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From: Tom Rini <tom.rini@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 5/7] OMAP5: EMIF: Add support for DDR3 device
Date: Tue, 22 May 2012 07:41:51 -0700	[thread overview]
Message-ID: <20120522144151.GA21740@bill-the-cat> (raw)
In-Reply-To: <1337681007-22709-6-git-send-email-lokeshvutla@ti.com>

On Tue, May 22, 2012 at 03:33:25PM +0530, Lokesh Vutla wrote:

> In OMAP5432 EMIF controlller supports DDR3 device.
> This patch adds support for ddr3 device intialization and configuration.
> Initialization sequence is done as specified in JEDEC specs.
> This also adds support for ddr3 leveling.
[snip]
> @@ -975,8 +1070,12 @@ static void do_sdram_init(u32 base)
>  	 * Changing the timing registers in EMIF can happen(going from one
>  	 * OPP to another)
>  	 */
> -	if (!in_sdram)
> -		lpddr2_init(base, regs);
> +	if (!in_sdram) {
> +		if (omap_revision() != OMAP5432_ES1_0)
> +			lpddr2_init(base, regs);
> +		else
> +			ddr3_init(base, regs);
> +	}

In omap4+ land do we have any other way of telling which family we're
on?  I ask since I'm preparing to add DDR3 support to am33xx and I'd
like to switch it over to the common emif framework as well.

-- 
Tom

  reply	other threads:[~2012-05-22 14:41 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-22 10:03 [U-Boot] [PATCH 0/7] OMAP5: Add support for OMAP5432 SOC Lokesh Vutla
2012-05-22 10:03 ` [U-Boot] [PATCH 1/7] OMAP5: Adding correct Control id code for OMAP5430 Lokesh Vutla
2012-05-22 10:24   ` R, Sricharan
2012-05-22 10:03 ` [U-Boot] [PATCH 2/7] OMAP5: ADD chip detection for OMAP5432 SOC Lokesh Vutla
2012-05-22 10:03 ` [U-Boot] [PATCH 3/7] OMAP5: Configure the io settings for omap5432 uevm board Lokesh Vutla
2012-05-22 10:03 ` [U-Boot] [PATCH 4/7] OMAP5: ADD precalculated timings for ddr3 Lokesh Vutla
2012-05-22 10:31   ` R, Sricharan
2012-05-22 10:03 ` [U-Boot] [PATCH 5/7] OMAP5: EMIF: Add support for DDR3 device Lokesh Vutla
2012-05-22 14:41   ` Tom Rini [this message]
2012-05-22 14:58     ` R, Sricharan
2012-05-22 15:18       ` Tom Rini
2012-05-22 15:27         ` R, Sricharan
2012-05-22 15:39           ` Tom Rini
2012-05-23 12:22             ` R, Sricharan
2012-05-23 16:55               ` Tom Rini
2012-05-24  6:45                 ` R, Sricharan
2012-05-24 13:46                   ` Tom Rini
2012-05-22 10:03 ` [U-Boot] [PATCH 6/7] OMAP5: DPLL core lock for OMAP5432 Lokesh Vutla
2012-05-22 10:36   ` R, Sricharan
2012-05-22 10:03 ` [U-Boot] [PATCH 7/7] OMAP5: Change voltages for omap5432 Lokesh Vutla
2012-05-25 15:04 ` [U-Boot] [PATCH 0/7] OMAP5: Add support for OMAP5432 SOC Tom Rini

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