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atf-20250711: fix cannot recognize dosilicon nand (#146)

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patch from : f0c23d2356

Signed-off-by: air jinkela <air_jinkela@163.com>
This commit is contained in:
airjinkela
2025-08-29 20:06:32 +08:00
committed by GitHub
parent b003ca46c5
commit b0392bd460
1 changed files with 19 additions and 8 deletions
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27
atf-20250711/plat/mediatek/apsoc_common/drivers/spi_nand/mtk_spi_nand.c
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@@ -20,8 +20,11 @@
#define SPI_NAND_MAX_ID_LEN 4U
#define DELAY_US_400MS 400000U
#define DOSILICON_ID 0xE5U
#define ETRON_ID 0xD5U
#define FMSH_ID 0xA1U
#define GIGADEVICE_ID 0xC8U
#define GSTO_ID 0x52U
#define MACRONIX_ID 0xC2U
#define MICRON_ID 0x2CU
#define TOSHIBA_ID 0x98U
@@ -145,7 +148,10 @@ static int spi_nand_quad_enable(uint8_t manufacturer_id)
if (manufacturer_id != MACRONIX_ID &&
manufacturer_id != GIGADEVICE_ID &&
manufacturer_id != GSTO_ID &&
manufacturer_id != DOSILICON_ID &&
manufacturer_id != ETRON_ID &&
manufacturer_id != FMSH_ID &&
manufacturer_id != FORESEE_ID) {
return 0;
}
@@ -543,6 +549,10 @@ static int spi_nand_check_pp(struct parameter_page *pp, uint8_t *sel)
INFO("PP COPY %d CRC read: 0x%x, compute: 0x%x\n",
i, crc, crc_compute);
// Integrity CRC (bytes 254-255) on FMSH was reversed
if (crc != crc_compute)
crc = htobe16(pp->integrity_crc);
if (crc != crc_compute) {
ret = -EBADMSG;
continue;
@@ -634,8 +644,9 @@ restore:
return valid ? valid: 0;
}
static int spi_nand_read_pp(struct parameter_page *pp, uint8_t *sel)
static int spi_nand_read_pp(uint8_t *id, struct parameter_page *pp, uint8_t *sel)
{
const bool is_dosilicon = (id[1] == DOSILICON_ID);
uint8_t pp_offset[3] = {0x0, 0x1, 0x4};
int valid = -EINVAL;
int ret, last_ret;
@@ -648,7 +659,7 @@ static int spi_nand_read_pp(struct parameter_page *pp, uint8_t *sel)
return ret;
}
ret = spi_nand_write_reg(SPI_NAND_REG_CFG, cfg_reg | BIT(6));
ret = spi_nand_write_reg(SPI_NAND_REG_CFG, is_dosilicon ? BIT(6) : (cfg_reg | BIT(6)));
if (ret != 0) {
return ret;
}
@@ -677,7 +688,7 @@ static int spi_nand_read_pp(struct parameter_page *pp, uint8_t *sel)
}
restore:
last_ret = spi_nand_write_reg(SPI_NAND_REG_CFG, cfg_reg);
last_ret = spi_nand_write_reg(SPI_NAND_REG_CFG, is_dosilicon ? 0x10 : cfg_reg);
if (last_ret) {
return last_ret;
}
@@ -877,9 +888,13 @@ int spi_nand_init(unsigned long long *size, unsigned int *erase_size)
fallback_pp:
WARN("CASN page may not exist. Try to read parameter page.\n");
ret = spi_nand_read_id(id);
if (ret) {
return ret;
}
sel = 0;
pp = (struct parameter_page *)buf;
ret = spi_nand_read_pp(pp, &sel);
ret = spi_nand_read_pp(id, pp, &sel);
if (ret) {
goto fallback_id;
}
@@ -889,10 +904,6 @@ fallback_pp:
fallback_id:
WARN("Parameter page may not exist. Try to read ID.\n");
ret = spi_nand_read_id(id);
if (ret) {
return ret;
}
spi_nand_set_data_via_id(&spinand_dev, id, &vendor_id);
success: