From: Dmitry Osipenko <digetx@gmail.com>
To: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Peter De Schrijver <pdeschrijver@nvidia.com>
Cc: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
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 [thread overview]
Message-ID: <20180830185404.7224-2-digetx@gmail.com> (raw)
In-Reply-To: <20180830185404.7224-1-digetx@gmail.com>
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
next prev parent reply other threads:[~2018-08-30 18:54 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-30 18:54 [PATCH v1 0/4] EMC fixes for Tegra30+ Dmitry Osipenko
2018-08-30 18:54 ` Dmitry Osipenko [this message]
2018-11-19 21:27 ` [PATCH v1 1/4] ARM: tegra: Fix missed EMC registers latching on resume from LP1 on Tegra30+ Jon Hunter
2018-11-19 21:27 ` Jon Hunter
2018-11-19 21:51 ` Jon Hunter
2018-11-19 21:51 ` Jon Hunter
2018-08-30 18:54 ` [PATCH v1 2/4] ARM: tegra: Fix DRAM refresh-interval clobbering on resume from LP1 on Tegra30 Dmitry Osipenko
2018-11-19 21:34 ` Jon Hunter
2018-11-19 21:34 ` Jon Hunter
2018-11-19 22:09 ` Dmitry Osipenko
2018-11-19 22:32 ` Dmitry Osipenko
2018-11-20 10:26 ` Jon Hunter
2018-11-20 10:26 ` Jon Hunter
2018-11-20 11:22 ` Dmitry Osipenko
2018-11-20 10:25 ` Jon Hunter
2018-11-20 10:25 ` Jon Hunter
2018-11-20 10:27 ` Jon Hunter
2018-11-20 10:27 ` Jon Hunter
2018-08-30 18:54 ` [PATCH v1 3/4] ARM: tegra: Restore memory arbitration on resume from LP1 on Tegra30+ Dmitry Osipenko
2018-11-19 21:51 ` Jon Hunter
2018-11-19 21:51 ` Jon Hunter
2018-08-30 18:54 ` [PATCH v1 4/4] ARM: tegra: Clear EMC interrupts " Dmitry Osipenko
2018-11-19 22:00 ` Jon Hunter
2018-11-19 22:00 ` Jon Hunter
2018-11-19 22:35 ` Dmitry Osipenko
2018-11-20 10:27 ` Jon Hunter
2018-11-20 10:27 ` Jon Hunter
2018-11-20 11:32 ` Dmitry Osipenko
2018-10-15 12:34 ` [PATCH v1 0/4] EMC fixes for Tegra30+ Dmitry Osipenko
2018-11-18 22:06 ` Dmitry Osipenko
2018-11-19 15:42 ` Jon Hunter
2018-11-19 15:42 ` Jon Hunter
2018-11-19 17:05 ` Dmitry Osipenko
2018-11-19 21:26 ` Jon Hunter
2018-11-19 21:26 ` Jon Hunter
2018-11-19 22:48 ` Dmitry Osipenko
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