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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-11-04 16:35:03 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-02-08 11:38:39 +0000
commit897dcded6fb6565f4d1c22a55d21f135403db132 (patch)
treeda9c4028ed49a1482445131760b4fc45c6524abe /arch/arm/mach-omap2/clock24xx.h
parent548d849574847b788fe846fe21a41386063be161 (diff)
[ARM] omap: provide a NULL clock operations structure
... and use it for clocks which are ALWAYS_ENABLED. These clocks use a non-NULL enable_reg pointer for other purposes (such as selecting clock rates.) Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-omap2/clock24xx.h')
-rw-r--r--arch/arm/mach-omap2/clock24xx.h31
1 files changed, 22 insertions, 9 deletions
diff --git a/arch/arm/mach-omap2/clock24xx.h b/arch/arm/mach-omap2/clock24xx.h
index 2aa0b5e6560..d4869377307 100644
--- a/arch/arm/mach-omap2/clock24xx.h
+++ b/arch/arm/mach-omap2/clock24xx.h
@@ -619,9 +619,10 @@ static struct prcm_config rate_table[] = {
/* Base external input clocks */
static struct clk func_32k_ck = {
.name = "func_32k_ck",
+ .ops = &clkops_null,
.rate = 32000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES,
+ RATE_FIXED | RATE_PROPAGATES,
.clkdm_name = "wkup_clkdm",
.recalc = &propagate_rate,
};
@@ -639,18 +640,20 @@ static struct clk osc_ck = { /* (*12, *13, 19.2, *26, 38.4)MHz */
/* Without modem likely 12MHz, with modem likely 13MHz */
static struct clk sys_ck = { /* (*12, *13, 19.2, 26, 38.4)MHz */
.name = "sys_ck", /* ~ ref_clk also */
+ .ops = &clkops_null,
.parent = &osc_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- ALWAYS_ENABLED | RATE_PROPAGATES,
+ RATE_PROPAGATES,
.clkdm_name = "wkup_clkdm",
.recalc = &omap2_sys_clk_recalc,
};
static struct clk alt_ck = { /* Typical 54M or 48M, may not exist */
.name = "alt_ck",
+ .ops = &clkops_null,
.rate = 54000000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- RATE_FIXED | ALWAYS_ENABLED | RATE_PROPAGATES,
+ RATE_FIXED | RATE_PROPAGATES,
.clkdm_name = "wkup_clkdm",
.recalc = &propagate_rate,
};
@@ -679,10 +682,11 @@ static struct dpll_data dpll_dd = {
*/
static struct clk dpll_ck = {
.name = "dpll_ck",
+ .ops = &clkops_null,
.parent = &sys_ck, /* Can be func_32k also */
.dpll_data = &dpll_dd,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- RATE_PROPAGATES | ALWAYS_ENABLED,
+ RATE_PROPAGATES,
.clkdm_name = "wkup_clkdm",
.recalc = &omap2_dpllcore_recalc,
.set_rate = &omap2_reprogram_dpllcore,
@@ -751,9 +755,10 @@ static struct clk func_54m_ck = {
static struct clk core_ck = {
.name = "core_ck",
+ .ops = &clkops_null,
.parent = &dpll_ck, /* can also be 32k */
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- ALWAYS_ENABLED | RATE_PROPAGATES,
+ RATE_PROPAGATES,
.clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -837,6 +842,7 @@ static struct clk func_12m_ck = {
/* Secure timer, only available in secure mode */
static struct clk wdt1_osc_ck = {
.name = "ck_wdt1_osc",
+ .ops = &clkops_null, /* RMK: missing? */
.parent = &osc_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.recalc = &followparent_recalc,
@@ -996,9 +1002,10 @@ static const struct clksel mpu_clksel[] = {
static struct clk mpu_ck = { /* Control cpu */
.name = "mpu_ck",
+ .ops = &clkops_null,
.parent = &core_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- ALWAYS_ENABLED | DELAYED_APP |
+ DELAYED_APP |
CONFIG_PARTICIPANT | RATE_PROPAGATES,
.clkdm_name = "mpu_clkdm",
.init = &omap2_init_clksel_parent,
@@ -1168,9 +1175,10 @@ static const struct clksel core_l3_clksel[] = {
static struct clk core_l3_ck = { /* Used for ick and fck, interconnect */
.name = "core_l3_ck",
+ .ops = &clkops_null,
.parent = &core_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- ALWAYS_ENABLED | DELAYED_APP |
+ DELAYED_APP |
CONFIG_PARTICIPANT | RATE_PROPAGATES,
.clkdm_name = "core_l3_clkdm",
.clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1),
@@ -1231,9 +1239,10 @@ static const struct clksel l4_clksel[] = {
static struct clk l4_ck = { /* used both as an ick and fck */
.name = "l4_ck",
+ .ops = &clkops_null,
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- ALWAYS_ENABLED | DELAYED_APP | RATE_PROPAGATES,
+ DELAYED_APP | RATE_PROPAGATES,
.clkdm_name = "core_l4_clkdm",
.clksel_reg = OMAP_CM_REGADDR(CORE_MOD, CM_CLKSEL1),
.clksel_mask = OMAP24XX_CLKSEL_L4_MASK,
@@ -2359,6 +2368,7 @@ static struct clk i2chs1_fck = {
static struct clk gpmc_fck = {
.name = "gpmc_fck",
+ .ops = &clkops_null, /* RMK: missing? */
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
ENABLE_ON_INIT,
@@ -2368,6 +2378,7 @@ static struct clk gpmc_fck = {
static struct clk sdma_fck = {
.name = "sdma_fck",
+ .ops = &clkops_null, /* RMK: missing? */
.parent = &core_l3_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.clkdm_name = "core_l3_clkdm",
@@ -2376,6 +2387,7 @@ static struct clk sdma_fck = {
static struct clk sdma_ick = {
.name = "sdma_ick",
+ .ops = &clkops_null, /* RMK: missing? */
.parent = &l4_ck,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X,
.clkdm_name = "core_l3_clkdm",
@@ -2621,8 +2633,9 @@ static struct clk mmchsdb2_fck = {
*/
static struct clk virt_prcm_set = {
.name = "virt_prcm_set",
+ .ops = &clkops_null,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- ALWAYS_ENABLED | DELAYED_APP,
+ DELAYED_APP,
.parent = &mpu_ck, /* Indexed by mpu speed, no parent */
.recalc = &omap2_table_mpu_recalc, /* sets are keyed on mpu rate */
.set_rate = &omap2_select_table_rate,