From 0623013ca629d311be2114314ddaf220604493d3 Mon Sep 17 00:00:00 2001 From: Suman Anna Date: Thu, 19 Jan 2017 09:44:11 -0800 Subject: [PATCH] ARM: dts: keystone-k2e: Add PSC reset controller node The Power Sleep Controller (PSC) module contains specific memory-mapped registers that can be used to perform reset management using specific bits for the DSPs available on the SoC. The PSC is defined using a syscon node, and the reset functionality is defined using a child syscon reset controller node. Add this syscon reset controller node as well as the reset control data for the resets it supports for the 66AK2E SoCs. Signed-off-by: Andrew F. Davis Signed-off-by: Suman Anna Signed-off-by: Santosh Shilimkar --- arch/arm/boot/dts/keystone-k2e.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/boot/dts/keystone-k2e.dtsi b/arch/arm/boot/dts/keystone-k2e.dtsi index 9d1d8a64d10e..0dd4cdd6d40c 100644 --- a/arch/arm/boot/dts/keystone-k2e.dtsi +++ b/arch/arm/boot/dts/keystone-k2e.dtsi @@ -8,6 +8,8 @@ * published by the Free Software Foundation. */ +#include + / { compatible = "ti,k2e", "ti,keystone"; model = "Texas Instruments Keystone 2 Edison SoC"; @@ -94,6 +96,17 @@ }; }; + psc: power-sleep-controller@02350000 { + pscrst: reset-controller { + compatible = "ti,k2e-pscrst", "ti,syscon-reset"; + #reset-cells = <1>; + + ti,reset-bits = < + 0xa3c 8 0xa3c 8 0x83c 8 (ASSERT_CLEAR | DEASSERT_SET | STATUS_CLEAR) /* 0: dsp0 */ + >; + }; + }; + dspgpio0: keystone_dsp_gpio@02620240 { compatible = "ti,keystone-dsp-gpio"; gpio-controller;