diff options
Diffstat (limited to 'arch/sh/kernel/cpu/sh4a/clock-sh7722.c')
| -rw-r--r-- | arch/sh/kernel/cpu/sh4a/clock-sh7722.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index 1ccdfc561fef..5b1427f1ed41 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -151,11 +151,11 @@ static int divisors2[] = { 4, 1, 8, 12, 16, 24, 32, 1, 48, 64, 72, 96, 1, 144 }; static int divisors2[] = { 2, 3, 4, 5, 6, 8, 10, 12, 16, 20, 24, 32, 40 }; #endif -static void master_clk_recalc(struct clk *clk) +static unsigned long master_clk_recalc(struct clk *clk) { unsigned frqcr = ctrl_inl(FRQCR); - clk->rate = CONFIG_SH_PCLK_FREQ * STCPLL(frqcr); + return CONFIG_SH_PCLK_FREQ * STCPLL(frqcr); } static void master_clk_init(struct clk *clk) @@ -166,12 +166,11 @@ static void master_clk_init(struct clk *clk) master_clk_recalc(clk); } - -static void module_clk_recalc(struct clk *clk) +static unsigned long module_clk_recalc(struct clk *clk) { unsigned long frqcr = ctrl_inl(FRQCR); - clk->rate = clk->parent->rate / STCPLL(frqcr); + return clk->parent->rate / STCPLL(frqcr); } #if defined(CONFIG_CPU_SUBTYPE_SH7724) @@ -283,14 +282,14 @@ static int sh7722_find_div_index(unsigned long parent_rate, unsigned rate) return index; } -static void sh7722_frqcr_recalc(struct clk *clk) +static unsigned long sh7722_frqcr_recalc(struct clk *clk) { struct frqcr_context ctx = sh7722_get_clk_context(clk->name); unsigned long frqcr = ctrl_inl(FRQCR); int index; index = (frqcr >> ctx.shift) & ctx.mask; - clk->rate = clk->parent->rate * 2 / divisors2[index]; + return clk->parent->rate * 2 / divisors2[index]; } static int sh7722_frqcr_set_rate(struct clk *clk, unsigned long rate, @@ -439,11 +438,8 @@ static struct clk_ops sh7722_frqcr_clk_ops = { /* * clock ops methods for SIU A/B and IrDA clock - * */ - #ifndef CONFIG_CPU_SUBTYPE_SH7343 - static int sh7722_siu_set_rate(struct clk *clk, unsigned long rate, int algo_id) { unsigned long r; @@ -458,12 +454,12 @@ static int sh7722_siu_set_rate(struct clk *clk, unsigned long rate, int algo_id) return 0; } -static void sh7722_siu_recalc(struct clk *clk) +static unsigned long sh7722_siu_recalc(struct clk *clk) { unsigned long r; r = ctrl_inl(clk->arch_flags); - clk->rate = clk->parent->rate * 2 / divisors2[r & 0xF]; + return clk->parent->rate * 2 / divisors2[r & 0xF]; } static int sh7722_siu_start_stop(struct clk *clk, int enable) @@ -525,12 +521,12 @@ static int sh7722_video_set_rate(struct clk *clk, unsigned long rate, return 0; } -static void sh7722_video_recalc(struct clk *clk) +static unsigned long sh7722_video_recalc(struct clk *clk) { unsigned long r; r = ctrl_inl(VCLKCR); - clk->rate = clk->parent->rate / ((r & 0x3F) + 1); + return clk->parent->rate / ((r & 0x3F) + 1); } static struct clk_ops sh7722_video_clk_ops = { @@ -627,7 +623,7 @@ static int sh7722_mstpcr_start_stop(struct clk *clk, int enable) break; default: return -EINVAL; - } + } r = ctrl_inl(reg); @@ -650,10 +646,9 @@ static void sh7722_mstpcr_disable(struct clk *clk) sh7722_mstpcr_start_stop(clk, 0); } -static void sh7722_mstpcr_recalc(struct clk *clk) +static unsigned long sh7722_mstpcr_recalc(struct clk *clk) { - if (clk->parent) - clk->rate = clk->parent->rate; + return clk->parent->rate; } static struct clk_ops sh7722_mstpcr_clk_ops = { |