linux/drivers/remoteproc
Tzung-Bi Shih ff3ea53602 remoteproc/mediatek: enable MPU for all memory regions in MT8192 SCP
The register MT8192_CORE0_MEM_ATT_PREDEF contains attributes for each
memory region.  It defines whether a memory region can be managed by MPU
or not.

In the past, due to the default settings in the register, MT8192 SCP
works luckily.  After enabling L1TCM, SCP starts to access memory region
that is not included in the default settings.  As a result, SCP hangs.

Enables MPU for all memory regions in MT8192 SCP.

Note that the register is read only once when SCP resets.  Thus, it must
be set from kernel side.

Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20210127083136.3745652-3-tzungbi@google.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2021-02-09 09:08:45 -06:00
..
da8xx_remoteproc.c remoteproc: Remove dev_err() usage after platform_get_irq() 2019-08-26 21:59:58 -07:00
imx_rproc.c remoteproc: Use size_t type for len in da_to_va 2020-03-25 22:29:38 -07:00
ingenic_rproc.c remoteproc: ingenic: Add module parameter 'auto_boot' 2021-02-09 09:03:27 -06:00
Kconfig remoteproc: qcom: fix glink dependencies 2021-02-09 09:01:50 -06:00
keystone_remoteproc.c remoteproc: Use size_t type for len in da_to_va 2020-03-25 22:29:38 -07:00
Makefile remoteproc: pru: Add a PRU remoteproc driver 2020-12-10 10:55:55 -06:00
mtk_common.h remoteproc/mediatek: enable MPU for all memory regions in MT8192 SCP 2021-02-09 09:08:45 -06:00
mtk_scp_ipi.c remoteproc/mediatek: Add support for mt8192 SCP 2020-09-25 23:37:42 -05:00
mtk_scp.c remoteproc/mediatek: enable MPU for all memory regions in MT8192 SCP 2021-02-09 09:08:45 -06:00
omap_remoteproc.c treewide: Use fallthrough pseudo-keyword 2020-08-23 17:36:59 -05:00
omap_remoteproc.h remoteproc/omap: Switch to SPDX license identifiers 2020-03-25 22:29:51 -07:00
pru_rproc.c remoteproc: pru: Add support for various PRU cores on K3 J721E SoCs 2020-12-10 10:56:14 -06:00
pru_rproc.h remoteproc: pru: Add support for PRU specific interrupt configuration 2020-12-10 10:56:01 -06:00
qcom_common.c remoteproc: qcom: Add capability to collect minidumps 2020-12-10 13:16:54 -06:00
qcom_common.h remoteproc: qcom: Add capability to collect minidumps 2020-12-10 13:16:54 -06:00
qcom_pil_info.c remoteproc: qcom: pil-info: Fix shift overflow 2020-07-16 21:30:35 -07:00
qcom_pil_info.h remoteproc: qcom: Introduce helper to store pil info in IMEM 2020-07-01 22:10:18 -07:00
qcom_q6v5_adsp.c remoteproc: qcom: Fix potential NULL dereference in adsp_init_mmio() 2020-12-10 13:28:08 -06:00
qcom_q6v5_mss.c remoteproc: q6v5-mss: fix error handling in q6v5_pds_enable 2020-12-10 13:23:14 -06:00
qcom_q6v5_pas.c remoteproc: qcom: pas: fix error handling in adsp_pds_enable 2020-12-10 13:23:15 -06:00
qcom_q6v5_wcss.c remoteproc: qcom: q6v5: Query sysmon before graceful shutdown 2020-11-25 23:05:24 -06:00
qcom_q6v5.c remoteproc: qcom: q6v5: Query sysmon before graceful shutdown 2020-11-25 23:05:24 -06:00
qcom_q6v5.h remoteproc: qcom: q6v5: Query sysmon before graceful shutdown 2020-11-25 23:05:24 -06:00
qcom_sysmon.c remoteproc: sysmon: fix shutdown_acked state 2020-12-04 16:40:52 -06:00
qcom_wcnss_iris.c remoteproc: qcom_wcnss: Add qcom,wcn3660b compatible 2021-01-07 11:08:35 -06:00
qcom_wcnss.c remoteproc: qcom_wcnss: remove unneeded semicolon 2021-02-09 09:02:11 -06:00
qcom_wcnss.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
remoteproc_cdev.c remoteproc: Add remoteproc character device interface 2020-08-04 20:16:37 -07:00
remoteproc_core.c remoteproc: core: Add ops to enable custom coredump functionality 2020-12-10 13:14:04 -06:00
remoteproc_coredump.c remoteproc: coredump: Add minidump functionality 2020-12-10 13:14:37 -06:00
remoteproc_debugfs.c remoteproc: Change default dump configuration to "disabled" 2020-10-13 19:20:54 -05:00
remoteproc_elf_helpers.h remoteproc: coredump: Add minidump functionality 2020-12-10 13:14:37 -06:00
remoteproc_elf_loader.c remoteproc: remove rproc_elf32_sanity_check 2020-04-22 21:57:26 -07:00
remoteproc_internal.h remoteproc: Add remoteproc character device interface 2020-08-04 20:16:37 -07:00
remoteproc_sysfs.c remoteproc: Add a rproc_set_firmware() API 2020-11-25 23:05:24 -06:00
remoteproc_virtio.c dma-mapping: split <linux/dma-mapping.h> 2020-10-06 07:07:03 +02:00
st_remoteproc.c remoteproc: remove rproc_elf32_sanity_check 2020-04-22 21:57:26 -07:00
st_slim_rproc.c remoteproc: remove rproc_elf32_sanity_check 2020-04-22 21:57:26 -07:00
stm32_rproc.c remoteproc: stm32: improve debug using dev_err_probe 2021-01-07 11:24:48 -06:00
ti_k3_dsp_remoteproc.c remoteproc: k3-dsp: Fix return value check in k3_dsp_rproc_of_get_memories() 2020-12-10 13:23:15 -06:00
ti_k3_r5_remoteproc.c remoteproc: k3-r5: Adjust TCM sizes in Split-mode on J7200 SoCs 2020-11-25 23:05:25 -06:00
ti_sci_proc.h remoteproc: k3: Add TI-SCI processor control helper functions 2020-07-28 17:06:43 -07:00
wkup_m3_rproc.c remoteproc/wkup_m3: Use reset control driver if available 2020-11-16 12:57:40 +02:00