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authorEtienne Carriere <etienne.carriere@linaro.org>2020-09-09 18:44:06 +0200
committerTom Rini <trini@konsulko.com>2020-09-30 11:55:23 -0400
commit34d76fefb2667d0ca138ff4fcf8bc8443032449f (patch)
tree8514f40921053632de4436ee0ea31c6556e0afac /drivers/firmware
parent87d4f277d4101c995e198ed3313da48690df5bb7 (diff)
reset: add reset controller driver for SCMI agents
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>
Diffstat (limited to 'drivers/firmware')
-rw-r--r--drivers/firmware/scmi/scmi_agent-uclass.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/firmware/scmi/scmi_agent-uclass.c b/drivers/firmware/scmi/scmi_agent-uclass.c
index 1f36f23b6d..77160b1999 100644
--- a/drivers/firmware/scmi/scmi_agent-uclass.c
+++ b/drivers/firmware/scmi/scmi_agent-uclass.c
@@ -74,6 +74,10 @@ static int scmi_bind_protocols(struct udevice *dev)
if (IS_ENABLED(CONFIG_CLK_SCMI))
drv = DM_GET_DRIVER(scmi_clock);
break;
+ case SCMI_PROTOCOL_ID_RESET_DOMAIN:
+ if (IS_ENABLED(CONFIG_RESET_SCMI))
+ drv = DM_GET_DRIVER(scmi_reset_domain);
+ break;
default:
break;
}