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yaml
---
r: 183039
b: refs/heads/master
c: 0c452df
h: refs/heads/master
i:
  183037: 99ee417
  183035: 19e084b
  183031: 3b68701
  183023: f72cc7d
  183007: 03a2cd1
  182975: 2e183ab
  182911: 44835a9
  182783: 67f1d11
v: v3
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Russell King committed Feb 12, 2010
1 parent 2cf59e3 commit d334c03
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Showing 3 changed files with 27 additions and 14 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 5413f7464e976e2c2ddb20686fc2e66ae8795b6e
refs/heads/master: 0c452df9f08d4f0b829802cec3501d987390ada2
35 changes: 23 additions & 12 deletions trunk/arch/arm/mach-pnx4008/clock.c
Original file line number Diff line number Diff line change
Expand Up @@ -57,18 +57,19 @@ static void propagate_rate(struct clk *clk)
}
}

static inline void clk_reg_disable(struct clk *clk)
static void clk_reg_disable(struct clk *clk)
{
if (clk->enable_reg)
__raw_writel(__raw_readl(clk->enable_reg) &
~(1 << clk->enable_shift), clk->enable_reg);
}

static inline void clk_reg_enable(struct clk *clk)
static int clk_reg_enable(struct clk *clk)
{
if (clk->enable_reg)
__raw_writel(__raw_readl(clk->enable_reg) |
(1 << clk->enable_shift), clk->enable_reg);
return 0;
}

static inline void clk_reg_disable1(struct clk *clk)
Expand Down Expand Up @@ -814,7 +815,9 @@ static void local_clk_disable(struct clk *clk)
return;

if (!(--clk->usecount)) {
if (!(clk->flags & FIXED_RATE) && clk->rate && clk->set_rate)
if (clk->disable)
clk->disable(clk);
else if (!(clk->flags & FIXED_RATE) && clk->rate && clk->set_rate)
clk->set_rate(clk, 0);
if (clk->parent)
local_clk_disable(clk->parent);
Expand All @@ -832,8 +835,10 @@ static int local_clk_enable(struct clk *clk)
goto out;
}

if (!(clk->flags & FIXED_RATE) && !clk->rate && clk->set_rate
&& clk->user_rate)
if (clk->enable)
ret = clk->enable(clk);
else if (!(clk->flags & FIXED_RATE) && !clk->rate && clk->set_rate
&& clk->user_rate)
ret = clk->set_rate(clk, clk->user_rate);

if (ret != 0 && clk->parent) {
Expand Down Expand Up @@ -960,15 +965,21 @@ static int __init clk_init(void)

for (clkp = onchip_clks; clkp < onchip_clks + ARRAY_SIZE(onchip_clks);
clkp++) {
if (((*clkp)->flags & NEEDS_INITIALIZATION)
&& ((*clkp)->set_rate)) {
(*clkp)->user_rate = (*clkp)->rate;
local_set_rate((*clkp), (*clkp)->user_rate);
if ((*clkp)->set_parent)
(*clkp)->set_parent((*clkp), (*clkp)->parent);
struct clk *clk = *clkp;
if (clk->flags & NEEDS_INITIALIZATION) {
if (clk->set_rate) {
clk->user_rate = clk->rate;
local_set_rate(clk, clk->user_rate);
if (clk->set_parent)
clk->set_parent(clk, clk->parent);
}
if (clk->enable && clk->usecount)
clk->enable(clk);
if (clk->disable && !clk->usecount)
clk->disable(clk);
}
pr_debug("%s: clock %s, rate %ld\n",
__func__, (*clkp)->name, (*clkp)->rate);
__func__, clk->name, clk->rate);
}

local_clk_enable(&ck_pll4);
Expand Down
4 changes: 3 additions & 1 deletion trunk/arch/arm/mach-pnx4008/clock.h
Original file line number Diff line number Diff line change
Expand Up @@ -27,9 +27,11 @@ struct clk {
u8 enable_shift1;
u32 enable_reg1;
u32 parent_switch_reg;
u32(*round_rate) (struct clk *, u32);
u32(*round_rate) (struct clk *, u32);
int (*set_rate) (struct clk *, u32);
int (*set_parent) (struct clk * clk, struct clk * parent);
int (*enable)(struct clk *);
void (*disable)(struct clk *);
};

/* Flags */
Expand Down

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