linux-kernel - [PATCH v6 04/11] clk: at91: clk-master: add 5th divisor for mck master

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Message-ID: <1605800597-16720-5-git-send-email-claudiu.beznea@microchip.com>
Date:   Thu, 19 Nov 2020 17:43:10 +0200
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <mturquette@...libre.com>, <sboyd@...nel.org>,
        <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
        <ludovic.desroches@...rochip.com>, <robh+dt@...nel.org>
CC:     <linux-clk@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH v6 04/11] clk: at91: clk-master: add 5th divisor for mck master

From: Eugen Hristev <eugen.hristev@...rochip.com>

clk-master can have 5 divisors with a field width of 3 bits
on some products.

Change the mask and number of divisors accordingly.

Reported-by: Mihai Sain <mihai.sain@...rochip.com>
Signed-off-by: Eugen Hristev <eugen.hristev@...rochip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 drivers/clk/at91/clk-master.c | 2 +-
 drivers/clk/at91/pmc.h        | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/at91/clk-master.c b/drivers/clk/at91/clk-master.c
index bd0d8a69a2cf..aafd003b30cf 100644
--- a/drivers/clk/at91/clk-master.c
+++ b/drivers/clk/at91/clk-master.c
@@ -15,7 +15,7 @@
 #define MASTER_PRES_MASK	0x7
 #define MASTER_PRES_MAX		MASTER_PRES_MASK
 #define MASTER_DIV_SHIFT	8
-#define MASTER_DIV_MASK		0x3
+#define MASTER_DIV_MASK		0x7
 
 #define PMC_MCR			0x30
 #define PMC_MCR_ID_MSK		GENMASK(3, 0)
diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h
index 7b86affc6d7c..0a9364bde339 100644
--- a/drivers/clk/at91/pmc.h
+++ b/drivers/clk/at91/pmc.h
@@ -48,7 +48,7 @@ extern const struct clk_master_layout at91sam9x5_master_layout;
 
 struct clk_master_characteristics {
 	struct clk_range output;
-	u32 divisors[4];
+	u32 divisors[5];
 	u8 have_div3_pres;
 };
 
-- 
2.7.4