* cannot make any function calls as it may be executed all by itself by
* the Blackfin's bootrom in LDR format.
*
- * Copyright (c) 2004-2008 Analog Devices Inc.
+ * Copyright (c) 2004-2011 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#include <asm/mach-common/bits/pll.h>
#include <asm/mach-common/bits/uart.h>
+#define BUG() while (1) { asm volatile("emuexcpt;"); }
+
#include "serial.h"
__attribute__((always_inline))
static inline void serial_init(void)
{
+ uint32_t uart_base = UART_DLL;
+
#ifdef __ADSPBF54x__
# ifdef BFIN_BOOT_UART_USE_RTS
# define BFIN_UART_USE_RTS 1
if (BFIN_DEBUG_EARLY_SERIAL) {
int ucen = bfin_read16(&pUART->gctl) & UCEN;
- serial_early_init();
+ serial_early_init(uart_base);
/* If the UART is off, that means we need to program
* the baud rate ourselves initially.
*/
if (ucen != UCEN)
- serial_early_set_baud(CONFIG_BAUDRATE);
+ serial_early_set_baud(uart_base, CONFIG_BAUDRATE);
}
}
static inline void serial_deinit(void)
{
#ifdef __ADSPBF54x__
+ uint32_t uart_base = UART_DLL;
+
if (BFIN_UART_USE_RTS && CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_UART) {
/* clear forced RTS rather than relying on auto RTS */
bfin_write16(&pUART->mcr, bfin_read16(&pUART->mcr) & ~FCPOL);
__attribute__((always_inline))
static inline void serial_putc(char c)
{
+ uint32_t uart_base = UART_DLL;
+
if (!BFIN_DEBUG_EARLY_SERIAL)
return;
continue;
}
+#include "initcode.h"
+
__attribute__((always_inline)) static inline void
program_nmi_handler(void)
{
# define CONFIG_PLL_CTL_VAL (SPORT_HYST | (CONFIG_VCO_MULT << 9) | CONFIG_CLKIN_HALF)
#endif
-#ifndef CONFIG_EBIU_RSTCTL_VAL
-# define CONFIG_EBIU_RSTCTL_VAL 0 /* only MDDRENABLE is useful */
-#endif
-#if ((CONFIG_EBIU_RSTCTL_VAL & 0xFFFFFFC4) != 0)
-# error invalid EBIU_RSTCTL value: must not set reserved bits
-#endif
-
-#ifndef CONFIG_EBIU_MBSCTL_VAL
-# define CONFIG_EBIU_MBSCTL_VAL 0
-#endif
-
-#if defined(CONFIG_EBIU_DDRQUE_VAL) && ((CONFIG_EBIU_DDRQUE_VAL & 0xFFFF8000) != 0)
-# error invalid EBIU_DDRQUE value: must not set reserved bits
-#endif
-
/* Make sure our voltage value is sane so we don't blow up! */
#ifndef CONFIG_VR_CTL_VAL
# define BFIN_CCLK ((CONFIG_CLKIN_HZ * CONFIG_VCO_MULT) / CONFIG_CCLK_DIV)
unsigned int quotient;
for (quotient = 0; dividend > 0; ++quotient)
dividend -= divisor;
- serial_early_put_div(quotient - ANOMALY_05000230);
+ serial_early_put_div(UART_DLL, quotient - ANOMALY_05000230);
serial_putc('c');
}
serial_putc('e');
}
-__attribute__((always_inline)) static inline void
-program_async_controller(ADI_BOOT_DATA *bs)
-{
- serial_putc('a');
-
- /* Program the async banks controller. */
- bfin_write_EBIU_AMBCTL0(CONFIG_EBIU_AMBCTL0_VAL);
- bfin_write_EBIU_AMBCTL1(CONFIG_EBIU_AMBCTL1_VAL);
- bfin_write_EBIU_AMGCTL(CONFIG_EBIU_AMGCTL_VAL);
-
- serial_putc('b');
-
- /* Not all parts have these additional MMRs. */
-#ifdef EBIU_MBSCTL
- bfin_write_EBIU_MBSCTL(CONFIG_EBIU_MBSCTL_VAL);
-#endif
-#ifdef EBIU_MODE
-# ifdef CONFIG_EBIU_MODE_VAL
- bfin_write_EBIU_MODE(CONFIG_EBIU_MODE_VAL);
-# endif
-# ifdef CONFIG_EBIU_FCTL_VAL
- bfin_write_EBIU_FCTL(CONFIG_EBIU_FCTL_VAL);
-# endif
-#endif
-
- serial_putc('c');
-}
-
BOOTROM_CALLED_FUNC_ATTR
void initcode(ADI_BOOT_DATA *bs)
{