From: Krunal Bhargav k-bhargav@ti.com
If ECC is enabled, we need to ensure interleaving is disabled for higher address space.
Signed-off-by: Krunal Bhargav k-bhargav@ti.com Signed-off-by: Lokesh Vutla lokeshvutla@ti.com --- arch/arm/mach-omap2/emif-common.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm/mach-omap2/emif-common.c b/arch/arm/mach-omap2/emif-common.c index 04bbfd84a2..9bdaa388c9 100644 --- a/arch/arm/mach-omap2/emif-common.c +++ b/arch/arm/mach-omap2/emif-common.c @@ -355,6 +355,9 @@ static void dra7_enable_ecc(u32 base, const struct emif_regs *regs) return;
if (regs->emif_ecc_ctrl_reg & EMIF_ECC_CTRL_REG_ECC_EN_MASK) { + /* Disable high-order interleaving */ + clrbits_le32(MA_PRIORITY, MA_HIMEM_INTERLEAVE_UN_MASK); + writel(regs->emif_ecc_address_range_1, &emif->emif_ecc_address_range_1); writel(regs->emif_ecc_address_range_2,