diff options
| author | Siarhei Siamashka <siarhei.siamashka@gmail.com> | 2014-08-03 05:32:49 +0300 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2014-08-12 08:42:33 +0200 |
| commit | b8f7cb6ae31d3c2de7349e58889ed3c5a1a77c42 (patch) | |
| tree | c5f03c352505b029212e72e8cdd0254397692037 /arch/arm/cpu/armv7/sunxi | |
| parent | 013f2d746955147439215a4939655c9ed6bdd866 (diff) | |
sunxi: dram: Improve DQS gate data training error handling
The stale error status should be cleared for all sun4i/sun5i/sun7i
hardware and not just for sun7i. Also there are two types of DQS
gate training errors ("found no result" and "found more than one
possible result"). Both are handled now.
Signed-off-by: Siarhei Siamashka <siarhei.siamashka@gmail.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'arch/arm/cpu/armv7/sunxi')
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/dram.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/dram.c b/arch/arm/cpu/armv7/sunxi/dram.c index 6f98c6a3bb..47017d2df1 100644 --- a/arch/arm/cpu/armv7/sunxi/dram.c +++ b/arch/arm/cpu/armv7/sunxi/dram.c @@ -357,9 +357,7 @@ static int dramc_scan_readpipe(void) u32 reg_val; /* data training trigger */ -#ifdef CONFIG_SUN7I clrbits_le32(&dram->csr, DRAM_CSR_FAILED); -#endif setbits_le32(&dram->ccr, DRAM_CCR_DATA_TRAINING); /* check whether data training process has completed */ |