From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jagan Teki Date: Sat, 7 Nov 2015 19:16:17 +0530 Subject: [U-Boot] [PATCH v6 03/23] sf: Move read_id code to sf_ops In-Reply-To: <1446903997-1864-1-git-send-email-jteki@openedev.com> References: <1446903997-1864-1-git-send-email-jteki@openedev.com> Message-ID: <1446903997-1864-4-git-send-email-jteki@openedev.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de read_id code is related to spi_flash stuff hence moved to sf_ops. Signed-off-by: Jagan Teki --- drivers/mtd/spi/sf_internal.h | 3 +-- drivers/mtd/spi/sf_ops.c | 21 ++++++++++++++++++--- drivers/mtd/spi/sf_probe.c | 15 +-------------- 3 files changed, 20 insertions(+), 19 deletions(-) diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h index bf6b485..d1469f4 100644 --- a/drivers/mtd/spi/sf_internal.h +++ b/drivers/mtd/spi/sf_internal.h @@ -247,7 +247,6 @@ void spi_flash_mtd_unregister(void); /** * spi_flash_scan - scan the SPI FLASH * @spi: the spi slave structure - * @idcode: idcode of spi flash * @flash: the spi flash structure * * The drivers can use this fuction to scan the SPI FLASH. @@ -256,6 +255,6 @@ void spi_flash_mtd_unregister(void); * * Return: 0 for success, others for failure. */ -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); #endif /* _SF_INTERNAL_H_ */ diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c index 2814bf1..37dfd79 100644 --- a/drivers/mtd/spi/sf_ops.c +++ b/drivers/mtd/spi/sf_ops.c @@ -886,14 +886,29 @@ 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++) { diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c index 994559d..e35b917 100644 --- a/drivers/mtd/spi/sf_probe.c +++ b/drivers/mtd/spi/sf_probe.c @@ -29,7 +29,6 @@ */ int spi_flash_probe_slave(struct spi_slave *spi, struct spi_flash *flash) { - u8 idcode[5]; int ret; /* Setup spi_slave */ @@ -45,19 +44,7 @@ int spi_flash_probe_slave(struct spi_slave *spi, struct spi_flash *flash) return 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"); - goto err_read_id; - } - -#ifdef DEBUG - printf("SF: Got idcodes\n"); - print_buffer(0, idcode, 1, sizeof(idcode), 0); -#endif - - ret = spi_flash_scan(spi, idcode, flash); + ret = spi_flash_scan(spi, flash); if (ret) { ret = -EINVAL; goto err_read_id; -- 1.9.1