linux-kernel - [PATCH 5/5] of: platform: instantiate reserved devices

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Message-Id: <20211022020032.26980-6-zev@bewilderbeest.net>
Date:   Thu, 21 Oct 2021 19:00:32 -0700
From:   Zev Weiss <zev@...ilderbeest.net>
To:     Frank Rowand <frowand.list@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     openbmc@...ts.ozlabs.org, Jeremy Kerr <jk@...econstruct.com.au>,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Zev Weiss <zev@...ilderbeest.net>
Subject: [PATCH 5/5] of: platform: instantiate reserved devices

Devices with a "reserved" status will now be passed through to
of_device_add() along with "okay" ones so that the driver core is
aware of their existence and drivers can be explicitly bound to them
when appropriate.

Signed-off-by: Zev Weiss <zev@...ilderbeest.net>
---
 drivers/of/platform.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/of/platform.c b/drivers/of/platform.c
index 74afbb7a4f5e..060e1e9058c2 100644
--- a/drivers/of/platform.c
+++ b/drivers/of/platform.c
@@ -170,7 +170,7 @@ static struct platform_device *of_platform_device_create_pdata(
 {
 	struct platform_device *dev;
 
-	if (!of_device_is_available(np) ||
+	if ((!of_device_is_available(np) && !of_device_is_reserved(np)) ||
 	    of_node_test_and_set_flag(np, OF_POPULATED))
 		return NULL;
 
-- 
2.33.1