diff options
Diffstat (limited to 'board/mx1ads/lowlevel_init.S')
| -rw-r--r-- | board/mx1ads/lowlevel_init.S | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/board/mx1ads/lowlevel_init.S b/board/mx1ads/lowlevel_init.S deleted file mode 100644 index d1e472a..0000000 --- a/board/mx1ads/lowlevel_init.S +++ /dev/null @@ -1,68 +0,0 @@ -/* - * board/mx1ads/lowlevel_init.S - * - * (c) Copyright 2004 - * Techware Information Technology, Inc. - * http://www.techware.com.tw/ - * - * Ming-Len Wu <minglen_wu@techware.com.tw> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -#include <version.h> - -#define SDCTL0 0x221000 -#define SDCTL1 0x221004 - - -_TEXT_BASE: - .word CONFIG_SYS_TEXT_BASE - -.globl lowlevel_init -lowlevel_init: -/* memory controller init */ - - ldr r1, =SDCTL0 - -/* Set Precharge Command */ - - ldr r3, =0x92120200 -/* ldr r3, =0x92120251 -*/ - str r3, [r1] - -/* Issue Precharge All Commad */ - ldr r3, =0x8200000 - ldr r2, [r3] - -/* Set AutoRefresh Command */ - ldr r3, =0xA2120200 - str r3, [r1] - -/* Issue AutoRefresh Command */ - ldr r3, =0x8000000 - ldr r2, [r3] - ldr r2, [r3] - ldr r2, [r3] - ldr r2, [r3] - ldr r2, [r3] - ldr r2, [r3] - ldr r2, [r3] - ldr r2, [r3] - -/* Set Mode Register */ - ldr r3, =0xB2120200 - str r3, [r1] - -/* Issue Mode Register Command */ - ldr r3, =0x08111800 /* Mode Register Value */ - ldr r2, [r3] - -/* Set Normal Mode */ - ldr r3, =0x82124200 - str r3, [r1] - -/* everything is fine now */ - mov pc, lr |