Squashed commit of the following:
arch/arm/src/kinetis: A fixes from first (unsuccessful) attempt to build the Freedom-K28F configuration.
configs/freedom-k28f: Add basic board support for Freedom-K28F. Initial commit is basically just the Teensy-3.x brought up to date and with name changes.
Squashed commit of the following:
arch/arm/src/kinetis: Add K28F memory map.
arch/arm/src/include/kinetis and src/kinetis: Add basic chip features and interrupt-related definitions for the K28F
Squashed commit of the following:
Author: Gregory Nutt <gnutt@nuttx.org>
Update README.
configs/or1k: Should include header file file where exported functin is prototyped.
arch/or1k/src: Eliminate some warnings.
arch/or1k: Complete review
Fix some recently introduced build issues
configs/or1k/nsh: Convert to proper, compressed defconfig file.
Another README update.
Update README
configs/or1k: Updates from initial review.
Update README.
Author: Matt Thompson <matt@extent3d.com>
or1k: Added configurable CPU frequency to Kconfig. Calculate tick timer match period based on configured frequency.
OpenRISC: Enable instruction and data cache
OpenRISC: Initial support.
Squashed commit of the following:
Author: Gregory Nutt <gnutt@nuttx.org>
include/nuttx/wireless/ieee80211: Cosmetic, coding standard changes from review of last merge.
drivers/wireless/ieee80211: Cosmetic, coding standard changes from review of last merge.
configs/photon: Cosmetic, coding standard changes from review of last merge.
arch/arm/src/stm32: SDIO changes from last review: Fix a few long lines and other coding standard issues; Make additions for SDIO card support dependent on a configuration option.
Author: hhuysqt <hyq9606@126.com>
Return IEEE 802.11 MAC address just as ethernet does
Modifyed bcmf_board_setup_oob_irq declaration
Modified OOB ISR function types
Add some logic according to WICED SDK
Bug fixed: data_offset counts in 4-bytes
Add BCM43438 logic for future developement
Add tips on using telnet
Use SDIO in-band interrupt instead of OOB interrupt, because Photon seems to unconnect the OOB interrupt line...
add SDIO in-band interrupt logic
Squashed commit of the following:
arch/arm/src/stm32: Add Kconfig options needed by the HCI UART. Various fixes to finally get a clean error free compile with no unexpected warnings.
arch/arm/src/stm32: In HCI UART, use spin_lock_irqsave() instead of enter_critical_section() whenever possible.
arch/arm/src/stm32: In HCI UART, fix up naming of configurations so that they are unique. Still needs Kconfig settings. Modify logic so that there can be multiple HCI UARTs, some supporting DMA and some not.
arch/arm/src/stm32: Integrate watermarks and software Rx flow control into the HCI UART driver.
arch/arm/src/stm32: Eliminate some HCI UART UART configuration options. Per the HCI UART spec, the link will b 8 data bits, no parity, 1 stop bit... Always.
arch/arm/src/stm32: Trivial cleanup
arch/arm/src/stm32: Fixes most initial compilation issues STM32 HCI UART driver. Still need to set up USART configuration parmeters for HCI UART
arch/arm/src/stm32: Completes first cut at STM32 HCI UART driver.
arch/arm/src/stm32: Completes most of read logic for HCI UART. Still needs to be able to block if no read data is available. Still missing write and flush logic.
drivers/wireless: Remove txenable from HCI UART methods. arch/arm/src/stm32: Reorganize some structures in HCI UART.
arch/arm/src/stm32: Still messaging the HCI uart driver.
arch/arm/src/stm32: Some trivial renaming.
arch/arm/src/stm32: A little more HCI-UART logic.
arch/arm/src/stm32: Initial setup to support HCI-UART. Little more than the serial driver with some name changes and a few things removed.
This port was the joing effort of Janne Rosberg, Ivan Ucherdzhiev, and myself. I give credit to Ivan for the kill because he is the one to held on to the end.
Squashed commit of the following:
Author: Gregory Nutt <gnutt@nuttx.org>
configs/imxrt1050-evk/scripts: Add section to linker script to handle the case where RAMFUNCs are enabled. RAMFUNCs appear to be enabled in the default configuration ... they probably should not be enabled.
Author: Ivan Ucherdzhiev <ivanucherdjiev@gmail.com>
arch/arm/src/imxrt: imxrt_lowputc.c is finished. Now everything needed for the initial port is done and ready for testing.
arch/arm/src/imxrt: Add logic to imxrt_lowputc.c. Still incomplete.
Author: Ivan Ucherdzhiev <ivanucherdjiev@gmail.com>
arch/arm/src/imxrt: Add serial support. configs/imxrt1050-evk: Add linker script.
