Change in coreboot[master]: soc/rockchip/rk3399/sdram: Move pwrup_srefresh_exit to array

[Moritz Fischer (Code Review)]

Attention is currently required from: Julius Werner.
Moritz Fischer has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/51128 )

Change subject: soc/rockchip/rk3399/sdram: Move pwrup_srefresh_exit to array
......................................................................

soc/rockchip/rk3399/sdram: Move pwrup_srefresh_exit to array

Move to an array to allow independent (per channel) values in later
changes.

Adapted from u-boot commit fe42d4a19907 ("ram: rk3399: Move
pwrup_srefresh_exit to dram_info")

Change-Id: I84fe0bc2dbc9874facfa35534b871ec049cb26bb
Signed-off-by: Moritz Fischer 
---
M src/soc/rockchip/rk3399/sdram.c
1 file changed, 5 insertions(+), 3 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/28/51128/1

diff --git a/src/soc/rockchip/rk3399/sdram.c b/src/soc/rockchip/rk3399/sdram.c
index be1da59..718cc02 100644
--- a/src/soc/rockchip/rk3399/sdram.c
+++ b/src/soc/rockchip/rk3399/sdram.c
@@ -90,6 +90,9 @@
 #define PHY_DRV_ODT_34_3	(0xf)

#define MAX_RANKS_PER_CHANNEL	4
+#define MAX_DRAM_CHANNELS	2
+
+u32 pwrup_srefresh_exit[MAX_DRAM_CHANNELS];

static void copy_to_reg(u32 *dest, const u32 *src, u32 n)
 {
@@ -486,7 +489,6 @@
    const u32 *params_ctl = params->pctl_regs.denali_ctl;
    const u32 *params_phy = params->phy_regs.denali_phy;
    u32 tmp, tmp1, tmp2;
-	u32 pwrup_srefresh_exit;
    struct stopwatch sw;

/*
@@ -505,7 +507,7 @@
    write32(&denali_phy[911], params->phy_regs.denali_phy[911]);
    write32(&denali_phy[912], params->phy_regs.denali_phy[912]);

-	pwrup_srefresh_exit = read32(&denali_ctl[68]) & PWRUP_SREFRESH_EXIT;
+	pwrup_srefresh_exit[channel] = read32(&denali_ctl[68]) & PWRUP_SREFRESH_EXIT;
    clrbits32(&denali_ctl[68], PWRUP_SREFRESH_EXIT);

/* PHY_DLL_RST_EN */
@@ -574,7 +576,7 @@
    }

clrsetbits32(&denali_ctl[68], PWRUP_SREFRESH_EXIT,
-		     pwrup_srefresh_exit);
+		     pwrup_srefresh_exit[channel]);
    return 0;
 }