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authorTom Rini <trini@ti.com>2013-11-07 11:42:57 -0500
committerTom Rini <trini@ti.com>2013-12-04 08:11:45 -0500
commit39245c8699c68f85a5aaa3153d954370920d09c0 (patch)
treef402a009ddf3ddbbe9b7732b1a6b8f87e7bb478d /board/siemens/rut/board.c
parent340e6c830053846d48ba97a73adfac3f5cadfd7e (diff)
am33xx: Stop modifying certain EMIF4D registers
Based on the definitive guide to EMIF configuration[1] certain registers that we have been modifying (and are documented registers) should be left in their reset values rather than modified. This has been tested on AM335x GP EVM and Beaglebone White. [1]: http://processors.wiki.ti.com/index.php/AM335x_EMIF_Configuration_tips Cc: Enric Balletbo i Serra <eballetbo@iseebcn.com> Cc: Javier Martinez Canillas <javier@dowhile0.org> Cc: Heiko Schocher <hs@denx.de> Cc: Lars Poeschel <poeschel@lemonage.de> Signed-off-by: Tom Rini <trini@ti.com> Tested-by: Matt Porter <matt.porter@linaro.org>
Diffstat (limited to 'board/siemens/rut/board.c')
-rw-r--r--board/siemens/rut/board.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/board/siemens/rut/board.c b/board/siemens/rut/board.c
index 0cf17ef5b6..77592dbba8 100644
--- a/board/siemens/rut/board.c
+++ b/board/siemens/rut/board.c
@@ -63,19 +63,14 @@ struct ddr_data rut_ddr3_data = {
.datawdsratio0 = 0x85,
.datafwsratio0 = 0x100,
.datawrsratio0 = 0xc1,
- .datauserank0delay = 1,
- .datadldiff0 = PHY_DLL_LOCK_DIFF,
};
struct cmd_control rut_ddr3_cmd_ctrl_data = {
.cmd0csratio = 0x40,
- .cmd0dldiff = 0,
.cmd0iclkout = 1,
.cmd1csratio = 0x40,
- .cmd1dldiff = 0,
.cmd1iclkout = 1,
.cmd2csratio = 0x40,
- .cmd2dldiff = 0,
.cmd2iclkout = 1,
};