Author: Gregory Nutt <gnutt@nuttx.org>
arch/arm/src/imxrt: Add initial cut at imxrt_allocateheap.c
Author: Ivan Ucherdzhiev <ivanucherdjiev@gmail.com>
arm/arm/src/imxrt: Completes all definitions for PADMUX, CTLMUX, and IOMUX_INPUT and mapping tables on imxrt_gpio.c and imxr_iomuxc.c.
arch/arm/src/imxrt/chip: Add definitions for IMXRT_PADCTL and IMXRT_PADMUX registers. Only the IMXRT_INPUT definitions in this commit.
arch/arm/src/imxrt/chip: Add more IOMUXC register definitions.
Author: Gregory Nutt <gnutt@nuttx.org>
configs/imxrt1050-evk: Add STRIP definition to Make.defs.
arch/arm/src/imxrt: Bring in i.MX6 memory configuration settings.
arch/arm/src/imxrt: Remove call to non-existent imxrt_gpioinit() from imxrt_start.c.
arch/arm/src/imxrt: Bring in incomplete imxrt_iomuxc.c file from i.mx6.
arch/arm/src/imxrt: Add first cut at GPIO interrupt logic.
arch/arm/include: Add definitions to support a second level of GPIO pin interrupts.
Author: Janne Rosberg <janne.rosberg@offcode.fi>
arch/arm/src/imxrt: Add imxrt_wdog.c/.h
Author: Gregory Nutt <gnutt@nuttx.org>
arch/arm/src/imxrt: Port SAMv7 interrupt logic to imxrt_irq.c.
arch/arm/src/imxrt: More clarification of the start-up memory map.
arch/arm/src/imxrt: Some mostly cosmetic clean-up to the imxrt_start.c file that was so rudely taken from the SAMv7.
arch/arm/src/imxrt: Add imxrt_start.c. Initial commit is the the SAMv7 startup logic with name changes.
Author: Ivan Ucherdzhiev <ivanucherdjiev@gmail.com>
arch/arm/src/imxrt: Adds a few IOMUXC register definitions.
Author: Janne Rosberg <janne.rosberg@offcode.fi>
arch/arm/src/imxrt: Add imxrt_clockconfig.c/.h
configs/imxrt1050-evk: Add clock configuration definitions to board.h
arch/arm/src/imxrt: Fix CCM register name; Fix doubly defined in LPUART bit field.
arch/arm/src/imxrt: Add analog defines to CCM register definition header file.
Author: Gregory Nutt <gnutt@nuttx.org>
arch/arm/src/imxrt: Bring in GPIO C files from i.MX6. Things are in disarray now because that GPIO logic depends on IOMUXC logic which is not yet in place.
arch/arm/src/imxrt: Add a few more GPIO definitions to make the header file compatible with i.MX6
arch/arm/src/imxrt/chip: Add GPIO register definition file.
Author: Janne Rosberg <janne.rosberg@offcode.fi>
arch/arm/src/imxrt: Add DCDC register definitions.
arch/arm/srch/imxrt: Add CCM register bit definitions
Author: Gregory Nutt <gnutt@nuttx.org>
Purely cosmetic
arch/arm/src/imxrt: Add system reset controller register definition header file.
Embarassingly trivial change left in compiler.
arch/arm/src/imxrt: Finishes i.MX RT1050 LPUART register definition header file.
arch/arm/src/imxrt: Beginning of an i.MX RT1050 LPUART register definition header file.
Some trivial things
Author: Janne Rosberg <janne.rosberg@offcode.fi>
arch/arm/src/imxrt: Add imxrt_wdog.h
arch/arm/src/imxrt: Add initial imxrt_ccm.h
Author: Gregory Nutt <gnutt@nuttx.org>
Trivial update to README.
arch/arm/src/imxrt: The i.MX Rt implements 4 bits of interrupt priority, not two. Thanks, Janne.
arch/arm/src/imxrt: Fix some initial compile issues. Still a long way from complete, but there is a buildable environment now for the imxrt1050-evk.
configs/imxrt1050-evk: Add an initial NSH configuration for testing.
configs/Kconfig: Hook the i.MX RT 1050 board configuration into the NuttX configuration system.
configs/imxrt_evk: Add the framework for i.MX RT 1050 board support.
arch/arm/src/imxrt: Bring in a few more files from LPC54xxx.
arch/arm/src/imxrt: Bring in imxrt_clrpend() from the LPC54xxx.
arch/arm/src/imxrt: Bring in Cortex-M7 SysTick setup from the SAMv7.
arch/arm/src/imxrt: Add a few easy files.
arch/arm/src/imxrt/chip: Add memory map header files.
arch/arm/src/imxrt: A few basic files to start the port to the i.MX RT 1050.
