diff options
Diffstat (limited to 'arch/arm/mach-mvebu')
| -rw-r--r-- | arch/arm/mach-mvebu/Kconfig | 37 | ||||
| -rw-r--r-- | arch/arm/mach-mvebu/Makefile | 5 | ||||
| -rw-r--r-- | arch/arm/mach-mvebu/board-v7.c (renamed from arch/arm/mach-mvebu/armada-370-xp.c) | 58 | ||||
| -rw-r--r-- | arch/arm/mach-mvebu/system-controller.c | 14 |
4 files changed, 101 insertions, 13 deletions
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig index 1ba825ee3fe5..4b1eea09ae93 100644 --- a/arch/arm/mach-mvebu/Kconfig +++ b/arch/arm/mach-mvebu/Kconfig @@ -21,26 +21,55 @@ if ARCH_MVEBU menu "Marvell EBU SoC variants" -config MACH_ARMADA_370_XP +config MACH_MVEBU_V7 bool select ARMADA_370_XP_TIMER select HAVE_SMP select CACHE_L2X0 - select CPU_PJ4B config MACH_ARMADA_370 bool "Marvell Armada 370 boards" select ARMADA_370_CLK - select MACH_ARMADA_370_XP + select CPU_PJ4B + select MACH_MVEBU_V7 select PINCTRL_ARMADA_370 help Say 'Y' here if you want your kernel to support boards based on the Marvell Armada 370 SoC with device tree. +config MACH_ARMADA_375 + bool "Marvell Armada 375 boards" if ARCH_MULTI_V7 + select ARM_ERRATA_720789 + select ARM_ERRATA_753970 + select ARM_GIC + select ARMADA_375_CLK + select CPU_V7 + select MACH_MVEBU_V7 + select NEON + select PINCTRL_ARMADA_375 + help + Say 'Y' here if you want your kernel to support boards based + on the Marvell Armada 375 SoC with device tree. + +config MACH_ARMADA_38X + bool "Marvell Armada 380/385 boards" if ARCH_MULTI_V7 + select ARM_ERRATA_720789 + select ARM_ERRATA_753970 + select ARM_GIC + select ARMADA_38X_CLK + select CPU_V7 + select MACH_MVEBU_V7 + select NEON + select PINCTRL_ARMADA_38X + help + Say 'Y' here if you want your kernel to support boards based + on the Marvell Armada 380/385 SoC with device tree. + config MACH_ARMADA_XP bool "Marvell Armada XP boards" select ARMADA_XP_CLK - select MACH_ARMADA_370_XP + select CPU_PJ4B + select MACH_MVEBU_V7 select PINCTRL_ARMADA_XP help Say 'Y' here if you want your kernel to support boards based diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile index d99846103bbb..2c1db29db2ca 100644 --- a/arch/arm/mach-mvebu/Makefile +++ b/arch/arm/mach-mvebu/Makefile @@ -3,7 +3,8 @@ ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \ AFLAGS_coherency_ll.o := -Wa,-march=armv7-a -obj-y += coherency.o coherency_ll.o pmsu.o system-controller.o mvebu-soc-id.o -obj-$(CONFIG_MACH_ARMADA_370_XP) += armada-370-xp.o +obj-y += system-controller.o mvebu-soc-id.o +obj-$(CONFIG_MACH_MVEBU_V7) += board-v7.o +obj-$(CONFIG_ARCH_MVEBU) += coherency.o coherency_ll.o pmsu.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o diff --git a/arch/arm/mach-mvebu/armada-370-xp.c b/arch/arm/mach-mvebu/board-v7.c index 161cf2f54220..746134ecdfc2 100644 --- a/arch/arm/mach-mvebu/armada-370-xp.c +++ b/arch/arm/mach-mvebu/board-v7.c @@ -31,7 +31,28 @@ #include "coherency.h" #include "mvebu-soc-id.h" -static void __init armada_370_xp_timer_and_clk_init(void) +/* + * Early versions of Armada 375 SoC have a bug where the BootROM + * leaves an external data abort pending. The kernel is hit by this + * data abort as soon as it enters userspace, because it unmasks the + * data aborts at this moment. We register a custom abort handler + * below to ignore the first data abort to work around this + * problem. + */ +static int armada_375_external_abort_wa(unsigned long addr, unsigned int fsr, + struct pt_regs *regs) +{ + static int