Add proper spaces in the code of
- data training functions
- rk3399_dmc_init
No functionality change.
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
drivers/ram/rockchip/sdram_rk3399.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c
index 8191ab6176..b8962d68f2 100644
--- a/drivers/ram/rockchip/sdram_rk3399.c
+++ b/drivers/ram/rockchip/sdram_rk3399.c
@@ -620,8 +620,10 @@ static int data_training_ca(const struct chan_info *chan, u32 channel,
for (i = 0; i < rank; i++) {
select_per_cs_training_index(chan, i);
+
/* PI_100 PI_CALVL_EN:RW:8:2 */
clrsetbits_le32(&denali_pi[100], 0x3 << 8, 0x2 << 8);
+
/* PI_92 PI_CALVL_REQ:WR:16:1,PI_CALVL_CS:RW:24:2 */
clrsetbits_le32(&denali_pi[92],
(0x1 << 16) | (0x3 << 24),
@@ -651,9 +653,11 @@ static int data_training_ca(const struct chan_info *chan, u32 channel,
(obs_err == 1))
return -EIO;
}
+
/* clear interrupt,PI_175 PI_INT_ACK:WR:0:17 */
writel(0x00003f7c, (&denali_pi[175]));
}
+
clrbits_le32(&denali_pi[100], 0x3 << 8);
return 0;
@@ -670,8 +674,10 @@ static int data_training_wl(const struct chan_info *chan, u32 channel,
for (i = 0; i < rank; i++) {
select_per_cs_training_index(chan, i);
+
/* PI_60 PI_WRLVL_EN:RW:8:2 */
clrsetbits_le32(&denali_pi[60], 0x3 << 8, 0x2 << 8);
+
/* PI_59 PI_WRLVL_REQ:WR:8:1,PI_WRLVL_CS:RW:16:2 */
clrsetbits_le32(&denali_pi[59],
(0x1 << 8) | (0x3 << 16),
@@ -705,6 +711,7 @@ static int data_training_wl(const struct chan_info *chan, u32 channel,
(obs_err == 1))
return -EIO;
}
+
/* clear interrupt,PI_175 PI_INT_ACK:WR:0:17 */
writel(0x00003f7c, (&denali_pi[175]));
}
@@ -726,8 +733,10 @@ static int data_training_rg(const struct chan_info *chan, u32 channel,
for (i = 0; i < rank; i++) {
select_per_cs_training_index(chan, i);
+
/* PI_80 PI_RDLVL_GATE_EN:RW:24:2 */
clrsetbits_le32(&denali_pi[80], 0x3 << 24, 0x2 << 24);
+
/*
* PI_74 PI_RDLVL_GATE_REQ:WR:16:1
* PI_RDLVL_CS:RW:24:2
@@ -764,9 +773,11 @@ static int data_training_rg(const struct chan_info *chan, u32 channel,
(obs_err == 1))
return -EIO;
}
+
/* clear interrupt,PI_175 PI_INT_ACK:WR:0:17 */
writel(0x00003f7c, (&denali_pi[175]));
}
+
clrbits_le32(&denali_pi[80], 0x3 << 24);
return 0;
@@ -781,8 +792,10 @@ static int data_training_rl(const struct chan_info *chan, u32 channel,
for (i = 0; i < rank; i++) {
select_per_cs_training_index(chan, i);
+
/* PI_80 PI_RDLVL_EN:RW:16:2 */
clrsetbits_le32(&denali_pi[80], 0x3 << 16, 0x2 << 16);
+
/* PI_74 PI_RDLVL_REQ:WR:8:1,PI_RDLVL_CS:RW:24:2 */
clrsetbits_le32(&denali_pi[74],
(0x1 << 8) | (0x3 << 24),
@@ -805,9 +818,11 @@ static int data_training_rl(const struct chan_info *chan, u32 channel,
else if (((tmp >> 2) & 0x1) == 0x1)
return -EIO;
}
+
/* clear interrupt,PI_175 PI_INT_ACK:WR:0:17 */
writel(0x00003f7c, (&denali_pi[175]));
}
+
clrbits_le32(&denali_pi[80], 0x3 << 16);
return 0;
@@ -822,13 +837,16 @@ static int data_training_wdql(const struct chan_info *chan, u32 channel,
for (i = 0; i < rank; i++) {
select_per_cs_training_index(chan, i);
+
/*
* disable PI_WDQLVL_VREF_EN before wdq leveling?
* PI_181 PI_WDQLVL_VREF_EN:RW:8:1
*/
clrbits_le32(&denali_pi[181], 0x1 << 8);
+
/* PI_124 PI_WDQLVL_EN:RW:16:2 */
clrsetbits_le32(&denali_pi[124], 0x3 << 16, 0x2 << 16);
+
/* PI_121 PI_WDQLVL_REQ:WR:8:1,PI_WDQLVL_CS:RW:16:2 */
clrsetbits_le32(&denali_pi[121],
(0x1 << 8) | (0x3 << 16),
@@ -845,9 +863,11 @@ static int data_training_wdql(const struct chan_info *chan, u32 channel,
else if (((tmp >> 6) & 0x1) == 0x1)
return -EIO;
}
+
/* clear interrupt,PI_175 PI_INT_ACK:WR:0:17 */
writel(0x00003f7c, (&denali_pi[175]));
}
+
clrbits_le32(&denali_pi[124], 0x3 << 16);
return 0;
@@ -938,6 +958,7 @@ static void dram_all_config(struct dram_info *dram,
sys_reg |= sdram_params->base.dramtype << SYS_REG_DDRTYPE_SHIFT;
sys_reg |= (sdram_params->base.num_channels - 1)
<< SYS_REG_NUM_CH_SHIFT;
+
for (channel = 0, idx = 0;
(idx < sdram_params->base.num_channels) && (channel < 2);
channel++) {
@@ -1164,6 +1185,7 @@ static int rk3399_dmc_init(struct udevice *dev)
priv->chan[1].publ, priv->chan[1].msch);
debug("cru %p, cic %p, grf %p, sgrf %p, pmucru %p\n", priv->cru,
priv->cic, priv->pmugrf, priv->pmusgrf, priv->pmucru);
+
#if CONFIG_IS_ENABLED(OF_PLATDATA)
ret = clk_get_by_index_platdata(dev, 0, dtplat->clocks, &priv->ddr_clk);
#else
@@ -1173,11 +1195,13 @@ static int rk3399_dmc_init(struct udevice *dev)
printf("%s clk get failed %d\n", __func__, ret);
return ret;
}
+
ret = clk_set_rate(&priv->ddr_clk, params->base.ddr_freq * MHz);
if (ret < 0) {
printf("%s clk set failed %d\n", __func__, ret);
return ret;
}
+
ret = sdram_init(priv, params);
if (ret < 0) {
printf("%s DRAM init failed %d\n", __func__, ret);
--
2.18.0.321.gffc6fa0e3
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