Squashed commit of the following:
Remove final references to CC3200 from the repository.
arch/arm/include/tiva: Remove all CC3200 support.
arch/arm/src/tiva: Remove all CC3200 support.
configs/cc3200-launchpad: Remove the board support directory.
Squashed commit of the following:
Author: Gregory Nutt <gnutt@nuttx.org>
Fix a few remaining refereces to cc3000.
Author: Alan Carvalho de Assis <acassis@gmail.com>
drivers/wireless/cc3000: emove the driver to support CC3000 because it doesn't use the USRSOCKET
Author: Alan Carvalho de Assis <acassis@gmail.com>
configs: Remove board support to CC3000 from all relevant configurations.
Author: Gregory Nutt <gnutt@nuttx.org>
configs/spark: Removes Spark board configuration. Still available in the Obsoleted repository. This is preparation for removal of CC3000 support by Alan Carvalho de Assis. If there is no CC3000 support, then there is no purpose in supporting the Spark either.
Change all Sony related copyright to conform with our company's internal rules.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
Approved-by: Gregory Nutt <gnutt@nuttx.org>
drivers/lcd/ft80x: ACTIVE host command appears to be formatted differently than other host commands; Fix ROM CHIPID. Appears to be big-ending, BCD.
drivers/lcd/ft80x: Fix some compile issues when debug features are enabled.
cc1101: Changes from review of last PR.
remove gpio
remove cc1101 frame len
remove FLAGS_RXONLY flags
add cc1101 function
remove some waring
add cc1101 poll function
add cc1101 register
add cc1101 isr read data
add cc1101 spi deviceId
add cc1101 init2
add wait cc1101 chip ready
raw init cc1101
lc823450 dvfs auto
* arch/arm/src/lc823450: Fix up_enable_irq() timing for I2S.
In previous commit, I2S IRQ might be sometimes assigned to CPU1
when CONFIG_SMP=y. This change fixes this issue.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Refactor timer driver.
Introduce lc823450_timer.h and move lc823450_timerisr.c to
lc823450_timer.c Add MTM timer APIs for DVFS. Introduce
up_rtc_gettime() for CONFIG_RTC_HIRES.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Introduce idle time calculation in DVFS
Also, DVFS autonomous mode based on CPU idle time is supported.
NOTE: voltage control is still disabled.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Update defconfigs
Enable RTC_HIRES instead of RTC_DATETIME (audio/rndis)
Disable TCP_WRITE_BUFFERS and change SCHED_LPWORKPRIORITY (rndis)
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Update README.txt
Update SMP and DVFS related part
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
Approved-by: Gregory Nutt <gnutt@nuttx.org>
configs/flipnclick-pic32mz: Add an nxlines configuration for use in testing the custom HiletGo Click board.
arch/mips/src/pic32mz: Correct some SPI-related typos. configs/flipnclick-pic32mz: Finishes integration of HiletGo OLED. drivers/lcd: Finish support for HiletGo OLED.
drivers/lcd: Add configuration support for HiletGo OLED. configs/flipnclick-pic32mz: Add board support for HiletGo OLED.
arch/mips/src/pic32mz: Fix some typos in debug instrumentation in pic32mz-gpio.c; fix some types releated to UART5 configuration in pic32mz-serial.c.
configs/flipnclick-pic32mz/nsh: Switch serial console to UART3. There is some problem with the UART4 RX pin documentation or configuration.
sched/: Convert legitimate uses of task_create() to nxtask_create(). Review handling of returned values from all uses of kthread_create() (as well as nxtask_create()).
graphics/: Review return values for all calls to kthread_start() because it no longer returns an errno.
drivers/: threads started by drivers should be kernel threads, not user tasks. Review return values for all calls to kthread_start() because it no longer returns an errno.
configs/: threads started by board bringup logic should be kernel threads, not user tasksi (part 2 of 2).
sched/task: Add nxtask_create(). Kthread_create() and nxtask_create() are internal OS functions and should not modify the errno variable. configs/: threads started by board bringup logic should be kernel threads, not user tasks.
binfmt/, configs/, grahics/, libc/, mm/, net/, sched/: OS references to the errno variable should always use the set_errno(), get_errno() macros
arch/arm/src/stm32 and stm32f7: Architecture-specific code is not permitted to modify the errno variable. drivers/ and libc/: OS references to the errno variable should always use the set_errno(), get_errno() macros
sched/sched: Correct some build issues introduced by last set of changes.
