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

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Message-ID: <1611318097-8970-3-git-send-email-claudiu.beznea@microchip.com>
Date:   Fri, 22 Jan 2021 14:21:32 +0200
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
        <ludovic.desroches@...rochip.com>, <robh+dt@...nel.org>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH 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 1a6cb4bc7d67..ef591b622583 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