diff options
author | Magnus Damm <damm@opensource.se> | 2011-12-08 08:59:13 -0500 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2011-12-09 04:01:07 -0500 |
commit | 0e027376f896e5dda293ffc8e6e7332d26d2ffc4 (patch) | |
tree | a3429e8b63645f4ffd406218fe15b4d52feb60a3 /drivers/sh | |
parent | b3ab82b3eb191ad2cd8110cb5de0afb790337000 (diff) |
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) | |||
252 | clk_rate_table_build(clk, clk->freq_table, table->nr_divisors, | 252 | clk_rate_table_build(clk, clk->freq_table, table->nr_divisors, |
253 | table, &clk->arch_flags); | 253 | table, &clk->arch_flags); |
254 | 254 | ||
255 | idx = (__raw_readl(clk->enable_reg) >> clk->enable_bit) & 0x000f; | 255 | idx = (ioread32(clk->mapped_reg) >> clk->enable_bit) & 0x000f; |
256 | 256 | ||
257 | return clk->freq_table[idx].frequency; | 257 | return clk->freq_table[idx].frequency; |
258 | } | 258 | } |
@@ -270,15 +270,15 @@ static int sh_clk_div4_set_parent(struct clk *clk, struct clk *parent) | |||
270 | */ | 270 | */ |
271 | 271 | ||
272 | if (parent->flags & CLK_ENABLE_ON_INIT) | 272 | if (parent->flags & CLK_ENABLE_ON_INIT) |
273 | value = __raw_readl(clk->enable_reg) & ~(1 << 7); | 273 | value = ioread32(clk->mapped_reg) & ~(1 << 7); |
274 | else | 274 | else |
275 | value = __raw_readl(clk->enable_reg) | (1 << 7); | 275 | value = ioread32(clk->mapped_reg) | (1 << 7); |
276 | 276 | ||
277 | ret = clk_reparent(clk, parent); | 277 | ret = clk_reparent(clk, parent); |
278 | if (ret < 0) | 278 | if (ret < 0) |
279 | return ret; | 279 | return ret; |
280 | 280 | ||
281 | __raw_writel(value, clk->enable_reg); | 281 | iowrite32(value, clk->mapped_reg); |
282 | 282 | ||
283 | /* Rebiuld the frequency table */ | 283 | /* Rebiuld the frequency table */ |
284 | clk_rate_table_build(clk, clk->freq_table, table->nr_divisors, | 284 | 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) | |||
295 | if (idx < 0) | 295 | if (idx < 0) |
296 | return idx; | 296 | return idx; |
297 | 297 | ||
298 | value = __raw_readl(clk->enable_reg); | 298 | value = ioread32(clk->mapped_reg); |
299 | value &= ~(0xf << clk->enable_bit); | 299 | value &= ~(0xf << clk->enable_bit); |
300 | value |= (idx << clk->enable_bit); | 300 | value |= (idx << clk->enable_bit); |
301 | __raw_writel(value, clk->enable_reg); | 301 | iowrite32(value, clk->mapped_reg); |
302 | 302 | ||
303 | if (d4t->kick) | 303 | if (d4t->kick) |
304 | d4t->kick(clk); | 304 | d4t->kick(clk); |
@@ -308,13 +308,13 @@ static int sh_clk_div4_set_rate(struct clk *clk, unsigned long rate) | |||
308 | 308 | ||
309 | static int sh_clk_div4_enable(struct clk *clk) | 309 | static int sh_clk_div4_enable(struct clk *clk) |
310 | { | 310 | { |
311 | __raw_writel(__raw_readl(clk->enable_reg) & ~(1 << 8), clk->enable_reg); | 311 | iowrite32(ioread32(clk->mapped_reg) & ~(1 << 8), clk->mapped_reg); |
312 | return 0; | 312 | return 0; |
313 | } | 313 | } |
314 | 314 | ||
315 | static void sh_clk_div4_disable(struct clk *clk) | 315 | static void sh_clk_div4_disable(struct clk *clk) |
316 | { | 316 | { |
317 | __raw_writel(__raw_readl(clk->enable_reg) | (1 << 8), clk->enable_reg); | 317 | iowrite32(ioread32(clk->mapped_reg) | (1 << 8), clk->mapped_reg); |
318 | } | 318 | } |
319 | 319 | ||
320 | static struct clk_ops sh_clk_div4_clk_ops = { | 320 | static struct clk_ops sh_clk_div4_clk_ops = { |