diff options
Diffstat (limited to 'board/freescale/mx7dsabresd/plugin.S')
| -rw-r--r-- | board/freescale/mx7dsabresd/plugin.S | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/board/freescale/mx7dsabresd/plugin.S b/board/freescale/mx7dsabresd/plugin.S new file mode 100644 index 0000000..2dce883 --- /dev/null +++ b/board/freescale/mx7dsabresd/plugin.S @@ -0,0 +1,227 @@ +/* + * Copyright (C) 2014-2016 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_sabresd_ddr_setting + imx7d_ddr_freq_setting + + /* Configure ocram_epdc */ + ldr r0, =IOMUXC_GPR_BASE_ADDR + ldr r1, =0x4f400005 + str r1, [r0, #0x4] + + /* clear/set bit30 of SNVS_MISC_CTRL to ensure exit from ddr retention */ + ldr r0, =ANATOP_BASE_ADDR + ldr r1, =(0x1 << 30) + str r1, [r0, #0x388] + str r1, [r0, #0x384] + + ldr r0, =SRC_BASE_ADDR + ldr r1, =0x2 + ldr r2, =0x1000 + str r1, [r0, r2] + + ldr r0, =DDRC_IPS_BASE_ADDR + ldr r1, =0x01040001 + 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, =0x00400046 + str r1, [r0, #0x64] + ldr r1, =0x1 + str r1, [r0, #0x490] + ldr r1, =0x00020001 + str r1, [r0, #0xd0] + ldr r1, =0x00690000 + str r1, [r0, #0xd4] + ldr r1, =0x09300004 + str r1, [r0, #0xdc] + ldr r1, =0x04080000 + str r1, [r0, #0xe0] + ldr r1, =0x00100004 + str r1, [r0, #0xe4] + ldr r1, =0x33f + str r1, [r0, #0xf4] + ldr r1, =0x09081109 + str r1, [r0, #0x100] + ldr r1, =0x0007020d + str r1, [r0, #0x104] + ldr r1, =0x03040407 + str r1, [r0, #0x108] + ldr r1, =0x00002006 + str r1, [r0, #0x10c] + ldr r1, =0x04020205 + str r1, [r0, #0x110] + ldr r1, =0x03030202 + str r1, [r0, #0x114] + ldr r1, =0x00000803 + str r1, [r0, #0x120] + ldr r1, =0x00800020 + str r1, [r0, #0x180] + ldr r1, =0x02000100 + str r1, [r0, #0x184] + 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, =0x0f040404 + str r1, [r0, #0x218] + + ldr r1, =0x06000604 + str r1, [r0, #0x240] + ldr r1, =0x00000001 + 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] + ldr r1, =0x1010007e + str r1, [r0, #0xb0] + 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_sabresd_ddr_setting +.endm + +/* include the common plugin code here */ +#include <asm/arch/mx7_plugin.S> |