diff options
| author | Huang Shijie <b32955@freescale.com> | 2011-12-07 15:18:25 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2012-01-09 21:09:49 +0800 |
| commit | 58ce7a544efa4db7021a97572bb9e5300dc34c4f (patch) | |
| tree | da9abdd359ac62bae9decf8239a57bd00919ab19 /arch/arm | |
| parent | 9432628576e621210a569444c7760039d469478c (diff) | |
ENGR00162181-3 MX6Q/GPMI : decrease the DMA clock from 200M to 11M
This is just a workaroud for the DMA timeout.
Signed-off-by: Huang Shijie <b32955@freescale.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-mx6/clock.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/mach-mx6/clock.c b/arch/arm/mach-mx6/clock.c index 12a8d3583921..67d86b3e067c 100644 --- a/arch/arm/mach-mx6/clock.c +++ b/arch/arm/mach-mx6/clock.c @@ -4794,7 +4794,6 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("mxs-perfmon.2", "perfmon", perfmon2_clk), }; - static void clk_tree_init(void) { @@ -4886,9 +4885,12 @@ int __init mx6_clocks_init(unsigned long ckil, unsigned long osc, clk_set_parent(&asrc_clk[1], &pll3_sw_clk); clk_set_rate(&asrc_clk[1], 7500000); - /* set the NAND to 11MHz. Too fast will cause dma timeout. */ + /* set the GPMI clock to : 11MHz */ clk_set_rate(&enfc_clk, enfc_clk.round_rate(&enfc_clk, 11000000)); + /* set the DMA clock */ + clk_set_rate(&usdhc3_clk, usdhc3_clk.round_rate(&usdhc3_clk, 11000000)); + mx6_cpu_op_init(); cpu_op_tbl = get_cpu_op(&cpu_op_nr); |