iwlwifi: read and print OTP minor version

Sometimes it can be useful to know the OTP minor version, so read it
from the register and print it out.
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220130115024.a90a1363558e.Ifc08db91cdc7d2e8353af55afaf899e10b2ef875@changeidSigned-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c

@@ -1080,7 +1080,9 @@ static int iwl_set_hw_address(struct iwl_trans *trans,
 		return -EINVAL;
 	}
 
-	IWL_INFO(trans, "base HW address: %pM\n", data->hw_addr);
+	if (!trans->csme_own)
+		IWL_INFO(trans, "base HW address: %pM, OTP minor version: 0x%x\n",
+			 data->hw_addr, iwl_read_prph(trans, REG_OTP_MINOR));
 
 	return 0;
 }

drivers/net/wireless/intel/iwlwifi/iwl-prph.h

@@ -491,4 +491,6 @@ enum {
 #define HBUS_TIMEOUT 0xA5A5A5A1
 #define WFPM_DPHY_OFF 0xDF10FF
 
+#define REG_OTP_MINOR 0xA0333C
+
 #endif				/* __iwl_prph_h__ */