diff options
Diffstat (limited to 'arch/blackfin/cpu/serial.h')
| -rw-r--r-- | arch/blackfin/cpu/serial.h | 118 | 
1 files changed, 0 insertions, 118 deletions
| diff --git a/arch/blackfin/cpu/serial.h b/arch/blackfin/cpu/serial.h deleted file mode 100644 index 920033966..000000000 --- a/arch/blackfin/cpu/serial.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * serial.h - common serial defines for early debug and serial driver. - *            any functions defined here must be always_inline since - *            initcode cannot have function calls. - * - * Copyright (c) 2004-2011 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef __BFIN_CPU_SERIAL_H__ -#define __BFIN_CPU_SERIAL_H__ - -#include <asm/blackfin.h> -#include <asm/portmux.h> - -#ifndef CONFIG_UART_CONSOLE -# define CONFIG_UART_CONSOLE 0 -#endif - -#ifdef CONFIG_DEBUG_EARLY_SERIAL -# define BFIN_DEBUG_EARLY_SERIAL 1 -#else -# define BFIN_DEBUG_EARLY_SERIAL 0 -#endif - -#if defined(__ADSPBF60x__) -# define BFIN_UART_HW_VER 4 -#elif defined(__ADSPBF50x__) || defined(__ADSPBF54x__) -# define BFIN_UART_HW_VER 2 -#else -# define BFIN_UART_HW_VER 1 -#endif - -#define __PASTE_UART(num, pfx, sfx) pfx##num##_##sfx -#define _PASTE_UART(num, pfx, sfx) __PASTE_UART(num, pfx, sfx) -#define _P_UART(n, pin) _PASTE_UART(n, P_UART, pin) -#define P_UART(pin) _P_UART(CONFIG_UART_CONSOLE, pin) - -#define pUART ((volatile struct bfin_mmr_serial *)uart_base) - -#ifndef __ASSEMBLY__ -__attribute__((always_inline)) -static inline void serial_do_portmux(void); -#endif - -#if BFIN_UART_HW_VER < 4 -# include "serial1.h" -#else -# include "serial4.h" -#endif - -#ifndef __ASSEMBLY__ - -__attribute__((always_inline)) -static inline void serial_do_portmux(void) -{ -	if (!BFIN_DEBUG_EARLY_SERIAL) { -		const unsigned short pins[] = { P_UART(RX), P_UART(TX), 0, }; -		peripheral_request_list(pins, "bfin-uart"); -		return; -	} - -	serial_early_do_portmux(); -} - -#ifndef BFIN_IN_INITCODE -__attribute__((always_inline)) -static inline void serial_early_puts(const char *s) -{ -	if (BFIN_DEBUG_EARLY_SERIAL) { -		serial_puts("Early: "); -		serial_puts(s); -	} -} -#endif - -#else - -.macro serial_early_init -#ifdef CONFIG_DEBUG_EARLY_SERIAL -	call _serial_initialize; -#endif -.endm - -.macro serial_early_set_baud -#ifdef CONFIG_DEBUG_EARLY_SERIAL -	R0.L = LO(CONFIG_BAUDRATE); -	R0.H = HI(CONFIG_BAUDRATE); -	call _serial_set_baud; -#endif -.endm - -/* Since we embed the string right into our .text section, we need - * to find its address.  We do this by getting our PC and adding 2 - * bytes (which is the length of the jump instruction).  Then we - * pass this address to serial_puts(). - */ -#ifdef CONFIG_DEBUG_EARLY_SERIAL -# define serial_early_puts(str) \ -	.section .rodata; \ -	7: \ -	.ascii "Early:"; \ -	.ascii __FILE__; \ -	.ascii ": "; \ -	.ascii str; \ -	.asciz "\n"; \ -	.previous; \ -	R0.L = 7b; \ -	R0.H = 7b; \ -	call _serial_puts; -#else -# define serial_early_puts(str) -#endif - -#endif - -#endif |