[U-Boot] [PATCH v3 26/57] ram: rk3399: Configure PHY_898, PHY_919 for lpddr4

Jagan Teki
2019-07-16T11:57:14Z

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@amarulasolutions.com>
Signed-off-by: YouMin Chen <cym@rock-chips.com>
---
drivers/ram/rockchip/sdram_rk3399.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c
index beb4f6de54..7625506458 100644
--- a/drivers/ram/rockchip/sdram_rk3399.c
+++ b/drivers/ram/rockchip/sdram_rk3399.c
@@ -574,6 +574,11 @@ static int pctl_cfg(struct dram_info *dram, const struct chan_info *chan,
writel(params->phy_regs.denali_phy[911], &denali_phy[911]);
writel(params->phy_regs.denali_phy[912], &denali_phy[912]);

+ if (IS_ENABLED(CONFIG_RAM_RK3399_LPDDR4)) {
+ writel(params->phy_regs.denali_phy[898], &denali_phy[898]);
+ writel(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