Writing this bit can be handled by the DT syscon-reboot driver. Enable that driver and remove the machine_desc version. Signed-off-by: Andrew Davis <afd@xxxxxx> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Tested-by: Fabian Vogt <fabian@xxxxxxxxxxxxxx> Reviewed-by: Fabian Vogt <fabian@xxxxxxxxxxxxxx> --- arch/arm/mach-nspire/Kconfig | 2 ++ arch/arm/mach-nspire/mmio.h | 3 --- arch/arm/mach-nspire/nspire.c | 10 ---------- 3 files changed, 2 insertions(+), 13 deletions(-) diff --git a/arch/arm/mach-nspire/Kconfig b/arch/arm/mach-nspire/Kconfig index b7a3871876d7..0ffdcaca1e6b 100644 --- a/arch/arm/mach-nspire/Kconfig +++ b/arch/arm/mach-nspire/Kconfig @@ -9,5 +9,7 @@ config ARCH_NSPIRE select ARM_VIC select ARM_TIMER_SP804 select NSPIRE_TIMER + select POWER_RESET + select POWER_RESET_SYSCON help This enables support for systems using the TI-NSPIRE CPU diff --git a/arch/arm/mach-nspire/mmio.h b/arch/arm/mach-nspire/mmio.h index 48e32f13f311..2ce0656139ec 100644 --- a/arch/arm/mach-nspire/mmio.h +++ b/arch/arm/mach-nspire/mmio.h @@ -5,9 +5,6 @@ * Copyright (C) 2013 Daniel Tang <tangrs@xxxxxxxxxxxx> */ -#define NSPIRE_MISC_PHYS_BASE 0x900A0000 -#define NSPIRE_MISC_HWRESET 0x08 - #define NSPIRE_PWR_PHYS_BASE 0x900B0000 #define NSPIRE_PWR_VIRT_BASE 0xFEEB0000 #define NSPIRE_PWR_BUS_DISABLE1 0x18 diff --git a/arch/arm/mach-nspire/nspire.c b/arch/arm/mach-nspire/nspire.c index 2d4abb0288b9..1e13337972dd 100644 --- a/arch/arm/mach-nspire/nspire.c +++ b/arch/arm/mach-nspire/nspire.c @@ -27,16 +27,6 @@ static const char *const nspire_dt_match[] __initconst = { NULL, }; -static void nspire_restart(enum reboot_mode mode, const char *cmd) -{ - void __iomem *base = ioremap(NSPIRE_MISC_PHYS_BASE, SZ_4K); - if (!base) - return; - - writel(2, base + NSPIRE_MISC_HWRESET); -} - DT_MACHINE_START(NSPIRE, "TI-NSPIRE") .dt_compat = nspire_dt_match, - .restart = nspire_restart, MACHINE_END -- 2.37.3