From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lokesh Vutla Date: Wed, 3 Jun 2015 16:56:58 +0530 Subject: [U-Boot] [PATCH] ARM: DRA7xx: EMIF: Fix DLL_CALIB_CTRL register In-Reply-To: <1433328456-26655-1-git-send-email-lokeshvutla@ti.com> References: <1433328456-26655-1-git-send-email-lokeshvutla@ti.com> Message-ID: <556EE482.2000107@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wednesday 03 June 2015 04:17 PM, Lokesh Vutla wrote: > When DLL_CALIB_INTERVAL is set, an extra delay is added > which is not required and it consumes EMIF bandwidth. > So making the DLL_CALIB_CTRL[8:0]DLL_CALIB_INTERVAL bits to 0. I missed updating on emif2 for beagle-x15. Ill send a v2 for this. Thanks and regards, Lokesh > > Signed-off-by: Lokesh Vutla > --- > arch/arm/cpu/armv7/omap5/sdram.c | 4 ++-- > board/ti/beagle_x15/board.c | 2 +- > 2 files changed, 3 insertions(+), 3 deletions(-) > > diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c > index 3022b9e..cf4452d 100644 > --- a/arch/arm/cpu/armv7/omap5/sdram.c > +++ b/arch/arm/cpu/armv7/omap5/sdram.c > @@ -146,7 +146,7 @@ const struct emif_regs emif_1_regs_ddr3_532_mhz_1cs_dra_es1 = { > .sdram_tim1 = 0xCCCF36B3, > .sdram_tim2 = 0x308F7FDA, > .sdram_tim3 = 0x027F88A8, > - .read_idle_ctrl = 0x00050001, > + .read_idle_ctrl = 0x00050000, > .zq_config = 0x0007190B, > .temp_alert_config = 0x00000000, > .emif_ddr_phy_ctlr_1_init = 0x0024400B, > @@ -171,7 +171,7 @@ const struct emif_regs emif_2_regs_ddr3_532_mhz_1cs_dra_es1 = { > .sdram_tim1 = 0xCCCF36B3, > .sdram_tim2 = 0x308F7FDA, > .sdram_tim3 = 0x027F88A8, > - .read_idle_ctrl = 0x00050001, > + .read_idle_ctrl = 0x00050000, > .zq_config = 0x0007190B, > .temp_alert_config = 0x00000000, > .emif_ddr_phy_ctlr_1_init = 0x0024400B, > diff --git a/board/ti/beagle_x15/board.c b/board/ti/beagle_x15/board.c > index 124a1d3..ac48607 100644 > --- a/board/ti/beagle_x15/board.c > +++ b/board/ti/beagle_x15/board.c > @@ -52,7 +52,7 @@ static const struct emif_regs beagle_x15_emif1_ddr3_532mhz_emif_regs = { > .sdram_tim1 = 0xceef266b, > .sdram_tim2 = 0x328f7fda, > .sdram_tim3 = 0x027f88a8, > - .read_idle_ctrl = 0x00050001, > + .read_idle_ctrl = 0x00050000, > .zq_config = 0x0007190b, > .temp_alert_config = 0x00000000, > .emif_ddr_phy_ctlr_1_init = 0x0024400b, >