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scripts: imx imx-usb-loader: add support for imx23 and imx28 

This code was rewrtitten from mxs-usb-loader.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Oleksij Rempel 2017-03-07 08:54:49 +01:00 committed by Sascha Hauer
parent ef55d12d59
commit 701f728c2a
1 changed files with 84 additions and 1 deletions
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85
scripts/imx/imx-usb-loader.c
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@ -69,6 +69,9 @@ struct mach_id {
#define HDR_MX53 2
unsigned char header_type;
unsigned short max_transfer;
#define DEV_IMX 0
#define DEV_MXS 1
unsigned char dev_type;
};
struct usb_work {
@ -87,7 +90,9 @@ static const struct mach_id imx_ids[] = {
.vid = 0x066f,
.pid = 0x3780,
.name = "i.MX23",
.mode = MODE_BULK,
.mode = MODE_HID,
.max_transfer = 1024,
.dev_type = DEV_MXS,
}, {
.vid = 0x15a2,
.pid = 0x0030,
@ -120,6 +125,8 @@ static const struct mach_id imx_ids[] = {
.vid = 0x15a2,
.pid = 0x004f,
.name = "i.MX28",
.max_transfer = 1024,
.dev_type = DEV_MXS,
}, {
.vid = 0x15a2,
.pid = 0x0052,
@ -187,6 +194,17 @@ struct sdp_command {
uint8_t rsvd;
} __attribute__((packed));
#define MXS_CMD_FW_DOWNLOAD 0x02
struct mxs_command {
uint32_t sign; /* Signature */
uint32_t tag; /* Tag */
uint32_t size; /* Payload size */
uint8_t flags; /* Flags (host to device) */
uint8_t rsvd[2]; /* Reserved */
uint8_t cmd; /* Firmware download */
uint32_t dw_size; /* Download size */
} __attribute__((packed));
static const struct mach_id *imx_device(unsigned short vid, unsigned short pid)
{
int i;
@ -1441,6 +1459,66 @@ static int write_mem(const struct config_data *data, uint32_t addr,
return modify_memory(addr, val, width, set_bits, clear_bits);
}
/* MXS section */
static int mxs_load_file(libusb_device_handle *dev, uint8_t *data, int size)
{
static struct mxs_command dl_command;
int last_trans, err;
void *p;
int cnt;
dl_command.sign = htonl(0x424c5443); /* Signature: BLTC */
dl_command.tag = htonl(0x1);
dl_command.size = htonl(size);
dl_command.flags = 0;
dl_command.rsvd[0] = 0;
dl_command.rsvd[1] = 0;
dl_command.cmd = MXS_CMD_FW_DOWNLOAD;
dl_command.dw_size = htonl(size);
err = transfer(1, (unsigned char *) &dl_command, 20, &last_trans);
if (err) {
printf("transfer error at init step: err=%i, last_trans=%i\n",
err, last_trans);
return err;
}
p = data;
cnt = size;
while (1) {
int now = get_min(cnt, usb_id->mach_id->max_transfer);
if (!now)
break;
err = transfer(2, p, now, &now);
if (err) {
printf("dl_command err=%i, last_trans=%i\n", err, now);
return err;
}
p += now;
cnt -= now;
}
return err;
}
static int mxs_work(struct usb_work *curr)
{
unsigned fsize = 0;
unsigned char *buf = NULL;
int ret;
ret = read_file(curr->filename, &buf, &fsize);
if (ret < 0)
return ret;
return mxs_load_file(usb_dev_handle, buf, fsize);
}
/* end of mxs section */
static int parse_initfile(const char *filename)
{
struct config_data data = {
@ -1550,6 +1628,11 @@ int main(int argc, char *argv[])
usb_id->mach_id = mach;
if (mach->dev_type == DEV_MXS) {
ret = mxs_work(&w);
goto out;
}
err = do_status();
if (err) {
printf("status failed\n");