arm: dts: rk322x: add rockchip-suspend node

Change-Id: I1bdc66e4e8db55cdc02709bf0eb901ea037c5a60
Signed-off-by: XiaoDong Huang <derrick.huang@rock-chips.com>

diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index 3946c8c0697ab6c670b370ad231ccdc0d85226df..c3cac5c80e2dd4708b9f68f565893307fbe402d1 100644 (file)
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/rk322x.dtsi
@@ -43,6 +43,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/pinctrl/rockchip.h>
 #include <dt-bindings/clock/rk3228-cru.h>
+#include <dt-bindings/suspend/rockchip-rk322x.h>
 #include <dt-bindings/thermal/thermal.h>
 #include "skeleton.dtsi"
 
@@ -1025,4 +1026,15 @@
                        };
                };
        };
+
+       rockchip_suspend: rockchip-suspend {
+               compatible = "rockchip,pm-rk322x";
+               status = "disabled";
+               rockchip,sleep-mode-config = <
+                       (0
+                       |RKPM_CTR_GTCLKS
+                       |RKPM_CTR_IDLESRAM_MD
+                       )
+               >;
+       };
 };

diff --git a/include/dt-bindings/suspend/rockchip-rk322x.h b/include/dt-bindings/suspend/rockchip-rk322x.h
new file mode 100644 (file)
index 0000000..882ae05
--- /dev/null
+++ b/include/dt-bindings/suspend/rockchip-rk322x.h
@@ -0,0 +1,57 @@
+/*
+ * Header providing constants for Rockchip suspend bindings.
+ *
+ * Copyright (C) 2017, Fuzhou Rockchip Electronics Co., Ltd
+ * Author: XiaoDong.Huang
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __DT_BINDINGS_SUSPEND_ROCKCHIP_RK322X_H__
+#define __DT_BINDINGS_SUSPEND_ROCKCHIP_RK322X_H__
+
+#ifndef BIT
+#define BIT(nr)                                (1 << (nr))
+#endif
+
+/* the suspend mode */
+#define RKPM_CTR_PWR_DMNS              BIT(0)
+#define RKPM_CTR_GTCLKS                        BIT(1)
+#define RKPM_CTR_PLLS                  BIT(2)
+#define RKPM_CTR_VOLTS                 BIT(3)
+#define RKPM_CTR_GPIOS                 BIT(4)
+#define RKPM_CTR_DDR                   BIT(5)
+#define RKPM_CTR_PMIC                  BIT(6)
+
+/* system clk is 24M,and div to min */
+#define RKPM_CTR_SYSCLK_DIV            BIT(7)
+/* switch sysclk to 32k, need hardwart support, and div to min */
+#define RKPM_CTR_SYSCLK_32K            BIT(8)
+/* switch sysclk to 32k,disable 24M OSC,
+ * need hardwart susport. and div to min
+ */
+#define RKPM_CTR_SYSCLK_OSC_DIS                BIT(9)
+#define RKPM_CTR_VOL_PWM0              BIT(10)
+#define RKPM_CTR_VOL_PWM1              BIT(11)
+#define RKPM_CTR_VOL_PWM2              BIT(12)
+#define RKPM_CTR_VOL_PWM3              BIT(13)
+#define RKPM_CTR_BUS_IDLE              BIT(14)
+#define RKPM_CTR_SRAM                  BIT(15)
+/*Low Power Function Selection*/
+#define RKPM_CTR_IDLESRAM_MD           BIT(16)
+#define RKPM_CTR_IDLEAUTO_MD           BIT(17)
+#define RKPM_CTR_ARMDP_LPMD            BIT(18)
+#define RKPM_CTR_ARMOFF_LPMD           BIT(19)
+#define RKPM_CTR_ARMLOGDP_LPMD         BIT(20)
+#define RKPM_CTR_ARMOFF_LOGDP_LPMD     BIT(21)
+#define RKPM_CTR_ARMLOGOFF_DLPMD       BIT(22)
+
+#endif