The RATE_FIXED flag currently has no useful purpose. Fixed rate clocks
should simply not implement the recalc, set_rate, set_parent, and round_rate
function pointers.
Signed-off-by: Paul Walmsley <paul@xxxxxxxxx>
---
arch/arm/mach-omap1/clock.c | 3 ---
arch/arm/mach-omap1/clock.h | 31 +++++++++++++++----------------
arch/arm/mach-omap2/clock.c | 4 ----
arch/arm/mach-omap2/clock24xx.h | 8 ++++----
arch/arm/mach-omap2/clock34xx.h | 19 +++++++++----------
arch/arm/plat-omap/include/mach/clock.h | 2 +-
6 files changed, 29 insertions(+), 38 deletions(-)
diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c
index f3cf6f8..af48050 100644
--- a/arch/arm/mach-omap1/clock.c
+++ b/arch/arm/mach-omap1/clock.c
@@ -570,9 +570,6 @@ static long omap1_clk_round_rate(struct clk *clk, unsigned long rate)
{
int dsor_exp;
- if (clk->flags & RATE_FIXED)
- return clk->rate;
-
if (clk->flags & RATE_CKCTL) {
dsor_exp = calc_dsor_exp(clk, rate);
if (dsor_exp < 0)
diff --git a/arch/arm/mach-omap1/clock.h b/arch/arm/mach-omap1/clock.h
index d9f34d3..564f4bc 100644
--- a/arch/arm/mach-omap1/clock.h
+++ b/arch/arm/mach-omap1/clock.h
@@ -554,8 +554,8 @@ static struct uart_clk uart1_16xx = {
/* Direct from ULPD, no real parent */
.parent = &armper_ck.clk,
.rate = 48000000,
- .flags = CLOCK_IN_OMAP16XX | RATE_FIXED |
- ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT,
+ .flags = CLOCK_IN_OMAP16XX | ENABLE_REG_32BIT |
+ CLOCK_NO_IDLE_PARENT,
.enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
.enable_bit = 29,
.enable = &omap1_clk_enable_uart_functional,
@@ -602,8 +602,8 @@ static struct uart_clk uart3_16xx = {
/* Direct from ULPD, no real parent */
.parent = &armper_ck.clk,
.rate = 48000000,
- .flags = CLOCK_IN_OMAP16XX | RATE_FIXED |
- ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT,
+ .flags = CLOCK_IN_OMAP16XX | ENABLE_REG_32BIT |
+ CLOCK_NO_IDLE_PARENT,
.enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
.enable_bit = 31,
.enable = &omap1_clk_enable_uart_functional,
@@ -617,7 +617,7 @@ static struct clk usb_clko = { /* 6 MHz output on W4_USB_CLKO */
/* Direct from ULPD, no parent */
.rate = 6000000,
.flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
- CLOCK_IN_OMAP310 | RATE_FIXED | ENABLE_REG_32BIT,
+ CLOCK_IN_OMAP310 | ENABLE_REG_32BIT,
.enable_reg = OMAP1_IO_ADDRESS(ULPD_CLOCK_CTRL),
.enable_bit = USB_MCLK_EN_BIT,
.enable = &omap1_clk_enable_generic,
@@ -629,7 +629,7 @@ static struct clk usb_hhc_ck1510 = {
/* Direct from ULPD, no parent */
.rate = 48000000, /* Actually 2 clocks, 12MHz and 48MHz */
.flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
- RATE_FIXED | ENABLE_REG_32BIT,
+ ENABLE_REG_32BIT,
.enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
.enable_bit = USB_HOST_HHC_UHOST_EN,
.enable = &omap1_clk_enable_generic,
@@ -641,8 +641,7 @@ static struct clk usb_hhc_ck16xx = {
/* Direct from ULPD, no parent */
.rate = 48000000,
/* OTG_SYSCON_2.OTG_PADEN == 0 (not 1510-compatible) */
- .flags = CLOCK_IN_OMAP16XX |
- RATE_FIXED | ENABLE_REG_32BIT,
+ .flags = CLOCK_IN_OMAP16XX | ENABLE_REG_32BIT,
.enable_reg = OMAP1_IO_ADDRESS(OTG_BASE + 0x08), /* OTG_SYSCON_2 */
.enable_bit = 8 /* UHOST_EN */,
.enable = &omap1_clk_enable_generic,
@@ -653,7 +652,7 @@ static struct clk usb_dc_ck = {
.name = "usb_dc_ck",
/* Direct from ULPD, no parent */
.rate = 48000000,
- .flags = CLOCK_IN_OMAP16XX | RATE_FIXED,
+ .flags = CLOCK_IN_OMAP16XX,
.enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
.enable_bit = 4,
.enable = &omap1_clk_enable_generic,
@@ -664,9 +663,9 @@ static struct clk mclk_1510 = {
.name = "mclk",
/* Direct from ULPD, no parent. May be enabled by ext hardware. */
.rate = 12000000,
- .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 | RATE_FIXED,
- .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
- .enable_bit = 6,
+ .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310,
+ .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
+ .enable_bit = 6,
.enable = &omap1_clk_enable_generic,
.disable = &omap1_clk_disable_generic,
};
@@ -688,7 +687,7 @@ static struct clk bclk_1510 = {
.name = "bclk",
/* Direct from ULPD, no parent. May be enabled by ext hardware. */
.rate = 12000000,
- .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 | RATE_FIXED,
+ .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310,
.enable = &omap1_clk_enable_generic,
.disable = &omap1_clk_disable_generic,
};
@@ -712,7 +711,7 @@ static struct clk mmc1_ck = {
.parent = &armper_ck.clk,
.rate = 48000000,
.flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
- CLOCK_IN_OMAP310 | RATE_FIXED | ENABLE_REG_32BIT |
+ CLOCK_IN_OMAP310 | ENABLE_REG_32BIT |
