Re: adt7460 temperature target

Hello again. I've been trying to gather dmesgs online and it seems
that the only macppc computers with this driver are powerbooks and
ibooks, not Nuno's model, for instance.

I think it's reasonable to do this with an ifdef, what do you think?

Index: dev/i2c/adt7460.c
===================================================================
RCS file: /cvs/src/sys/dev/i2c/adt7460.c,v
retrieving revision 1.22
diff -u -p -r1.22 adt7460.c
--- dev/i2c/adt7460.c	6 Apr 2022 18:59:28 -0000	1.22
+++ dev/i2c/adt7460.c	3 Dec 2023 02:28:11 -0000
@@ -34,6 +34,9 @@
 #define ADT7460_REM1_TEMP	0x25
 #define ADT7460_LOCAL_TEMP	0x26
 #define ADT7460_REM2_TEMP	0x27
+#define ADT7460_REM1_TEMP_TRG	0x68
+#define ADT7460_LOCAL_TEMP_TRG	0x67
+#define ADT7460_REM2_TEMP_TRG	0x69
 #define ADT7460_TACH1L		0x28
 #define ADT7460_TACH1H		0x29
 #define ADT7460_TACH2L		0x2a
@@ -196,6 +199,18 @@ adt_attach(struct device *parent, struct
 			return;
 		}
 	}
+
+#ifdef __macppc__
+	for (cmd = ADT7460_LOCAL_TEMP_TRG; cmd <= ADT7460_REM2_TEMP_TRG; cmd++){
+		data = 46; /* temperature target in deg C */
+		if (iic_exec(sc->sc_tag, I2C_OP_WRITE_WITH_STOP,
+		    sc->sc_addr, &cmd, sizeof cmd, &data, sizeof data, 0)) {
+			iic_release_bus(sc->sc_tag, 0);
+			printf(": cannot set temperature target register\n");
+			return;
+		}
+	}
+#endif
 
 	iic_release_bus(sc->sc_tag, 0);