sched/sched: Add new internal OS function nxsched_setaffinity() that is identical to sched_isetaffinity() except that it does not modify the errno value. All usage of sched_setaffinity() within the OS is replaced with nxsched_setaffinity().
sched/sched: Internal functions sched_reprioritize() and sched_setpriority() no longer movidify the errno value. Also renamed to nxsched_reprioritize() and sched_setpriority().
sched/sched: Add new internal OS function nxsched_getscheduler() that is identical to sched_getscheduler() except that it does not modify the errno value. All usage of sched_getscheduler() within the OS is replaced with nxsched_getscheduler().
sched/sched: Add new internal OS function nxsched_setparam() that is identical to sched_setparam() except that it does not modify the errno value. All usage of sched_setparam() within the OS is replaced with nxsched_setparam().
sched/sched: Add new internal OS function nxsched_getparam() that is identical to sched_getparam() except that it does not modify the errno value (actually, the previous value erroneously neglected to set the errno value to begin with, but this fixes both issues). All usage of sched_getparam() within the OS is replaced with nxsched_getparam().
Update comments on SMP in README.txt
Enable SYSTEM_TIME64 in defconfigs.
Enable INSTRUMENTATION in rndis configuration.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
Squashed commit of the following:
configs: Each board now initializes the touchscreen controller as a normal part of its board bring-up. board_tsc_setup() is gone; the touchscreen controller is now treated like any other on-board device.
Remove all support for BOARDIOC_TSCTEST_SETUP
Move prototype for board_tsc_setup() from include/nuttx/board.h to individual board header files.
Apply the latest Kconfig to all configurations.
Enable DVFS in audio and rndis. Add telnet character mode to rndis.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
configs/flipnclick-pic32mz: Switch the serial console to UART4. Clean up some minor issues the LED options.
configs/flipnclick-pic32mz: Add support for two on-board buttons: T1 and T2.
configs/flipnclick-pic32mz: Adds basic board support for the Mikroe Flip&Click PIC32MZ board. Initial commit is just the configs/pic32mz-starterkit with some name chanages.
arch/mips/src/pic32mz: Commits the basic architecture port for the PIC32MZEF.
arch/mips/src/pic32mz: Begin adding PIC32MZEF files. Initial commit are simply PIC32MZEC files with name changes.
arch/mips/include/pic32mz: Add support for the PIC32MZEF family.
configs/flipnclick-sam3x: Add support for the 4 user-controllable LEDs on the board.
configs/flipnclick-sam3x: Add board support for the Mikroe Flip&Click SAM3X.
configs/arduino-due: Update this old configuration so that it is structured a little more like recent board support.
fs/nxffs: Giving up on truncate() support in NXFFS for now. There is too much that has to be done to make that work.
configs/sim: Add support for testing NXFFS.
fs/smartfs: Add logic needed to ftruncate to shrink a file to any arbitrary size.
fs/smartfs: Repartition some functionality to better fit in new ftruncate features.
Add FPU to xmc4 ostest
* remove +x from makefiles
* preserve .gdbinit across make clean
* add FPU support to ostest on xmc4
* add FPU test to ostest on xmc4
Approved-by: Gregory Nutt <gnutt@nuttx.org>
lc823450 http streaming
* arch/arm/src/lc823450: Use spinlock APIs in lc823450_gpio.c
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Add a warning message in up_ack_irq()
In SMP mode, H/W interrupts should be handled on CPU0 to avoid deadlocks.
Other changes:
Fix a potential race condition in up_enable_irq()
Use spinlock APIs instead of critical section APIs.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Enable HRT_TIMER in lc823450_timerisr.c
Other changes:
Fix style violations and call up_enable_irq() to assign CPU0 for IRQ handling.
Use spinlock APIs instead of critical section APIs.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Fix race conditions in dma/usbdev.
In SMP mode, critical data must be protected explicitly.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Update README.txt
Add notes on .gdbinit and networking. Update comments on SMP.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Update defconfigs
Enable HRT_TIMER, LC823450_MTM0_TICK, SPINLOCK_IRQ
Enable NET_TCP_RWND_CONTROL, NXPLAYER_HTTP_STREAMING_SUPPORT (rndis only)
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
Approved-by: Gregory Nutt <gnutt@nuttx.org>
arch/arm/src/lpc54xx: Adds the LPC54-specific clock configuration logic to the leveraged SD/MMC driver.
arch/arm/src/lpc54xx: Leveraged SD/MMC driver builds without error but is still missing clock configuration logic.
arch/arm/src/lpc54xx: Bring in LPC43xx SD/MMC driver from https://github.com/Smoothieware/smoothie-nuttx/tree/master/nuttx/arch/arm/src/lpc43xx
arch/arm/src/lpc54xx: LCD.. Fix some miconceptions about how the video address lines are used.
arch/arm/src/lpc54xx: Fix some LCD BPP and BRG vs RGB settings.
lc823450 smp improvement
* arch/arm/src/common: Apply irq_spin APIs to modifyregXX
Replace enter_critical_section with spin_lock_irqsave.
