diff options
| -rw-r--r-- | board/freescale/mx7ulp_evk/Makefile | 4 | ||||
| -rw-r--r-- | board/freescale/mx7ulp_evk/imximage.cfg | 3 | ||||
| -rw-r--r-- | board/freescale/mx7ulp_evk/plugin.S | 224 | ||||
| -rw-r--r-- | include/configs/mx7ulp_evk.h | 3 |
4 files changed, 232 insertions, 2 deletions
diff --git a/board/freescale/mx7ulp_evk/Makefile b/board/freescale/mx7ulp_evk/Makefile index c92c21e..5e19eb4 100644 --- a/board/freescale/mx7ulp_evk/Makefile +++ b/board/freescale/mx7ulp_evk/Makefile @@ -4,3 +4,7 @@ # obj-y := mx7ulp_evk.o + +extra-$(CONFIG_USE_PLUGIN) := plugin.bin +$(obj)/plugin.bin: $(obj)/plugin.o + $(OBJCOPY) -O binary --gap-fill 0xff $< $@ diff --git a/board/freescale/mx7ulp_evk/imximage.cfg b/board/freescale/mx7ulp_evk/imximage.cfg index 2064630..090e4a1 100644 --- a/board/freescale/mx7ulp_evk/imximage.cfg +++ b/board/freescale/mx7ulp_evk/imximage.cfg @@ -25,8 +25,7 @@ BOOT_FROM sd #ifdef CONFIG_USE_PLUGIN /*PLUGIN plugin-binary-file IRAM_FREE_START_ADDR*/ -/*PLUGIN board/freescale/mx7ulp_evk/plugin.bin 0x00910000*/ -#error "PLUGIN not supported yet" +PLUGIN board/freescale/mx7ulp_evk/plugin.bin 0x2F020000 #else #ifdef CONFIG_SECURE_BOOT diff --git a/board/freescale/mx7ulp_evk/plugin.S b/board/freescale/mx7ulp_evk/plugin.S new file mode 100644 index 0000000..9eab365 --- /dev/null +++ b/board/freescale/mx7ulp_evk/plugin.S @@ -0,0 +1,224 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <config.h> + +.macro imx7ulp_ddr_freq_decrease + ldr r2, =0x403f0000 + ldr r3, =0x00000000 + str r3, [r2, #0xdc] + + ldr r2, =0x403e0000 + ldr r3, =0x01000020 + str r3, [r2, #0x40] + ldr r3, =0x01000000 + str r3, [r2, #0x500] + ldr r3, =0x80808080 + str r3, [r2, #0x50c] + ldr r3, =0x00140000 + str r3, [r2, #0x508] + ldr r3, =0x00000004 + str r3, [r2, #0x510] + ldr r3, =0x00000002 + str r3, [r2, #0x514] + ldr r3, =0x00000001 + str r3, [r2, #0x500] + + ldr r3, =0x01000000 +wait1: + ldr r4, [r2, #0x500] + and r4, r3 + cmp r4, r3 + bne wait1 + + ldr r3, =0x8080801E + str r3, [r2, #0x50c] + + ldr r3, =0x00000040 +wait2: + ldr r4, [r2, #0x50c] + and r4, r3 + cmp r4, r3 + bne wait2 + + ldr r3, =0x00000001 + str r3, [r2, #0x30] + ldr r3, =0x11000020 + str r3, [r2, #0x40] + + ldr r2, =0x403f0000 + ldr r3, =0x42000000 + str r3, [r2, #0xdc] + +.endm + +.macro imx7ulp_evk_ddr_setting + + imx7ulp_ddr_freq_decrease + + /* Enable MMDC PCC clock */ + ldr r2, =0x40b30000 + ldr r3, =0x40000000 + str r3, [r2, #0xac] + + /* Configure DDR pad */ + ldr r0, =0x40ad0000 + ldr r1, =0x00040000 + str r1, [r0, #0x128] + ldr r1, =0x0 + str r1, [r0, #0xf8] + ldr r1, =0x00000180 + str r1, [r0, #0xd8] + ldr r1, =0x00000180 + str r1, [r0, #0x108] + ldr r1, =0x00000180 + str r1, [r0, #0x104] + ldr r1, =0x00010000 + str r1, [r0, #0x124] + ldr r1, =0x0000018C + str r1, [r0, #0x80] + ldr r1, =0x0000018C + str r1, [r0, #0x84] + ldr r1, =0x0000018C + str r1, [r0, #0x88] + ldr r1, =0x0000018C + str r1, [r0, #0x8c] + + ldr r1, =0x00010000 + str r1, [r0, #0x120] + ldr r1, =0x00000180 + str r1, [r0, #0x10c] + ldr