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| author | Edward O'Callaghan <eocallaghan@alterapraxis.com> | 2014-08-01 20:30:21 +1000 |
|---|---|---|
| committer | Edward O'Callaghan <eocallaghan@alterapraxis.com> | 2014-08-25 07:30:44 +0200 |
| commit | 7cf3d226e225bdea9d9cf8f2c85ede64710e06b5 (patch) | |
| tree | df8bb60d9ad50acc891aa07dc07451ff9413159d /src/mainboard/lenovo | |
| parent | 9ba922f8bda1e4a7e201fadca2b0f1c38f89f4e0 (diff) | |
| download | coreboot-7cf3d226e225bdea9d9cf8f2c85ede64710e06b5.tar.xz | |
lenovo/t530: Be safe by disabling blink gpio hw with a writeout
This disables the blink hardware as it seems to be in the dump. This is
safer as it does not rely on 0 as the reset value when '0x00040000' is
the default according to the util/inteltool. As seen:
gpiobase+0x0018: 0x00040000 (GPO_BLINK) DIFF
Change-Id: Ia1fde108bf3752484f5e991600c435f776af0ced
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/6436
Tested-by: build bot (Jenkins)
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
Diffstat (limited to 'src/mainboard/lenovo')
| -rw-r--r-- | src/mainboard/lenovo/t530/romstage.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t530/romstage.c b/src/mainboard/lenovo/t530/romstage.c index 3be1869bc6..abad272151 100644 --- a/src/mainboard/lenovo/t530/romstage.c +++ b/src/mainboard/lenovo/t530/romstage.c @@ -186,6 +186,7 @@ void main(unsigned long bist) outl(0x3962a5ff, DEFAULT_GPIOBASE + GPIO_USE_SEL); outl(0x8ebf6aff, DEFAULT_GPIOBASE + GP_IO_SEL); outl(0x66917ebb, DEFAULT_GPIOBASE + GP_LVL); + outl(0x00000000, DEFAULT_GPIOBASE + GPO_BLINK); outl(0x00002002, DEFAULT_GPIOBASE + GPI_INV); outl(0x02ff08fe, DEFAULT_GPIOBASE + GPIO_USE_SEL2); outl(0x1f47f7fd, DEFAULT_GPIOBASE + GP_IO_SEL2); |