#include <linux/cpufreq.h>
#include <linux/bitops.h>
-#include <mach/common.h>
#include <mach/clock.h>
#include <mach/sram.h>
#include <asm/div64.h>
+#include <asm/clkdev.h>
#include <mach/sdrc.h>
#include "clock.h"
-#include "clock24xx.h"
#include "prm.h"
#include "prm-regbits-24xx.h"
#include "cm.h"
#include "cm-regbits-24xx.h"
+static const struct clkops clkops_oscck;
+static const struct clkops clkops_fixed;
+
+#include "clock24xx.h"
+
+struct omap_clk {
+ u32 cpu;
+ struct clk_lookup lk;
+};
+
+#define CLK(dev, con, ck, cp) \
+ { \
+ .cpu = cp, \
+ .lk = { \
+ .dev_id = dev, \
+ .con_id = con, \
+ .clk = ck, \
+ }, \
+ }
+
+#define CK_243X (1 << 0)
+#define CK_242X (1 << 1)
+
+static struct omap_clk omap24xx_clks[] = {
+ /* external root sources */
+ CLK(NULL, "func_32k_ck", &func_32k_ck, CK_243X | CK_242X),
+ CLK(NULL, "osc_ck", &osc_ck, CK_243X | CK_242X),
+ CLK(NULL, "sys_ck", &sys_ck, CK_243X | CK_242X),
+ CLK(NULL, "alt_ck", &alt_ck, CK_243X | CK_242X),
+ /* internal analog sources */
+ CLK(NULL, "dpll_ck", &dpll_ck, CK_243X | CK_242X),
+ CLK(NULL, "apll96_ck", &apll96_ck, CK_243X | CK_242X),
+ CLK(NULL, "apll54_ck", &apll54_ck, CK_243X | CK_242X),
+ /* internal prcm root sources */
+ CLK(NULL, "func_54m_ck", &func_54m_ck, CK_243X | CK_242X),
+ CLK(NULL, "core_ck", &core_ck, CK_243X | CK_242X),
+ CLK(NULL, "func_96m_ck", &func_96m_ck, CK_243X | CK_242X),
+ CLK(NULL, "func_48m_ck", &func_48m_ck, CK_243X | CK_242X),
+ CLK(NULL, "func_12m_ck", &func_12m_ck, CK_243X | CK_242X),
+ CLK(NULL, "ck_wdt1_osc", &wdt1_osc_ck, CK_243X | CK_242X),
+ CLK(NULL, "sys_clkout_src", &sys_clkout_src, CK_243X | CK_242X),
+ CLK(NULL, "sys_clkout", &sys_clkout, CK_243X | CK_242X),
+ CLK(NULL, "sys_clkout2_src", &sys_clkout2_src, CK_242X),
+ CLK(NULL, "sys_clkout2", &sys_clkout2, CK_242X),
+ CLK(NULL, "emul_ck", &emul_ck, CK_242X),
+ /* mpu domain clocks */
+ CLK(NULL, "mpu_ck", &mpu_ck, CK_243X | CK_242X),
+ /* dsp domain clocks */
+ CLK(NULL, "dsp_fck", &dsp_fck, CK_243X | CK_242X),
+ CLK(NULL, "dsp_irate_ick", &dsp_irate_ick, CK_243X | CK_242X),
+ CLK(NULL, "dsp_ick", &dsp_ick, CK_242X),
+ CLK(NULL, "iva2_1_ick", &iva2_1_ick, CK_243X),
+ CLK(NULL, "iva1_ifck", &iva1_ifck, CK_242X),
+ CLK(NULL, "iva1_mpu_int_ifck", &iva1_mpu_int_ifck, CK_242X),
+ /* GFX domain clocks */
+ CLK(NULL, "gfx_3d_fck", &gfx_3d_fck, CK_243X | CK_242X),
+ CLK(NULL, "gfx_2d_fck", &gfx_2d_fck, CK_243X | CK_242X),
+ CLK(NULL, "gfx_ick", &gfx_ick, CK_243X | CK_242X),
+ /* Modem domain clocks */
+ CLK(NULL, "mdm_ick", &mdm_ick, CK_243X),
+ CLK(NULL, "mdm_osc_ck", &mdm_osc_ck, CK_243X),
+ /* DSS domain clocks */
+ CLK(NULL, "dss_ick", &dss_ick, CK_243X | CK_242X),
+ CLK(NULL, "dss1_fck", &dss1_fck, CK_243X | CK_242X),
+ CLK(NULL, "dss2_fck", &dss2_fck, CK_243X | CK_242X),
+ CLK(NULL, "dss_54m_fck", &dss_54m_fck, CK_243X | CK_242X),
+ /* L3 domain clocks */
+ CLK(NULL, "core_l3_ck", &core_l3_ck, CK_243X | CK_242X),
+ CLK(NULL, "ssi_fck", &ssi_ssr_sst_fck, CK_243X | CK_242X),
+ CLK(NULL, "usb_l4_ick", &usb_l4_ick, CK_243X | CK_242X),
