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ARM: AM33xx: PRM: add support for prm_init

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Added support for prm_init for AM33xx SoC. This is needed to register
SoC specific prm_ll_data for these devices.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Tested-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tero Kristo 2014-10-27 08:39:24 -07:00 committed by Tony Lindgren
parent 409d706323
commit d9bbe84f67
3 changed files with 17 additions and 0 deletions
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2
arch/arm/mach-omap2/io.c
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@ -53,6 +53,7 @@
#include "cminst44xx.h"
#include "prm2xxx.h"
#include "prm3xxx.h"
#include "prm33xx.h"
#include "prm44xx.h"
#include "opp2xxx.h"
@ -566,6 +567,7 @@ void __init am33xx_init_early(void)
omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE), NULL);
omap3xxx_check_revision();
am33xx_check_features();
am33xx_prm_init();
am33xx_cm_init();
am33xx_powerdomains_init();
am33xx_clockdomains_init();

13
arch/arm/mach-omap2/prm33xx.c
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@ -342,3 +342,16 @@ struct pwrdm_ops am33xx_pwrdm_operations = {
.pwrdm_wait_transition = am33xx_pwrdm_wait_transition,
.pwrdm_has_voltdm = am33xx_check_vcvp,
};
static struct prm_ll_data am33xx_prm_ll_data;
int __init am33xx_prm_init(void)
{
return prm_register(&am33xx_prm_ll_data);
}
static void __exit am33xx_prm_exit(void)
{
prm_unregister(&am33xx_prm_ll_data);
}
__exitcall(am33xx_prm_exit);

2
arch/arm/mach-omap2/prm33xx.h
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@ -127,5 +127,7 @@ extern int am33xx_prm_is_hardreset_asserted(u8 shift, s16 inst,
extern int am33xx_prm_assert_hardreset(u8 shift, s16 inst, u16 rstctrl_offs);
extern int am33xx_prm_deassert_hardreset(u8 shift, u8 st_shift, s16 inst,
u16 rstctrl_offs, u16 rstst_offs);
int am33xx_prm_init(void);
#endif /* ASSEMBLER */
#endif