[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>
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index 8b188fb..b56fd28 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -55,66 +55,66 @@
/* According to timer32k.c, this is a 32768Hz clock, not a 32000Hz clock. */
static struct clk omap_32k_fck = {
.name = "omap_32k_fck",
+ .ops = &clkops_null,
.rate = 32768,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
static struct clk secure_32k_fck = {
.name = "secure_32k_fck",
+ .ops = &clkops_null,
.rate = 32768,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
/* Virtual source clocks for osc_sys_ck */
static struct clk virt_12m_ck = {
.name = "virt_12m_ck",
+ .ops = &clkops_null,
.rate = 12000000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
static struct clk virt_13m_ck = {
.name = "virt_13m_ck",
+ .ops = &clkops_null,
.rate = 13000000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
static struct clk virt_16_8m_ck = {
.name = "virt_16_8m_ck",
+ .ops = &clkops_null,
.rate = 16800000,
- .flags = CLOCK_IN_OMAP3430ES2 | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP3430ES2 | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
static struct clk virt_19_2m_ck = {
.name = "virt_19_2m_ck",
+ .ops = &clkops_null,
.rate = 19200000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
static struct clk virt_26m_ck = {
.name = "virt_26m_ck",
+ .ops = &clkops_null,
.rate = 26000000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
static struct clk virt_38_4m_ck = {
.name = "virt_38_4m_ck",
+ .ops = &clkops_null,
.rate = 38400000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
@@ -162,13 +162,13 @@
/* 12, 13, 16.8, 19.2, 26, or 38.4 MHz */
static struct clk osc_sys_ck = {
.name = "osc_sys_ck",
+ .ops = &clkops_null,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP3430_PRM_CLKSEL,
.clksel_mask = OMAP3430_SYS_CLKIN_SEL_MASK,
.clksel = osc_sys_clksel,
/* REVISIT: deal with autoextclkmode? */
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_FIXED | RATE_PROPAGATES,
.recalc = &omap2_clksel_recalc,
};
@@ -187,25 +187,28 @@
/* Feeds DPLLs - divided first by PRM_CLKSRC_CTRL.SYSCLKDIV? */
static struct clk sys_ck = {
.name = "sys_ck",
+ .ops = &clkops_null,
.parent = &osc_sys_ck,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP3430_PRM_CLKSRC_CTRL,
.clksel_mask = OMAP_SYSCLKDIV_MASK,
.clksel = sys_clksel,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.recalc = &omap2_clksel_recalc,
};
static struct clk sys_altclk = {
.name = "sys_altclk",
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .ops = &clkops_null,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
/* Optional external clock input for some McBSPs */
static struct clk mcbsp_clks = {
.name = "mcbsp_clks",
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .ops = &clkops_null,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.recalc = &propagate_rate,
};
@@ -278,9 +281,10 @@
static struct clk dpll1_ck = {
.name = "dpll1_ck",
+ .ops = &clkops_null,
.parent = &sys_ck,
.dpll_data = &dpll1_dd,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.round_rate = &omap2_dpll_round_rate,
.recalc = &omap3_dpll_recalc,
};
@@ -398,9 +402,10 @@
static struct clk dpll3_ck = {
.name = "dpll3_ck",
+ .ops = &clkops_null,
.parent = &sys_ck,
.dpll_data = &dpll3_dd,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.round_rate = &omap2_dpll_round_rate,
.recalc = &omap3_dpll_recalc,
};
@@ -2266,9 +2271,10 @@
static struct clk wkup_32k_fck = {
.name = "wkup_32k_fck",
+ .ops = &clkops_null,
.init = &omap2_init_clk_clkdm,
.parent = &omap_32k_fck,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2295,8 +2301,9 @@
static struct clk wkup_l4_ick = {
.name = "wkup_l4_ick",
+ .ops = &clkops_null,
.parent = &sys_ck,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.clkdm_name = "wkup_clkdm",
.recalc = &followparent_recalc,
};
@@ -2514,9 +2521,10 @@
static struct clk per_32k_alwon_fck = {
.name = "per_32k_alwon_fck",
+ .ops = &clkops_null,
.parent = &omap_32k_fck,
.clkdm_name = "per_clkdm",
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.recalc = &followparent_recalc,
};
@@ -2859,11 +2867,12 @@
*/
static struct clk emu_src_ck = {
.name = "emu_src_ck",
+ .ops = &clkops_null,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1),
.clksel_mask = OMAP3430_MUX_CTRL_MASK,
.clksel = emu_src_clksel,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2883,11 +2892,12 @@
static struct clk pclk_fck = {
.name = "pclk_fck",
+ .ops = &clkops_null,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1),
.clksel_mask = OMAP3430_CLKSEL_PCLK_MASK,
.clksel = pclk_emu_clksel,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2906,11 +2916,12 @@
static struct clk pclkx2_fck = {
.name = "pclkx2_fck",
+ .ops = &clkops_null,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1),
.clksel_mask = OMAP3430_CLKSEL_PCLKX2_MASK,
.clksel = pclkx2_emu_clksel,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2922,22 +2933,24 @@
static struct clk atclk_fck = {
.name = "atclk_fck",
+ .ops = &clkops_null,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1),
.clksel_mask = OMAP3430_CLKSEL_ATCLK_MASK,
.clksel = atclk_emu_clksel,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
static struct clk traceclk_src_fck = {
.name = "traceclk_src_fck",
+ .ops = &clkops_null,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1),
.clksel_mask = OMAP3430_TRACE_MUX_CTRL_MASK,
.clksel = emu_src_clksel,
- .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | RATE_PROPAGATES,
.clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2956,11 +2969,12 @@
static struct clk traceclk_fck = {
.name = "traceclk_fck",
+ .ops = &clkops_null,
.init = &omap2_init_clksel_parent,
.clksel_reg = OMAP_CM_REGADDR(OMAP3430_EMU_MOD, CM_CLKSEL1),
.clksel_mask = OMAP3430_CLKSEL_TRACECLK_MASK,
.clksel = traceclk_clksel,
- .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X,
.clkdm_name = "emu_clkdm",
.recalc = &omap2_clksel_recalc,
};
@@ -2989,6 +3003,7 @@
static struct clk sr_l4_ick = {
.name = "sr_l4_ick",
+ .ops = &clkops_null, /* RMK: missing? */
.parent = &l4_ick,
.flags = CLOCK_IN_OMAP343X,
.clkdm_name = "core_l4_clkdm",
@@ -3000,15 +3015,17 @@
/* XXX This clock no longer exists in 3430 TRM rev F */
static struct clk gpt12_fck = {
.name = "gpt12_fck",
+ .ops = &clkops_null,
.parent = &secure_32k_fck,
- .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X,
.recalc = &followparent_recalc,
};
static struct clk wdt1_fck = {
.name = "wdt1_fck",
+ .ops = &clkops_null,
.parent = &secure_32k_fck,
- .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X,
.recalc = &followparent_recalc,
};