This should be squashed to commit:
sandbox: add ADC driver
This commit adds implementation of Sandbox ADC device emulation. The device provides: - single and multi-channel conversion - 4 channels with predefined conversion output data - 16-bit resolution
Signed-off-by: Przemyslaw Marczak p.marczak@samsung.com Cc: Simon Glass sjg@chromium.org --- Changes V3: - new commit --- include/sandbox-adc.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 include/sandbox-adc.h
diff --git a/include/sandbox-adc.h b/include/sandbox-adc.h new file mode 100644 index 0000000..79ff01c --- /dev/null +++ b/include/sandbox-adc.h @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2015 Samsung Electronics + * Przemyslaw Marczak p.marczak@samsung.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SANDBOX_ADC_H_ +#define _SANDBOX_ADC_H_ + +#define SANDBOX_ADC_DEVNAME "adc@0" +#define SANDBOX_ADC_DATA_MASK 0xffff /* 16-bits resolution */ +#define SANDBOX_ADC_CHANNELS 4 +#define SANDBOX_ADC_CHANNEL0_DATA 0x0 +#define SANDBOX_ADC_CHANNEL1_DATA 0x1000 +#define SANDBOX_ADC_CHANNEL2_DATA 0x2000 +#define SANDBOX_ADC_CHANNEL3_DATA 0x3000 + +enum sandbox_adc_mode { + SANDBOX_ADC_MODE_SINGLE_CHANNEL = 0, + SANDBOX_ADC_MODE_MULTI_CHANNEL, +}; + +enum sandbox_adc_status { + SANDBOX_ADC_INACTIVE = 0, + SANDBOX_ADC_ACTIVE, +}; + +#define SANDBOX_ADC_VSS_VALUE 0 + +#endif