108 	u32 *calib, *bkp;  in calibrate_8974()  local
115 	bkp = (u32 *)qfprom_read(tmdev->dev, "calib_backup");  in calibrate_8974()
116 	if (IS_ERR(bkp))  in calibrate_8974()
117 		return PTR_ERR(bkp);  in calibrate_8974()
119 	calib_redun_sel =  bkp[1] & BKP_REDUN_SEL;  in calibrate_8974()
128 			base2 = (bkp[2] & BASE2_BKP_MASK) >> BASE2_BKP_SHIFT;  in calibrate_8974()
129 			p2[0] = (bkp[2] & S0_P2_BKP_MASK) >> S0_P2_BKP_SHIFT;  in calibrate_8974()
130 			p2[1] = (bkp[3] & S1_P2_BKP_MASK);  in calibrate_8974()
131 			p2[2] = (bkp[3] & S2_P2_BKP_MASK) >> S2_P2_BKP_SHIFT;  in calibrate_8974()
132 			p2[3] = (bkp[3] & S3_P2_BKP_MASK) >> S3_P2_BKP_SHIFT;  in calibrate_8974()
133 			p2[4] = (bkp[3] & S4_P2_BKP_MASK) >> S4_P2_BKP_SHIFT;  in calibrate_8974()
143 			base1 = bkp[0] & BASE1_MASK;  in calibrate_8974()
144 			p1[0] = (bkp[0] & S0_P1_MASK) >> S0_P1_SHIFT;  in calibrate_8974()
145 			p1[1] = (bkp[0] & S1_P1_MASK) >> S1_P1_SHIFT;  in calibrate_8974()
146 			p1[2] = (bkp[0] & S2_P1_MASK) >> S2_P1_SHIFT;  in calibrate_8974()
147 			p1[3] = (bkp[0] & S3_P1_MASK) >> S3_P1_SHIFT;  in calibrate_8974()
148 			p1[4] = (bkp[1] & S4_P1_MASK);  in calibrate_8974()
149 			p1[5] = (bkp[1] & S5_P1_MASK) >> S5_P1_SHIFT;  in calibrate_8974()
150 			p1[6] = (bkp[1] & S6_P1_MASK) >> S6_P1_SHIFT;  in calibrate_8974()
151 			p1[7] = (bkp[1] & S7_P1_MASK) >> S7_P1_SHIFT;  in calibrate_8974()
152 			p1[8] = (bkp[2] & S8_P1_MASK_BKP) >> S8_P1_SHIFT;  in calibrate_8974()
153 			p1[9] = (bkp[2] & S9_P1_MASK_BKP) >> S9_P1_BKP_SHIFT;  in calibrate_8974()
154 			p1[10] = (bkp[2] & S10_P1_MASK_BKP) >> S10_P1_BKP_SHIFT;  in calibrate_8974()