From: Eugen Hristev <eugen.hristev@microchip.com>
Date: Wed, 1 Jul 2020 07:42:58 +0000 (+0300)
Subject: clk: at91: clk-master: add 5th divisor for mck master
X-Git-Tag: v2025.01-rc5-pxa1908~2172^2~1
X-Git-Url: http://git.dujemihanovic.xyz/browse.php?a=commitdiff_plain;h=dff39042543fbd660320f07156db40afe7d0851a;p=u-boot.git

clk: at91: clk-master: add 5th divisor for mck master

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@microchip.com>
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---

diff --git a/drivers/clk/at91/clk-master.c b/drivers/clk/at91/clk-master.c
index 759df93697..5d93e6a7e5 100644
--- a/drivers/clk/at91/clk-master.c
+++ b/drivers/clk/at91/clk-master.c
@@ -24,7 +24,7 @@
 #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 a6a714fd22..f07f535e49 100644
--- a/drivers/clk/at91/pmc.h
+++ b/drivers/clk/at91/pmc.h
@@ -30,7 +30,7 @@ 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;
 };