CLOCK_NO_IDLE_PARENT,
.enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
.enable_bit = 23,
@@ -726,8 +725,8 @@ static struct clk mmc2_ck = {
/* Functional clock is direct from ULPD, interface clock is ARMPER */
.parent = &armper_ck.clk,
.rate = 48000000,
- .flags = CLOCK_IN_OMAP16XX |
- RATE_FIXED | ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT,
+ .flags = CLOCK_IN_OMAP16XX | ENABLE_REG_32BIT |
+ CLOCK_NO_IDLE_PARENT,
.enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
.enable_bit = 20,
.enable = &omap1_clk_enable_generic,
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index 4d04e9f..31b5c9d 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -644,10 +644,6 @@ long omap2_clk_round_rate(struct clk *clk, unsigned long rate)
if (clk->round_rate != NULL)
return clk->round_rate(clk, rate);
- if (clk->flags & RATE_FIXED)
- printk(KERN_ERR "clock: generic omap2_clk_round_rate called "
- "on fixed-rate clock %s\n", clk->name);
-
return clk->rate;
}
diff --git a/arch/arm/mach-omap2/clock24xx.h b/arch/arm/mach-omap2/clock24xx.h
index 88ba9cf..824413d 100644
--- a/arch/arm/mach-omap2/clock24xx.h
+++ b/arch/arm/mach-omap2/clock24xx.h
@@ -628,7 +628,7 @@ static struct clk func_32k_ck = {
.name = "func_32k_ck",
.rate = 32000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- RATE_FIXED | ALWAYS_ENABLED,
+ ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
@@ -656,7 +656,7 @@ static struct clk alt_ck = { /* Typical 54M or 48M, may not exist */
.name = "alt_ck",
.rate = 54000000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- RATE_FIXED | ALWAYS_ENABLED,
+ ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
@@ -703,7 +703,7 @@ static struct clk apll96_ck = {
.prcm_mod = PLL_MOD,
.rate = 96000000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- RATE_FIXED | ENABLE_ON_INIT,
+ ENABLE_ON_INIT,
.clkdm = { .name = "prm_clkdm" },
.enable_reg = CM_CLKEN,
.enable_bit = OMAP24XX_EN_96M_PLL_SHIFT,
@@ -717,7 +717,7 @@ static struct clk apll54_ck = {
.prcm_mod = PLL_MOD,
.rate = 54000000,
.flags = CLOCK_IN_OMAP242X | CLOCK_IN_OMAP243X |
- RATE_FIXED | ENABLE_ON_INIT,
+ ENABLE_ON_INIT,
.clkdm = { .name = "prm_clkdm" },
.enable_reg = CM_CLKEN,
.enable_bit = OMAP24XX_EN_54M_PLL_SHIFT,
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index 2fde89e..179ea17 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -66,14 +66,14 @@ static struct clk dpll2_fck;
static struct clk omap_32k_fck = {
.name = "omap_32k_fck",
.rate = 32768,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
static struct clk secure_32k_fck = {
.name = "secure_32k_fck",
.rate = 32768,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
@@ -81,42 +81,42 @@ static struct clk secure_32k_fck = {
static struct clk virt_12m_ck = {
.name = "virt_12m_ck",
.rate = 12000000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
static struct clk virt_13m_ck = {
.name = "virt_13m_ck",
.rate = 13000000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
static struct clk virt_16_8m_ck = {
.name = "virt_16_8m_ck",
.rate = 16800000,
- .flags = CLOCK_IN_OMAP3430ES2 | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP3430ES2 | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
static struct clk virt_19_2m_ck = {
.name = "virt_19_2m_ck",
.rate = 19200000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
static struct clk virt_26m_ck = {
.name = "virt_26m_ck",
.rate = 26000000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
static struct clk virt_38_4m_ck = {
.name = "virt_38_4m_ck",
.rate = 38400000,
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED | ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
};
@@ -170,8 +170,7 @@ static struct clk osc_sys_ck = {
.clksel_mask = OMAP3430_SYS_CLKIN_SEL_MASK,
.clksel = osc_sys_clksel,
/* REVISIT: deal with autoextclkmode? */
- .flags = CLOCK_IN_OMAP343X | RATE_FIXED |
- ALWAYS_ENABLED,
+ .flags = CLOCK_IN_OMAP343X | ALWAYS_ENABLED,
.clkdm = { .name = "prm_clkdm" },
.recalc = &omap2_clksel_recalc,
};
diff --git a/arch/arm/plat-omap/include/mach/clock.h b/arch/arm/plat-omap/include/mach/clock.h
index f01f59d..4b90531 100644
--- a/arch/arm/plat-omap/include/mach/clock.h
+++ b/arch/arm/plat-omap/include/mach/clock.h
@@ -153,7 +153,7 @@ void omap_clk_del_child(struct clk *clk, struct clk *clk2);
/* Clock flags */
#define RATE_CKCTL (1 << 0) /* Main fixed ratio clocks */
-#define RATE_FIXED (1 << 1) /* Fixed clock rate */
+
#define VIRTUAL_CLOCK (1 << 3) /* Composite clock from table */
#define ALWAYS_ENABLED (1 << 4) /* Clock cannot be disabled */
--
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