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tools: mkimage: Add support to generate FlexSPI Header for i.MX8m
Add struct with Flex SPI Configuration Block and enable generating fspi header using mkimage. Refer i.MX 8M Mini Application Processor Reference Manual for detailed information about parameters for FlexSPI Configuration block. Signed-off-by: Mamta Shukla <mamta.shukla@leica-geosystems.com> Signed-off-by: Thomas Haemmerle <thomas.haemmerle@leica-geosystems.com> Tested-by: Adam Ford <aford173@gmail.com> Reviewed-by: Fabio Estevam <festevam@denx.de> Reviewed-by: Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>
This commit is contained in:
Mamta Shukla
Stefano Babic
parent
4f1851d059
commit
5fe1d4b5c4
3 changed files with 177 additions and 1 deletions
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@ -201,6 +201,44 @@ struct imx_header {
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} header;
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};
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typedef struct {
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uint8_t tag[4];
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uint8_t version[4];
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uint8_t reserved_1[4];
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uint8_t read_sample;
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uint8_t datahold;
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uint8_t datasetup;
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uint8_t coladdrwidth;
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uint8_t devcfgenable;
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uint8_t reserved_2[3];
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uint8_t devmodeseq[4];
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uint8_t devmodearg[4];
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uint8_t cmd_enable;
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uint8_t reserved_3[3];
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uint8_t cmd_seq[16] ;
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uint8_t cmd_arg[16];
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uint8_t controllermisc[4];
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uint8_t dev_type;
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uint8_t sflash_pad;
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uint8_t serial_clk;
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uint8_t lut_custom ;
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uint8_t reserved_4[8];
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uint8_t sflashA1[4];
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uint8_t sflashA2[4];
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uint8_t sflashB1[4];
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uint8_t sflashB2[4];
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uint8_t cspadover[4];
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uint8_t sclkpadover[4];
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uint8_t datapadover[4];
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uint8_t dqspadover[4];
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uint8_t timeout[4];
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uint8_t commandInt[4];
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uint8_t datavalid[4];
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uint8_t busyoffset[2];
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uint8_t busybitpolarity[2];
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uint8_t lut[256];
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} __attribute__((packed)) fspi_conf;
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typedef void (*set_dcd_val_t)(struct imx_header *imxhdr,
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char *name, int lineno,
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int fld, uint32_t value,
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@ -98,4 +98,63 @@ config TOOLS_MKEFICAPSULE
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optionally sign that file. If you want to enable UEFI capsule
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update feature on your target, you certainly need this.
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menuconfig FSPI_CONF_HEADER
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bool "FlexSPI Header Configuration"
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help
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FSPI Header Configuration
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config FSPI_CONF_FILE
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string "FlexSPI Header File"
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depends on FSPI_CONF_HEADER
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help
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FlexSPI Header File name
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config READ_CLK_SOURCE
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hex "Sampling Clock Source"
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default 0x00
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depends on FSPI_CONF_HEADER
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help
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Sample Clock source for Flash, default is internal loopback clock
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config DEVICE_TYPE
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hex "Flash Type"
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default 0x01
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depends on FSPI_CONF_HEADER
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help
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Flash type: Serial NOR (0X01) and Serial NAND (0x02)
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config FLASH_PAD_TYPE
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hex "Flash Pad Type"
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default 0x01
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depends on FSPI_CONF_HEADER
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help
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Flash Pad type :
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Single Pad 0x01
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Dual Pads 0x02
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Quad Pad 0x04
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Octal Pad 0x08
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config SERIAL_CLK_FREQUENCY
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hex "Serial Clock Frequency"
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default 0x02
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depends on FSPI_CONF_HEADER
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help
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Chip specific frequency: other value 30MHz
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1-30MHz 2-50MHz 3-60MHz 4-75MHz 5-80MHz 6-100MHz 7-133MHz 8-166MHz
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config LUT_CUSTOM_SEQUENCE
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hex "Enable Custom Look Up Table(LUT) Sequence"
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default 0x00
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depends on FSPI_CONF_HEADER
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help
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0 - Use predefined LUT Sequence
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1 - Use LUT Sequence provided
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config LUT_SEQUENCE
