From mboxrd@z Thu Jan 1 00:00:00 1970 From: b38611@freescale.com (Fugang Duan) Date: Tue, 20 May 2014 14:50:44 +0800 Subject: [PATCH v1 1/2] ARM: dts: imx6sl: add fec sleep pinctrl for pin PM state In-Reply-To: <1400568645-10214-1-git-send-email-b38611@freescale.com> References: <1400568645-10214-1-git-send-email-b38611@freescale.com> Message-ID: <1400568645-10214-2-git-send-email-b38611@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- 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