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Diffstat (limited to 'arch/arm/mach-omap2/clock.c')
-rw-r--r--arch/arm/mach-omap2/clock.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index 1d891e4a6933..84cd1d9fcef9 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -251,7 +251,7 @@ int _omap2_clk_enable(struct clk *clk)
251 if (clk->enable) 251 if (clk->enable)
252 return clk->enable(clk); 252 return clk->enable(clk);
253 253
254 if (unlikely(clk->enable_reg == 0)) { 254 if (unlikely(clk->enable_reg == NULL)) {
255 printk(KERN_ERR "clock.c: Enable for %s without enable code\n", 255 printk(KERN_ERR "clock.c: Enable for %s without enable code\n",
256 clk->name); 256 clk->name);
257 return 0; /* REVISIT: -EINVAL */ 257 return 0; /* REVISIT: -EINVAL */
@@ -283,7 +283,7 @@ void _omap2_clk_disable(struct clk *clk)
283 return; 283 return;
284 } 284 }
285 285
286 if (clk->enable_reg == 0) { 286 if (clk->enable_reg == NULL) {
287 /* 287 /*
288 * 'Independent' here refers to a clock which is not 288 * 'Independent' here refers to a clock which is not
289 * controlled by its parent. 289 * controlled by its parent.
@@ -477,7 +477,7 @@ long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate)
477/* Given a clock and a rate apply a clock specific rounding function */ 477/* Given a clock and a rate apply a clock specific rounding function */
478long omap2_clk_round_rate(struct clk *clk, unsigned long rate) 478long omap2_clk_round_rate(struct clk *clk, unsigned long rate)
479{ 479{
480 if (clk->round_rate != 0) 480 if (clk->round_rate != NULL)
481 return clk->round_rate(clk, rate); 481 return clk->round_rate(clk, rate);
482 482
483 if (clk->flags & RATE_FIXED) 483 if (clk->flags & RATE_FIXED)
@@ -566,7 +566,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
566 */ 566 */
567void __iomem *omap2_get_clksel(struct clk *clk, u32 *field_mask) 567void __iomem *omap2_get_clksel(struct clk *clk, u32 *field_mask)
568{ 568{
569 if (unlikely((clk->clksel_reg == 0) || (clk->clksel_mask == 0))) 569 if (unlikely((clk->clksel_reg == NULL) || (clk->clksel_mask == NULL)))
570 return NULL; 570 return NULL;
571 571
572 *field_mask = clk->clksel_mask; 572 *field_mask = clk->clksel_mask;
@@ -586,7 +586,7 @@ u32 omap2_clksel_get_divisor(struct clk *clk)
586 void __iomem *div_addr; 586 void __iomem *div_addr;
587 587
588 div_addr = omap2_get_clksel(clk, &field_mask); 588 div_addr = omap2_get_clksel(clk, &field_mask);
589 if (div_addr == 0) 589 if (div_addr == NULL)
590 return 0; 590 return 0;
591 591
592 field_val = __raw_readl(div_addr) & field_mask; 592 field_val = __raw_readl(div_addr) & field_mask;
@@ -605,7 +605,7 @@ int omap2_clksel_set_rate(struct clk *clk, unsigned long rate)
605 return -EINVAL; 605 return -EINVAL;
606 606
607 div_addr = omap2_get_clksel(clk, &field_mask); 607 div_addr = omap2_get_clksel(clk, &field_mask);
608 if (div_addr == 0) 608 if (div_addr == NULL)
609 return -EINVAL; 609 return -EINVAL;
610 610
611 field_val = omap2_divisor_to_clksel(clk, new_div); 611 field_val = omap2_divisor_to_clksel(clk, new_div);
@@ -643,7 +643,7 @@ int omap2_clk_set_rate(struct clk *clk, unsigned long rate)
643 return -EINVAL; 643 return -EINVAL;
644 644
645 /* dpll_ck, core_ck, virt_prcm_set; plus all clksel clocks */ 645 /* dpll_ck, core_ck, virt_prcm_set; plus all clksel clocks */
646 if (clk->set_rate != 0) 646 if (clk->set_rate != NULL)
647 ret = clk->set_rate(clk, rate); 647 ret = clk->set_rate(clk, rate);
648 648
649 if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES))) 649 if (unlikely(ret == 0 && (clk->flags & RATE_PROPAGATES)))
@@ -664,7 +664,7 @@ static u32 omap2_clksel_get_src_field(void __iomem **src_addr,
664 const struct clksel_rate *clkr; 664 const struct clksel_rate *clkr;
665 665
666 *parent_div = 0; 666 *parent_div = 0;
667 *src_addr = 0; 667 *src_addr = NULL;
668 668
669 clks = omap2_get_clksel_by_parent(clk, src_clk); 669 clks = omap2_get_clksel_by_parent(clk, src_clk);
670 if (clks == NULL) 670 if (clks == NULL)
@@ -705,7 +705,7 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent)
705 705
706 field_val = omap2_clksel_get_src_field(&src_addr, new_parent, 706 field_val = omap2_clksel_get_src_field(&src_addr, new_parent,
707 &field_mask, clk, &parent_div); 707 &field_mask, clk, &parent_div);
708 if (src_addr == 0) 708 if (src_addr == NULL)
709 return -EINVAL; 709 return -EINVAL;
710 710
711 if (clk->usecount > 0) 711 if (clk->usecount > 0)