arm: Stub out NRF51 TWI magnetometer/accelerometer detection

Recent microbit firmwares panic if the TWI magnetometer/accelerometer
devices are not detected during startup.  We don't implement TWI (I2C)
so let's stub out these devices just to let the firmware boot.

Signed-off by: Steffen Görtz <contrib@steffen-goertz.de>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20190110094020.18354-2-stefanha@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
[PMM: fixed comment style]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Steffen Görtz 2019-01-29 11:46:03 +00:00 committed by Peter Maydell
parent ab65eed3f8
commit 9d68bf564e
6 changed files with 189 additions and 0 deletions

View file

@ -39,6 +39,7 @@ typedef struct NRF51State {
MemoryRegion sram;
MemoryRegion flash;
MemoryRegion clock;
MemoryRegion twi;
uint32_t sram_size;
uint32_t flash_size;