X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=board%2Ffreescale%2Ft4qds%2Ft4240emu.c;h=54410943f28123b693480bd32ff6873181de6942;hb=fc9b0b80435cda721fbdbe507c9e4f388b0ea62b;hp=7a610367da4322fff5853d40dc4df4c37e9f31b0;hpb=6d4511b2c6734842de9de21c1bc0db4c3ea28b72;p=karo-tx-uboot.git

diff --git a/board/freescale/t4qds/t4240emu.c b/board/freescale/t4qds/t4240emu.c
index 7a610367da..54410943f2 100644
--- a/board/freescale/t4qds/t4240emu.c
+++ b/board/freescale/t4qds/t4240emu.c
@@ -32,7 +32,7 @@ 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
@@ -43,8 +43,14 @@ int board_early_init_r(void)
 	flush_dcache();
 	invalidate_icache();
 
-	/* invalidate existing TLB entry for flash */
-	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 */
+		disable_tlb(flash_esel);
+	}
 
 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
 		MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
@@ -63,7 +69,7 @@ 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;
@@ -77,4 +83,6 @@ void ft_board_setup(void *blob, bd_t *bd)
 
 	fdt_fixup_liodn(blob);
 	fdt_fixup_dr_usb(blob, bd);
+
+	return 0;
 }