diff options
| author | Kuldeep Singh | 2020-05-28 11:42:53 +0530 |
|---|---|---|
| committer | Priyanka Jain | 2020-07-27 14:16:27 +0530 |
| commit | e0152dbed683ed02af9294551fd4f03823ef7a5a (patch) | |
| tree | a53ab855c1f6487abf8eaa806aca9811b90b4c3e /drivers/net/pfe_eth | |
| parent | 02decd4e0ccf1a1f6395f24dfa14e2578f3e6e29 (diff) | |
net: pfe_eth: Use spi_flash_read API to access flash memory
Current PFE firmware access spi-nor memory directly. New spi-mem
framework does not support direct memory access. So, let's use
spi_flash_read API to access memory instead of directly using it.
Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'drivers/net/pfe_eth')
| -rw-r--r-- | drivers/net/pfe_eth/pfe_firmware.c | 45 |
1 files changed, 44 insertions, 1 deletions
diff --git a/drivers/net/pfe_eth/pfe_firmware.c b/drivers/net/pfe_eth/pfe_firmware.c index 0493cfe8724..55e661c0e1d 100644 --- a/drivers/net/pfe_eth/pfe_firmware.c +++ b/drivers/net/pfe_eth/pfe_firmware.c @@ -16,13 +16,14 @@ #include <linux/bitops.h> #include <net/pfe_eth/pfe_eth.h> #include <net/pfe_eth/pfe_firmware.h> +#include <spi_flash.h> #ifdef CONFIG_CHAIN_OF_TRUST #include <fsl_validate.h> #endif #define PFE_FIRMWARE_FIT_CNF_NAME "config@1" -static const void *pfe_fit_addr = (void *)CONFIG_SYS_LS_PFE_FW_ADDR; +static const void *pfe_fit_addr; /* * PFE elf firmware loader. @@ -163,6 +164,44 @@ static int pfe_fit_check(void) return ret; } +int pfe_spi_flash_init(void) +{ + struct spi_flash *pfe_flash; + int ret = 0; + void *addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH); + +#ifdef CONFIG_DM_SPI_FLASH + struct udevice *new; + + /* speed and mode will be read from DT */ + ret = spi_flash_probe_bus_cs(CONFIG_ENV_SPI_BUS, + CONFIG_ENV_SPI_CS, 0, 0, &new); + + pfe_flash = dev_get_uclass_priv(new); +#else + pfe_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, + CONFIG_ENV_SPI_CS, + CONFIG_ENV_SPI_MAX_HZ, + CONFIG_ENV_SPI_MODE); +#endif + if (!pfe_flash) { + printf("SF: probe for pfe failed\n"); + return -ENODEV; + } + + ret = spi_flash_read(pfe_flash, + CONFIG_SYS_LS_PFE_FW_ADDR, + CONFIG_SYS_QE_FMAN_FW_LENGTH, + addr); + if (ret) + printf("SF: read for pfe failed\n"); + + pfe_fit_addr = addr; + spi_flash_free(pfe_flash); + + return ret; +} + /* * PFE firmware initialization. * Loads different firmware files from FIT image. @@ -187,6 +226,10 @@ int pfe_firmware_init(void) int ret = 0; int fw_count; + ret = pfe_spi_flash_init(); + if (ret) + goto err; + ret = pfe_fit_check(); if (ret) goto err; |