diff options
author | Jagan Teki <jagan@amarulasolutions.com> | 2019-07-22 17:22:58 +0530 |
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committer | Jagan Teki <jagan@amarulasolutions.com> | 2019-09-16 08:09:22 +0530 |
commit | 210d8ad0fa6c63e5775662b840b8eb095a69db19 (patch) | |
tree | 35b955a2c0fe2e951f8b38a0aab7db974789a24b /drivers/mtd/spi/sf.c | |
parent | 43084a56b08b34a4daef36697dd715659a17caf9 (diff) |
mtd: spi: Drop sf.c
spi_write_then_read, will manage to do the respective
spi_xfer based on the tx_buf, rx_buf so drop the
legacy spi_flash_read/write/cm code.
Tested-by: Adam Ford <aford173@gmail.com> #da850-evm
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Diffstat (limited to 'drivers/mtd/spi/sf.c')
-rw-r--r-- | drivers/mtd/spi/sf.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/drivers/mtd/spi/sf.c b/drivers/mtd/spi/sf.c deleted file mode 100644 index ee3cf8b759..0000000000 --- a/drivers/mtd/spi/sf.c +++ /dev/null @@ -1,53 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * SPI flash interface - * - * Copyright (C) 2008 Atmel Corporation - * Copyright (C) 2010 Reinhard Meyer, EMK Elektronik - */ - -#include <common.h> -#include <spi.h> - -static int spi_flash_read_write(struct spi_slave *spi, - const u8 *cmd, size_t cmd_len, - const u8 *data_out, u8 *data_in, - size_t data_len) -{ - unsigned long flags = SPI_XFER_BEGIN; - int ret; - - if (data_len == 0) - flags |= SPI_XFER_END; - - ret = spi_xfer(spi, cmd_len * 8, cmd, NULL, flags); - if (ret) { - debug("SF: Failed to send command (%zu bytes): %d\n", - cmd_len, ret); - } else if (data_len != 0) { - ret = spi_xfer(spi, data_len * 8, data_out, data_in, - SPI_XFER_END); - if (ret) - debug("SF: Failed to transfer %zu bytes of data: %d\n", - data_len, ret); - } - - return ret; -} - -int spi_flash_cmd_read(struct spi_slave *spi, const u8 *cmd, - size_t cmd_len, void *data, size_t data_len) -{ - return spi_flash_read_write(spi, cmd, cmd_len, NULL, data, data_len); -} - -int spi_flash_cmd(struct spi_slave *spi, u8 cmd, void *response, size_t len) -{ - return spi_flash_cmd_read(spi, &cmd, 1, response, len); -} - -int spi_flash_cmd_write(struct spi_slave *spi, const u8 *cmd, size_t cmd_len, - const void *data, size_t data_len) -{ - return spi_flash_read_write(spi, cmd, cmd_len, data, NULL, data_len); -} |