From f1fc59425ea73b8c946417fc1d2699ecdd84949a Mon Sep 17 00:00:00 2001 From: Anson Huang Date: Sat, 12 Oct 2013 13:35:12 -0400 Subject: [PATCH] ENGR00283540-01 dts:imx6sl: add fec sleep pinctrl for pin PM state 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: Anson Huang Signed-off-by: Fugang Duan --- arch/arm/boot/dts/imx6sl-evk.dts | 3 ++- arch/arm/boot/dts/imx6sl.dtsi | 13 +++++++++++++ 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts index f593a3a1299e..1e404789f683 100644 --- a/arch/arm/boot/dts/imx6sl-evk.dts +++ b/arch/arm/boot/dts/imx6sl-evk.dts @@ -153,8 +153,9 @@ }; &fec { - pinctrl-names = "default"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&pinctrl_fec_1>; + pinctrl-1 = <&pinctrl_fec_1_sleep>; phy-mode = "rmii"; phy-reset-gpios = <&gpio4 21 0>; /* GPIO4_21 */ phy-reset-duration = <1>; diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi index f03f2e1a92c6..9a5ab00e5bcd 100644 --- a/arch/arm/boot/dts/imx6sl.dtsi +++ b/arch/arm/boot/dts/imx6sl.dtsi @@ -942,6 +942,19 @@ MX6SL_PAD_FEC_REF_CLK__FEC_REF_OUT 0x4001b0a8 >; }; + + pinctrl_fec_1_sleep: fecgrp-1-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 + >; + }; }; i2c1 { -- 2.39.5