diff options
Diffstat (limited to 'arch/blackfin/cpu')
| -rw-r--r-- | arch/blackfin/cpu/initcode.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/blackfin/cpu/initcode.c b/arch/blackfin/cpu/initcode.c index ffaf101..2e640af 100644 --- a/arch/blackfin/cpu/initcode.c +++ b/arch/blackfin/cpu/initcode.c @@ -18,8 +18,6 @@ #include <asm/mach-common/bits/core.h> #include <asm/serial.h> -#define BUG() while (1) asm volatile("emuexcpt;"); - #ifndef __ADSPBF60x__ #include <asm/mach-common/bits/ebiu.h> #include <asm/mach-common/bits/pll.h> @@ -147,8 +145,6 @@ static struct ddr_config ddr_config_table[] = { __attribute__((always_inline)) static inline void serial_init(void) { - uint32_t uart_base = UART_BASE; - #if defined(__ADSPBF54x__) || defined(__ADSPBF60x__) # ifdef BFIN_BOOT_UART_USE_RTS # define BFIN_UART_USE_RTS 1 @@ -156,6 +152,7 @@ static inline void serial_init(void) # define BFIN_UART_USE_RTS 0 # endif if (BFIN_UART_USE_RTS && CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_UART) { + uint32_t uart_base = UART_BASE; size_t i; /* force RTS rather than relying on auto RTS */ @@ -195,8 +192,8 @@ static inline void serial_init(void) #if CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_BYPASS if (BFIN_DEBUG_EARLY_SERIAL) { - serial_early_init(uart_base); - serial_early_set_baud(uart_base, CONFIG_BAUDRATE); + serial_early_init(UART_BASE); + serial_early_set_baud(UART_BASE, CONFIG_BAUDRATE); } #endif } @@ -547,7 +544,7 @@ maybe_self_refresh(ADI_BOOT_DATA *bs) __attribute__((always_inline)) static inline u16 program_clocks(ADI_BOOT_DATA *bs, bool put_into_srfs) { - u16 vr_ctl; + u16 vr_ctl = 0; serial_putc('a'); @@ -731,6 +728,8 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB) serial_putc('a'); + if (BFIN_DEBUG_EARLY_SERIAL || + CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_UART) { #ifdef __ADSPBF60x__ sdivR = bfin_read_CGU_DIV(); sdivR = ((sdivR >> 8) & 0x1f) * ((sdivR >> 5) & 0x7); @@ -744,6 +743,8 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB) divisor = vcoB * sdivR; quotient = early_division(dividend, divisor); serial_early_put_div(quotient - ANOMALY_05000230); + } + serial_putc('c'); } @@ -913,7 +914,8 @@ check_hibernation(ADI_BOOT_DATA *bs, u16 vr_ctl, bool put_into_srfs) continue; serial_putc('z'); - uint32_t *hibernate_magic = bfin_read32(DPM0_RESTORE4); + uint32_t *hibernate_magic = + (uint32_t *)bfin_read32(DPM0_RESTORE4); SSYNC(); /* make sure memory controller is done */ if (hibernate_magic[0] == 0xDEADBEEF) { serial_putc('c'); |