From e6333293f27cd395e77c6521afd52ff0bdc58107 Mon Sep 17 00:00:00 2001 From: Pali Rohár Date: Mon, 26 Dec 2022 12:45:12 +0100 Subject: power: reset: syscon-reboot: Add support for specifying priority MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Read new optional device tree property priority for specifying priority level of reset handler. Default value is 192 as before. Signed-off-by: Pali Rohár Signed-off-by: Sebastian Reichel --- drivers/power/reset/syscon-reboot.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/power') diff --git a/drivers/power/reset/syscon-reboot.c b/drivers/power/reset/syscon-reboot.c index 510e363381ca..45e34e6885f7 100644 --- a/drivers/power/reset/syscon-reboot.c +++ b/drivers/power/reset/syscon-reboot.c @@ -44,6 +44,7 @@ static int syscon_reboot_probe(struct platform_device *pdev) struct syscon_reboot_context *ctx; struct device *dev = &pdev->dev; int mask_err, value_err; + int priority; int err; ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); @@ -57,6 +58,9 @@ static int syscon_reboot_probe(struct platform_device *pdev) return PTR_ERR(ctx->map); } + if (of_property_read_s32(pdev->dev.of_node, "priority", &priority)) + priority = 192; + if (of_property_read_u32(pdev->dev.of_node, "offset", &ctx->offset)) return -EINVAL; @@ -77,7 +81,7 @@ static int syscon_reboot_probe(struct platform_device *pdev) } ctx->restart_handler.notifier_call = syscon_restart_handle; - ctx->restart_handler.priority = 192; + ctx->restart_handler.priority = priority; err = register_restart_handler(&ctx->restart_handler); if (err) dev_err(dev, "can't register restart notifier (err=%d)\n", err); -- cgit v1.2.3-58-ga151