1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * OMAP2/3 Clock Management (CM) register definitions 4 * 5 * Copyright (C) 2007-2009 Texas Instruments, Inc. 6 * Copyright (C) 2007-2010 Nokia Corporation 7 * Paul Walmsley 8 * 9 * The CM hardware modules on the OMAP2/3 are quite similar to each 10 * other. The CM modules/instances on OMAP4 are quite different, so 11 * they are handled in a separate file. 12 */ 13#ifndef __ARCH_ASM_MACH_OMAP2_CM3XXX_H 14#define __ARCH_ASM_MACH_OMAP2_CM3XXX_H 15 16#include "prcm-common.h" 17#include "cm2xxx_3xxx.h" 18 19#define OMAP34XX_CM_REGADDR(module, reg) \ 20 OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg)) 21 22 23/* 24 * OMAP3-specific global CM registers 25 * Use cm_{read,write}_reg() with these registers. 26 * These registers appear once per CM module. 27 */ 28 29#define OMAP3430_CM_SYSCONFIG 0x0010 30#define OMAP3430_CM_POLCTRL 0x009c 31 32#define OMAP3_CM_CLKOUT_CTRL_OFFSET 0x0070 33#define OMAP3430_CM_CLKOUT_CTRL OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070) 34 35/* 36 * Module specific CM register offsets from CM_BASE + domain offset 37 * Use cm_{read,write}_mod_reg() with these registers. 38 * These register offsets generally appear in more than one PRCM submodule. 39 */ 40 41/* OMAP3-specific register offsets */ 42 43#define OMAP3430_CM_CLKEN_PLL 0x0004 44#define OMAP3430ES2_CM_CLKEN2 0x0004 45#define OMAP3430ES2_CM_FCLKEN3 0x0008 46#define OMAP3430_CM_IDLEST_PLL CM_IDLEST2 47#define OMAP3430_CM_AUTOIDLE_PLL CM_AUTOIDLE2 48#define OMAP3430ES2_CM_AUTOIDLE2_PLL CM_AUTOIDLE2 49#define OMAP3430_CM_CLKSEL1 CM_CLKSEL 50#define OMAP3430_CM_CLKSEL1_PLL CM_CLKSEL 51#define OMAP3430_CM_CLKSEL2_PLL CM_CLKSEL2 52#define OMAP3430_CM_SLEEPDEP CM_CLKSEL2 53#define OMAP3430_CM_CLKSEL3 OMAP2_CM_CLKSTCTRL 54#define OMAP3430_CM_CLKSTST 0x004c 55#define OMAP3430ES2_CM_CLKSEL4 0x004c 56#define OMAP3430ES2_CM_CLKSEL5 0x0050 57#define OMAP3430_CM_CLKSEL2_EMU 0x0050 58#define OMAP3430_CM_CLKSEL3_EMU 0x0054 59 60 61/* CM_IDLEST bit field values to indicate deasserted IdleReq */ 62 63#define OMAP34XX_CM_IDLEST_VAL 1 64 65 66#ifndef __ASSEMBLER__ 67 68extern void omap3_cm_save_context(void); 69extern void omap3_cm_restore_context(void); 70extern void omap3_cm_save_scratchpad_contents(u32 *ptr); 71 72int __init omap3xxx_cm_init(const struct omap_prcm_init_data *data); 73 74#endif 75 76#endif 77