Re: [U-Boot] [PATCH 5/7] OMAP5: EMIF: Add support for DDR3 device

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.