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path: root/drivers/reset/reset-scmi.c
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2024-05-20Restore patch series "arm: dts: am62-beagleplay: Fix Beagleplay Ethernet"Tom Rini
As part of bringing the master branch back in to next, we need to allow for all of these changes to exist here. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
2024-05-19Revert "Merge patch series "arm: dts: am62-beagleplay: Fix Beagleplay Ethernet""Tom Rini
When bringing in the series 'arm: dts: am62-beagleplay: Fix Beagleplay Ethernet"' I failed to notice that b4 noticed it was based on next and so took that as the base commit and merged that part of next to master. This reverts commit c8ffd1356d42223cbb8c86280a083cc3c93e6426, reversing changes made to 2ee6f3a5f7550de3599faef9704e166e5dcace35. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
2024-05-07reset: Remove <common.h> and add needed includesTom Rini
Remove <common.h> from this driver directory and when needed add missing include files directly. Signed-off-by: Tom Rini <trini@konsulko.com>
2023-10-13scmi: refactor the code to hide a channel from devicesAKASHI Takahiro
The commit 85dc58289238 ("firmware: scmi: prepare uclass to pass channel reference") added an explicit parameter, channel, but it seems to make the code complex. Hiding this parameter will allow for adding a generic (protocol-agnostic) helper function, i.e. for PROTOCOL_VERSION, in a later patch. Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Etienne Carriere <etienne.carriere@foss.st.com>
2022-06-23reset: scmi: support SCMI multi-channelEtienne Carriere
Update SCMI reset controller driver to get its assigned SCMI channel during initialization. This change allows SCMI reset domain protocol to use a dedicated channel when defined in the DT. The reference is saved in SCMI reset controller driver private data. Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org>
2022-06-23firmware: scmi: prepare scmi uclass API to multi-channelEtienne Carriere
Changes SCMI driver API function devm_scmi_process_msg() to add an SCMI channel reference argument for when SCMI agent supports SCMI protocol specific channels. First argument of devm_scmi_process_msg() is also change to point to the caller SCMI protocol device rather than its parent device (the SCMI agent device). The argument is a pointer to opaque struct scmi_channel known from the SCMI transport drivers. It is currently unused and caller a pass NULL value. A later change will enable such support once SCMI protocol drivers have means to get the channel reference during initialization. Cc: Lukasz Majewski <lukma@denx.de> Cc: Sean Anderson <seanga2@gmail.com> Cc: Jaehoon Chung <jh80.chung@samsung.com> Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org>
2022-05-05reset: Return 0 if ops unimplemented and remove empty functionsMarek Vasut
In case the ops is not implemented, return 0 in the core right away. This is better than having multiple copies of functions which just return 0 in each reset driver. Drop all those empty functions. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Simon Glass <sjg@chromium.org> Cc: Tom Rini <trini@konsulko.com>
2022-03-02scmi: change parameter dev in devm_scmi_process_msgEtienne Carriere
Changes devm_scmi_process_msg() first argument from target parent device to current SCMI device and lookup the SCMI agent device among SCMI device parents for find the SCMI agent operator needed for communication with the firmware. This change is needed in order to support CCF in clk_scmi driver unless what CCF will fail to find the right udevice related to exposed SCMI clocks. This patch allows to simplify the caller sequence, using SCMI device reference as parameter instead of knowing SCMI uclass topology. This change also adds some protection in case devm_scmi_process_msg() API function is called for an invalid device type. Cc: Lukasz Majewski <lukma@denx.de> Cc: Sean Anderson <seanga2@gmail.com> Cc: Jaehoon Chung <jh80.chung@samsung.com> Cc: Patrick Delaunay <patrick.delaunay@foss.st.com> Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com> Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org>
2021-11-23reset: scmi: define LOG_CATEGORYPatrick Delaunay
Define LOG_CATEGORY to allow filtering with log command. Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com> Acked-by: Etienne Carriere <etienne.carriere@linaro.org>
2020-09-30reset: add reset controller driver for SCMI agentsEtienne Carriere
This change introduces a reset controller driver for SCMI agent devices. When SCMI agent and SCMI reset domain drivers are enabled, SCMI agent binds a reset controller device for each SCMI reset domain protocol devices enabled in the FDT. SCMI reset driver is embedded upon CONFIG_RESET_SCMI=y. If enabled, CONFIG_SCMI_AGENT is also enabled. SCMI Reset Domain protocol is defined in the SCMI specification [1]. Links: [1] https://developer.arm.com/architectures/system-architectures/software-standards/scmi Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org> Cc: Simon Glass <sjg@chromium.org> Cc: Peng Fan <peng.fan@nxp.com> Cc: Sudeep Holla <sudeep.holla@arm.com> Reviewed-by: Simon Glass <sjg@chromium.org>