MCP4821_CHAN
MCP4821_CHAN(0, 12),
MCP4821_CHAN(0, 12),
MCP4821_CHAN(1, 12),
MCP4821_CHAN(0, 8),
MCP4821_CHAN(0, 8),
MCP4821_CHAN(1, 8),
MCP4821_CHAN(0, 10),
MCP4821_CHAN(0, 10),
MCP4821_CHAN(1, 10),