From 6a0d803c7c9eeee24f579b764eb4bc51ed79eb5e Mon Sep 17 00:00:00 2001
From: Tom Rini <trini@ti.com>
Date: Fri, 30 Aug 2013 16:28:44 -0400
Subject: [PATCH] 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>
---
arch/arm/cpu/armv7/am33xx/board.c | 9 +++++++++
arch/arm/cpu/armv7/omap-common/boot-common.c | 3 +++
arch/arm/include/asm/arch-am33xx/sys_proto.h | 1 +
3 files changed, 13 insertions(+)
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c
index 2ea3d698fb..05a2d28ba1 100644
--- a/arch/arm/cpu/armv7/am33xx/board.c
+++ b/arch/arm/cpu/armv7/am33xx/board.c
@@ -27,6 +27,7 @@
#include <miiphy.h>
#include <cpsw.h>
#include <asm/errno.h>
+#include <linux/compiler.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
#include <linux/usb/musb.h>
@@ -137,6 +138,14 @@ int arch_misc_init(void)
}
#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)
{
struct rtc_regs *rtc = (struct rtc_regs *)RTC_BASE;
diff --git a/arch/arm/cpu/armv7/omap-common/boot-common.c b/arch/arm/cpu/armv7/omap-common/boot-common.c
index 6b4772b684..0ffa03ac01 100644
--- a/arch/arm/cpu/armv7/omap-common/boot-common.c
+++ b/arch/arm/cpu/armv7/omap-common/boot-common.c
@@ -76,6 +76,9 @@ void spl_board_init(void)
#if defined(CONFIG_AM33XX) && defined(CONFIG_SPL_MUSB_NEW_SUPPORT)
arch_misc_init();
#endif
+#ifdef CONFIG_AM33XX
+ am33xx_spl_board_init();
+#endif
}
int board_mmc_init(bd_t *bis)
diff --git a/arch/arm/include/asm/arch-am33xx/sys_proto.h b/arch/arm/include/asm/arch-am33xx/sys_proto.h
index c6070a3fc9..55f57ac9be 100644
--- a/arch/arm/include/asm/arch-am33xx/sys_proto.h
+++ b/arch/arm/include/asm/arch-am33xx/sys_proto.h
@@ -42,4 +42,5 @@ u32 wait_on_value(u32, u32, void *, u32);
#ifdef CONFIG_NOR_BOOT
void enable_norboot_pin_mux(void);
#endif
+void am33xx_spl_board_init(void);
#endif
--
2.39.5