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authorTony Lindgren <tony@atomide.com>2006-09-25 13:27:20 +0300
committerTony Lindgren <tony@atomide.com>2006-09-25 13:27:20 +0300
commit90afd5cb2ac0977c38e83b6b21493da911b242b3 (patch)
tree7d0dedf7bfedb76e9bb2149f7f8aec1aaed159f9 /arch/arm/mach-omap2
parent1630b52ddf4fc27e0dc421a57e4788bf9d3886cc (diff)
ARM: OMAP: Sync clocks with linux-omap tree
Mostly clean up CONFIG_OMAP_RESET_CLOCKS. Also includes a patch from Imre Deak to make McSPI clocks use id. Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r--arch/arm/mach-omap2/clock.c39
-rw-r--r--arch/arm/mach-omap2/clock.h18
2 files changed, 29 insertions, 28 deletions
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index 26ac49ecb78d..0de201c3d50b 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -1025,12 +1025,29 @@ static int omap2_select_table_rate(struct clk * clk, unsigned long rate)
* Omap2 clock reset and init functions
*-------------------------------------------------------------------------*/
+#ifdef CONFIG_OMAP_RESET_CLOCKS
+static void __init omap2_clk_disable_unused(struct clk *clk)
+{
+ u32 regval32;
+
+ regval32 = __raw_readl(clk->enable_reg);
+ if ((regval32 & (1 << clk->enable_bit)) == 0)
+ return;
+
+ printk(KERN_INFO "Disabling unused clock \"%s\"\n", clk->name);
+ _omap2_clk_disable(clk);
+}
+#else
+#define omap2_clk_disable_unused NULL
+#endif
+
static struct clk_functions omap2_clk_functions = {
.clk_enable = omap2_clk_enable,
.clk_disable = omap2_clk_disable,
.clk_round_rate = omap2_clk_round_rate,
.clk_set_rate = omap2_clk_set_rate,
.clk_set_parent = omap2_clk_set_parent,
+ .clk_disable_unused = omap2_clk_disable_unused,
};
static void __init omap2_get_crystal_rate(struct clk *osc, struct clk *sys)
@@ -1070,28 +1087,6 @@ void omap2_clk_prepare_for_reboot(void)
clk_set_rate(vclk, rate);
}
-#ifdef CONFIG_OMAP_RESET_CLOCKS
-static void __init omap2_disable_unused_clocks(void)
-{
- struct clk *ck;
- u32 regval32;
-
- list_for_each_entry(ck, &clocks, node) {
- if (ck->usecount > 0 || (ck->flags & ALWAYS_ENABLED) ||
- ck->enable_reg == 0)
- continue;
-
- regval32 = __raw_readl(ck->enable_reg);
- if ((regval32 & (1 << ck->enable_bit)) == 0)
- continue;
-
- printk(KERN_INFO "Disabling unused clock \"%s\"\n", ck->name);
- _omap2_clk_disable(ck);
- }
-}
-late_initcall(omap2_disable_unused_clocks);
-#endif
-
/*
* Switch the MPU rate if specified on cmdline.
* We cannot do this early until cmdline is parsed.
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
index 223152d9663f..8816f5a33a28 100644
--- a/arch/arm/mach-omap2/clock.h
+++ b/arch/arm/mach-omap2/clock.h
@@ -1368,7 +1368,8 @@ static struct clk mcbsp5_fck = {
};
static struct clk mcspi1_ick = {
- .name = "mcspi1_ick",
+ .name = "mcspi_ick",
+ .id = 1,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.enable_reg = (void __iomem *)&CM_ICLKEN1_CORE,
@@ -1377,7 +1378,8 @@ static struct clk mcspi1_ick = {
};
static struct clk mcspi1_fck = {
- .name = "mcspi1_fck",
+ .name = "mcspi_fck",
+ .id = 1,
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.enable_reg = (void __iomem *)&CM_FCLKEN1_CORE,
@@ -1386,7 +1388,8 @@ static struct clk mcspi1_fck = {
};
static struct clk mcspi2_ick = {
- .name = "mcspi2_ick",
+ .name = "mcspi_ick",
+ .id = 2,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.enable_reg = (void __iomem *)&CM_ICLKEN1_CORE,
@@ -1395,7 +1398,8 @@ static struct clk mcspi2_ick = {
};
static struct clk mcspi2_fck = {
- .name = "mcspi2_fck",
+ .name = "mcspi_fck",
+ .id = 2,
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.enable_reg = (void __iomem *)&CM_FCLKEN1_CORE,
@@ -1404,7 +1408,8 @@ static struct clk mcspi2_fck = {
};
static struct clk mcspi3_ick = {
- .name = "mcspi3_ick",
+ .name = "mcspi_ick",
+ .id = 3,
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP243X,
.enable_reg = (void __iomem *)&CM_ICLKEN2_CORE,
@@ -1413,7 +1418,8 @@ static struct clk mcspi3_ick = {
};
static struct clk mcspi3_fck = {
- .name = "mcspi3_fck",
+ .name = "mcspi_fck",
+ .id = 3,
.parent = &func_48m_ck,
.flags = CLOCK_IN_OMAP243X,
.enable_reg = (void __iomem *)&CM_FCLKEN2_CORE,