powerpc/mpc85xx: SECURE BOOT- NAND secure boot target for P5020 and P5040

[oweals/u-boot.git] / board / freescale / t208xqds / t208xqds.c

diff --git a/board/freescale/t208xqds/t208xqds.c b/board/freescale/t208xqds/t208xqds.c
index 135343949ee6d3995bf31bfaa04485262dae318e..7c89cd5ee9a0735e3b505b9d0fddbbdb9530a902 100644 (file)
--- a/board/freescale/t208xqds/t208xqds.c
+++ b/board/freescale/t208xqds/t208xqds.c
@@ -20,6 +20,7 @@
 
 #include "../common/qixis.h"
 #include "../common/vsc3316_3308.h"
+#include "../common/vid.h"
 #include "t208xqds.h"
 #include "t208xqds_qixis.h"
 
@@ -86,6 +87,11 @@ int select_i2c_ch_pca9547(u8 ch)
        return 0;
 }
 
+int i2c_multiplexer_select_vid_channel(u8 channel)
+{
+       return select_i2c_ch_pca9547(channel);
+}
+
 int brd_mux_lane_to_slot(void)
 {
        ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
@@ -326,7 +332,7 @@ int brd_mux_lane_to_slot(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
@@ -337,8 +343,14 @@ int board_early_init_r(void)
        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,
@@ -352,6 +364,13 @@ int board_early_init_r(void)
        /* Disable remote I2C connection to qixis fpga */
        QIXIS_WRITE(brdcfg[5], QIXIS_READ(brdcfg[5]) & ~BRDCFG5_IRE);
 
+       /*
+        * Adjust core voltage according to voltage ID
+        * This function changes I2C mux to channel 2.
+        */
+       if (adjust_vdd(0))
+               printf("Warning: Adjusting core voltage failed.\n");
+
        brd_mux_lane_to_slot();
        select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
 
@@ -431,7 +450,7 @@ 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;
@@ -454,4 +473,6 @@ void ft_board_setup(void *blob, bd_t *bd)
        fdt_fixup_fman_ethernet(blob);
        fdt_fixup_board_enet(blob);
 #endif
+
+       return 0;
 }