linux-kernel - [PATCH] cpufreq: pmac32: Use of_property_read

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Message-Id: <20230609183111.1765507-1-robh@kernel.org>
Date:   Fri,  9 Jun 2023 12:31:11 -0600
From:   Rob Herring <robh@...nel.org>
To:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     linux-pm@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] cpufreq: pmac32: Use of_property_read_reg() to parse "reg"

Use the recently added of_property_read_reg() helper to get the
untranslated "reg" address value.

Signed-off-by: Rob Herring <robh@...nel.org>
---
 drivers/cpufreq/pmac32-cpufreq.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/cpufreq/pmac32-cpufreq.c b/drivers/cpufreq/pmac32-cpufreq.c
index ec75e79659ac..f53635ba16c1 100644
--- a/drivers/cpufreq/pmac32-cpufreq.c
+++ b/drivers/cpufreq/pmac32-cpufreq.c
@@ -378,10 +378,9 @@ static int pmac_cpufreq_cpu_init(struct cpufreq_policy *policy)
 
 static u32 read_gpio(struct device_node *np)
 {
-	const u32 *reg = of_get_property(np, "reg", NULL);
-	u32 offset;
+	u64 offset;
 
-	if (reg == NULL)
+	if (of_property_read_reg(np, 0, &offset, NULL) < 0)
 		return 0;
 	/* That works for all keylargos but shall be fixed properly
 	 * some day... The problem is that it seems we can't rely
-- 
2.39.2