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Diffstat (limited to 'arch/arm/plat-omap/Kconfig')
| -rw-r--r-- | arch/arm/plat-omap/Kconfig | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig new file mode 100644 index 00000000..49a4c752 --- /dev/null +++ b/arch/arm/plat-omap/Kconfig @@ -0,0 +1,224 @@ +if ARCH_OMAP + +menu "TI OMAP Common Features" + +config ARCH_OMAP_OTG + bool + +choice + prompt "OMAP System Type" + default ARCH_OMAP2PLUS + +config ARCH_OMAP1 + bool "TI OMAP1" + select CLKDEV_LOOKUP + select CLKSRC_MMIO + help + "Systems based on omap7xx, omap15xx or omap16xx" + +config ARCH_OMAP2PLUS + bool "TI OMAP2/3/4" + select CLKDEV_LOOKUP + select GENERIC_IRQ_CHIP + select OMAP_DM_TIMER + help + "Systems based on OMAP2, OMAP3 or OMAP4" + +endchoice + +comment "OMAP Feature Selections" + +config OMAP_DEBUG_DEVICES + bool + help + For debug cards on TI reference boards. + +config OMAP_DEBUG_LEDS + bool + depends on OMAP_DEBUG_DEVICES + default y if LEDS_CLASS + +config OMAP_SMARTREFLEX + bool "SmartReflex support" + depends on (ARCH_OMAP3 || ARCH_OMAP4) && PM + help + Say Y if you want to enable SmartReflex. + + SmartReflex can perform continuous dynamic voltage + scaling around the nominal operating point voltage + according to silicon characteristics and operating + conditions. Enabling SmartReflex reduces power + consumption. + + Please note, that by default SmartReflex is only + initialized. To enable the automatic voltage + compensation for vdd mpu and vdd core from user space, + user must write 1 to + /debug/voltage/vdd_<X>/smartreflex/autocomp, + where X is mpu or core for OMAP3. + Optionally autocompensation can be enabled in the kernel + by default during system init via the enable_on_init flag + which an be passed as platform data to the smartreflex driver. + +config OMAP_SMARTREFLEX_CLASS3 + bool "Class 3 mode of Smartreflex Implementation" + depends on OMAP_SMARTREFLEX && TWL4030_CORE + help + Say Y to enable Class 3 implementation of Smartreflex + + Class 3 implementation of Smartreflex employs continuous hardware + voltage calibration. + +config OMAP_RESET_CLOCKS + bool "Reset unused clocks during boot" + depends on ARCH_OMAP + help + Say Y if you want to reset unused clocks during boot. + This option saves power, but assumes all drivers are + using the clock framework. Broken drivers that do not + yet use clock framework may not work with this option. + If you are booting from another operating system, you + probably do not want this option enabled until your + device drivers work properly. + +config OMAP_MUX + bool "OMAP multiplexing support" + depends on ARCH_OMAP + default y + help + Pin multiplexing support for OMAP boards. If your bootloader + sets the multiplexing correctly, say N. Otherwise, or if unsure, + say Y. + +config OMAP_MUX_DEBUG + bool "Multiplexing debug output" + depends on OMAP_MUX + help + Makes the multiplexing functions print out a lot of debug info. + This is useful if you want to find out the correct values of the + multiplexing registers. + +config OMAP_MUX_WARNINGS + bool "Warn about pins the bootloader didn't set up" + depends on OMAP_MUX + default y + help + Choose Y here to warn whenever driver initialization logic needs + to change the pin multiplexing setup. When there are no warnings + printed, it's safe to deselect OMAP_MUX for your product. + +config OMAP_MCBSP + bool "McBSP support" + depends on ARCH_OMAP + default y + help + Say Y here if you want support for the OMAP Multichannel + Buffered Serial Port. + +config OMAP_MBOX_FWK + tristate "Mailbox framework support" + depends on ARCH_OMAP + help + Say Y here if you want to use OMAP Mailbox framework support for + DSP, IVA1.0 and IVA2 in OMAP1/2/3. + +config OMAP_MBOX_KFIFO_SIZE + int "Mailbox kfifo default buffer size (bytes)" + depends on OMAP_MBOX_FWK + default 256 + help + Specify the default size of mailbox's kfifo buffers (bytes). + This can also be changed at runtime (via the mbox_kfifo_size + module parameter). + +config OMAP_IOMMU + tristate + +config OMAP_IOMMU_DEBUG + tristate "Export OMAP IOMMU internals in DebugFS" + depends on OMAP_IOMMU && DEBUG_FS + help + Select this to see extensive information about + the internal state of OMAP IOMMU in debugfs. + + Say N unless you know you need this. + +config OMAP_IOMMU_IVA2 + bool + +config OMAP_MPU_TIMER + bool "Use mpu timer" + depends on ARCH_OMAP1 + help + Select this option if you want to use the OMAP mpu timer. This + timer provides more intra-tick resolution than the 32KHz timer, + but consumes more power. + +config OMAP_32K_TIMER + bool "Use 32KHz timer" + depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS + default y if (ARCH_OMAP16XX || ARCH_OMAP2PLUS) + help + Select this option if you want to enable the OMAP 32KHz timer. + This timer saves power compared to the OMAP_MPU_TIMER, and has + support for no tick during idle. The 32KHz timer provides less + intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is + currently only available for OMAP16XX, 24XX, 34XX and OMAP4. + +config OMAP3_L2_AUX_SECURE_SAVE_RESTORE + bool "OMAP3 HS/EMU save and restore for L2 AUX control register" + depends on ARCH_OMAP3 && PM + default n + help + Without this option, L2 Auxiliary control register contents are + lost during off-mode entry on HS/EMU devices. This feature + requires support from PPA / boot-loader in HS/EMU devices, which + currently does not exist by default. + +config OMAP3_L2_AUX_SECURE_SERVICE_SET_ID + int "Service ID for the support routine to set L2 AUX control" + depends on OMAP3_L2_AUX_SECURE_SAVE_RESTORE + default 43 + help + PPA routine service ID for setting L2 auxiliary control register. + +config OMAP_32K_TIMER_HZ + int "Kernel internal timer frequency for 32KHz timer" + range 32 1024 + depends on OMAP_32K_TIMER + default "128" + help + Kernel internal timer frequency should be a divisor of 32768, + such as 64 or 128. + +config OMAP_DM_TIMER + bool "Use dual-mode timer" + depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS + help + Select this option if you want to use OMAP Dual-Mode timers. + +config OMAP_SERIAL_WAKE + bool "Enable wake-up events for serial ports" + depends on ARCH_OMAP1 && OMAP_MUX + default y + help + Select this option if you want to have your system wake up + to data on the serial RX line. This allows you to wake the + system from serial console. + +choice + prompt "OMAP PM layer selection" + depends on ARCH_OMAP + default OMAP_PM_NOOP + +config OMAP_PM_NONE + bool "No PM layer" + +config OMAP_PM_NOOP + bool "No-op/debug PM layer" + +endchoice + +endmenu + +endif |