net: fm: add TFABOOT support

Adds TFABOOT support and allows to pick FMAN firmware
on basis of boot source.

Signed-off-by: Pankit Garg <pankit.garg@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
[YS: fix checkpatch issues]
Reviewed-by: York Sun <york.sun@nxp.com>

diff --git a/drivers/net/fm/fm.c b/drivers/net/fm/fm.c
index c5cf188f051b88080d89fe14141c7be9daaad106..e19d7777dcbcb7e98669c391018cdca1657890df 100644 (file)
--- a/drivers/net/fm/fm.c
+++ b/drivers/net/fm/fm.c
@@ -11,12 +11,14 @@
 #include "fm.h"
 #include <fsl_qe.h>            /* For struct qe_firmware */
 
-#ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
 #include <nand.h>
-#elif defined(CONFIG_SYS_QE_FW_IN_SPIFLASH)
 #include <spi_flash.h>
-#elif defined(CONFIG_SYS_QE_FMAN_FW_IN_MMC)
 #include <mmc.h>
+#include <environment.h>
+
+#ifdef CONFIG_ARM64
+#include <asm/armv8/mmu.h>
+#include <asm/arch/cpu.h>
 #endif
 
 struct fm_muram muram[CONFIG_SYS_NUM_FMAN];
@@ -347,6 +349,100 @@ static void fm_init_qmi(struct fm_qmi_common *qmi)
 }
 
 /* Init common part of FM, index is fm num# like fm as above */
+#ifdef CONFIG_TFABOOT
+int fm_init_common(int index, struct ccsr_fman *reg)
+{
+       int rc;
+       void *addr = NULL;
+       enum boot_src src = get_boot_src();
+
+       if (src == BOOT_SOURCE_IFC_NOR) {
+               addr = (void *)(CONFIG_SYS_FMAN_FW_ADDR +
+                               CONFIG_SYS_FSL_IFC_BASE);
+       } else if (src == BOOT_SOURCE_IFC_NAND) {
+               size_t fw_length = CONFIG_SYS_QE_FMAN_FW_LENGTH;
+
+               addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH);
+
+               rc = nand_read(get_nand_dev_by_index(0),
+                              (loff_t)CONFIG_SYS_FMAN_FW_ADDR,
+                              &fw_length, (u_char *)addr);
+               if (rc == -EUCLEAN) {
+                       printf("NAND read of FMAN firmware at offset 0x%x failed %d\n",
+                              CONFIG_SYS_FMAN_FW_ADDR, rc);
+               }
+       } else if (src == BOOT_SOURCE_QSPI_NOR) {
+               struct spi_flash *ucode_flash;
+
+               addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH);
+               int ret = 0;
+
+#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);
+
+               ucode_flash = dev_get_uclass_priv(new);
+#else
+               ucode_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS,
+                                             CONFIG_ENV_SPI_CS,
+                                             CONFIG_ENV_SPI_MAX_HZ,
+                                             CONFIG_ENV_SPI_MODE);
+#endif
+               if (!ucode_flash) {
+                       printf("SF: probe for ucode failed\n");
+               } else {
+                       ret = spi_flash_read(ucode_flash,
+                                            CONFIG_SYS_FMAN_FW_ADDR +
+                                            CONFIG_SYS_FSL_QSPI_BASE,
+                                            CONFIG_SYS_QE_FMAN_FW_LENGTH,
+                                            addr);
+                       if (ret)
+                               printf("SF: read for ucode failed\n");
+                       spi_flash_free(ucode_flash);
+               }
+       } else if (src == BOOT_SOURCE_SD_MMC) {
+               int dev = CONFIG_SYS_MMC_ENV_DEV;
+
+               addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH);
+               u32 cnt = CONFIG_SYS_QE_FMAN_FW_LENGTH / 512;
+               u32 blk = CONFIG_SYS_FMAN_FW_ADDR / 512;
+               struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV);
+
+               if (!mmc) {
+                       printf("\nMMC cannot find device for ucode\n");
+               } else {
+                       printf("\nMMC read: dev # %u, block # %u, count %u ...\n",
+                              dev, blk, cnt);
+                       mmc_init(mmc);
+                       (void)blk_dread(mmc_get_blk_desc(mmc), blk, cnt,
+                                               addr);
+               }
+       } else {
+               addr = NULL;
+       }
+
+       /* Upload the Fman microcode if it's present */
+       rc = fman_upload_firmware(index, &reg->fm_imem, addr);
+       if (rc)
+               return rc;
+       env_set_addr("fman_ucode", addr);
+
+       fm_init_muram(index, &reg->muram);
+       fm_init_qmi(&reg->fm_qmi_common);
+       fm_init_fpm(&reg->fm_fpm);
+
+       /* clear DMA status */
+       setbits_be32(&reg->fm_dma.fmdmsr, FMDMSR_CLEAR_ALL);
+
+       /* set DMA mode */
+       setbits_be32(&reg->fm_dma.fmdmmr, FMDMMR_SBER);
+
+       return fm_init_bmi(index, &reg->fm_bmi_common);
+}
+#else
 int fm_init_common(int index, struct ccsr_fman *reg)
 {
        int rc;
@@ -429,3 +525,4 @@ int fm_init_common(int index, struct ccsr_fman *reg)
 
        return fm_init_bmi(index, &reg->fm_bmi_common);
 }
+#endif