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| author | Francois Retief <fgretief@spaceteq.co.za> | 2015-11-23 09:49:57 +0200 |
|---|---|---|
| committer | Francois Retief <fgretief@spaceteq.co.za> | 2015-12-03 13:15:48 +0200 |
| commit | 58e5585625d06530cf52ffc2b7b9a188dc46bffe (patch) | |
| tree | 81532a867cee2290cdb22e1abd81522ef1ac2b14 /arch/sparc | |
| parent | f33f888d0e6c5c3f8eb880219bbc87b938832607 (diff) | |
| download | blackbird-obmc-uboot-58e5585625d06530cf52ffc2b7b9a188dc46bffe.tar.gz blackbird-obmc-uboot-58e5585625d06530cf52ffc2b7b9a188dc46bffe.zip | |
sparc: leon3: Clear GD_FLAG_SERIAL_READY flag on AMBA failure
Clear the GD_FLG_SERIAL_READY flag on AMBA P&P lookup failure so that the
panic function can use DEBUG_UART driver. drivers/serial/serial.c set this
flag before calling this function, preventing DEBUG_UART code from running.
Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/cpu/leon3/serial.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/sparc/cpu/leon3/serial.c b/arch/sparc/cpu/leon3/serial.c index 66b3773027..15d022673d 100644 --- a/arch/sparc/cpu/leon3/serial.c +++ b/arch/sparc/cpu/leon3/serial.c @@ -29,6 +29,7 @@ static int leon3_serial_init(void) /* find UART */ if (ambapp_apb_find(&ambapp_plb, VENDOR_GAISLER, GAISLER_APBUART, CONFIG_SYS_GRLIB_APBUART_INDEX, &apbdev) != 1) { + gd->flags &= ~GD_FLG_SERIAL_READY; panic("%s: apbuart not found!\n", __func__); return -1; /* didn't find hardware */ } |
