From eecfe981cecd82791a72668a416727cb50935bdb Mon Sep 17 00:00:00 2001 From: Chris Zhong Date: Mon, 1 Dec 2014 16:52:19 +0800 Subject: ARM: dts: rockchip: add RK3288 suspend support add pmu sram node for suspend, add global_pwroff pinctrl. The pmu sram is used to store the resume code. global_pwroff is held low level at work, it would be pull to high when entering suspend. reference this in the board DTS file since some boards need it. Signed-off-by: Tony Xie Signed-off-by: Chris Zhong Reviewed-by: Doug Anderson Tested-by: Doug Anderson Signed-off-by: Heiko Stuebner --- arch/arm/boot/dts/rk3288.dtsi | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) (limited to 'arch/arm/boot/dts/rk3288.dtsi') diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 3aad41d873d3..2a878a35facc 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -506,6 +506,11 @@ }; }; + sram@ff720000 { + compatible = "rockchip,rk3288-pmu-sram", "mmio-sram"; + reg = <0xff720000 0x1000>; + }; + pmu: power-management@ff730000 { compatible = "rockchip,rk3288-pmu", "syscon"; reg = <0xff730000 0x100>; @@ -729,6 +734,24 @@ bias-disable; }; + sleep { + global_pwroff: global-pwroff { + rockchip,pins = <0 0 RK_FUNC_1 &pcfg_pull_none>; + }; + + ddrio_pwroff: ddrio-pwroff { + rockchip,pins = <0 1 RK_FUNC_1 &pcfg_pull_none>; + }; + + ddr0_retention: ddr0-retention { + rockchip,pins = <0 2 RK_FUNC_1 &pcfg_pull_up>; + }; + + ddr1_retention: ddr1-retention { + rockchip,pins = <0 3 RK_FUNC_1 &pcfg_pull_up>; + }; + }; + i2c0 { i2c0_xfer: i2c0-xfer { rockchip,pins = <0 15 RK_FUNC_1 &pcfg_pull_none>, -- cgit v1.2.3