| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | config ARCH_OMAP |
| 3 | bool |
| 4 | |
| 5 | if ARCH_OMAP |
| 6 | |
| 7 | menu "TI OMAP Common Features" |
| 8 | |
| 9 | config ARCH_OMAP_OTG |
| 10 | bool |
| 11 | |
| 12 | comment "OMAP Feature Selections" |
| 13 | |
| 14 | config OMAP_DEBUG_DEVICES |
| 15 | bool |
| 16 | help |
| 17 | For debug cards on TI reference boards. |
| 18 | |
| 19 | config OMAP_DEBUG_LEDS |
| 20 | def_bool y if NEW_LEDS |
| 21 | depends on OMAP_DEBUG_DEVICES |
| 22 | select LEDS_CLASS |
| 23 | |
| 24 | config POWER_AVS_OMAP |
| 25 | bool "AVS(Adaptive Voltage Scaling) support for OMAP IP versions 1&2" |
| 26 | depends on POWER_AVS && (ARCH_OMAP3 || ARCH_OMAP4) && PM |
| 27 | select POWER_SUPPLY |
| 28 | help |
| 29 | Say Y to enable AVS(Adaptive Voltage Scaling) |
| 30 | support on OMAP containing the version 1 or |
| 31 | version 2 of the SmartReflex IP. |
| 32 | V1 is the 65nm version used in OMAP3430. |
| 33 | V2 is the update for the 45nm version of the IP used in OMAP3630 |
| 34 | and OMAP4430 |
| 35 | |
| 36 | Please note, that by default SmartReflex is only |
| 37 | initialized and not enabled. To enable the automatic voltage |
| 38 | compensation for vdd mpu and vdd core from user space, |
| 39 | user must write 1 to |
| 40 | /debug/smartreflex/sr_<X>/autocomp, |
| 41 | where X is mpu_iva or core for OMAP3. |
| 42 | Optionally autocompensation can be enabled in the kernel |
| 43 | by default during system init via the enable_on_init flag |
| 44 | which an be passed as platform data to the smartreflex driver. |
| 45 | |
| 46 | config POWER_AVS_OMAP_CLASS3 |
| 47 | bool "Class 3 mode of Smartreflex Implementation" |
| 48 | depends on POWER_AVS_OMAP && TWL4030_CORE |
| 49 | help |
| 50 | Say Y to enable Class 3 implementation of Smartreflex |
| 51 | |
| 52 | Class 3 implementation of Smartreflex employs continuous hardware |
| 53 | voltage calibration. |
| 54 | |
| 55 | config OMAP_RESET_CLOCKS |
| 56 | bool "Reset unused clocks during boot" |
| 57 | depends on ARCH_OMAP |
| 58 | help |
| 59 | Say Y if you want to reset unused clocks during boot. |
| 60 | This option saves power, but assumes all drivers are |
| 61 | using the clock framework. Broken drivers that do not |
| 62 | yet use clock framework may not work with this option. |
| 63 | If you are booting from another operating system, you |
| 64 | probably do not want this option enabled until your |
| 65 | device drivers work properly. |
| 66 | |
| 67 | config OMAP_MPU_TIMER |
| 68 | bool "Use mpu timer" |
| 69 | depends on ARCH_OMAP1 |
| 70 | help |
| 71 | Select this option if you want to use the OMAP mpu timer. This |
| 72 | timer provides more intra-tick resolution than the 32KHz timer, |
| 73 | but consumes more power. |
| 74 | |
| 75 | config OMAP_32K_TIMER |
| 76 | bool "Use 32KHz timer" |
| 77 | depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS |
| 78 | default y if (ARCH_OMAP16XX || ARCH_OMAP2PLUS) |
| 79 | help |
| 80 | Select this option if you want to enable the OMAP 32KHz timer. |
| 81 | This timer saves power compared to the OMAP_MPU_TIMER, and has |
| 82 | support for no tick during idle. The 32KHz timer provides less |
| 83 | intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is |
| 84 | currently only available for OMAP16XX, 24XX, 34XX, OMAP4/5 and DRA7XX. |
| 85 | |
| 86 | On OMAP2PLUS this value is only used for CONFIG_HZ and |
| 87 | CLOCK_TICK_RATE compile time calculation. |
| 88 | The actual timer selection is done in the board file |
| 89 | through the (DT_)MACHINE_START structure. |
| 90 | |
| 91 | |
| 92 | config OMAP3_L2_AUX_SECURE_SAVE_RESTORE |
| 93 | bool "OMAP3 HS/EMU save and restore for L2 AUX control register" |
| 94 | depends on ARCH_OMAP3 && PM |
| 95 | default n |
| 96 | help |
| 97 | Without this option, L2 Auxiliary control register contents are |
| 98 | lost during off-mode entry on HS/EMU devices. This feature |
| 99 | requires support from PPA / boot-loader in HS/EMU devices, which |
| 100 | currently does not exist by default. |
| 101 | |
| 102 | config OMAP3_L2_AUX_SECURE_SERVICE_SET_ID |
| 103 | int "Service ID for the support routine to set L2 AUX control" |
| 104 | depends on OMAP3_L2_AUX_SECURE_SAVE_RESTORE |
| 105 | default 43 |
| 106 | help |
| 107 | PPA routine service ID for setting L2 auxiliary control register. |
| 108 | |
| 109 | config OMAP_DM_TIMER |
| 110 | bool "Use dual-mode timer" |
| 111 | depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS |
| 112 | help |
| 113 | Select this option if you want to use OMAP Dual-Mode timers. |
| 114 | |
| 115 | config OMAP_SERIAL_WAKE |
| 116 | bool "Enable wake-up events for serial ports" |
| 117 | depends on ARCH_OMAP1 && OMAP_MUX |
| 118 | default y |
| 119 | help |
| 120 | Select this option if you want to have your system wake up |
| 121 | to data on the serial RX line. This allows you to wake the |
| 122 | system from serial console. |
| 123 | |
| 124 | choice |
| 125 | prompt "OMAP PM layer selection" |
| 126 | depends on ARCH_OMAP |
| 127 | default OMAP_PM_NOOP |
| 128 | |
| 129 | config OMAP_PM_NOOP |
| 130 | bool "No-op/debug PM layer" |
| 131 | |
| 132 | endchoice |
| 133 | |
| 134 | endmenu |
| 135 | |
| 136 | endif |