Merge tag 'omap-for-v4.17/am-pm-signed' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc

Pull "Add am335x and am437x PM code for v4.17" from Tony Lindgren:

This series of changes from Dave Gerlach adds the PM related
code to allow low-power suspend states. The code consists of
the SoC specific assembly code and a related PM driver.

* tag 'omap-for-v4.17/am-pm-signed' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  soc: ti: Add pm33xx driver for basic suspend support
  ARM: OMAP2+: pm33xx-core: Add platform code needed for PM
  ARM: OMAP2+: Introduce low-level suspend code for AM43XX
  ARM: OMAP2+: Introduce low-level suspend code for AM33XX

include/linux/platform_data/pm33xx.h

@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * TI pm33xx platform data
+ *
+ * Copyright (C) 2016-2018 Texas Instruments, Inc.
+ *	Dave Gerlach <d-gerlach@ti.com>
+ */
+
+#ifndef _LINUX_PLATFORM_DATA_PM33XX_H
+#define _LINUX_PLATFORM_DATA_PM33XX_H
+
+#include <linux/kbuild.h>
+#include <linux/types.h>
+
+#ifndef __ASSEMBLER__
+struct am33xx_pm_sram_addr {
+	void (*do_wfi)(void);
+	unsigned long *do_wfi_sz;
+	unsigned long *resume_offset;
+	unsigned long *emif_sram_table;
+	unsigned long *ro_sram_data;
+};
+
+struct am33xx_pm_platform_data {
+	int	(*init)(void);
+	int	(*soc_suspend)(unsigned int state, int (*fn)(unsigned long));
+	struct  am33xx_pm_sram_addr *(*get_sram_addrs)(void);
+};
+
+struct am33xx_pm_sram_data {
+	u32 wfi_flags;
+	u32 l2_aux_ctrl_val;
+	u32 l2_prefetch_ctrl_val;
+} __packed __aligned(8);
+
+struct am33xx_pm_ro_sram_data {
+	u32 amx3_pm_sram_data_virt;
+	u32 amx3_pm_sram_data_phys;
+} __packed __aligned(8);
+
+#endif /* __ASSEMBLER__ */
+#endif /* _LINUX_PLATFORM_DATA_PM33XX_H */