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string "Look Up Table Sequence"
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default "0x0b, 0x04, 0x18, 0x08, 0x08, 0x30, 0x04, 0x24"
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depends on FSPI_CONF_HEADER
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help
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Look Up Table Sequence
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endmenu
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@ -120,7 +120,6 @@ static void parse_cfg_cmd(int32_t cmd, char *token, char *name, int lineno)
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rom_version = ROM_V1;
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}
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break;
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}
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}
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@ -412,9 +411,75 @@ static void dump_header_v2(imx_header_v3_t *imx_header, int index)
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imx_header[index].boot_data.plugin);
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}
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#ifdef CONFIG_FSPI_CONF_HEADER
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static int generate_fspi_header (int ifd)
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{
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int ret, i = 0;
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char *val;
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char lut_str[] = CONFIG_LUT_SEQUENCE;
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fspi_conf fspi_conf_data = {
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.tag = {0x46, 0x43, 0x46, 0x42},
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.version = {0x00, 0x00, 0x01, 0x56},
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.reserved_1 = {0x00, 0x00, 0x00, 0x00},
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.read_sample = CONFIG_READ_CLK_SOURCE,
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.datahold = 0x03,
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.datasetup = 0x03,
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.coladdrwidth = 0x00,
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.devcfgenable = 0x00,
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.reserved_2 = {0x00, 0x00, 0x00},
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.devmodeseq = {0x00, 0x00, 0x00, 0x00},
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.devmodearg = {0x00, 0x00, 0x00, 0x00},
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.cmd_enable = 0x00,
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.reserved_3 = {0x00},
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.cmd_seq = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
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.cmd_arg = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
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.controllermisc = {0x00, 0x00, 0x00, 0x00},
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.dev_type = CONFIG_DEVICE_TYPE,
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.sflash_pad = CONFIG_FLASH_PAD_TYPE,
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.serial_clk = CONFIG_SERIAL_CLK_FREQUENCY,
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.lut_custom = CONFIG_LUT_CUSTOM_SEQUENCE,
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.reserved_4 = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
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.sflashA1 = {0x00, 0x00, 0x00, 0x10},
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.sflashA2 = {0x00, 0x00, 0x00, 0x00},
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.sflashB1 = {0x00, 0x00, 0x00, 0x00},
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.sflashB2 = {0x00, 0x00, 0x00, 0x00},
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.cspadover = {0x00, 0x00, 0x00, 0x00},
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.sclkpadover = {0x00, 0x00, 0x00, 0x00},
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.datapadover = {0x00, 0x00, 0x00, 0x00},
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.dqspadover = {0x00, 0x00, 0x00, 0x00},
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.timeout = {0x00, 0x00, 0x00, 0x00},
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.commandInt = {0x00, 0x00, 0x00, 0x00},
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.datavalid = {0x00, 0x00, 0x00, 0x00},
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.busyoffset = {0x00, 0x00},
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.busybitpolarity = {0x00, 0x00},
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};
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for (val = strtok(lut_str, ","); val; val = strtok(NULL, ",")) {
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fspi_conf_data.lut[i++] = strtoul(val, NULL, 16);
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}
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ret = lseek(ifd, 0, SEEK_CUR);
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if (write(ifd, &fspi_conf_data, sizeof(fspi_conf_data)) == -1)
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exit(EXIT_FAILURE);
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ret = lseek(ifd, sizeof(fspi_conf_data), SEEK_CUR);
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return ret;
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}
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#endif
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void build_image(int ofd)
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{
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int file_off, header_hdmi_off = 0, header_image_off;
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#ifdef CONFIG_FSPI_CONF_HEADER
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int fspi_off, fspi_fd;
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char *fspi;
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#endif
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int hdmi_fd, ap_fd, sld_fd;
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uint32_t sld_load_addr = 0;
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uint32_t csf_off, sld_csf_off = 0;
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@ -455,6 +520,20 @@ void build_image(int ofd)
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header_image_off = file_off + ivt_offset;
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#ifdef CONFIG_FSPI_CONF_HEADER
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fspi = CONFIG_FSPI_CONF_FILE;
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fspi_fd = open(fspi, O_RDWR | O_CREAT, S_IRWXU);
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if (fspi_fd < 0) {
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fprintf(stderr, "Can't open %s: %s\n",
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fspi, strerror(errno));
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exit(EXIT_FAILURE);
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}
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fspi_off = generate_fspi_header(fspi_fd);
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file_off = header_image_off + fspi_off;
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close(fspi_fd);
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#endif
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ap_fd = open(ap_img, O_RDONLY | O_BINARY);
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if (ap_fd < 0) {
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fprintf(stderr, "%s: Can't open: %s\n",
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