diff options
| -rw-r--r-- | board/freescale/mx7d_12x12_lpddr3_arm2/plugin.S | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/board/freescale/mx7d_12x12_lpddr3_arm2/plugin.S b/board/freescale/mx7d_12x12_lpddr3_arm2/plugin.S index 121e2f0..d075b3e 100644 --- a/board/freescale/mx7d_12x12_lpddr3_arm2/plugin.S +++ b/board/freescale/mx7d_12x12_lpddr3_arm2/plugin.S @@ -70,9 +70,6 @@ subs r6, r6, #0x1 bne 1b - ldr r7, =0x0 - str r7, [r1, #0x380] - /* clear ddr_phy reset */ ldr r6, =0x1000 ldr r7, [r2, r6] @@ -206,14 +203,27 @@ bic r7, r7, #0x2 str r7, [r2, r6] + ldr r7, [r1, #0x800] + and r7, r7, #0x11 + cmp r7, #0x10 + beq 2f + + /* TO1.1 */ + ldr r7, [r11] + bic r7, r7, #(1 << 27) + str r7, [r11] + ldr r7, [r11] + bic r7, r7, #(1 << 29) + str r7, [r11] +2: ldr r7, =(0x1 << 30) str r7, [r1, #0x380] /* need to delay ~5mS */ - ldr r6, =0x1000000 -2: + ldr r6, =0x100000 +3: subs r6, r6, #0x1 - bne 2b + bne 3b /* restore DDR PHY */ ldr r6, =0x0 |