r1, =0x00000180 + str r1, [r0, #0x110] + ldr r1, =0x00000180 + str r1, [r0, #0x114] + ldr r1, =0x00000180 + str r1, [r0, #0x118] + ldr r1, =0x00000180 + str r1, [r0, #0x90] + ldr r1, =0x00000180 + str r1, [r0, #0x94] + ldr r1, =0x00000180 + str r1, [r0, #0x98] + ldr r1, =0x00000180 + str r1, [r0, #0x9c] + ldr r1, =0x00040000 + str r1, [r0, #0xe0] + ldr r1, =0x00040000 + str r1, [r0, #0xe4] + + ldr r0, =0x40ab0000 + ldr r1, =0x00008000 + str r1, [r0, #0x1c] + ldr r1, =0xA1390003 + str r1, [r0, #0x800] + ldr r1, =0x0D3900A0 + str r1, [r0, #0x85c] + ldr r1, =0x00400000 + str r1, [r0, #0x890] + + ldr r1, =0x40404040 + str r1, [r0, #0x848] + ldr r1, =0x40404040 + str r1, [r0, #0x850] + ldr r1, =0x33333333 + str r1, [r0, #0x81c] + ldr r1, =0x33333333 + str r1, [r0, #0x820] + ldr r1, =0x33333333 + str r1, [r0, #0x824] + ldr r1, =0x33333333 + str r1, [r0, #0x828] + + ldr r1, =0xf3333333 + str r1, [r0, #0x82c] + ldr r1, =0xf3333333 + str r1, [r0, #0x830] + ldr r1, =0xf3333333 + str r1, [r0, #0x834] + ldr r1, =0xf3333333 + str r1, [r0, #0x838] + + ldr r1, =0x24922492 + str r1, [r0, #0x8c0] + ldr r1, =0x00000800 + str r1, [r0, #0x8b8] + + ldr r1, =0x00020052 + str r1, [r0, #0x4] + ldr r1, =0x292C42F3 + str r1, [r0, #0xc] + ldr r1, =0x00100A22 + str r1, [r0, #0x10] + ldr r1, =0x00120556 + str r1, [r0, #0x38] + ldr r1, =0x00C700DB + str r1, [r0, #0x14] + ldr r1, =0x00211718 + str r1, [r0, #0x18] + + ldr r1, =0x0F9F26D2 + str r1, [r0, #0x2c] + ldr r1, =0x009F0E10 + str r1, [r0, #0x30] + ldr r1, =0x0000003F + str r1, [r0, #0x40] + ldr r1, =0xC3190000 + str r1, [r0, #0x0] + + ldr r1, =0x00008050 + str r1, [r0, #0x1c] + ldr r1, =0x00008058 + str r1, [r0, #0x1c] + ldr r1, =0x003F8030 + str r1, [r0, #0x1c] + ldr r1, =0x003F8038 + str r1, [r0, #0x1c] + ldr r1, =0xFF0A8030 + str r1, [r0, #0x1c] + ldr r1, =0xFF0A8038 + str r1, [r0, #0x1c] + ldr r1, =0x04028030 + str r1, [r0, #0x1c] + ldr r1, =0x04028038 + str r1, [r0, #0x1c] + ldr r1, =0x83018030 + str r1, [r0, #0x1c] + ldr r1, =0x83018038 + str r1, [r0, #0x1c] + ldr r1, =0x01038030 + str r1, [r0, #0x1c] + ldr r1, =0x01038038 + str r1, [r0, #0x1c] + + ldr r1, =0x20000000 + str r1, [r0, #0x83c] + + ldr r1, =0x00001800 + str r1, [r0, #0x20] + ldr r1, =0xA1310000 + str r1, [r0, #0x800] + ldr r1, =0x00020052 + str r1, [r0, #0x4] + ldr r1, =0x00011006 + str r1, [r0, #0x404] + ldr r1, =0x00000000 + str r1, [r0, #0x1c] + +.endm + +.macro imx7ulp_clock_gating +.endm + +.macro imx7ulp_qos_setting +.endm + +.macro imx7ulp_ddr_setting + imx7ulp_evk_ddr_setting +.endm + +/* include the common plugin code here */ +#include <asm/arch/mx7ulp_plugin.S> diff --git a/include/configs/mx7ulp_evk.h b/include/configs/mx7ulp_evk.h index e2c41b6..ab9a4af 100644 --- a/include/configs/mx7ulp_evk.h +++ b/include/configs/mx7ulp_evk.h @@ -12,6 +12,9 @@ #include <linux/sizes.h> #include <asm/arch/imx-regs.h> +/*Uncomment it to use plugin boot*/ +/*#define CONFIG_USE_PLUGIN*/ + #define CONFIG_SYS_VSNPRINTF #define CONFIG_BOARD_POSTCLK_INIT #define CONFIG_IMX_FIXED_IVT_OFFSET |