| Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 1 | /* |
| 2 | * OMAP2/3 Clock Management (CM) register definitions |
| 3 | * |
| 4 | * Copyright (C) 2007-2009 Texas Instruments, Inc. |
| 5 | * Copyright (C) 2007-2010 Nokia Corporation |
| 6 | * Paul Walmsley |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | * |
| 12 | * The CM hardware modules on the OMAP2/3 are quite similar to each |
| 13 | * other. The CM modules/instances on OMAP4 are quite different, so |
| 14 | * they are handled in a separate file. |
| 15 | */ |
| 16 | #ifndef __ARCH_ASM_MACH_OMAP2_CM3XXX_H |
| 17 | #define __ARCH_ASM_MACH_OMAP2_CM3XXX_H |
| 18 | |
| 19 | #include "prcm-common.h" |
| 20 | #include "cm2xxx_3xxx.h" |
| 21 | |
| 22 | #define OMAP34XX_CM_REGADDR(module, reg) \ |
| 23 | OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg)) |
| 24 | |
| 25 | |
| 26 | /* |
| 27 | * OMAP3-specific global CM registers |
| 28 | * Use cm_{read,write}_reg() with these registers. |
| 29 | * These registers appear once per CM module. |
| 30 | */ |
| 31 | |
| 32 | #define OMAP3430_CM_SYSCONFIG 0x0010 |
| 33 | #define OMAP3430_CM_POLCTRL 0x009c |
| 34 | |
| 35 | #define OMAP3_CM_CLKOUT_CTRL_OFFSET 0x0070 |
| 36 | #define OMAP3430_CM_CLKOUT_CTRL OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070) |
| 37 | |
| 38 | /* |
| 39 | * Module specific CM register offsets from CM_BASE + domain offset |
| 40 | * Use cm_{read,write}_mod_reg() with these registers. |
| 41 | * These register offsets generally appear in more than one PRCM submodule. |
| 42 | */ |
| 43 | |
| 44 | /* OMAP3-specific register offsets */ |
| 45 | |
| 46 | #define OMAP3430_CM_CLKEN_PLL 0x0004 |
| 47 | #define OMAP3430ES2_CM_CLKEN2 0x0004 |
| 48 | #define OMAP3430ES2_CM_FCLKEN3 0x0008 |
| 49 | #define OMAP3430_CM_IDLEST_PLL CM_IDLEST2 |
| 50 | #define OMAP3430_CM_AUTOIDLE_PLL CM_AUTOIDLE2 |
| 51 | #define OMAP3430ES2_CM_AUTOIDLE2_PLL CM_AUTOIDLE2 |
| 52 | #define OMAP3430_CM_CLKSEL1 CM_CLKSEL |
| 53 | #define OMAP3430_CM_CLKSEL1_PLL CM_CLKSEL |
| 54 | #define OMAP3430_CM_CLKSEL2_PLL CM_CLKSEL2 |
| 55 | #define OMAP3430_CM_SLEEPDEP CM_CLKSEL2 |
| 56 | #define OMAP3430_CM_CLKSEL3 OMAP2_CM_CLKSTCTRL |
| 57 | #define OMAP3430_CM_CLKSTST 0x004c |
| 58 | #define OMAP3430ES2_CM_CLKSEL4 0x004c |
| 59 | #define OMAP3430ES2_CM_CLKSEL5 0x0050 |
| 60 | #define OMAP3430_CM_CLKSEL2_EMU 0x0050 |
| 61 | #define OMAP3430_CM_CLKSEL3_EMU 0x0054 |
| 62 | |
| 63 | |
| 64 | /* CM_IDLEST bit field values to indicate deasserted IdleReq */ |
| 65 | |
| 66 | #define OMAP34XX_CM_IDLEST_VAL 1 |
| 67 | |
| 68 | |
| 69 | #ifndef __ASSEMBLER__ |
| 70 | |
| 71 | extern void omap3_cm_save_context(void); |
| 72 | extern void omap3_cm_restore_context(void); |
| 73 | extern void omap3_cm_save_scratchpad_contents(u32 *ptr); |
| 74 | |
| 75 | int __init omap3xxx_cm_init(const struct omap_prcm_init_data *data); |
| 76 | |
| 77 | #endif |
| 78 | |
| 79 | #endif |