+ /* L4 domain clocks */
+ CLK(NULL, "l4_ck", &l4_ck, CK_243X | CK_242X),
+ CLK(NULL, "ssi_l4_ick", &ssi_l4_ick, CK_243X | CK_242X),
+ /* virtual meta-group clock */
+ CLK(NULL, "virt_prcm_set", &virt_prcm_set, CK_243X | CK_242X),
+ /* general l4 interface ck, multi-parent functional clk */
+ CLK(NULL, "gpt1_ick", &gpt1_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt1_fck", &gpt1_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt2_ick", &gpt2_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt2_fck", &gpt2_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt3_ick", &gpt3_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt3_fck", &gpt3_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt4_ick", &gpt4_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt4_fck", &gpt4_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt5_ick", &gpt5_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt5_fck", &gpt5_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt6_ick", &gpt6_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt6_fck", &gpt6_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt7_ick", &gpt7_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt7_fck", &gpt7_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt8_ick", &gpt8_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt8_fck", &gpt8_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt9_ick", &gpt9_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt9_fck", &gpt9_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt10_ick", &gpt10_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt10_fck", &gpt10_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt11_ick", &gpt11_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt11_fck", &gpt11_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpt12_ick", &gpt12_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpt12_fck", &gpt12_fck, CK_243X | CK_242X),
+ CLK("omap-mcbsp.1", "ick", &mcbsp1_ick, CK_243X | CK_242X),
+ CLK("omap-mcbsp.1", "fck", &mcbsp1_fck, CK_243X | CK_242X),
+ CLK("omap-mcbsp.2", "ick", &mcbsp2_ick, CK_243X | CK_242X),
+ CLK("omap-mcbsp.2", "fck", &mcbsp2_fck, CK_243X | CK_242X),
+ CLK("omap-mcbsp.3", "ick", &mcbsp3_ick, CK_243X),
+ CLK("omap-mcbsp.3", "fck", &mcbsp3_fck, CK_243X),
+ CLK("omap-mcbsp.4", "ick", &mcbsp4_ick, CK_243X),
+ CLK("omap-mcbsp.4", "fck", &mcbsp4_fck, CK_243X),
+ CLK("omap-mcbsp.5", "ick", &mcbsp5_ick, CK_243X),
+ CLK("omap-mcbsp.5", "fck", &mcbsp5_fck, CK_243X),
+ CLK("omap2_mcspi.1", "ick", &mcspi1_ick, CK_243X | CK_242X),
+ CLK("omap2_mcspi.1", "fck", &mcspi1_fck, CK_243X | CK_242X),
+ CLK("omap2_mcspi.2", "ick", &mcspi2_ick, CK_243X | CK_242X),
+ CLK("omap2_mcspi.2", "fck", &mcspi2_fck, CK_243X | CK_242X),
+ CLK("omap2_mcspi.3", "ick", &mcspi3_ick, CK_243X),
+ CLK("omap2_mcspi.3", "fck", &mcspi3_fck, CK_243X),
+ CLK(NULL, "uart1_ick", &uart1_ick, CK_243X | CK_242X),
+ CLK(NULL, "uart1_fck", &uart1_fck, CK_243X | CK_242X),
+ CLK(NULL, "uart2_ick", &uart2_ick, CK_243X | CK_242X),
