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tools: mkimage: Add support for i.MXRT FlexSPI Header

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Modify imx8m Flex SPI Configuration Block to work with imxrt.
Add more Flex SPI configuration options to Kconfig.

Signed-off-by: Jesse Taube <Mr.Bossman075@gmail.com>
Tested-by:  Adam Ford <aford173@gmail.com> #imx8mn-beacon
This commit is contained in:
Jesse Taube 2024-01-23 21:15:16 -05:00 • committed by Fabio Estevam
parent 9425977c47
commit b0adbd6f8e
4 changed files with 143 additions and 38 deletions
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77
tools/imximage.c
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@ -908,6 +908,64 @@ int imximage_check_params(struct image_tool_params *params)
(params->xflag) || !(strlen(params->imagename));
}
#ifdef CONFIG_FSPI_CONF_HEADER
static void generate_fspi_header(int ifd)
{
int i = 0;
char *val;
char lut_str[] = CONFIG_LUT_SEQUENCE;
fspi_conf fspi_conf_data = {
.tag = {0x46, 0x43, 0x46, 0x42},
.version = {0x00, 0x00, 0x01, 0x56},
.reserved_1 = {0x00, 0x00, 0x00, 0x00},
.read_sample = CONFIG_READ_CLK_SOURCE,
.datahold = 0x03,
.datasetup = 0x03,
.coladdrwidth = CONFIG_FSPI_COL_ADDR_W,
.devcfgenable = 0x00,
.deviceModeType = 0x00,
.waitTimeCfgCommands = 0x0000,
.devmodeseq = {0x00, 0x00, 0x00, 0x00},
.devmodearg = 0x00000000,
.cmd_enable = 0x00,
.configModeType = {0x00},
.cmd_seq = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.cmd_arg = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.controllermisc = cpu_to_le32(CONFIG_FSPI_CONTROLLER_MISC),
.dev_type = CONFIG_DEVICE_TYPE,
.sflash_pad = CONFIG_FLASH_PAD_TYPE,
.serial_clk = CONFIG_SERIAL_CLK_FREQUENCY,
.lut_custom = CONFIG_LUT_CUSTOM_SEQUENCE,
.reserved_2 = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
.sflashA1 = cpu_to_le32(CONFIG_FSPI_FLASH_A1_SIZE),
.sflashA2 = 0x00000000,
.sflashB1 = 0x00000000,
.sflashB2 = 0x00000000,
.cspadover = 0x00000000,
.sclkpadover = 0x00000000,
.datapadover = 0x00000000,
.dqspadover = 0x00000000,
.timeout = 0x00000000,
.commandInt = 0x00000000,
.datavalid = {0x0000, 0x0000},
.busyoffset = 0x0000,
.busybitpolarity = 0x0000,
.lutCustomSeq = {0x00},
.reserved_3 = {0x00}
};
for (val = strtok(lut_str, ","); val; val = strtok(NULL, ","))
fspi_conf_data.lut[i++] = strtoul(val, NULL, 16);
lseek(ifd, 0, SEEK_CUR);
if (write(ifd, &fspi_conf_data, sizeof(fspi_conf_data)) == -1)
exit(EXIT_FAILURE);
}
#endif
static int imximage_generate(struct image_tool_params *params,
struct image_type_params *tparams)
{
@ -917,6 +975,11 @@ static int imximage_generate(struct image_tool_params *params,
char *datafile = params->datafile;
uint32_t pad_len, header_size;
#ifdef CONFIG_FSPI_CONF_HEADER
int fspi_fd;
char *fspi;
#endif
memset(&imximage_header, 0, sizeof(imximage_header));
/*
@ -977,6 +1040,20 @@ static int imximage_generate(struct image_tool_params *params,
pad_len = ROUND(sbuf.st_size, 4096) - sbuf.st_size;
#ifdef CONFIG_FSPI_CONF_HEADER
fspi = CONFIG_FSPI_CONF_FILE;
fspi_fd = open(fspi, O_RDWR | O_CREAT, S_IRWXU);
if (fspi_fd < 0) {
fprintf(stderr, "Can't open %s: %s\n",
fspi, strerror(errno));
exit(EXIT_FAILURE);
}
generate_fspi_header(fspi_fd);
close(fspi_fd);
#endif
return pad_len;
}