Commit a88c71e4 authored by Mike Frysinger's avatar Mike Frysinger Committed by Bryan Wu

Blackfin arch: emulate a TTY over the EMUDAT/JTAG interface

Signed-off-by: default avatarMike Frysinger <vapier.adi@gmail.com>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
parent 3c08f1d1
...@@ -35,6 +35,9 @@ ...@@ -35,6 +35,9 @@
extern struct console *bfin_earlyserial_init(unsigned int port, extern struct console *bfin_earlyserial_init(unsigned int port,
unsigned int cflag); unsigned int cflag);
#endif #endif
#ifdef CONFIG_BFIN_JTAG_COMM
extern struct console *bfin_jc_early_init(void);
#endif
static struct console *early_console; static struct console *early_console;
...@@ -142,6 +145,15 @@ int __init setup_early_printk(char *buf) ...@@ -142,6 +145,15 @@ int __init setup_early_printk(char *buf)
early_console = earlyserial_init(buf); early_console = earlyserial_init(buf);
} }
#endif #endif
#ifdef CONFIG_BFIN_JTAG_COMM
/* Check for Blackfin JTAG */
if (!strncmp(buf, "jtag", 4)) {
buf += 4;
early_console = bfin_jc_early_init();
}
#endif
#ifdef CONFIG_FB #ifdef CONFIG_FB
/* TODO: add framebuffer console support */ /* TODO: add framebuffer console support */
#endif #endif
......
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