Replace leave_critical_section with spin_unlock_irqrestore.
Please see 6150299f54 as well.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Do not use modifyreg32() to enable Mutex.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Modify IRQ control for i2s
Interrupt will be handled on CPU0 with this change.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Apply irq_spin APIs to dma/syscontrol/usbdev.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Assign CPU1 to lpwork
This change will improve load balancing for networking with RNDIS.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* drivers/audio/wm8776.c: Improve stability in SMP mode
Apply irq_spin APIs to improbe performance.
Repeat to process a message to avoid deadlock.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Enable SPINLOCK_IRQ and NXPLAYER in rndis
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
Approved-by: Gregory Nutt <gnutt@nuttx.org>
Squashed commit of the following:
arch/arm/src/lpc54xx: Finish off some missing logic. Complete now execpt for GPIO and LED support.
arch/arm/src/lpc54xx: Add lpc54_clrpend.c
arch/arm/src/lpc54xx: Serial driver is complete and compiles.
arch/arm/src/lpc54xx: Add beginning of a serial driver (still missing some logic)
arch/arm/src/lpc54xx: Fleshes out low level USART intialization.
arch/arm/src/lpc546xx/Kconfig: Add hooks to integrate with common seril upper half.
arch/arm/src/lpc54xx: Beginning of USART console support.
arch/arm/src/lpc54xx: Completes very basic clock configuration.
arch/arm/src/lpc54xx: Add clocking logic (still not complete)
arch/arm/src/lpc54xx: Beginning of PLL configuration logic.
arch/arm/src/lpc54xx: Fix a few things from first compile attempt. Compilation cannot work until I at least finish the clock configuration logic.
arch/arm/src/lpc54xx: Addes some SysTick logic.
arch/arm/src/lpc54xx: Completes basic startup logic (sans clock configuration) and interrupt configuration.
arch/arm/src/lpc54xx: Add generic ARMv7-M start-up logic (needs LPC54628 customizations); add emtpy file that will eventually hold the clock configuration logic.
arch/arm/src/lpc54xx: Add (incomplete) SYSCON register definition header file.
arch/arm/src/lpc54xx: Add FLEXCOMM header file.
arch/arm/src/lpc54xx: Bring in tickless clock logic from LPC43; configs/lpcxpresso-lpc54628: mount procfs if enabled.
arch/arm/src/lpc54xx: Add RIT clock definitions; add SysTick initialization (not finished)
LPC54xx and LPCXpresso-LPC54628: add more boilerplate files and stubbed out files.
arch/arm/src/lpc54xx: Add (incomplete) USART header file.
Add another condition to a Kconfig; refresh a defconfig.
arch/arm/src/lpc54xx/chip: Add LPC54628 memory map header files.
configs/lpcxpresso-lpc54628: Add basic build files for the LPCXpresso-LPC54628
arch/: Basic build directory structure for the LPC54628
lc823450 smp audio
* arch/arm/src/lc823450: Remove a workaround in up_cpu_paused()
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Introduce g_gpio_lock to improve write performance in SMP mode.
NOTE: This is a tentative solution and should be replaced with more generic one.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* arch/arm/src/lc823450: Add a workaround in up_txready() to avoid data corruption.
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Enable CONFIG_SMP for audio
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
* configs/lc823450-xgevk: Update README.txt regarding SMP audio
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
Approved-by: Gregory Nutt <gnutt@nuttx.org>
STM32, STM32 L4, and STM32 M4: USB OTGFS DMA trace output fix
STM32: Add dump buffer feature to stm32 F4 series
STM32 and STM32 L4: Fix bad USB OTGFS register address
STM32 L4: Fix typo in USB OTGFS register usage
STM32 L4: Add check in USB OTGFS driver to assure that SYSCFG is enabled
Nucleo-L496ZG: Make HSE on Nucleo-L496ZG default to enable USB
Squashed commit of the following:
libnx: Need to duplicate some Kconfig setting for NXFONTs if it can be configured and built independently of NX. Also includes some build-related fixes.
configs/sim: Disable NX graphics support in the fb configuration.
libnx: Basic configuration and build changes to support building font support independend of the NX server.
