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author | Jagan Teki <jteki@openedev.com> | 2015-09-29 18:06:04 +0530 |
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committer | Jagan Teki <jteki@openedev.com> | 2015-12-11 22:12:23 +0530 |
commit | 1e90d9fd3148cebcd6f87cbbaed564b878e2b24a (patch) | |
tree | d4d622b5812f0955f9baed0de35dba2916fa5969 /drivers/mtd/spi/sf_ops.c | |
parent | 3847c0c18051a7a98982a3ae8ff1446b2b09a9ef (diff) | |
download | u-boot-imx-1e90d9fd3148cebcd6f87cbbaed564b878e2b24a.zip u-boot-imx-1e90d9fd3148cebcd6f87cbbaed564b878e2b24a.tar.gz u-boot-imx-1e90d9fd3148cebcd6f87cbbaed564b878e2b24a.tar.bz2 |
sf: Move read_id code to sf_ops
read_id code is related to spi_flash stuff
hence moved to sf_ops.
Tested-by: Jagan Teki <jteki@openedev.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Jagan Teki <jteki@openedev.com>
Diffstat (limited to 'drivers/mtd/spi/sf_ops.c')
-rw-r--r-- | drivers/mtd/spi/sf_ops.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c index 306db8f..54c6468 100644 --- a/drivers/mtd/spi/sf_ops.c +++ b/drivers/mtd/spi/sf_ops.c @@ -898,14 +898,29 @@ int spi_flash_decode_fdt(const void *blob, struct spi_flash *flash) } #endif /* CONFIG_IS_ENABLED(OF_CONTROL) */ -int spi_flash_scan(struct spi_slave *spi, u8 *idcode, struct spi_flash *flash) +int spi_flash_scan(struct spi_slave *spi, struct spi_flash *flash) { const struct spi_flash_params *params; + u16 jedec, ext_jedec; + u8 idcode[5]; u8 cmd; - u16 jedec = idcode[1] << 8 | idcode[2]; - u16 ext_jedec = idcode[3] << 8 | idcode[4]; int ret; + /* Read the ID codes */ + ret = spi_flash_cmd(spi, CMD_READ_ID, idcode, sizeof(idcode)); + if (ret) { + printf("SF: Failed to get idcodes\n"); + return -EINVAL; + } + +#ifdef DEBUG + printf("SF: Got idcodes\n"); + print_buffer(0, idcode, 1, sizeof(idcode), 0); +#endif + + jedec = idcode[1] << 8 | idcode[2]; + ext_jedec = idcode[3] << 8 | idcode[4]; + /* Validate params from spi_flash_params table */ params = spi_flash_params_table; for (; params->name != NULL; params++) { |