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board: venice: update model representation for venice-flex

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Update the model string representation for the Venice-Flex product
family (GW8xxx).

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Tim Harvey 2025-05-23 10:20:16 -07:00 committed by Fabio Estevam
parent da9e2218af
commit 41bc2d5334
1 changed files with 102 additions and 2 deletions
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104
board/gateworks/venice/eeprom.c
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@ -6,6 +6,7 @@
#include <gsc.h>
#include <hexdump.h>
#include <i2c.h>
#include <dm/device.h>
#include <dm/uclass.h>
#include "eeprom.h"
@ -19,7 +20,7 @@
struct venice_board_info som_info;
struct venice_board_info base_info;
char venice_model[32];
char venice_model[64];
char venice_som_model[32];
char venice_baseboard_model[32];
u32 venice_serial;
@ -109,7 +110,7 @@ static int eeprom_read(int busno, int slave, int alen, struct venice_board_info
/* validate checksum */
for (chksum = 0, i = 0; i < (int)sizeof(*info) - 2; i++)
chksum += buf[i];
if ((info->chksum[0] != chksum >> 8) ||
if ((info->chksum[0] != ((chksum >> 8) & 0xff)) ||
(info->chksum[1] != (chksum & 0xff))) {
printf("EEPROM: I2C%d@0x%02x: Invalid Checksum\n", busno, slave);
print_hex_dump_bytes("", DUMP_PREFIX_NONE, buf, sizeof(*info));
@ -128,6 +129,54 @@ static int eeprom_read(int busno, int slave, int alen, struct venice_board_info
return 0;
}
static int fsa_eeprom_read(const char *base, int fsa, struct fsa_board_info *info)
{
int i;
int chksum;
unsigned char *buf = (unsigned char *)info;
struct udevice *dev, *bus;
int ret;
u8 reg;
/* probe mux */
ret = uclass_get_device_by_seq(UCLASS_I2C, 2, &bus);
if (!ret)
ret = dm_i2c_probe(bus, 0x70, 0, &dev);
if (ret)
return ret;
/* steer mux */
if (!strncmp(base, "GW82", 4)) {
if (fsa < 3)
reg = (fsa == 1) ? BIT(1) : BIT(0);
else
return -EINVAL;
}
dm_i2c_write(dev, 0x00, &reg, 1);
/* get eeprom */
ret = dm_i2c_probe(bus, 0x54, 0, &dev);
if (ret)
return ret;
/* read eeprom config section */
ret = dm_i2c_read(dev, 0x00, buf, sizeof(*info));
if (ret)
return ret;
/* validate checksum */
for (chksum = 0, i = 0; i < (int)sizeof(*info) - 2; i++)
chksum += buf[i];
if ((info->chksum[0] != ((chksum >> 8) & 0xff)) ||
(info->chksum[1] != (chksum & 0xff))) {
printf("FSA%d EEPROM (board): %s: Invalid Checksum\n", fsa, dev->name);
print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, buf, sizeof(*info));
memset(info, 0, sizeof(*info));
return -EINVAL;
}
return 0;
}
/* determine BOM revision from model */
int get_bom_rev(const char *str)
{
@ -352,6 +401,57 @@ int venice_eeprom_init(int quiet)
}
venice_serial = som_info.serial;
/* GW8xxx product family naming scheme */
if (venice_model[2] == '8') {
struct fsa_board_info fsa_info;
int i = 0;
int fsa;
/* baseboard */
if (base_info.model[0]) {
rev_pcb = get_pcb_rev(base_info.model);
rev_bom = get_bom_rev(base_info.model);
venice_model[i++] = 'G';
venice_model[i++] = 'W';
venice_model[i++] = base_info.model[2]; /* baseboard */
venice_model[i++] = base_info.model[3];
venice_model[i++] = base_info.model[4]; /* subload */
venice_model[i++] = base_info.model[5];
venice_model[i++] = rev_pcb;
if (rev_bom)
venice_model[i++] = rev_bom;
venice_model[i++] = '-';
venice_model[i++] = 'S';
} else {
venice_model[i++] = 'G';
venice_model[i++] = 'W';
}
/* som */
rev_pcb = get_pcb_rev(som_info.model);
rev_bom = get_bom_rev(som_info.model);
venice_model[i++] = som_info.model[4];
venice_model[i++] = som_info.model[5];
venice_model[i++] = rev_pcb;
if (rev_bom)
venice_model[i++] = rev_bom;
/* fsa */
for (fsa = 1; fsa < FSA_MAX; fsa++) {
if (!fsa_eeprom_read(venice_model, fsa, &fsa_info)) {
venice_model[i++] = '-';
venice_model[i++] = 'F';
venice_model[i++] = '0' + fsa;
venice_model[i++] = fsa_info.model[5];
venice_model[i++] = fsa_info.model[6];
venice_model[i++] = fsa_info.model[8];
if (fsa_info.model[9])
venice_model[i++] = fsa_info.model[9];
}
}
venice_model[i++] = 0;
}
if (!quiet)
eeprom_info(false);