+ CLK(NULL, "uart2_fck", &uart2_fck, CK_243X | CK_242X),
+ CLK(NULL, "uart3_ick", &uart3_ick, CK_243X | CK_242X),
+ CLK(NULL, "uart3_fck", &uart3_fck, CK_243X | CK_242X),
+ CLK(NULL, "gpios_ick", &gpios_ick, CK_243X | CK_242X),
+ CLK(NULL, "gpios_fck", &gpios_fck, CK_243X | CK_242X),
+ CLK("omap_wdt", "ick", &mpu_wdt_ick, CK_243X | CK_242X),
+ CLK("omap_wdt", "fck", &mpu_wdt_fck, CK_243X | CK_242X),
+ CLK(NULL, "sync_32k_ick", &sync_32k_ick, CK_243X | CK_242X),
+ CLK(NULL, "wdt1_ick", &wdt1_ick, CK_243X | CK_242X),
+ CLK(NULL, "omapctrl_ick", &omapctrl_ick, CK_243X | CK_242X),
+ CLK(NULL, "icr_ick", &icr_ick, CK_243X),
+ CLK("omap24xxcam", "fck", &cam_fck, CK_243X | CK_242X),
+ CLK("omap24xxcam", "ick", &cam_ick, CK_243X | CK_242X),
+ CLK(NULL, "mailboxes_ick", &mailboxes_ick, CK_243X | CK_242X),
+ CLK(NULL, "wdt4_ick", &wdt4_ick, CK_243X | CK_242X),
+ CLK(NULL, "wdt4_fck", &wdt4_fck, CK_243X | CK_242X),
+ CLK(NULL, "wdt3_ick", &wdt3_ick, CK_242X),
+ CLK(NULL, "wdt3_fck", &wdt3_fck, CK_242X),
+ CLK(NULL, "mspro_ick", &mspro_ick, CK_243X | CK_242X),
+ CLK(NULL, "mspro_fck", &mspro_fck, CK_243X | CK_242X),
+ CLK("mmci-omap.0", "ick", &mmc_ick, CK_242X),
+ CLK("mmci-omap.0", "fck", &mmc_fck, CK_242X),
+ CLK(NULL, "fac_ick", &fac_ick, CK_243X | CK_242X),
+ CLK(NULL, "fac_fck", &fac_fck, CK_243X | CK_242X),
+ CLK(NULL, "eac_ick", &eac_ick, CK_242X),
+ CLK(NULL, "eac_fck", &eac_fck, CK_242X),
+ CLK("omap_hdq.0", "ick", &hdq_ick, CK_243X | CK_242X),
+ CLK("omap_hdq.1", "fck", &hdq_fck, CK_243X | CK_242X),
+ CLK("i2c_omap.1", "ick", &i2c1_ick, CK_243X | CK_242X),
+ CLK("i2c_omap.1", "fck", &i2c1_fck, CK_242X),
+ CLK("i2c_omap.1", "fck", &i2chs1_fck, CK_243X),
+ CLK("i2c_omap.2", "ick", &i2c2_ick, CK_243X | CK_242X),
+ CLK("i2c_omap.2", "fck", &i2c2_fck, CK_242X),
+ CLK("i2c_omap.2", "fck", &i2chs2_fck, CK_243X),
+ CLK(NULL, "gpmc_fck", &gpmc_fck, CK_243X | CK_242X),
+ CLK(NULL, "sdma_fck", &sdma_fck, CK_243X | CK_242X),
+ CLK(NULL, "sdma_ick", &sdma_ick, CK_243X | CK_242X),
+ CLK(NULL, "vlynq_ick", &vlynq_ick, CK_242X),
+ CLK(NULL, "vlynq_fck", &vlynq_fck, CK_242X),
+ CLK(NULL, "sdrc_ick", &sdrc_ick, CK_243X),
+ CLK(NULL, "des_ick", &des_ick, CK_243X | CK_242X),
+ CLK(NULL, "sha_ick", &sha_ick, CK_243X | CK_242X),
+ CLK("omap_rng", "ick", &rng_ick, CK_243X | CK_242X),
+ CLK(NULL, "aes_ick", &aes_ick, CK_243X | CK_242X),
+ CLK(NULL, "pka_ick", &pka_ick, CK_243X | CK_242X),
+ CLK(NULL, "usb_fck", &usb_fck, CK_243X | CK_242X),
+ CLK(NULL, "usbhs_ick", &usbhs_ick, CK_243X),
+ CLK("mmci-omap-hs.0", "ick", &mmchs1_ick, CK_243X),
+ CLK("mmci-omap-hs.0", "fck", &mmchs1_fck, CK_243X),
+ CLK("mmci-omap-hs.1", "ick", &mmchs2_ick, CK_243X),
+ CLK("mmci-omap-hs.1", "fck", &mmchs2_fck, CK_243X),
+ CLK(NULL, "gpio5_ick", &gpio5_ick, CK_243X),
+ CLK(NULL, "gpio5_fck", &gpio5_fck, CK_243X),
+ CLK(NULL, "mdm_intc_ick", &mdm_intc_ick, CK_243X),
+ CLK("mmci-omap-hs.0", "mmchsdb_fck", &mmchsdb1_fck, CK_243X),
+ CLK("mmci-omap-hs.1", "mmchsdb_fck", &mmchsdb2_fck, CK_243X),
+};
+
/* CM_CLKEN_PLL.EN_{54,96}M_PLL options (24XX) */
