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path: root/drivers/remoteproc/stm32_copro.c
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2021-01-13remoproc: stm32: migrate trace to log macroPatrick Delaunay
Define LOG_CATEGORY and remove unneeded pr_fmt macro with the dev macro as dev->name is displayed and CONFIG_LOGF_FUNC can be activated for log macro. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
2020-12-13dm: treewide: Rename auto_alloc_size members to be shorterSimon Glass
This construct is quite long-winded. In earlier days it made some sense since auto-allocation was a strange concept. But with driver model now used pretty universally, we can shorten this to 'auto'. This reduces verbosity and makes it easier to read. Coincidentally it also ensures that every declaration is on one line, thus making dtoc's job easier. Signed-off-by: Simon Glass <sjg@chromium.org>
2020-11-25remoteproc: stm32: update error management in stm32_copro_startPatrick Delaunay
The coprocessor is running as soon as the hold boot is de-asserted. So indicate this running state and save the resource table even if the protective assert, to avoid autonomous reboot, is failed. This error case should never occurs. Cc: Fabien DESSENNE <fabien.dessenne@st.com> Cc: Arnaud POULIQUEN <arnaud.pouliquen@st.com> Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
2020-11-25remoteproc: stm32: use reset for hold bootPatrick Delaunay
Use the reset function to handle the hold boot bit in RCC with device tree handle with MCU_HOLD_BOOT identifier. This generic reset allows to remove the two specific properties: - st,syscfg-holdboot - st,syscfg-tz This patch prepares alignment with kernel device tree. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Cc: Fabien DESSENNE <fabien.dessenne@st.com> Cc: Arnaud POULIQUEN <arnaud.pouliquen@st.com> Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
2020-05-18common: Drop log.h from common headerSimon Glass
Move this header out of the common header. Signed-off-by: Simon Glass <sjg@chromium.org>
2020-02-05dm: core: Create a new header file for 'compat' featuresSimon Glass
At present dm/device.h includes the linux-compatible features. This requires including linux/compat.h which in turn includes a lot of headers. One of these is malloc.h which we thus end up including in every file in U-Boot. Apart from the inefficiency of this, it is problematic for sandbox which needs to use the system malloc() in some files. Move the compatibility features into a separate header file. Signed-off-by: Simon Glass <sjg@chromium.org>
2020-02-05dm: core: Require users of devres to include the headerSimon Glass
At present devres.h is included in all files that include dm.h but few make use of it. Also this pulls in linux/compat which adds several more headers. Drop the automatic inclusion and require files to include devres themselves. This provides a good indication of which files use devres. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Anatolij Gustschin <agust@denx.de>
2020-01-07remoteproc: stm32: load resource table from firmwareFabien Dessenne
Load the optional resource table from the firmware, and write its address in the dedicated backup register. Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com> Acked-by: Patrick Delaunay <patrick.delaunay@st.com>
2020-01-07remoteproc: stm32: track the coprocessor state in a backup registerFabien Dessenne
Update the dedicated backup register to track the coprocessor state and rely on that register to compute the .is_running() value (which expects a return value of 0 -not 1- if the processor is running). Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com> Acked-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-10-11remoteproc: elf_loader: Always check the validity of the image before loadingLokesh Vutla
rproc_elf32_load_image() rely on user to send a valid address for elf loading. Instead do a sanity check on the address passed by user. This will help all rproc elf users to not call sanity_check explicitly before calling elf_loading. Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: Fabien Dessenne <fabien.dessenne@st.com>
2019-10-11remoteproc: ops: Add elf section size as input parameter to device_to_virt apiLokesh Vutla
Introduce a new parameter "size" that accepts size of the region to remoteproc ops callback device_to_virt(). This can enforce more checks on the region that device_to_virt() is dealing with. Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com> Tested-by: Fabien Dessenne <fabien.dessenne@st.com> Reviewed-by: Fabien Dessenne <fabien.dessenne@st.com>
2019-08-27stm32mp1: Add remoteproc support for m4 coprocessorPatrick Delaunay
Alignment with kernel patch proposal for binding: [PATCH v4 0/8] stm32 m4 remoteproc on STM32MP157c https://lkml.org/lkml/2019/5/14/159 Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-07-22remoteproc: Introduce STM32 Cortex-M4 remoteproc driverFabien Dessenne
This patch introduces support of Cortex-M4 remote processor for STM32 MCU and MPU families. Signed-off-by: Loic Pallardy <loic.pallardy@st.com> Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>