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authorLinus Walleij <linus.walleij@linaro.org>2016-01-25 11:23:02 +0300
committerLinus Walleij <linus.walleij@linaro.org>2016-02-15 11:58:08 +0300
commit1c6e288da6cc3c72579ff0062b5a5684fb9ef90e (patch)
treefb6e6a68201d565002b6a5e62ae0c80effafbf83 /arch/arm/mach-versatile
parent820617c25127d8c1074762c62b69ef2f6f6f9bb9 (diff)
downloadlinux-1c6e288da6cc3c72579ff0062b5a5684fb9ef90e.tar.xz
ARM: versatile: move restart to the device tree
We have a power/reset driver for the Versatile family in drivers/power/reset so let's just activate that driver and use it and get rid of some non-DT remnants. Cc: Rob Herring <robh@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/mach-versatile')
-rw-r--r--arch/arm/mach-versatile/Kconfig3
-rw-r--r--arch/arm/mach-versatile/versatile_dt.c15
2 files changed, 3 insertions, 15 deletions
diff --git a/arch/arm/mach-versatile/Kconfig b/arch/arm/mach-versatile/Kconfig
index e40f777ccf7d..b0cc26284fc9 100644
--- a/arch/arm/mach-versatile/Kconfig
+++ b/arch/arm/mach-versatile/Kconfig
@@ -8,8 +8,11 @@ config ARCH_VERSATILE
select COMMON_CLK_VERSATILE
select CPU_ARM926T
select ICST
+ select MFD_SYSCON
select MIGHT_HAVE_PCI
select PLAT_VERSATILE
+ select POWER_RESET
+ select POWER_RESET_VERSATILE
select VERSATILE_FPGA_IRQ
help
This enables support for ARM Ltd Versatile board.
diff --git a/arch/arm/mach-versatile/versatile_dt.c b/arch/arm/mach-versatile/versatile_dt.c
index c44871851255..dff1c0595b67 100644
--- a/arch/arm/mach-versatile/versatile_dt.c
+++ b/arch/arm/mach-versatile/versatile_dt.c
@@ -52,8 +52,6 @@
* Versatile Registers
* ------------------------------------------------------------------------
*/
-#define VERSATILE_SYS_LOCK_OFFSET 0x20
-#define VERSATILE_SYS_RESETCTL_OFFSET 0x40
#define VERSATILE_SYS_PCICTL_OFFSET 0x44
#define VERSATILE_SYS_MCI_OFFSET 0x48
#define VERSATILE_SYS_FLASH_OFFSET 0x4C
@@ -345,18 +343,6 @@ static void __init versatile_init_early(void)
__io_address(VERSATILE_SCTL_BASE));
}
-static void versatile_restart(enum reboot_mode mode, const char *cmd)
-{
- u32 val;
-
- val = readl(versatile_sys_base + VERSATILE_SYS_RESETCTL_OFFSET);
- val |= 0x105;
-
- writel(0xa05f, versatile_sys_base + VERSATILE_SYS_LOCK_OFFSET);
- writel(val, versatile_sys_base + VERSATILE_SYS_RESETCTL_OFFSET);
- writel(0, versatile_sys_base + VERSATILE_SYS_LOCK_OFFSET);
-}
-
static void __init versatile_dt_pci_init(void)
{
u32 val;
@@ -420,5 +406,4 @@ DT_MACHINE_START(VERSATILE_PB, "ARM-Versatile (Device Tree Support)")
.init_early = versatile_init_early,
.init_machine = versatile_dt_init,
.dt_compat = versatile_dt_match,
- .restart = versatile_restart,
MACHINE_END