int __init am33xx_clk_init(void)
{
if (soc_is_am33xx())
cpu_mask = RATE_IN_AM33XX;
omap_clocks_register(am33xx_clks, ARRAY_SIZE(am33xx_clks));
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,
ARRAY_SIZE(enable_init_clks));
/* TRM ERRATA: Timer 3 & 6 default parent (TCLKIN) may not be always
* physically present, in such a case HWMOD enabling of
* clock would be failure with default parent. And timer
* probe thinks clock is already enabled, this leads to
* crash upon accessing timer 3 & 6 registers in probe.
* Fix by setting parent of both these timers to master
* oscillator clock.
*/
clk_set_parent(&timer3_fck, &sys_clkin_ck);
clk_set_parent(&timer6_fck, &sys_clkin_ck);
/*
* The On-Chip 32K RC Osc clock is not an accurate clock-source as per
* the design/spec, so as a result, for example, timer which supposed
* to get expired @60Sec, but will expire somewhere ~@40Sec, which is
* not expected by any use-case, so change WDT1 clock source to PRCM
* 32KHz clock.
*/
clk_set_parent(&wdt1_fck, &clkdiv32k_ick);
return 0;
}
int __init dm816x_dt_clk_init(void)
{
ti_dt_clocks_register(dm816x_clks);
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,
ARRAY_SIZE(enable_init_clks));
return 0;
}
static int __init omap3xxx_clk_init(int soc_type)
{
of_clk_init(NULL);
if (soc_type == OMAP3_SOC_AM35XX || soc_type == OMAP3_SOC_OMAP3630 ||
soc_type == OMAP3_SOC_OMAP3430_ES1 ||
soc_type == OMAP3_SOC_OMAP3430_ES2_PLUS)
omap_dt_clocks_register(omap3xxx_clks);
if (soc_type == OMAP3_SOC_AM35XX)
omap_dt_clocks_register(am35xx_clks);
if (soc_type == OMAP3_SOC_OMAP3630 || soc_type == OMAP3_SOC_AM35XX ||
soc_type == OMAP3_SOC_OMAP3430_ES2_PLUS)
omap_dt_clocks_register(omap36xx_am35xx_omap3430es2plus_clks);
if (soc_type == OMAP3_SOC_OMAP3430_ES1)
omap_dt_clocks_register(omap3430es1_clks);
if (soc_type == OMAP3_SOC_OMAP3430_ES2_PLUS ||
soc_type == OMAP3_SOC_OMAP3630)
omap_dt_clocks_register(omap36xx_omap3430es2plus_clks);
if (soc_type == OMAP3_SOC_OMAP3430_ES1 ||
soc_type == OMAP3_SOC_OMAP3430_ES2_PLUS ||
soc_type == OMAP3_SOC_OMAP3630)
omap_dt_clocks_register(omap34xx_omap36xx_clks);
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,
ARRAY_SIZE(enable_init_clks));
pr_info("Clocking rate (Crystal/Core/MPU): %ld.%01ld/%ld/%ld MHz\n",
(clk_get_rate(clk_get_sys(NULL, "osc_sys_ck")) / 1000000),
(clk_get_rate(clk_get_sys(NULL, "osc_sys_ck")) / 100000) % 10,
(clk_get_rate(clk_get_sys(NULL, "core_ck")) / 1000000),
(clk_get_rate(clk_get_sys(NULL, "arm_fck")) / 1000000));
if (soc_type != OMAP3_SOC_TI81XX && soc_type != OMAP3_SOC_OMAP3430_ES1)
omap3_clk_lock_dpll5();
return 0;
}
int __init am33xx_clk_init(void)
{
struct omap_clk *c;
u32 cpu_clkflg;
if (soc_is_am33xx()) {
cpu_mask = RATE_IN_AM33XX;
cpu_clkflg = CK_AM33XX;
}
for (c = am33xx_clks; c < am33xx_clks + ARRAY_SIZE(am33xx_clks); c++) {
if (c->cpu & cpu_clkflg) {
clkdev_add(&c->lk);
if (!__clk_init(NULL, c->lk.clk))
omap2_init_clk_hw_omap_clocks(c->lk.clk);
}
}
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,
ARRAY_SIZE(enable_init_clks));
/* TRM ERRATA: Timer 3 & 6 default parent (TCLKIN) may not be always
* physically present, in such a case HWMOD enabling of
* clock would be failure with default parent. And timer
* probe thinks clock is already enabled, this leads to
* crash upon accessing timer 3 & 6 registers in probe.
* Fix by setting parent of both these timers to master
* oscillator clock.
*/
clk_set_parent(&timer3_fck, &sys_clkin_ck);
clk_set_parent(&timer6_fck, &sys_clkin_ck);
return 0;
}
static int __init omap2xxx_dt_clk_init(int soc_type)
{
ti_dt_clocks_register(omap2xxx_clks);
if (soc_type == OMAP2_SOC_OMAP2420)
ti_dt_clocks_register(omap2420_clks);
else
ti_dt_clocks_register(omap2430_clks);
omap2xxx_clkt_vps_init();
omap2_clk_disable_autoidle_all();
omap2_clk_enable_init_clocks(enable_init_clks,
ARRAY_SIZE(enable_init_clks));
pr_info("Clocking rate (Crystal/DPLL/MPU): %ld.%01ld/%ld/%ld MHz\n",
(clk_get_rate(clk_get_sys(NULL, "sys_ck")) / 1000000),
(clk_get_rate(clk_get_sys(NULL, "sys_ck")) / 100000) % 10,
(clk_get_rate(clk_get_sys(NULL, "dpll_ck")) / 1000000),
(clk_get_rate(clk_get_sys(NULL, "mpu_ck")) / 1000000));
return 0;
}
