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Diffstat (limited to 'board/faraday/a320evb/lowlevel_init.S')
-rw-r--r--board/faraday/a320evb/lowlevel_init.S106
1 files changed, 0 insertions, 106 deletions
diff --git a/board/faraday/a320evb/lowlevel_init.S b/board/faraday/a320evb/lowlevel_init.S
deleted file mode 100644
index d366260..0000000
--- a/board/faraday/a320evb/lowlevel_init.S
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * (C) Copyright 2009 Faraday Technology
- * Po-Yu Chuang <ratbert@faraday-tech.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <config.h>
-#include <version.h>
-
-#include <asm/macro.h>
-#include <faraday/ftsdmc020.h>
-
-/*
- * parameters for the SDRAM controller
- */
-#define TP0_A (CONFIG_FTSDMC020_BASE + FTSDMC020_OFFSET_TP0)
-#define TP1_A (CONFIG_FTSDMC020_BASE + FTSDMC020_OFFSET_TP1)
-#define CR_A (CONFIG_FTSDMC020_BASE + FTSDMC020_OFFSET_CR)
-#define B0_BSR_A (CONFIG_FTSDMC020_BASE + FTSDMC020_OFFSET_BANK0_BSR)
-#define ACR_A (CONFIG_FTSDMC020_BASE + FTSDMC020_OFFSET_ACR)
-
-#define TP0_D CONFIG_SYS_FTSDMC020_TP0
-#define TP1_D CONFIG_SYS_FTSDMC020_TP1
-#define CR_D1 FTSDMC020_CR_IPREC
-#define CR_D2 FTSDMC020_CR_ISMR
-#define CR_D3 FTSDMC020_CR_IREF
-
-#define B0_BSR_D (CONFIG_SYS_FTSDMC020_BANK0_BSR | \
- FTSDMC020_BANK_BASE(PHYS_SDRAM_1))
-#define ACR_D FTSDMC020_ACR_TOC(0x18)
-
-/*
- * numeric 7 segment display
- */
-.macro led, num
- write32 CONFIG_DEBUG_LED, \num
-.endm
-
-/*
- * Waiting for SDRAM to set up
- */
-.macro wait_sdram
- ldr r0, =CONFIG_FTSDMC020_BASE
-1:
- ldr r1, [r0, #FTSDMC020_OFFSET_CR]
- cmp r1, #0
- bne 1b
-.endm
-
-.globl lowlevel_init
-lowlevel_init:
- mov r11, lr
-
- led 0x0
-
- bl init_sdmc
-
- led 0x1
-
- /* everything is fine now */
- mov lr, r11
- mov pc, lr
-
-/*
- * memory initialization
- */
-init_sdmc:
- led 0x10
-
- /* set SDRAM register */
-
- write32 TP0_A, TP0_D
- led 0x11
-
- write32 TP1_A, TP1_D
- led 0x12
-
- /* set to precharge */
- write32 CR_A, CR_D1
- led 0x13
-
- wait_sdram
- led 0x14
-
- /* set mode register */
- write32 CR_A, CR_D2
- led 0x15
-
- wait_sdram
- led 0x16
-
- /* set to refresh */
- write32 CR_A, CR_D3
- led 0x17
-
- wait_sdram
- led 0x18
-
- write32 B0_BSR_A, B0_BSR_D
- led 0x19
-
- write32 ACR_A, ACR_D
- led 0x1a
-
- mov pc, lr