diff options
author | Dmitry Osipenko <digetx@gmail.com> | 2019-07-30 20:23:39 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-21 13:04:48 +0300 |
commit | f3362ea64bd352373765e4353e568be051ad2bf7 (patch) | |
tree | a5b037b18c4a4c688d5953781c25c9a713f3ebdd /arch/arm | |
parent | e8856787db4f16aaa967690b4bbd5927bb8495a3 (diff) | |
download | linux-f3362ea64bd352373765e4353e568be051ad2bf7.tar.xz |
ARM: tegra: Fix FLOW_CTLR_HALT register clobbering by tegra_resume()
commit d70f7d31a9e2088e8a507194354d41ea10062994 upstream.
There is an unfortunate typo in the code that results in writing to
FLOW_CTLR_HALT instead of FLOW_CTLR_CSR.
Cc: <stable@vger.kernel.org>
Acked-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-tegra/reset-handler.S | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-tegra/reset-handler.S b/arch/arm/mach-tegra/reset-handler.S index 67b763fea005..e3f34815c9da 100644 --- a/arch/arm/mach-tegra/reset-handler.S +++ b/arch/arm/mach-tegra/reset-handler.S @@ -44,16 +44,16 @@ ENTRY(tegra_resume) cmp r6, #TEGRA20 beq 1f @ Yes /* Clear the flow controller flags for this CPU. */ - cpu_to_csr_reg r1, r0 + cpu_to_csr_reg r3, r0 mov32 r2, TEGRA_FLOW_CTRL_BASE - ldr r1, [r2, r1] + ldr r1, [r2, r3] /* Clear event & intr flag */ orr r1, r1, \ #FLOW_CTRL_CSR_INTR_FLAG | FLOW_CTRL_CSR_EVENT_FLAG movw r0, #0x3FFD @ enable, cluster_switch, immed, bitmaps @ & ext flags for CPU power mgnt bic r1, r1, r0 - str r1, [r2] + str r1, [r2, r3] 1: mov32 r9, 0xc09 |