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ARM: vf610: ddrmc: do not write CR79 by default

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The current value CTLUPD_AREF(0) is the reset value of the register,
so there is no need to write a value. If needed, the register can be
written using board specific CR settings.

Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Acked-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
This commit is contained in:
Stefan Agner 2018-12-04 11:10:21 +01:00 committed by Stefano Babic
parent 52c2c97e7c
commit 81653478eb
1 changed files with 0 additions and 1 deletions
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arch/arm/mach-imx/ddrmc-vf610.c
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@ -190,7 +190,6 @@ void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings,
DDRMC_CR77_SWAP_EN, &ddrmr->cr[77]);
writel(DDRMC_CR78_Q_FULLNESS(timings->q_fullness) |
DDRMC_CR78_BUR_ON_FLY_BIT(12), &ddrmr->cr[78]);
writel(DDRMC_CR79_CTLUPD_AREF(0), &ddrmr->cr[79]);
writel(DDRMC_CR82_INT_MASK, &ddrmr->cr[82]);