ignore_first; + + if (!ignore_first && fsr == 0x1406) { + ignore_first = 1; + return 0; + } + + return 1; +} + +static void __init mvebu_timer_and_clk_init(void) { of_clk_init(NULL); clocksource_of_init(); @@ -40,6 +61,10 @@ static void __init armada_370_xp_timer_and_clk_init(void) #ifdef CONFIG_CACHE_L2X0 l2x0_of_init(0, ~0UL); #endif + + if (of_machine_is_compatible("marvell,armada375")) + hook_fault_code(16 + 6, armada_375_external_abort_wa, SIGBUS, 0, + "imprecise external abort"); } static void __init i2c_quirk(void) @@ -70,7 +95,7 @@ static void __init i2c_quirk(void) return; } -static void __init armada_370_xp_dt_init(void) +static void __init mvebu_dt_init(void) { if (of_machine_is_compatible("plathome,openblocks-ax3-4")) i2c_quirk(); @@ -82,10 +107,33 @@ static const char * const armada_370_xp_dt_compat[] = { NULL, }; -DT_MACHINE_START(ARMADA_XP_DT, "Marvell Armada 370/XP (Device Tree)") +DT_MACHINE_START(ARMADA_370_XP_DT, "Marvell Armada 370/XP (Device Tree)") .smp = smp_ops(armada_xp_smp_ops), - .init_machine = armada_370_xp_dt_init, - .init_time = armada_370_xp_timer_and_clk_init, + .init_machine = mvebu_dt_init, + .init_time = mvebu_timer_and_clk_init, .restart = mvebu_restart, .dt_compat = armada_370_xp_dt_compat, MACHINE_END + +static const char * const armada_375_dt_compat[] = { + "marvell,armada375", + NULL, +}; + +DT_MACHINE_START(ARMADA_375_DT, "Marvell Armada 375 (Device Tree)") + .init_time = mvebu_timer_and_clk_init, + .restart = mvebu_restart, + .dt_compat = armada_375_dt_compat, +MACHINE_END + +static const char * const armada_38x_dt_compat[] = { + "marvell,armada380", + "marvell,armada385", + NULL, +}; + +DT_MACHINE_START(ARMADA_38X_DT, "Marvell Armada 380/385 (Device Tree)") + .init_time = mvebu_timer_and_clk_init, + .restart = mvebu_restart, + .dt_compat = armada_38x_dt_compat, +MACHINE_END diff --git a/arch/arm/mach-mvebu/system-controller.c b/arch/arm/mach-mvebu/system-controller.c index e6e300afe836..614ba6832ff3 100644 --- a/arch/arm/mach-mvebu/system-controller.c +++ b/arch/arm/mach-mvebu/system-controller.c @@ -1,5 +1,5 @@ /* - * System controller support for Armada 370 and XP platforms. + * System controller support for Armada 370, 375 and XP platforms. * * Copyright (C) 2012 Marvell * @@ -11,7 +11,7 @@ * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. * - * The Armada 370 and Armada XP SoCs both have a range of + * The Armada 370, 375 and Armada XP SoCs have a range of * miscellaneous registers, that do not belong to a particular device, * but rather provide system-level features. This basic * system-controller driver provides a device tree binding for those @@ -47,6 +47,13 @@ static const struct mvebu_system_controller armada_370_xp_system_controller = { .system_soft_reset = 0x1, }; +static const struct mvebu_system_controller armada_375_system_controller = { + .rstoutn_mask_offset = 0x54, + .system_soft_reset_offset = 0x58, + .rstoutn_mask_reset_out_en = 0x1, + .system_soft_reset = 0x1, +}; + static const struct mvebu_system_controller orion_system_controller = { .rstoutn_mask_offset = 0x108, .system_soft_reset_offset = 0x10c, @@ -61,6 +68,9 @@ static const struct of_device_id of_system_controller_table[] = { }, { .compatible = "marvell,armada-370-xp-system-controller", .data = (void *) &armada_370_xp_system_controller, + }, { + .compatible = "marvell,armada-375-system-controller", + .data = (void *) &armada_375_system_controller, }, { /* end of list */ }, }; |
