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Groups > linux.kernel > #1393488

[PATCH 3/7] powerpc/8xx: CONFIG_PIN_TLB unneeded for CONFIG_PPC_EARLY_DEBUG_CPM

From Christophe Leroy <christophe.leroy@c-s.fr>
Newsgroups linux.kernel
Subject [PATCH 3/7] powerpc/8xx: CONFIG_PIN_TLB unneeded for CONFIG_PPC_EARLY_DEBUG_CPM
Date 2016-05-03 17:10 +0200
Message-ID <ruK7w-1Tc-33@gated-at.bofh.it> (permalink)
References <ruK7v-1Tc-17@gated-at.bofh.it>
Organization linux.* mail to news gateway

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IMMR is now mapped by a fixed 512k page managed by the TLB miss
handler so it is not anymore necessary to PIN TLBs

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
 arch/powerpc/Kconfig.debug | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index d3fcf7e..5eccbb5 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -212,7 +212,6 @@ config PPC_EARLY_DEBUG_40x
 config PPC_EARLY_DEBUG_CPM
 	bool "Early serial debugging for Freescale CPM-based serial ports"
 	depends on SERIAL_CPM
-	select PIN_TLB if PPC_8xx
 	help
 	  Select this to enable early debugging for Freescale chips
 	  using a CPM-based serial port.  This assumes that the bootwrapper
-- 
2.1.0

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Thread

[PATCH 0/7] powerpc/8xx: Optimisation of TLB handling for IMMR and RAM Christophe Leroy <christophe.leroy@c-s.fr> - 2016-05-03 17:10 +0200
  [PATCH 1/7] powerpc/8xx: Fix vaddr for IMMR early remap Christophe Leroy <christophe.leroy@c-s.fr> - 2016-05-03 17:10 +0200
  [PATCH 5/7] powerpc/8xx: Don't use page table for linear memory space Christophe Leroy <christophe.leroy@c-s.fr> - 2016-05-03 17:10 +0200
  [PATCH 4/7] powerpc/8xx: unpin all TLBs before flushing Christophe Leroy <christophe.leroy@c-s.fr> - 2016-05-03 17:10 +0200
  [PATCH 2/7] powerpc/8xx: Map IMMR area with 512k page at a fixed  address Christophe Leroy <christophe.leroy@c-s.fr> - 2016-05-03 17:10 +0200
  [PATCH 3/7] powerpc/8xx: CONFIG_PIN_TLB unneeded for  CONFIG_PPC_EARLY_DEBUG_CPM Christophe Leroy <christophe.leroy@c-s.fr> - 2016-05-03 17:10 +0200
  [PATCH 6/7] powerpc/8xx: Rework CONFIG_PIN_TLB handling Christophe Leroy <christophe.leroy@c-s.fr> - 2016-05-03 17:10 +0200

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