PHY_898, PHY_919 would require to configure PHY LP4 boot
pll control and ca for lpddr4.
So, configure the same in pctl_cfg for LPDDR4.
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: YouMin Chen <cym@xxxxxxxxxxxxxx>
---
drivers/ram/rockchip/sdram_rk3399.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c
index 1abeee7198..7d2359740c 100644
--- a/drivers/ram/rockchip/sdram_rk3399.c
+++ b/drivers/ram/rockchip/sdram_rk3399.c
@@ -579,6 +579,13 @@ static int pctl_cfg(struct dram_info *dram, const struct chan_info *chan,
writel(sdram_params->phy_regs.denali_phy[911], &denali_phy[911]);
writel(sdram_params->phy_regs.denali_phy[912], &denali_phy[912]);
+ if (sdram_params->base.dramtype == LPDDR4) {
+ writel(sdram_params->phy_regs.denali_phy[898],
+ &denali_phy[898]);
+ writel(sdram_params->phy_regs.denali_phy[919],
+ &denali_phy[919]);
+ }
+
dram->pwrup_srefresh_exit[channel] = readl(&denali_ctl[68]) &
PWRUP_SREFRESH_EXIT;
clrbits_le32(&denali_ctl[68], PWRUP_SREFRESH_EXIT);
--
2.18.0.321.gffc6fa0e3
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@xxxxxxxxxxxxxxxxxxx
http://lists.infradead.org/mailman/listinfo/linux-rockchip
