diff options
| author |   Felix Fietkau <nbd@nbd.name> | 2018-07-20 13:58:21 +0200 |
|---|---|---|
| committer |   Paul Burton <paul.burton@mips.com> | 2018-07-20 10:17:04 -0700 |
| commit | bc88ad2efd11f29e00a4fd60fcd1887abfe76833 (patch) | |
| tree | 3ae0c1bc126f6c04b86d260ed18ff1738b666021 /arch | |
| parent | MIPS: Fix off-by-one in pci_resource_to_user() (diff) | |
| download | linux-dev-bc88ad2efd11f29e00a4fd60fcd1887abfe76833.tar.xz linux-dev-bc88ad2efd11f29e00a4fd60fcd1887abfe76833.zip | |
MIPS: ath79: fix register address in ath79_ddr_wb_flush()
ath79_ddr_wb_flush_base has the type void __iomem *, so register offsets
need to be a multiple of 4 in order to access the intended register.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Fixes: 24b0e3e84fbf ("MIPS: ath79: Improve the DDR controller interface")
Patchwork: https://patchwork.linux-mips.org/patch/19912/
Cc: Alban Bedel <albeu@free.fr>
Cc: James Hogan <jhogan@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: stable@vger.kernel.org # 4.2+
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/ath79/common.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/ath79/common.c b/arch/mips/ath79/common.c index 10a405d593df..c782b10ddf50 100644 --- a/arch/mips/ath79/common.c +++ b/arch/mips/ath79/common.c @@ -58,7 +58,7 @@ EXPORT_SYMBOL_GPL(ath79_ddr_ctrl_init); void ath79_ddr_wb_flush(u32 reg) { - void __iomem *flush_reg = ath79_ddr_wb_flush_base + reg; + void __iomem *flush_reg = ath79_ddr_wb_flush_base + (reg * 4); /* Flush the DDR write buffer. */ __raw_writel(0x1, flush_reg); |