diff options
| author | Jagan Teki <jagan@amarulasolutions.com> | 2019-07-16 17:27:25 +0530 |
|---|---|---|
| committer | Kever Yang <kever.yang@rock-chips.com> | 2019-07-20 23:59:44 +0800 |
| commit | 4eceda01d5df9d90d6402dfd5fcf1bcc9c5c00e6 (patch) | |
| tree | 00e8c933691e20840d2814ae605fe03bcad6cccf /drivers/ram/rockchip | |
| parent | f288d54936d7360e934132a128d7e92d3b1c95a0 (diff) | |
ram: rk3399: Get lpddr4 tsel_rd_en from io settings
For base.odt 1 the lpddr4 tsel_rd_en value is depending
on IO settings of rd_odt_en.
Add support for it.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: YouMin Chen <cym@rock-chips.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>
Diffstat (limited to 'drivers/ram/rockchip')
| -rw-r--r-- | drivers/ram/rockchip/sdram_rk3399.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c index 7ef7707a03..7dd3a44bfb 100644 --- a/drivers/ram/rockchip/sdram_rk3399.c +++ b/drivers/ram/rockchip/sdram_rk3399.c @@ -645,10 +645,14 @@ static void set_ds_odt(const struct chan_info *chan, tsel_ckcs_select_n = PHY_DRV_ODT_34_3; } - if (params->base.odt == 1) + if (params->base.odt == 1) { tsel_rd_en = 1; - else + + if (params->base.dramtype == LPDDR4) + tsel_rd_en = io->rd_odt_en; + } else { tsel_rd_en = 0; + } tsel_wr_en = 0; tsel_idle_en = 0; |