diff options
Diffstat (limited to 'target/linux/mvebu/patches-3.10/0025-arm-mvebu-avoid-hardcoded-virtual-address-in-coheren.patch')
-rw-r--r-- | target/linux/mvebu/patches-3.10/0025-arm-mvebu-avoid-hardcoded-virtual-address-in-coheren.patch | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/target/linux/mvebu/patches-3.10/0025-arm-mvebu-avoid-hardcoded-virtual-address-in-coheren.patch b/target/linux/mvebu/patches-3.10/0025-arm-mvebu-avoid-hardcoded-virtual-address-in-coheren.patch deleted file mode 100644 index b6c3722e34..0000000000 --- a/target/linux/mvebu/patches-3.10/0025-arm-mvebu-avoid-hardcoded-virtual-address-in-coheren.patch +++ /dev/null @@ -1,81 +0,0 @@ -From a4dd628f515f361cecfae08e568891442042e4e2 Mon Sep 17 00:00:00 2001 -From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> -Date: Wed, 5 Jun 2013 09:04:55 +0200 -Subject: [PATCH 025/203] arm: mvebu: avoid hardcoded virtual address in - coherency code - -Now that the coherency_get_cpu_count() function no longer requires a -very early mapping of the coherency unit registers, we can avoid the -hardcoded virtual address in coherency.c. However, the coherency -features are still used quite early, so we need to do the of_iomap() -early enough, at the ->init_timer() level, so we have the call of -coherency_init() at this point. - -Unfortunately, at ->init_timer() time, it is not possible to register -a bus notifier, so we add a separate coherency_late_init() function -that gets called as as postcore_initcall(), when bus notifiers are -available. - -Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> -Acked-by: Arnd Bergmann <arnd@arndb.de> -Signed-off-by: Jason Cooper <jason@lakedaemon.net> ---- - arch/arm/mach-mvebu/armada-370-xp.c | 2 +- - arch/arm/mach-mvebu/coherency.c | 20 ++++++++++---------- - 2 files changed, 11 insertions(+), 11 deletions(-) - ---- a/arch/arm/mach-mvebu/armada-370-xp.c -+++ b/arch/arm/mach-mvebu/armada-370-xp.c -@@ -47,6 +47,7 @@ static void __init armada_370_xp_timer_a - { - mvebu_clocks_init(); - armada_370_xp_timer_init(); -+ coherency_init(); - } - - static void __init armada_370_xp_init_early(void) -@@ -76,7 +77,6 @@ static void __init armada_370_xp_init_ea - static void __init armada_370_xp_dt_init(void) - { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); -- coherency_init(); - } - - static const char * const armada_370_xp_dt_compat[] = { ---- a/arch/arm/mach-mvebu/coherency.c -+++ b/arch/arm/mach-mvebu/coherency.c -@@ -27,14 +27,7 @@ - #include <asm/smp_plat.h> - #include "armada-370-xp.h" - --/* -- * Some functions in this file are called very early during SMP -- * initialization. At that time the device tree framework is not yet -- * ready, and it is not possible to get the register address to -- * ioremap it. That's why the pointer below is given with an initial -- * value matching its virtual mapping -- */ --static void __iomem *coherency_base = ARMADA_370_XP_REGS_VIRT_BASE + 0x20200; -+static void __iomem *coherency_base; - static void __iomem *coherency_cpu_base; - - /* Coherency fabric registers */ -@@ -135,9 +128,16 @@ int __init coherency_init(void) - coherency_base = of_iomap(np, 0); - coherency_cpu_base = of_iomap(np, 1); - set_cpu_coherent(cpu_logical_map(smp_processor_id()), 0); -- bus_register_notifier(&platform_bus_type, -- &mvebu_hwcc_platform_nb); - } - - return 0; - } -+ -+static int __init coherency_late_init(void) -+{ -+ bus_register_notifier(&platform_bus_type, -+ &mvebu_hwcc_platform_nb); -+ return 0; -+} -+ -+postcore_initcall(coherency_late_init); |