From 396b940371cf471612d947d8b22fc8143d866dc9 Mon Sep 17 00:00:00 2001
From: Michael Neuling <mikey@neuling.org>
Date: Mon, 19 Jun 2017 20:35:49 +1000
Subject: Update default TSCR for P9

Update default TSCR value for P9 as recommended by HW folk.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
---
 asm/head.S | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/asm/head.S b/asm/head.S
index 8e33f22..5c40813 100644
--- a/asm/head.S
+++ b/asm/head.S
@@ -725,6 +725,9 @@ init_shared_sprs:
 	b	9f
 
 4:	/* P9 */
+	/* TSCR: Recommended value by HW folks */
+	LOAD_IMM32(%r3,0x80287880)
+	mtspr	SPR_TSCR, %r3
 	/* HID0: Clear bit 5 (enable core recovery)
 	 *       Clear bit 4 (HILE)
 	 */
-- 
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