#define EN_APLL_STOPPED 0
#define EN_APLL_LOCKED 3
/**
* omap2xxx_clk_get_core_rate - return the CORE_CLK rate
* @clk: pointer to the combined dpll_ck + core_ck (currently "dpll_ck")
- * @parent_rate: rate of the parent of the dpll_ck
*
* Returns the CORE_CLK rate. CORE_CLK can have one of three rate
* sources on OMAP2xxx: the DPLL CLKOUT rate, DPLL CLKOUTX2, or 32KHz
* struct clk *dpll_ck, which is a composite clock of dpll_ck and
* core_ck.
*/
-static u32 omap2xxx_clk_get_core_rate(struct clk *clk,
- unsigned long parent_rate)
+static unsigned long omap2xxx_clk_get_core_rate(struct clk *clk)
{
long long core_clk;
u32 v;
- core_clk = omap2_get_dpll_rate(clk, parent_rate);
+ core_clk = omap2_get_dpll_rate(clk);
v = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2);
v &= OMAP24XX_CORE_CLK_SRC_MASK;
return core_clk;
}
-static unsigned long omap2xxx_clk_find_oppset_by_mpurate(unsigned long mpu_speed,
- struct prcm_config **prcm)
+static int omap2_enable_osc_ck(struct clk *clk)
{
- unsigned long found_speed = 0;
- struct prcm_config *p;
+ u32 pcc;
- p = *prcm;
+ pcc = __raw_readl(OMAP24XX_PRCM_CLKSRC_CTRL);
- for (p = rate_table; p->mpu_speed; p++) {
- if (!(p->flags & cpu_mask))
- continue;
+ __raw_writel(pcc & ~OMAP_AUTOEXTCLKMODE_MASK,
+ OMAP24XX_PRCM_CLKSRC_CTRL);
- if (p->xtal_speed != sys_ck.rate)
- continue;
-
- if (p->mpu_speed <= mpu_speed) {
- found_speed = p->mpu_speed;
- break;
- }
- }
-
- return found_speed;
+ return 0;
}
-static int omap2_enable_osc_ck(struct clk *clk)
+static void omap2_disable_osc_ck(struct clk *clk)
{
- prm_rmw_mod_reg_bits(OMAP_AUTOEXTCLKMODE_MASK, 0,
- OMAP24XX_GR_MOD, OMAP24XX_PRCM_CLKSRC_CTRL_OFFSET);
+ u32 pcc;
- return 0;
+ pcc = __raw_readl(OMAP24XX_PRCM_CLKSRC_CTRL);
+
+ __raw_writel(pcc | OMAP_AUTOEXTCLKMODE_MASK,
+ OMAP24XX_PRCM_CLKSRC_CTRL);
}
-static void omap2_disable_osc_ck(struct clk *clk)
+static const struct clkops clkops_oscck = {
+ .enable = &omap2_enable_osc_ck,
+ .disable = &omap2_disable_osc_ck,
+};
+
+#ifdef OLD_CK
+/* Recalculate SYST_CLK */
+static void omap2_sys_clk_recalc(struct clk * clk)
{
- prm_rmw_mod_reg_bits(OMAP_AUTOEXTCLKMODE_MASK, OMAP_AUTOEXTCLKMODE_MASK,
- OMAP24XX_GR_MOD, OMAP24XX_PRCM_CLKSRC_CTRL_OFFSET);
+ u32 div = PRCM_CLKSRC_CTRL;
+ div &= (1 << 7) | (1 << 6); /* Test if ext clk divided by 1 or 2 */
+ div >>= clk->rate_offset;
+ clk->rate = (clk->parent->rate / div);
+ propagate_rate(clk);
}
+#endif /* OLD_CK */
/* Enable an APLL if off */
static int omap2_clk_fixed_enable(struct clk *clk)
else if (clk == &apll54_ck)
cval = OMAP24XX_ST_54M_APLL;
- omap2_wait_clock_ready(PLL_MOD, CM_IDLEST, cval, clk->name);
+ omap2_wait_clock_ready(OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST), cval,
+ clk->name);
/*
* REVISIT: Should we return an error code if omap2_wait_clock_ready()
cm_write_mod_reg(cval, PLL_MOD, CM_CLKEN);
}
+static const struct clkops clkops_fixed = {
+ .enable = &omap2_clk_fixed_enable,
+ .disable = &omap2_clk_fixed_disable,
+};
+
/*
* Uses the current prcm set to tell if a rate is valid.
