[Skiboot] [PATCH v6 1/4] hdata: Add 'primary' property to master chip xscom node

Vasant Hegde hegdevasant at linux.vnet.ibm.com
Thu Mar 29 21:40:58 AEDT 2018


Needed for SBE communication as some of the SBE MBOX commands
has to be sent to SBE on master chip only.

Signed-off-by: Vasant Hegde <hegdevasant at linux.vnet.ibm.com>
---
 hdata/spira.c | 5 ++++-
 hdata/spira.h | 1 +
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/hdata/spira.c b/hdata/spira.c
index 0724dcc42..75516ddb4 100644
--- a/hdata/spira.c
+++ b/hdata/spira.c
@@ -1,4 +1,4 @@
-/* Copyright 2013-2017 IBM Corp.
+/* Copyright 2013-2018 IBM Corp.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -577,6 +577,9 @@ static bool add_xscom_sppcrd(uint64_t xscom_base)
 			parse_i2c_devs(hdif, SPPCRD_IDATA_HOST_I2C, np);
 			add_vas_node(np, i);
 			add_ecid_data(hdif, np);
+
+			if (be32_to_cpu(cinfo->verif_exist_flags) & CHIP_VERIFY_MASTER_PROC)
+				dt_add_property(np, "primary", NULL, 0);
 		}
 
 		/*
diff --git a/hdata/spira.h b/hdata/spira.h
index 39e0e3333..22085d9cc 100644
--- a/hdata/spira.h
+++ b/hdata/spira.h
@@ -1116,6 +1116,7 @@ struct sppcrd_chip_info {
 #define CHIP_VERIFY_USABLE_FAILURES		1
 #define CHIP_VERIFY_NOT_INSTALLED		2
 #define CHIP_VERIFY_UNUSABLE			3
+#define CHIP_VERIFY_MASTER_PROC			PPC_BIT32(4)
 	__be32 nx_state;
 	__be32 pore_state;
 	__be32 xscom_id;
-- 
2.14.3



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