "eth_link", "eth_mdio", "eth_rmii"; + renesas,function = "eth"; + }; + + phy1_pins: phy1 { + renesas,groups = "intc_irq8"; + renesas,function = "intc"; + }; }; &scif2 { @@ -49,3 +59,19 @@ status = "okay"; }; + +ðer { + pinctrl-0 = <ðer_pins &phy1_pins>; + pinctrl-names = "default"; + + phy-handle = <&phy1>; + renesas,ether-link-active-low; + status = "okay"; + + phy1: ethernet-phy at 1 { + reg = <1>; + interrupt-parent = <&irqc0>; + interrupts = <8 IRQ_TYPE_LEVEL_LOW>; + micrel,led-mode = <1>; + }; +};