| Message ID | 1465206294-38490-9-git-send-email-sivadur@xilinx.com |
|---|---|
| State | Superseded |
| Delegated to: | Michal Simek |
| Headers | show
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Ip=[149.199.60.100]; Helo=[xsj-pvapsmtpgw02] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1NAM02HT198 Cc: michals@xilinx.com, Siva Durga Prasad Paladugu <sivadur@xilinx.com> Subject: [U-Boot] [PATCH 9/9] spi: spi_flash: Set Quad enable bit of upper flash X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion <u-boot.lists.denx.de> List-Unsubscribe: <http://lists.denx.de/mailman/options/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=unsubscribe> List-Archive: <http://lists.denx.de/pipermail/u-boot/> List-Post: <mailto:u-boot@lists.denx.de> List-Help: <mailto:u-boot-request@lists.denx.de?subject=help> List-Subscribe: <http://lists.denx.de/mailman/listinfo/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" <u-boot-bounces@lists.denx.de> |
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c index 2de2a35..7caf905 100644 --- a/drivers/mtd/spi/spi_flash.c +++ b/drivers/mtd/spi/spi_flash.c @@ -1164,6 +1164,17 @@ int spi_flash_scan(struct spi_flash *flash) debug("SF: Fail to set QEB for %02x\n", idcode[0]); return -EINVAL; } +#ifdef CONFIG_SF_DUAL_FLASH + if (flash->dual_flash & SF_DUAL_STACKED_FLASH) { + flash->spi->flags |= SPI_XFER_U_PAGE; + if (set_quad_mode(flash, idcode[0])) { + debug("SF: Fail to set QEB Upper Flash %02x\n", + idcode[0]); + return 0; + } + flash->spi->flags &= ~SPI_XFER_U_PAGE; + } +#endif } /* Read dummy_byte: dummy byte is determined based on the
Set quad enable for upper flash incase of Dual stacked mode. Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com> --- drivers/mtd/spi/spi_flash.c | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-)