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configs/imxrt1050-evk/src: Add support for on-board NOR FLASH boot.

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This commit is contained in:
Ivan Ucherdzhiev 2018-05-21 06:23:07 -06:00 committed by Gregory Nutt
parent 5e479f31ba
commit f837f2231f
3 changed files with 135 additions and 4 deletions
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13
configs/imxrt1050-evk/Kconfig
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@ -4,4 +4,17 @@
#
if ARCH_BOARD_IMXRT1050_EVK
choice
prompt "Boot Flash"
default IMXRT1050_EVK_HYPER_FLASH
config IMXRT1050_EVK_HYPER_FLASH
bool "HYPER Flash"
config IMXRT1050_EVK_NOR_FLASH
bool "Serial NOR Flash"
endchoice # Boot Flash
endif

2
configs/imxrt1050-evk/scripts/flash-ocram.ld
View File

@ -45,7 +45,7 @@ MEMORY
OUTPUT_ARCH(arm)
EXTERN(_vectors)
EXTERN(hyperflash_config)
EXTERN(flash_config)
EXTERN(image_vector_table)
EXTERN(boot_data)

124
configs/imxrt1050-evk/src/imxrt_flexspi_nor_flash.c
View File

@ -37,16 +37,18 @@
* Included Files
******************************************************************************/
#include "imxrt_flexspi_nor_flash.h"
/*******************************************************************************
* Public Data
******************************************************************************/
#if defined (CONFIG_IMXRT1050_EVK_HYPER_FLASH)
__attribute__((section(".boot_hdr.conf")))
const struct flexspi_nor_config_s hyperflash_config =
const struct flexspi_nor_config_s flash_config =
{
.mem_config =
.mem_config =
{
.tag = FLEXSPI_CFG_BLK_TAG,
.version = FLEXSPI_CFG_BLK_VERSION,
@ -55,7 +57,7 @@ const struct flexspi_nor_config_s hyperflash_config =
.cs_setup_time = 3u,
.column_address_width = 3u,
/* Enable DDR mode, Wordaddassable, Safe configuration, Differential clock */
/* Enable DDR mode, Word addassable, Safe configuration, Differential clock */
.controller_misc_option = (1u << FLEXSPIMISC_OFFSET_DDR_MODE_EN) |
(1u << FLEXSPIMISC_OFFSET_WORD_ADDRESSABLE_EN) |
@ -79,3 +81,119 @@ const struct flexspi_nor_config_s hyperflash_config =
.blocksize = 256u * 1024u,
.is_uniform_blocksize = 1,
};
#elif defined (CONFIG_IMXRT1050_EVK_NOR_FLASH)
__attribute__((section(".boot_hdr.conf")))
const struct flexspi_nor_config_s flash_config =
{
.mem_config =
{
.tag = FLEXSPI_CFG_BLK_TAG,
.version = FLEXSPI_CFG_BLK_VERSION,
.read_sample_clksrc = FLASH_READ_SAMPLE_CLK_LOOPBACK_FROM_SCKPAD,
.cs_hold_time = 3u,
.cs_setup_time = 3u,
.column_address_width = 0u,
.device_type = FLEXSPI_DEVICE_TYPE_SERIAL_NOR,
.sflash_pad_type = SERIAL_FLASH_4PADS,
.serial_clk_freq = FLEXSPI_SERIAL_CLKFREQ_60MHz,
.sflash_a1size = 8u * 1024u * 1024u,
.data_valid_time = {16u, 16u},
.lookup_table =
{
/* LUTs */
/* 0 Fast read Quad IO DTR Mode Operation in SPI Mode (normal read)*/
FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0xED, RADDR_DDR, FLEXSPI_4PAD, 0x18),
FLEXSPI_LUT_SEQ(DUMMY_DDR, FLEXSPI_4PAD, 0x0C, READ_DDR, FLEXSPI_4PAD, 0x08),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
/* 1 Read Status */
FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x05, READ_SDR, FLEXSPI_1PAD, 0x1),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
/* 2 */
0x00000000,
0x00000000,
0x00000000,
0x00000000,
/* 3 */
FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x06, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
/* 4 */
0x00000000,
0x00000000,
0x00000000,
0x00000000,
/* 5 Erase Sector */
FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0xD7, RADDR_SDR, FLEXSPI_1PAD, 0x18),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
/* 6 */
0x00000000,
0x00000000,
0x00000000,
0x00000000,
/* 7 */
0x00000000,
0x00000000,
0x00000000,
0x00000000,
/* 8 */
0x00000000,
0x00000000,
0x00000000,
0x00000000,
/* 9 Page Program */
FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x02, RADDR_SDR, FLEXSPI_1PAD, 0x18),
FLEXSPI_LUT_SEQ(WRITE_SDR, FLEXSPI_1PAD, 0x8, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
/* 10 */
0x00000000,
0x00000000,
0x00000000,
0x00000000,
/* 11 Chip Erase */
FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0xC7, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
FLEXSPI_LUT_SEQ(STOP, FLEXSPI_1PAD, 0x0, STOP, FLEXSPI_1PAD, 0x0),
},
},
.page_size = 256u,
.sector_size = 4u * 1024u,
.blocksize = 32u * 1024u,
.is_uniform_blocksize = false,
};
#else
# error Boot Flash type not chosen!
#endif