* You can go slower, but not faster within a given rate set.
}
-static void omap2_dpllcore_recalc(struct clk *clk, unsigned long parent_rate,
- u8 rate_storage)
+static unsigned long omap2_dpllcore_recalc(struct clk *clk)
{
- unsigned long rate;
-
- rate = omap2xxx_clk_get_core_rate(clk, parent_rate);
-
- if (rate_storage == CURRENT_RATE)
- clk->rate = rate;
- else if (rate_storage == TEMP_RATE)
- clk->temp_rate = rate;
+ return omap2xxx_clk_get_core_rate(clk);
}
static int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
struct prcm_config tmpset;
const struct dpll_data *dd;
- cur_rate = omap2xxx_clk_get_core_rate(&dpll_ck, dpll_ck.parent->rate);
+ cur_rate = omap2xxx_clk_get_core_rate(&dpll_ck);
mult = cm_read_mod_reg(PLL_MOD, CM_CLKSEL2);
mult &= OMAP24XX_CORE_CLK_SRC_MASK;
if (!dd)
return -EINVAL;
- tmpset.cm_clksel1_pll = cm_read_mod_reg(clk->prcm_mod,
- dd->mult_div1_reg);
+ tmpset.cm_clksel1_pll = __raw_readl(dd->mult_div1_reg);
tmpset.cm_clksel1_pll &= ~(dd->mult_mask |
dd->div1_mask);
div = ((curr_prcm_set->xtal_speed / 1000000) - 1);
*
* Set virt_prcm_set's rate to the mpu_speed field of the current PRCM set.
*/
-static void omap2_table_mpu_recalc(struct clk *clk, unsigned long parent_rate,
- u8 rate_storage)
+static unsigned long omap2_table_mpu_recalc(struct clk *clk)
{
- struct prcm_config *prcm;
- unsigned long mpurate;
-
- mpurate = omap2xxx_clk_find_oppset_by_mpurate(parent_rate, &prcm);
-
- if (rate_storage == CURRENT_RATE)
- clk->rate = mpurate;
- else if (rate_storage == TEMP_RATE)
- clk->temp_rate = mpurate;
+ return curr_prcm_set->mpu_speed;
}
/*
{
u32 cur_rate, done_rate, bypass = 0, tmp;
struct prcm_config *prcm;
- unsigned long flags, found_speed;
+ unsigned long found_speed = 0;
+ unsigned long flags;
if (clk != &virt_prcm_set)
return -EINVAL;
- found_speed = omap2xxx_clk_find_oppset_by_mpurate(rate, &prcm);
+ for (prcm = rate_table; prcm->mpu_speed; prcm++) {
+ if (!(prcm->flags & cpu_mask))
+ continue;
+
+ if (prcm->xtal_speed != sys_ck.rate)
+ continue;
+
+ if (prcm->mpu_speed <= rate) {
+ found_speed = prcm->mpu_speed;
+ break;
+ }
+ }
+
if (!found_speed) {
printk(KERN_INFO "Could not set MPU rate to %luMHz\n",
rate / 1000000);
}
curr_prcm_set = prcm;
- cur_rate = omap2xxx_clk_get_core_rate(&dpll_ck, dpll_ck.parent->rate);
+ cur_rate = omap2xxx_clk_get_core_rate(&dpll_ck);
if (prcm->dpll_speed == cur_rate / 2) {
omap2xxx_sdrc_reprogram(CORE_CLK_SRC_DPLL, 1);
#endif
static struct clk_functions omap2_clk_functions = {
- .clk_register = omap2_clk_register,
.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_get_parent = omap2_clk_get_parent,
