diff options
| author | huang lin <hl@rock-chips.com> | 2015-06-30 10:01:14 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-07-06 09:39:38 +0200 |
| commit | c2b48e55f1d4bd02a07515164ddcca472bf47351 (patch) | |
| tree | 0c3866e4f50fd1b6cadc30f381ad25d553b30a91 /src | |
| parent | a1e5a7761ad824ffd8449db02fec9274eb165bc2 (diff) | |
rockchip: rk3288: correct ddr 300MHz clock setting
CRU request (24MHz * nf) / nr > 440MHz, but now ddr 300MHz
setting can't meet this request, so modify it
BRANCH=None
BUG=None
TEST=Set ddr frequency to 300MHz and boot from mickey
Change-Id: I00324f5864f5ce8c1a3768268e402e0beca214c6
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 3d292b67245e714cb03ed35ee28c9b838d514da5
Original-Change-Id: I885704542293ed55e429a0b4b30135af7978990f
Original-Signed-off-by: huang lin <hl@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/282445
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: http://review.coreboot.org/10772
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/rockchip/rk3288/clock.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/rockchip/rk3288/clock.c b/src/soc/rockchip/rk3288/clock.c index b823e01431..878c1949a3 100644 --- a/src/soc/rockchip/rk3288/clock.c +++ b/src/soc/rockchip/rk3288/clock.c @@ -360,7 +360,7 @@ void rkclk_configure_ddr(unsigned int hz) switch (hz) { case 300*MHz: - dpll_cfg = (struct pll_div){.nf = 25, .nr = 2, .no = 1}; + dpll_cfg = (struct pll_div){.nf = 50, .nr = 2, .no = 2}; break; case 533*MHz: /* actually 533.3P MHz */ dpll_cfg = (struct pll_div){.nf = 400, .nr = 9, .no = 2}; |