3 files changed, 77 insertions, 0 deletions
diff --git a/include/linux/mfd/rohm-bd96801.h b/include/linux/mfd/rohm-bd96801.h
index e2d9e10b6364..68c8ac8ad409 100644
--- a/include/linux/mfd/rohm-bd96801.h
+++ b/include/linux/mfd/rohm-bd96801.h
@@ -40,7 +40,9 @@
  * INTB status registers are at range 0x5c ... 0x63
  */
 #define BD96801_REG_INT_SYS_ERRB1	0x52
+#define BD96801_REG_INT_BUCK2_ERRB	0x56
 #define BD96801_REG_INT_SYS_INTB	0x5c
+#define BD96801_REG_INT_BUCK2_INTB	0x5e
 #define BD96801_REG_INT_LDO7_INTB	0x63
 
 /* MASK registers */
diff --git a/include/linux/mfd/rohm-bd96802.h b/include/linux/mfd/rohm-bd96802.h
new file mode 100644
index 000000000000..bf4b77944edf
--- /dev/null
+++ b/include/linux/mfd/rohm-bd96802.h
@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2025 ROHM Semiconductors
+ *
+ * The digital interface of trhe BD96802 PMIC is a reduced version of the
+ * BD96801. Hence the BD96801 definitions are used for registers and masks
+ * while this header only holds the IRQ definitions - mainly to avoid gaps in
+ * IRQ numbers caused by the lack of some BUCKs / LDOs and their respective
+ * IRQs.
+ */
+
+#ifndef __LINUX_MFD_BD96802_H__
+#define __LINUX_MFD_BD96802_H__
+
+/* ERRB IRQs */
+enum {
+	/* Reg 0x52, 0x53, 0x54 - ERRB system IRQs */
+	BD96802_OTP_ERR_STAT,
+	BD96802_DBIST_ERR_STAT,
+	BD96802_EEP_ERR_STAT,
+	BD96802_ABIST_ERR_STAT,
+	BD96802_PRSTB_ERR_STAT,
+	BD96802_DRMOS1_ERR_STAT,
+	BD96802_DRMOS2_ERR_STAT,
+	BD96802_SLAVE_ERR_STAT,
+	BD96802_VREF_ERR_STAT,
+	BD96802_TSD_ERR_STAT,
+	BD96802_UVLO_ERR_STAT,
+	BD96802_OVLO_ERR_STAT,
+	BD96802_OSC_ERR_STAT,
+	BD96802_PON_ERR_STAT,
+	BD96802_POFF_ERR_STAT,
+	BD96802_CMD_SHDN_ERR_STAT,
+	BD96802_INT_SHDN_ERR_STAT,
+
+	/* Reg 0x55 BUCK1 ERR IRQs */
+	BD96802_BUCK1_PVIN_ERR_STAT,
+	BD96802_BUCK1_OVP_ERR_STAT,
+	BD96802_BUCK1_UVP_ERR_STAT,
+	BD96802_BUCK1_SHDN_ERR_STAT,
+
+	/* Reg 0x56 BUCK2 ERR IRQs */
+	BD96802_BUCK2_PVIN_ERR_STAT,
+	BD96802_BUCK2_OVP_ERR_STAT,
+	BD96802_BUCK2_UVP_ERR_STAT,
+	BD96802_BUCK2_SHDN_ERR_STAT,
+};
+
+/* INTB IRQs */
+enum {
+	/* Reg 0x5c (System INTB) */
+	BD96802_TW_STAT,
+	BD96802_WDT_ERR_STAT,
+	BD96802_I2C_ERR_STAT,
+	BD96802_CHIP_IF_ERR_STAT,
+
+	/* Reg 0x5d (BUCK1 INTB) */
+	BD96802_BUCK1_OCPH_STAT,
+	BD96802_BUCK1_OCPL_STAT,
+	BD96802_BUCK1_OCPN_STAT,
+	BD96802_BUCK1_OVD_STAT,
+	BD96802_BUCK1_UVD_STAT,
+	BD96802_BUCK1_TW_CH_STAT,
+
+	/* Reg 0x5e (BUCK2 INTB) */
+	BD96802_BUCK2_OCPH_STAT,
+	BD96802_BUCK2_OCPL_STAT,
+	BD96802_BUCK2_OCPN_STAT,
+	BD96802_BUCK2_OVD_STAT,
+	BD96802_BUCK2_UVD_STAT,
+	BD96802_BUCK2_TW_CH_STAT,
+};
+
+#endif
diff --git a/include/linux/mfd/rohm-generic.h b/include/linux/mfd/rohm-generic.h
index e7d4e6afe388..11b86f9129e3 100644
--- a/include/linux/mfd/rohm-generic.h
+++ b/include/linux/mfd/rohm-generic.h
@@ -17,6 +17,7 @@ enum rohm_chip_type {
 	ROHM_CHIP_TYPE_BD71837,
 	ROHM_CHIP_TYPE_BD71847,
 	ROHM_CHIP_TYPE_BD96801,
+	ROHM_CHIP_TYPE_BD96802,
 	ROHM_CHIP_TYPE_AMOUNT
 };