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-rw-r--r--board/syteco/jadecpu/lowlevel_init.S249
1 files changed, 0 insertions, 249 deletions
diff --git a/board/syteco/jadecpu/lowlevel_init.S b/board/syteco/jadecpu/lowlevel_init.S
deleted file mode 100644
index 9568cec..0000000
--- a/board/syteco/jadecpu/lowlevel_init.S
+++ /dev/null
@@ -1,249 +0,0 @@
-/*
- * Board specific setup info
- *
- * (C) Copyright 2007, mycable GmbH
- * Carsten Schneider <cs@mycable.de>, Alexander Bigga <ab@mycable.de>
- *
- * (C) Copyright 2003, ARM Ltd.
- * Philippe Robin, <philippe.robin@arm.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <config.h>
-#include <version.h>
-#include <asm/macro.h>
-#include <asm/arch/mb86r0x.h>
-#include <generated/asm-offsets.h>
-
-/* Set up the platform, once the cpu has been initialized */
-.globl lowlevel_init
-lowlevel_init:
-/*
- * Initialize Clock Reset Generator (CRG)
- */
-
- ldr r0, =MB86R0x_CRG_BASE
-
- /* Not change the initial value that is set by external pin.*/
-WAIT_PLL:
- ldr r2, [r0, #CRG_CRPR] /* Wait for PLLREADY */
- tst r2, #MB86R0x_CRG_CRPR_PLLRDY
- beq WAIT_PLL
-
- /* Set clock gate control */
- ldr r1, =CONFIG_SYS_CRG_CRHA_INIT
- str r1, [r0, #CRG_CRHA]
- ldr r1, =CONFIG_SYS_CRG_CRPA_INIT
- str r1, [r0, #CRG_CRPA]
- ldr r1, =CONFIG_SYS_CRG_CRPB_INIT
- str r1, [r0, #CRG_CRPB]
- ldr r1, =CONFIG_SYS_CRG_CRHB_INIT
- str r1, [r0, #CRG_CRHB]
- ldr r1, =CONFIG_SYS_CRG_CRAM_INIT
- str r1, [r0, #CRG_CRAM]
-
-/*
- * Initialize External Bus Interface
- */
- ldr r0, =MB86R0x_MEMC_BASE
-
- ldr r1, =CONFIG_SYS_MEMC_MCFMODE0_INIT
- str r1, [r0, #MEMC_MCFMODE0]
- ldr r1, =CONFIG_SYS_MEMC_MCFMODE2_INIT
- str r1, [r0, #MEMC_MCFMODE2]
- ldr r1, =CONFIG_SYS_MEMC_MCFMODE4_INIT
- str r1, [r0, #MEMC_MCFMODE4]
-
- ldr r1, =CONFIG_SYS_MEMC_MCFTIM0_INIT
- str r1, [r0, #MEMC_MCFTIM0]
- ldr r1, =CONFIG_SYS_MEMC_MCFTIM2_INIT
- str r1, [r0, #MEMC_MCFTIM2]
- ldr r1, =CONFIG_SYS_MEMC_MCFTIM4_INIT
- str r1, [r0, #MEMC_MCFTIM4]
-
- ldr r1, =CONFIG_SYS_MEMC_MCFAREA0_INIT
- str r1, [r0, #MEMC_MCFAREA0]
- ldr r1, =CONFIG_SYS_MEMC_MCFAREA2_INIT
- str r1, [r0, #MEMC_MCFAREA2]
- ldr r1, =CONFIG_SYS_MEMC_MCFAREA4_INIT
- str r1, [r0, #MEMC_MCFAREA4]
-
-/*
- * Initialize DDR2 Controller
- */
-
- /* Wait for PLL LOCK up time or more */
- wait_timer 20
-
- /*
- * (2) Initialize DDRIF
- */
- ldr r0, =MB86R0x_DDR2_BASE
- ldr r1, =CONFIG_SYS_DDR2_DRIMS_INIT
- strh r1, [r0, #DDR2_DRIMS]
-
- /*
- * (3) Wait for 20MCKPs(120nsec) or more
- */
- wait_timer 20
-
- /*
- * (4) IRESET/IUSRRST release
- */
- ldr r0, =MB86R0x_CCNT_BASE
- ldr r1, =CONFIG_SYS_CCNT_CDCRC_INIT_1
- str r1, [r0, #CCNT_CDCRC]
-
- /*
- * (5) Wait for 20MCKPs(120nsec) or more
- */
- wait_timer 20
-
- /*
- * (6) IDLLRST release
- */
- ldr r0, =MB86R0x_CCNT_BASE
- ldr r1, =CONFIG_SYS_CCNT_CDCRC_INIT_2
- str r1, [r0, #CCNT_CDCRC]
-
- /*
