Commit 54a634c4 authored by Felix Fietkau's avatar Felix Fietkau Committed by Greg Kroah-Hartman

MIPS: ath79: fix register address in ath79_ddr_wb_flush()

commit bc88ad2efd11f29e00a4fd60fcd1887abfe76833 upstream.

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: default avatarFelix Fietkau <>
Signed-off-by: default avatarJohn Crispin <>
Signed-off-by: default avatarPaul Burton <>
Fixes: 24b0e3e8 ("MIPS: ath79: Improve the DDR controller interface")
Cc: Alban Bedel <>
Cc: James Hogan <>
Cc: Ralf Baechle <>
Cc: # 4.2+
Signed-off-by: default avatarGreg Kroah-Hartman <>
parent 762b585c
......@@ -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);
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