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authorEugen Hristev <eugen.hristev@microchip.com>2020-11-19 18:43:10 +0300
committerStephen Boyd <sboyd@kernel.org>2020-12-19 22:50:55 +0300
commite26b3006ff07020e509fb9e0e560e462ff4077c9 (patch)
tree875616c3663fbf363ba6456066b72fd09983efe5 /drivers/clk
parent83d002877365afac2cb65ef4ad36b445652ebda3 (diff)
downloadlinux-e26b3006ff07020e509fb9e0e560e462ff4077c9.tar.xz
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> Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Link: https://lore.kernel.org/r/1605800597-16720-5-git-send-email-claudiu.beznea@microchip.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk')
-rw-r--r--drivers/clk/at91/clk-master.c2
-rw-r--r--drivers/clk/at91/pmc.h2
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;
};