Merge branch 'master' of git://www.denx.de/git/u-boot-imx

[karo-tx-uboot.git] / board / freescale / t208xrdb / t208xrdb.c

diff --git a/board/freescale/t208xrdb/t208xrdb.c b/board/freescale/t208xrdb/t208xrdb.c
index 265c1f97ddbb6bb927bc2d24129419100647ab85..341453bc74e8c6b9d434fd264edccd4b9e1e5ab6 100644 (file)
--- a/board/freescale/t208xrdb/t208xrdb.c
+++ b/board/freescale/t208xrdb/t208xrdb.c
@@ -58,7 +58,7 @@ int checkboard(void)
 int board_early_init_r(void)
 {
        const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
-       const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
+       int flash_esel = find_tlb_idx((void *)flashbase, 1);
        /*
         * Remap Boot flash + PROMJET region to caching-inhibited
         * so that flash can be erased properly.
@@ -67,9 +67,14 @@ int board_early_init_r(void)
        /* Flush d-cache and invalidate i-cache of any FLASH data */
        flush_dcache();
        invalidate_icache();
-
-       /* invalidate existing TLB entry for flash + promjet */
-       disable_tlb(flash_esel);
+       if (flash_esel == -1) {
+               /* very unlikely unless something is messed up */
+               puts("Error: Could not find TLB for FLASH BASE\n");
+               flash_esel = 2; /* give our best effort to continue */
+       } else {
+               /* invalidate existing TLB entry for flash + promjet */
+               disable_tlb(flash_esel);
+       }
 
        set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
                MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
@@ -98,7 +103,7 @@ int misc_init_r(void)
        return 0;
 }
 
-void ft_board_setup(void *blob, bd_t *bd)
+int ft_board_setup(void *blob, bd_t *bd)
 {
        phys_addr_t base;
        phys_size_t size;
@@ -121,4 +126,6 @@ void ft_board_setup(void *blob, bd_t *bd)
        fdt_fixup_fman_ethernet(blob);
        fdt_fixup_board_enet(blob);
 #endif
+
+       return 0;
 }