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am33xx: Add am33xx_spl_board_init function, call 

We need to allow for a further call-out in spl_board_init.  Call this
am33xx_spl_board_init and add a __weak version.  This function may be
used to scale the MPU frequency up, depending on board needs.

Signed-off-by: Tom Rini <trini@ti.com>
This commit is contained in:
Tom Rini 2013-08-30 16:28:44 -04:00
parent b04601a7f0
commit 6a0d803c7c
3 changed files with 13 additions and 0 deletions
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9
arch/arm/cpu/armv7/am33xx/board.c
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@ -27,6 +27,7 @@
#include <miiphy.h> #include <miiphy.h>
#include <cpsw.h> #include <cpsw.h>
#include <asm/errno.h> #include <asm/errno.h>
#include <linux/compiler.h>
#include <linux/usb/ch9.h> #include <linux/usb/ch9.h>
#include <linux/usb/gadget.h> #include <linux/usb/gadget.h>
#include <linux/usb/musb.h> #include <linux/usb/musb.h>
@ -137,6 +138,14 @@ int arch_misc_init(void)
} }
#if defined(CONFIG_SPL_BUILD) || defined(CONFIG_NOR_BOOT) #if defined(CONFIG_SPL_BUILD) || defined(CONFIG_NOR_BOOT)
/*
* This function is the place to do per-board things such as ramp up the
* MPU clock frequency.
*/
__weak void am33xx_spl_board_init(void)
{
}
static void rtc32k_enable(void) static void rtc32k_enable(void)
{ {
struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE; struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE;

3
arch/arm/cpu/armv7/omap-common/boot-common.c
View File

@ -76,6 +76,9 @@ void spl_board_init(void)
#if defined(CONFIG_AM33XX) && defined(CONFIG_SPL_MUSB_NEW_SUPPORT) #if defined(CONFIG_AM33XX) && defined(CONFIG_SPL_MUSB_NEW_SUPPORT)
arch_misc_init(); arch_misc_init();
#endif #endif
#ifdef CONFIG_AM33XX
am33xx_spl_board_init();
#endif
} }
int board_mmc_init(bd_t *bis) int board_mmc_init(bd_t *bis)

1
arch/arm/include/asm/arch-am33xx/sys_proto.h
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@ -42,4 +42,5 @@ u32 wait_on_value(u32, u32, void *, u32);
#ifdef CONFIG_NOR_BOOT #ifdef CONFIG_NOR_BOOT
void enable_norboot_pin_mux(void); void enable_norboot_pin_mux(void);
#endif #endif
void am33xx_spl_board_init(void);
#endif #endif