.clk_disable_unused = omap2_clk_disable_unused,
#ifdef CONFIG_CPU_FREQ
.clk_init_cpufreq_table = omap2_clk_init_cpufreq_table,
{
u32 div;
- div = prm_read_mod_reg(OMAP24XX_GR_MOD,
- OMAP24XX_PRCM_CLKSRC_CTRL_OFFSET);
+ div = __raw_readl(OMAP24XX_PRCM_CLKSRC_CTRL);
div &= OMAP_SYSCLKDIV_MASK;
div >>= OMAP_SYSCLKDIV_SHIFT;
return div;
}
-static void omap2_osc_clk_recalc(struct clk *clk, unsigned long parent_rate,
- u8 rate_storage)
+static unsigned long omap2_osc_clk_recalc(struct clk *clk)
{
- unsigned long rate;
-
- /* XXX osc_ck on 2xxx currently is parentless */
- rate = omap2_get_apll_clkin() * omap2_get_sysclkdiv();
-
- if (rate_storage == CURRENT_RATE)
- clk->rate = rate;
- else if (rate_storage == TEMP_RATE)
- clk->temp_rate = rate;
+ return omap2_get_apll_clkin() * omap2_get_sysclkdiv();
}
-static void omap2_sys_clk_recalc(struct clk *clk, unsigned long parent_rate,
- u8 rate_storage)
+static unsigned long omap2_sys_clk_recalc(struct clk *clk)
{
- unsigned long rate;
-
- rate = parent_rate / omap2_get_sysclkdiv();
-
- if (rate_storage == CURRENT_RATE)
- clk->rate = rate;
- else if (rate_storage == TEMP_RATE)
- clk->temp_rate = rate;
+ return clk->parent->rate / omap2_get_sysclkdiv();
}
/*
int __init omap2_clk_init(void)
{
struct prcm_config *prcm;
- struct clk **clkp;
- u32 clkrate;
+ struct omap_clk *c;
+ u32 clkrate, cpu_mask;
if (cpu_is_omap242x())
cpu_mask = RATE_IN_242X;
clk_init(&omap2_clk_functions);
- omap2_osc_clk_recalc(&osc_ck, 0, CURRENT_RATE);
- omap2_sys_clk_recalc(&sys_ck, sys_ck.parent->rate, CURRENT_RATE);
+ osc_ck.rate = omap2_osc_clk_recalc(&osc_ck);
+ propagate_rate(&osc_ck);
+ sys_ck.rate = omap2_sys_clk_recalc(&sys_ck);
+ propagate_rate(&sys_ck);
- for (clkp = onchip_24xx_clks;
- clkp < onchip_24xx_clks + ARRAY_SIZE(onchip_24xx_clks);
- clkp++) {
+ for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
+ clk_init_one(c->lk.clk);
- if ((*clkp)->flags & CLOCK_IN_OMAP242X && cpu_is_omap2420()) {
- clk_register(*clkp);
- continue;
- }
+ cpu_mask = 0;
+ if (cpu_is_omap2420())
+ cpu_mask |= CK_242X;
+ if (cpu_is_omap2430())
+ cpu_mask |= CK_243X;
- if ((*clkp)->flags & CLOCK_IN_OMAP243X && cpu_is_omap2430()) {
- clk_register(*clkp);
- continue;
+ for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
+ if (c->cpu & cpu_mask) {
+ clkdev_add(&c->lk);
+ clk_register(c->lk.clk);
}
- }
/* Check the MPU rate set by bootloader */
- clkrate = omap2xxx_clk_get_core_rate(&dpll_ck, dpll_ck.parent->rate);
+ clkrate = omap2xxx_clk_get_core_rate(&dpll_ck);
for (prcm = rate_table; prcm->mpu_speed; prcm++) {
if (!(prcm->flags & cpu_mask))
continue;
projects / linux-2.6-omap-h63xx.git / blobdiff