From: Shawn Guo <shawn.guo@freescale.com>
To: Fugang Duan <b38611@freescale.com>
Cc: <davem@davemloft.net>, <linux-arm-kernel@lists.infradead.org>,
<netdev@vger.kernel.org>, <kernel@pengutronix.de>,
<b20596@freescale.com>
Subject: Re: [PATCH v1 1/2] ARM: dts: imx6sl: add fec sleep pinctrl for pin PM state
Date: Wed, 21 May 2014 14:56:07 +0800 [thread overview]
Message-ID: <20140521065606.GC25299@dragon> (raw)
In-Reply-To: <1400568645-10214-2-git-send-email-b38611@freescale.com>
On Tue, May 20, 2014 at 02:50:44PM +0800, Fugang Duan wrote:
> when system suspend, need to set pins to low power state to
> save IO power consumption, there are three states of pinctrl:
> "default", "idle" and "sleep". Currently enet supports default
> and sleep state.
>
> Signed-off-by: Fugang Duan <B38611@freescale.com>
I understand that this dts patch can be applied independently. So
patch applied, thanks.
Shawn
> ---
> arch/arm/boot/dts/imx6sl-evk.dts | 16 +++++++++++++++-
> 1 files changed, 15 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
> index a8d9a93..050786d 100644
> --- a/arch/arm/boot/dts/imx6sl-evk.dts
> +++ b/arch/arm/boot/dts/imx6sl-evk.dts
> @@ -116,8 +116,9 @@
> };
>
> &fec {
> - pinctrl-names = "default";
> + pinctrl-names = "default", "sleep";
> pinctrl-0 = <&pinctrl_fec>;
> + pinctrl-1 = <&pinctrl_fec_sleep>;
> phy-mode = "rmii";
> status = "okay";
> };
> @@ -300,6 +301,19 @@
> >;
> };
>
> + pinctrl_fec_sleep: fecgrp-sleep {
> + fsl,pins = <
> + MX6SL_PAD_FEC_MDC__GPIO4_IO23 0x3080
> + MX6SL_PAD_FEC_CRS_DV__GPIO4_IO25 0x3080
> + MX6SL_PAD_FEC_RXD0__GPIO4_IO17 0x3080
> + MX6SL_PAD_FEC_RXD1__GPIO4_IO18 0x3080
> + MX6SL_PAD_FEC_TX_EN__GPIO4_IO22 0x3080
> + MX6SL_PAD_FEC_TXD0__GPIO4_IO24 0x3080
> + MX6SL_PAD_FEC_TXD1__GPIO4_IO16 0x3080
> + MX6SL_PAD_FEC_REF_CLK__GPIO4_IO26 0x3080
> + >;
> + };
> +
> pinctrl_i2c1: i2c1grp {
> fsl,pins = <
> MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x4001b8b1
> --
> 1.7.8
>
next prev parent reply other threads:[~2014-05-21 6:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-20 6:50 [PATCH v1 0/2] net: fec: Add fec sleep pinctrl for pin PM state Fugang Duan
2014-05-20 6:50 ` [PATCH v1 1/2] ARM: dts: imx6sl: add " Fugang Duan
2014-05-21 6:56 ` Shawn Guo [this message]
2014-05-20 6:50 ` [PATCH v1 2/2] net: fec: use pinctrl PM helpers Fugang Duan
2014-05-22 19:10 ` [PATCH v1 0/2] net: fec: Add fec sleep pinctrl for pin PM state David Miller
2014-05-27 9:04 ` fugang.duan
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