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| author |   Colin Tuckley <colin.tuckley@arm.com> | 2010-01-11 11:09:15 +0100 |
|---|---|---|
| committer |   Russell King <rmk+kernel@arm.linux.org.uk> | 2010-01-11 15:39:21 +0000 |
| commit | 4c9f8be7dab831c78b5f491739fc5cd01f2efb03 (patch) | |
| tree | fa023e7c6a1d540b645f0d4d237f710a413058a9 /arch/arm/mach-realview/realview_pb11mp.c | |
| parent | ARM: 5872/1: ARM: include needed linux/cpu.h in asm/cpu.h (diff) | |
| download | linux-dev-4c9f8be7dab831c78b5f491739fc5cd01f2efb03.tar.xz linux-dev-4c9f8be7dab831c78b5f491739fc5cd01f2efb03.zip | |
ARM: 5873/1: ARM: Fix the reset logic for ARM RealView boards
Extend the patch from Philby John to the other "RealView" boards.
Rename the constants and offsets to reflect their actual functions.
Cc: Philby John <pjohn@in.mvista.com>
Signed-off-by: Colin Tuckley <colin.tuckley@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-realview/realview_pb11mp.c')
| -rw-r--r-- | arch/arm/mach-realview/realview_pb11mp.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index 9bbbfc05f225..3e02731af959 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -301,17 +301,16 @@ static struct sys_timer realview_pb11mp_timer = { static void realview_pb11mp_reset(char mode) { - void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + - REALVIEW_SYS_RESETCTL_OFFSET; - unsigned int val; + void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); + void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); /* * To reset, we hit the on-board reset register * in the system FPGA */ - val = __raw_readl(hdr_ctrl); - val |= REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR; - __raw_writel(val, hdr_ctrl); + __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); + __raw_writel(0x0000, reset_ctrl); + __raw_writel(0x0004, reset_ctrl); } static void __init realview_pb11mp_init(void) |