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author | Magnus Damm <damm@opensource.se> | 2011-12-08 22:59:13 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2011-12-09 18:01:07 +0900 |
commit | 0e027376f896e5dda293ffc8e6e7332d26d2ffc4 (patch) | |
tree | a3429e8b63645f4ffd406218fe15b4d52feb60a3 /drivers/sh | |
parent | b3ab82b3eb191ad2cd8110cb5de0afb790337000 (diff) | |
download | lwn-0e027376f896e5dda293ffc8e6e7332d26d2ffc4.tar.gz lwn-0e027376f896e5dda293ffc8e6e7332d26d2ffc4.zip |
sh: use ioread32/iowrite32 and mapped_reg for div4
Convert the CPG DIV4 helper code to use the new mapped_reg
together with ioread32() and iowrite32().
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/sh')
-rw-r--r-- | drivers/sh/clk/cpg.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/sh/clk/cpg.c b/drivers/sh/clk/cpg.c index ed8bc70730f5..e4a2edf139f7 100644 --- a/drivers/sh/clk/cpg.c +++ b/drivers/sh/clk/cpg.c @@ -252,7 +252,7 @@ static unsigned long sh_clk_div4_recalc(struct clk *clk) clk_rate_table_build(clk, clk->freq_table, table->nr_divisors, table, &clk->arch_flags); - idx = (__raw_readl(clk->enable_reg) >> clk->enable_bit) & 0x000f; + idx = (ioread32(clk->mapped_reg) >> clk->enable_bit) & 0x000f; return clk->freq_table[idx].frequency; } @@ -270,15 +270,15 @@ static int sh_clk_div4_set_parent(struct clk *clk, struct clk *parent) */ if (parent->flags & CLK_ENABLE_ON_INIT) - value = __raw_readl(clk->enable_reg) & ~(1 << 7); + value = ioread32(clk->mapped_reg) & ~(1 << 7); else - value = __raw_readl(clk->enable_reg) | (1 << 7); + value = ioread32(clk->mapped_reg) | (1 << 7); ret = clk_reparent(clk, parent); if (ret < 0) return ret; - __raw_writel(value, clk->enable_reg); + iowrite32(value, clk->mapped_reg); /* Rebiuld the frequency table */ clk_rate_table_build(clk, clk->freq_table, table->nr_divisors, @@ -295,10 +295,10 @@ static int sh_clk_div4_set_rate(struct clk *clk, unsigned long rate) if (idx < 0) return idx; - value = __raw_readl(clk->enable_reg); + value = ioread32(clk->mapped_reg); value &= ~(0xf << clk->enable_bit); value |= (idx << clk->enable_bit); - __raw_writel(value, clk->enable_reg); + iowrite32(value, clk->mapped_reg); if (d4t->kick) d4t->kick(clk); @@ -308,13 +308,13 @@ static int sh_clk_div4_set_rate(struct clk *clk, unsigned long rate) static int sh_clk_div4_enable(struct clk *clk) { - __raw_writel(__raw_readl(clk->enable_reg) & ~(1 << 8), clk->enable_reg); + iowrite32(ioread32(clk->mapped_reg) & ~(1 << 8), clk->mapped_reg); return 0; } static void sh_clk_div4_disable(struct clk *clk) { - __raw_writel(__raw_readl(clk->enable_reg) | (1 << 8), clk->enable_reg); + iowrite32(ioread32(clk->mapped_reg) | (1 << 8), clk->mapped_reg); } static struct clk_ops sh_clk_div4_clk_ops = { |