- * (7+8) Wait for 200us(=200000ns) or more (DDR2 Spec)
- */
- wait_timer 33536
-
- /*
- * (9) MCKE ON
- */
- ldr r0, =MB86R0x_DDR2_BASE
- ldr r1, =CONFIG_SYS_DDR2_DRIC1_INIT
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_DRIC2_INIT
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =CONFIG_SYS_DDR2_DRCA_INIT
- strh r1, [r0, #DDR2_DRCA]
- ldr r1, =MB86R0x_DDR2_DRCI_INIT
- strh r1, [r0, #DDR2_DRIC]
-
- /*
- * (10) Initialize SDRAM
- */
-
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- wait_timer 67 /* 400ns wait */
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_1
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_1
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_2
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_2
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_3
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_3
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_4
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_4
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_5
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_5
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- wait_timer 200
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_6
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_6
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_7
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_7
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- wait_timer 18 /* 105ns wait */
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_8
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_8
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- wait_timer 200 /* MRS to OCD: 200clock */
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_9
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_9
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC1_10
- strh r1, [r0, #DDR2_DRIC1]
- ldr r1, =CONFIG_SYS_DDR2_INIT_DRIC2_10
- strh r1, [r0, #DDR2_DRIC2]
- ldr r1, =MB86R0x_DDR2_DRCI_CMD
- strh r1, [r0, #DDR2_DRIC]
-
- ldr r1, =CONFIG_SYS_DDR2_DRCM_INIT
- strh r1, [r0, #DDR2_DRCM]
-
- ldr r1, =CONFIG_SYS_DDR2_DRCST1_INIT
- strh r1, [r0, #DDR2_DRCST1]
-
- ldr r1, =CONFIG_SYS_DDR2_DRCST2_INIT
- strh r1, [r0, #DDR2_DRCST2]
-
- ldr r1, =CONFIG_SYS_DDR2_DRCR_INIT
- strh r1, [r0, #DDR2_DRCR]
-
- ldr r1, =CONFIG_SYS_DDR2_DRCF_INIT
- strh r1, [r0, #DDR2_DRCF]
-
- ldr r1, =CONFIG_SYS_DDR2_DRASR_INIT
- strh r1, [r0, #DDR2_DRASR]
-
- /*
- * (11) ODT setting
- */
- ldr r1, =CONFIG_SYS_DDR2_DROBS_INIT
- strh r1, [r0, #DDR2_DROBS]
- ldr r1, =CONFIG_SYS_DDR2_DROABA_INIT
- strh r1, [r0, #DDR2_DROABA]
- ldr r1, =CONFIG_SYS_DDR2_DRIBSODT1_INIT
- strh r1, [r0, #DDR2_DRIBSODT1]
-
- /*
- * (12) Shift to ODTCONT ON (SDRAM side) and DDR2 usual operation mode
- */
- ldr r1, =CONFIG_SYS_DDR2_DROS_INIT
- strh r1, [r0, #DDR2_DROS]
- ldr r1, =MB86R0x_DDR2_DRCI_NORMAL
- strh r1, [r0, #DDR2_DRIC]
-
- mov pc, lr