Messages in this thread Patch in this message | | | From | Dmitry Osipenko <> | Subject | [PATCH v1 1/4] ARM: tegra: Fix missed EMC registers latching on resume from LP1 on Tegra30+ | Date | Thu, 30 Aug 2018 21:54:01 +0300 |
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The memory interface configuration and re-calibration interval are left unassigned on resume from LP1 because these registers are shadowed and require latching after being adjusted.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- arch/arm/mach-tegra/sleep-tegra30.S | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm/mach-tegra/sleep-tegra30.S b/arch/arm/mach-tegra/sleep-tegra30.S index 127fc78365fe..801fe58978ae 100644 --- a/arch/arm/mach-tegra/sleep-tegra30.S +++ b/arch/arm/mach-tegra/sleep-tegra30.S @@ -521,6 +521,8 @@ zcal_done: ldr r1, [r5, #0x0] @ restore EMC_CFG str r1, [r0, #EMC_CFG] + emc_timing_update r1, r0 + /* Tegra114 had dual EMC channel, now config the other one */ cmp r10, #TEGRA114 bne __no_dual_emc_chanl -- 2.18.0
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