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authorJoel Johnson <mrjoel@lixil.net>2020-03-23 11:26:32 -0600
committerStefan Roese <sr@denx.de>2020-04-14 13:16:42 +0200
commitcecf38a75581b0d4c4922b9a4ff94a626604830e (patch)
tree04ea7c1cd10210b1f8659205a77eeddc57f12961
parentbd02fd29f996f90308d54632da767e586f6c1b44 (diff)
arm: mvebu: clearfog: support multiple SATA boot
Enable distro bootcmd support for additional SATA ports if enabled. Signed-off-by: Joel Johnson <mrjoel@lixil.net> Reviewed-by: Stefan Roese <sr@denx.de>
-rw-r--r--include/configs/clearfog.h38
1 files changed, 34 insertions, 4 deletions
diff --git a/include/configs/clearfog.h b/include/configs/clearfog.h
index eef6983202..52945d1703 100644
--- a/include/configs/clearfog.h
+++ b/include/configs/clearfog.h
@@ -116,17 +116,47 @@
#define BOOT_TARGET_DEVICES_USB(func)
#endif
-#ifdef CONFIG_SCSI
-#define BOOT_TARGET_DEVICES_SCSI(func) func(SCSI, scsi, 0)
+#ifndef CONFIG_SCSI
+#define BOOT_TARGET_DEVICES_SCSI_BUS0(func)
+#define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
+#define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
#else
-#define BOOT_TARGET_DEVICES_SCSI(func)
+/*
+ * With SCSI enabled, M.2 SATA is always located on bus 0
+ */
+#define BOOT_TARGET_DEVICES_SCSI_BUS0(func) func(SCSI, scsi, 0)
+
+/*
+ * Either one or both mPCIe slots may be configured as mSATA interfaces. The
+ * SCSI bus ids are assigned based on sequence of hardware present, not always
+ * tied to hardware slot ids. As such, use second SCSI bus if either slot is
+ * set for SATA, and only use third SCSI bus if both slots are SATA enabled.
+ */
+#if defined (CONFIG_CLEARFOG_CON2_SATA) || defined (CONFIG_CLEARFOG_CON3_SATA)
+#define BOOT_TARGET_DEVICES_SCSI_BUS1(func) func(SCSI, scsi, 1)
+#else
+#define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
+#endif
+
+#if defined (CONFIG_CLEARFOG_CON2_SATA) && defined (CONFIG_CLEARFOG_CON3_SATA)
+#define BOOT_TARGET_DEVICES_SCSI_BUS2(func) func(SCSI, scsi, 2)
+#else
+#define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
#endif
+#endif /* CONFIG_SCSI */
+
+/*
+ * The SCSI buses are attempted in increasing bus order, there is no current
+ * mechanism to alter the default bus priority order for booting.
+ */
#define BOOT_TARGET_DEVICES(func) \
BOOT_TARGET_DEVICES_MMC(func) \
BOOT_TARGET_DEVICES_SCSI(func) \
BOOT_TARGET_DEVICES_USB(func) \
- BOOT_TARGET_DEVICES_SCSI(func) \
+ BOOT_TARGET_DEVICES_SCSI_BUS0(func) \
+ BOOT_TARGET_DEVICES_SCSI_BUS1(func) \
+ BOOT_TARGET_DEVICES_SCSI_BUS2(func) \
func(PXE, pxe, na) \
func(DHCP, dhcp, na)