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| author | Michal Simek <michal.simek@xilinx.com> | 2013-08-30 07:26:08 +0200 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2014-05-14 07:43:34 +0200 |
| commit | 2da7a745b6d24eec7be30e7d11ca456d445e30c3 (patch) | |
| tree | f1c90923e8854936c2dbc2e8d26c938fa00cfc5d /arch | |
| parent | 6e04769caf208a9f2da8ef8a85353def2a170176 (diff) | |
| download | blackbird-obmc-uboot-2da7a745b6d24eec7be30e7d11ca456d445e30c3.tar.gz blackbird-obmc-uboot-2da7a745b6d24eec7be30e7d11ca456d445e30c3.zip | |
ARM: zynq: Setup correct slcr_lock value
The driver should setup slcr state according
to slcr operations.
Reported-by: Andrey Filippov <andrey@elphel.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/cpu/armv7/zynq/slcr.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/zynq/slcr.c b/arch/arm/cpu/armv7/zynq/slcr.c index 1ff1eac06f..5ba58fad16 100644 --- a/arch/arm/cpu/armv7/zynq/slcr.c +++ b/arch/arm/cpu/armv7/zynq/slcr.c @@ -21,14 +21,18 @@ static int slcr_lock = 1; /* 1 means locked, 0 means unlocked */ void zynq_slcr_lock(void) { - if (!slcr_lock) + if (!slcr_lock) { writel(SLCR_LOCK_MAGIC, &slcr_base->slcr_lock); + slcr_lock = 1; + } } void zynq_slcr_unlock(void) { - if (slcr_lock) + if (slcr_lock) { writel(SLCR_UNLOCK_MAGIC, &slcr_base->slcr_unlock); + slcr_lock = 0; + } } /* Reset the entire system */ |
