diff options
Diffstat (limited to 'board/freescale/mx53_loco/lowlevel_init.S')
| -rw-r--r-- | board/freescale/mx53_loco/lowlevel_init.S | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/board/freescale/mx53_loco/lowlevel_init.S b/board/freescale/mx53_loco/lowlevel_init.S index 5b76063..ff879a6 100644 --- a/board/freescale/mx53_loco/lowlevel_init.S +++ b/board/freescale/mx53_loco/lowlevel_init.S @@ -126,6 +126,12 @@ ldr r1, CCM_VAL_0x00016154 str r1, [r0, #CLKCTL_CBCMR] + /*change uart clk parent to pll2*/ + ldr r1, [r0, #CLKCTL_CSCMR1] + and r1, r1, #0xfcffffff + orr r1, r1, #0x01000000 + str r1, [r0, #CLKCTL_CSCMR1] + /* make sure change is effective */ 1: ldr r1, [r0, #CLKCTL_CDHIPR] cmp r1, #0x0 @@ -148,10 +154,10 @@ mov r1, #0x0 str r1, [r0, #CLKCTL_CCSR] + /* make uart div=6*/ ldr r1, [r0, #CLKCTL_CSCDR1] - orr r1, r1, #0x3f - eor r1, r1, #0x3f - orr r1, r1, #0x21 + and r1, r1, #0xffffffc0 + orr r1, r1, #0x0a str r1, [r0, #CLKCTL_CSCDR1] /* Restore the default values in the Gate registers */ |