ppc4xx: Undo Sequoia patch for dynamic EBC speed support of 83MHz

This patch undoes the patch by Jeff Mann with commit-id ada4697d. As
suggested by AMCC it is not recommended to dynamically change the EBC
speed after bootup. So we undo this change to be on the safe side.

Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c
index 870401458e8a2492381710c06922c1ab98cdff11..ba365aea3188e33a5b0f26dc2025206e94746454 100644 (file)
--- a/board/amcc/sequoia/sequoia.c
+++ b/board/amcc/sequoia/sequoia.c
@@ -132,12 +132,6 @@ int board_early_init_f(void)
                (0x80000000 >> (28 + CFG_NAND_CS));
        mtsdr(SDR0_CUST0, sdr0_cust0);
 
-       /* Update EBC speed after booting from i2c bootstrap settings
-        * on newer boards with 33.333 MHZ Clocks
-        */
-       if (in8(CFG_BCSR_BASE + 3) & 0x80)
-               mtcpr(0xe0, 0x02000000);
-
        return 0;
 }