arm: mx6: ddr: do not write into reserved bit

Bit 16 in mapsr register is in a reserved field. Don't write to it.

Cc: Stefano Babic <[email protected]>
Cc: Tim Harvey <[email protected]>
Acked-by: Tim Harvey <[email protected]>
Signed-off-by: Nikita Kiryanov <[email protected]>

diff --git a/arch/arm/cpu/armv7/mx6/ddr.c b/arch/arm/cpu/armv7/mx6/ddr.c
index 5fc4d95746860cfd8c89d37074761145180f62bc..6e6f3373acebc574d0e43cd357dca95bfd749fe7 100644 (file)
--- a/arch/arm/cpu/armv7/mx6/ddr.c
+++ b/arch/arm/cpu/armv7/mx6/ddr.c
@@ -472,7 +472,7 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
                        1            <<  6 |  /* BOTH_CS_PD */
                        (tcksrx & 0x7) << 3 |
                        (tcksre & 0x7);
-       mmdc0->mapsr = 0x00011006; /* ADOPT power down enabled */
+       mmdc0->mapsr = 0x00001006; /* ADOPT power down enabled */
 
        /* Step 11: Configure ZQ calibration: one-time and periodic 1ms */
        val = 0xa1390003;