This allows subsequent USB clock patch to interchange enable() and disable()
calls without adding unnecessary switching cruft.
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Chen Peter-B29397 <B29397@xxxxxxxxxxxxx>
Cc: Detlev Zundel <dzu@xxxxxxx>
Cc: Fabio Estevam <festevam@xxxxxxxxx>
Cc: Li Frank-B20596 <B20596@xxxxxxxxxxxxx>
Cc: Lin Tony-B19295 <B19295@xxxxxxxxxxxxx>
Cc: Linux USB <linux-usb@xxxxxxxxxxxxxxx>
Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Cc: Shawn Guo <shawn.guo@xxxxxxxxxxxxx>
Cc: Shawn Guo <shawn.guo@xxxxxxxxxx>
Cc: Stefano Babic <sbabic@xxxxxxx>
Cc: Subodh Nijsure <snijsure@xxxxxxxxxxxx>
Cc: Tony Lin <tony.lin@xxxxxxxxxxxxx>
Cc: Wolfgang Denk <wd@xxxxxxx>
---
arch/arm/mach-mxs/clock-mx28.c | 7 +++++--
arch/arm/mach-mxs/include/mach/clock.h | 2 +-
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c
index cea29c9..43116ba 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -86,7 +86,7 @@ static int _raw_clk_enable(struct clk *clk)
return 0;
}
-static void _raw_clk_disable(struct clk *clk)
+static int _raw_clk_disable(struct clk *clk)
{
u32 reg;
@@ -95,6 +95,8 @@ static void _raw_clk_disable(struct clk *clk)
reg |= 1 << clk->enable_shift;
__raw_writel(reg, clk->enable_reg);
}
+
+ return 0;
}
/*
@@ -149,7 +151,7 @@ _CLK_ENABLE_PLL(pll1_clk, PLL1, EN_USB_CLKS)
_CLK_ENABLE_PLL(pll2_clk, PLL2, CLKGATE)
#define _CLK_DISABLE_PLL(name, r, g) \
-static void name##_disable(struct clk *clk) \
+static int name##_disable(struct clk *clk) \
{ \
__raw_writel(BM_CLKCTRL_##r##CTRL0_POWER, \
CLKCTRL_BASE_ADDR + HW_CLKCTRL_##r##CTRL0_CLR); \
@@ -161,6 +163,7 @@ static void name##_disable(struct clk *clk) \
__raw_writel(BM_CLKCTRL_##r##CTRL0_##g, \
CLKCTRL_BASE_ADDR + HW_CLKCTRL_##r##CTRL0_CLR); \
\
+ return 0; \
}
_CLK_DISABLE_PLL(pll0_clk, PLL0, EN_USB_CLKS)
diff --git a/arch/arm/mach-mxs/include/mach/clock.h b/arch/arm/mach-mxs/include/mach/clock.h
index 592c9ab..21d1fad 100644
--- a/arch/arm/mach-mxs/include/mach/clock.h
+++ b/arch/arm/mach-mxs/include/mach/clock.h
@@ -50,7 +50,7 @@ struct clk {
int (*enable) (struct clk *);
/* Function ptr to disable the clock. Leave blank if clock can not
be gated. */
- void (*disable) (struct clk *);
+ int (*disable) (struct clk *);
/* Function ptr to set the parent clock of the clock. */
int (*set_parent) (struct clk *, struct clk *);
};
--
1.7.9.5
--
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