plugin.S
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/*
* Copyright (C) 2015-2016 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
/* DDR script */
.macro imx7d_ddrphy_latency_setting
ldr r2, =ANATOP_BASE_ADDR
ldr r3, [r2, #0x800]
and r3, r3, #0xFF
cmp r3, #0x11
bne NO_DELAY
/*TO 1.1*/
ldr r1, =0x00000dee
str r1, [r0, #0x9c]
ldr r1, =0x18181818
str r1, [r0, #0x7c]
ldr r1, =0x18181818
str r1, [r0, #0x80]
ldr r1, =0x40401818
str r1, [r0, #0x84]
ldr r1, =0x00000040
str r1, [r0, #0x88]
ldr r1, =0x40404040
str r1, [r0, #0x6c]
b TUNE_END
NO_DELAY:
/*TO 1.0*/
ldr r1, =0x00000d6e
str r1, [r0, #0x9c]
TUNE_END:
.endm
.macro imx7d_ddr_freq_setting
ldr r2, =ANATOP_BASE_ADDR
ldr r3, [r2, #0x800]
and r3, r3, #0xFF
cmp r3, #0x11
bne FREQ_DEFAULT_533
/* Change to 400Mhz for TO1.1 */
ldr r0, =ANATOP_BASE_ADDR
ldr r1, =0x70
ldr r2, =0x00703021
str r2, [r0, r1]
ldr r1, =0x90
ldr r2, =0x0
str r2, [r0, r1]
ldr r1, =0x70
ldr r2, =0x00603021
str r2, [r0, r1]
ldr r3, =0x80000000
wait_lock:
ldr r2, [r0, r1]
and r2, r3
cmp r2, r3
bne wait_lock
ldr r0, =CCM_BASE_ADDR
ldr r1, =0x9880
ldr r2, =0x1
str r2, [r0, r1]
FREQ_DEFAULT_533:
.endm
.macro imx7d_12x12_ddr3_arm2_ddr_setting
imx7d_ddr_freq_setting
/* Configure ocram_epdc */
ldr r0, =IOMUXC_GPR_BASE_ADDR
ldr r1, =0x4f400005
str r1, [r0, #0x4]
ldr r0, =SRC_BASE_ADDR
ldr r1, =0x2
ldr r2, =0x1000
str r1, [r0, r2]
ldr r0, =DDRC_IPS_BASE_ADDR
ldr r1, =0x03040001
str r1, [r0]
ldr r1, =0x80400003
str r1, [r0, #0x1a0]
ldr r1, =0x00100020
str r1, [r0, #0x1a4]
ldr r1, =0x80100004
str r1, [r0, #0x1a8]
ldr r1, =0x0040005e
str r1, [r0, #0x64]
ldr r1, =0x1
str r1, [r0, #0x490]
ldr r1, =0x00020001
str r1, [r0, #0xd0]
ldr r1, =0x00010000
str r1, [r0, #0xd4]
ldr r1, =0x09300004
str r1, [r0, #0xdc]
ldr r1, =0x04080000
str r1, [r0, #0xe0]
ldr r1, =0x00090004
str r1, [r0, #0xe4]
ldr r1, =0x33f
str r1, [r0, #0xf4]
ldr r1, =0x0908120a
str r1, [r0, #0x100]
ldr r1, =0x0002020e
str r1, [r0, #0x104]
ldr r1, =0x03040407
str r1, [r0, #0x108]
ldr r1, =0x00002006
str r1, [r0, #0x10c]
ldr r1, =0x04020204
str r1, [r0, #0x110]
ldr r1, =0x03030202
str r1, [r0, #0x114]
ldr r1, =0x03030803
str r1, [r0, #0x120]
ldr r1, =0x00800020
str r1, [r0, #0x180]
ldr r1, =0x02098204
str r1, [r0, #0x190]
ldr r1, =0x00030303
str r1, [r0, #0x194]
ldr r1, =0x00000016
str r1, [r0, #0x200]
ldr r1, =0x00171717
str r1, [r0, #0x204]
ldr r1, =0x04040404
str r1, [r0, #0x214]
ldr r1, =0x00040404
str r1, [r0, #0x218]
ldr r1, =0x06000601
str r1, [r0, #0x240]
ldr r1, =0x00001323
str r1, [r0, #0x244]
ldr r0, =SRC_BASE_ADDR
mov r1, #0x0
ldr r2, =0x1000
str r1, [r0, r2]
ldr r0, =DDRPHY_IPS_BASE_ADDR
ldr r1, =0x17420f40
str r1, [r0]
ldr r1, =0x10210100
str r1, [r0, #0x4]
ldr r1, =0x00060807
str r1, [r0, #0x10]
imx7d_ddrphy_latency_setting
ldr r1, =0x08080808
str r1, [r0, #0x20]
ldr r1, =0x08080808
str r1, [r0, #0x30]
ldr r1, =0x01000010
str r1, [r0, #0x50]
ldr r1, =0x0e407304
str r1, [r0, #0xc0]
ldr r1, =0x0e447304
str r1, [r0, #0xc0]
ldr r1, =0x0e447306
str r1, [r0, #0xc0]
wait_zq:
ldr r1, [r0, #0xc4]
tst r1, #0x1
beq wait_zq
ldr r1, =0x0e447304
str r1, [r0, #0xc0]
ldr r1, =0x0e407304
str r1, [r0, #0xc0]
ldr r0, =CCM_BASE_ADDR
mov r1, #0x0
ldr r2, =0x4130
str r1, [r0, r2]
ldr r0, =IOMUXC_GPR_BASE_ADDR
mov r1, #0x178
str r1, [r0, #0x20]
ldr r0, =CCM_BASE_ADDR
mov r1, #0x2
ldr r2, =0x4130
str r1, [r0, r2]
ldr r0, =DDRPHY_IPS_BASE_ADDR
ldr r1, =0x0000000f
str r1, [r0, #0x18]
ldr r0, =DDRC_IPS_BASE_ADDR
wait_stat:
ldr r1, [r0, #0x4]
tst r1, #0x1
beq wait_stat
.endm
.macro imx7_clock_gating
.endm
.macro imx7_qos_setting
.endm
.macro imx7_ddr_setting
imx7d_12x12_ddr3_arm2_ddr_setting
.endm
/* include the common plugin code here */
#include <asm/arch/mx7_plugin.S>