spmi: pmic-arb: Fix some compile warnings about members not being described

Fix the following compile warnings:

 warning: Function parameter or struct member 'core' not described in 'spmi_pmic_arb'
 warning: Function parameter or struct member 'core_size' not described in 'spmi_pmic_arb'
 warning: Function parameter or struct member 'mapping_table_valid' not described in 'spmi_pmic_arb'
 warning: Function parameter or struct member 'pmic_arb' not described in 'pmic_arb_read_data'
 warning: Function parameter or struct member 'pmic_arb' not described in 'pmic_arb_write_data'

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Link: https://lore.kernel.org/r/20240417-spmi-multi-master-support-v10-3-5bc6d322e266@linaro.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20240507210809.3479953-9-sboyd@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: abelvesa

drivers/spmi/spmi-pmic-arb.c

@@ -132,6 +132,8 @@ struct apid_data {
  * @wr_base:		on v1 "core", on v2 "chnls"    register base off DT.
  * @intr:		address of the SPMI interrupt control registers.
  * @cnfg:		address of the PMIC Arbiter configuration registers.
+ * @core:		core register base for v2 and above only (see above)
+ * @core_size:		core register base size
  * @lock:		lock to synchronize accesses.
  * @channel:		execution environment channel to use for accesses.
  * @irq:		PMIC ARB interrupt.
@@ -144,6 +146,7 @@ struct apid_data {
  * @apid_count:		on v5 and v7: number of APIDs associated with the
  *			particular SPMI bus instance
  * @mapping_table:	in-memory copy of PPID -> APID mapping table.
+ * @mapping_table_valid:bitmap containing valid-only periphs
  * @domain:		irq domain object for PMIC IRQ domain
  * @spmic:		SPMI controller object
  * @ver_ops:		version dependent operations.
@@ -232,6 +235,7 @@ static inline void pmic_arb_set_rd_cmd(struct spmi_pmic_arb *pmic_arb,
 
 /**
  * pmic_arb_read_data: reads pmic-arb's register and copy 1..4 bytes to buf
+ * @pmic_arb:	the SPMI PMIC arbiter
  * @bc:		byte count -1. range: 0..3
  * @reg:	register's address
  * @buf:	output parameter, length must be bc + 1
@@ -246,6 +250,7 @@ pmic_arb_read_data(struct spmi_pmic_arb *pmic_arb, u8 *buf, u32 reg, u8 bc)
 
 /**
  * pmic_arb_write_data: write 1..4 bytes from buf to pmic-arb's register
+ * @pmic_arb:	the SPMI PMIC arbiter
  * @bc:		byte-count -1. range: 0..3.
  * @reg:	register's address.
  * @buf:	buffer to write. length must be bc + 1.