dm: sysinfo: Shorten the SYSINFO_ID prefix

We are about to add a large number of new entries. Update the prefix to
be a little shorter.

For SMBIOS items, use SYSID_SM_ (for System Management) which is enough
to distinguish it. For now at least, it seems that most items will be
for SMBIOS.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Raymond Mao <raymond.mao@linaro.org>
diff --git a/drivers/sysinfo/rcar3.c b/drivers/sysinfo/rcar3.c
index 37e2ccc..2994df9 100644
--- a/drivers/sysinfo/rcar3.c
+++ b/drivers/sysinfo/rcar3.c
@@ -46,7 +46,7 @@
 	struct sysinfo_rcar_priv *priv = dev_get_priv(dev);
 
 	switch (id) {
-	case SYSINFO_ID_BOARD_MODEL:
+	case SYSID_BOARD_MODEL:
 		strncpy(val, priv->boardmodel, size);
 		val[size - 1] = '\0';
 		return 0;