linux-kernel - [PATCH v2 2/7] drivers: soc: atmel: use GENMASK

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Date:   Tue, 26 Jan 2021 11:29:31 +0200
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <robh+dt@...nel.org>, <nicolas.ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <ludovic.desroches@...rochip.com>
CC:     <sudeep.holla@....com>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH v2 2/7] drivers: soc: atmel: use GENMASK

Use GENMASK() to define CIDR match mask.

Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 drivers/soc/atmel/soc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/atmel/soc.c b/drivers/soc/atmel/soc.c
index 755a82502ef4..d54ec271a15d 100644
--- a/drivers/soc/atmel/soc.c
+++ b/drivers/soc/atmel/soc.c
@@ -28,7 +28,7 @@
 #define AT91_CHIPID_EXID		0x04
 #define AT91_CIDR_VERSION(x)		((x) & 0x1f)
 #define AT91_CIDR_EXT			BIT(31)
-#define AT91_CIDR_MATCH_MASK		0x7fffffe0
+#define AT91_CIDR_MATCH_MASK		GENMASK(30, 5)
 
 static const struct at91_soc __initconst socs[] = {
 #ifdef CONFIG_SOC_AT91RM9200
-- 
2.7.4