TEA6330T_SADDR_BASS
change = tea->regs[TEA6330T_SADDR_BASS] != val1;
bytes[0] = TEA6330T_SADDR_BASS;
bytes[1] = tea->regs[TEA6330T_SADDR_BASS] = val1;
tea->regs[TEA6330T_SADDR_BASS] = default_bass;