summaryrefslogtreecommitdiff
path: root/arch/arm/mach-sunxi/dram_sun8i_h3.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-sunxi/dram_sun8i_h3.c')
-rw-r--r--arch/arm/mach-sunxi/dram_sun8i_h3.c97
1 files changed, 81 insertions, 16 deletions
diff --git a/arch/arm/mach-sunxi/dram_sun8i_h3.c b/arch/arm/mach-sunxi/dram_sun8i_h3.c
index 9f7cc7fd4c..d681a9df8b 100644
--- a/arch/arm/mach-sunxi/dram_sun8i_h3.c
+++ b/arch/arm/mach-sunxi/dram_sun8i_h3.c
@@ -177,6 +177,34 @@ static void mctl_set_master_priority_a64(void)
writel(0x81000004, &mctl_com->mdfs_bwlr[2]);
}
+static void mctl_set_master_priority_h5(void)
+{
+ struct sunxi_mctl_com_reg * const mctl_com =
+ (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
+
+ /* enable bandwidth limit windows and set windows size 1us */
+ writel(399, &mctl_com->tmr);
+ writel((1 << 16), &mctl_com->bwcr);
+
+ /* set cpu high priority */
+ writel(0x00000001, &mctl_com->mapr);
+
+ /* Port 2 is reserved per Allwinner's linux-3.10 source, yet
+ * they initialise it */
+ MBUS_CONF( CPU, true, HIGHEST, 0, 300, 260, 150);
+ MBUS_CONF( GPU, true, HIGHEST, 0, 600, 400, 200);
+ MBUS_CONF(UNUSED, true, HIGHEST, 0, 512, 256, 96);
+ MBUS_CONF( DMA, true, HIGHEST, 0, 256, 128, 32);
+ MBUS_CONF( VE, true, HIGHEST, 0, 1900, 1500, 1000);
+ MBUS_CONF( CSI, true, HIGHEST, 0, 150, 120, 100);
+ MBUS_CONF( NAND, true, HIGH, 0, 256, 128, 64);
+ MBUS_CONF( SS, true, HIGHEST, 0, 256, 128, 64);
+ MBUS_CONF( TS, true, HIGHEST, 0, 256, 128, 64);
+ MBUS_CONF( DI, true, HIGH, 0, 1024, 256, 64);
+ MBUS_CONF( DE, true, HIGHEST, 3, 3400, 2400, 1024);
+ MBUS_CONF(DE_CFD, true, HIGHEST, 0, 600, 400, 200);
+}
+
static void mctl_set_master_priority(uint16_t socid)
{
switch (socid) {
@@ -186,6 +214,9 @@ static void mctl_set_master_priority(uint16_t socid)
case SOCID_A64:
mctl_set_master_priority_a64();
return;
+ case SOCID_H5:
+ mctl_set_master_priority_h5();
+ return;
}
}
@@ -256,7 +287,7 @@ static void mctl_set_timing_params(uint16_t socid, struct dram_para *para)
/* set two rank timing */
clrsetbits_le32(&mctl_ctl->dramtmg[8], (0xff << 8) | (0xff << 0),
- (0x66 << 8) | (0x10 << 0));
+ ((socid == SOCID_H5 ? 0x33 : 0x66) << 8) | (0x10 << 0));
/* set PHY interface timing, write latency and read latency configure */
writel((0x2 << 24) | (t_rdata_en << 16) | (0x1 << 8) |
@@ -391,7 +422,7 @@ static void mctl_sys_init(uint16_t socid, struct dram_para *para)
CCM_DRAMCLK_CFG_DIV(1) |
CCM_DRAMCLK_CFG_SRC_PLL11 |
CCM_DRAMCLK_CFG_UPD);
- } else if (socid == SOCID_H3) {
+ } else if (socid == SOCID_H3 || socid == SOCID_H5) {
clock_set_pll5(CONFIG_DRAM_CLK * 2 * 1000000, false);
clrsetbits_le32(&ccm->dram_clk_cfg,
CCM_DRAMCLK_CFG_DIV_MASK |
@@ -410,7 +441,7 @@ static void mctl_sys_init(uint16_t socid, struct dram_para *para)
setbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_RST);
udelay(10);
- writel(0xc00e, &mctl_ctl->clken);
+ writel(socid == SOCID_H5 ? 0x8000 : 0xc00e, &mctl_ctl->clken);
udelay(500);
}
@@ -434,7 +465,10 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para)
/* setting VTC, default disable all VT */
clrbits_le32(&mctl_ctl->pgcr[0], (1 << 30) | 0x3f);
- clrsetbits_le32(&mctl_ctl->pgcr[1], 1 << 24, 1 << 26);
+ if (socid == SOCID_H5)
+ setbits_le32(&mctl_ctl->pgcr[1], (1 << 24) | (1 << 26));
+ else
+ clrsetbits_le32(&mctl_ctl->pgcr[1], 1 << 24, 1 << 26);
/* increase DFI_PHY_UPD clock */
writel(PROTECT_MAGIC, &mctl_com->protect);
@@ -444,15 +478,22 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para)
udelay(100);
/* set dramc odt */
- for (i = 0; i < 4; i++)
- clrsetbits_le32(&mctl_ctl->dx[i].gcr, (0x3 << 4) |
- (0x1 << 1) | (0x3 << 2) | (0x3 << 12) |
- (0x3 << 14),
- IS_ENABLED(CONFIG_DRAM_ODT_EN) ?
- DX_GCR_ODT_DYNAMIC : DX_GCR_ODT_OFF);
+ for (i = 0; i < 4; i++) {
+ u32 clearmask = (0x3 << 4) | (0x1 << 1) | (0x3 << 2) |
+ (0x3 << 12) | (0x3 << 14);
+ u32 setmask = IS_ENABLED(CONFIG_DRAM_ODT_EN) ?
+ DX_GCR_ODT_DYNAMIC : DX_GCR_ODT_OFF;
+
+ if (socid == SOCID_H5) {
+ clearmask |= 0x2 << 8;
+ setmask |= 0x4 << 8;
+ }
+ clrsetbits_le32(&mctl_ctl->dx[i].gcr, clearmask, setmask);
+ }
/* AC PDR should always ON */
- setbits_le32(&mctl_ctl->aciocr, 0x1 << 1);
+ clrsetbits_le32(&mctl_ctl->aciocr, socid == SOCID_H5 ? (0x1 << 11) : 0,
+ 0x1 << 1);
/* set DQS auto gating PD mode */
setbits_le32(&mctl_ctl->pgcr[2], 0x3 << 6);
@@ -464,7 +505,7 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para)
/* dphy & aphy phase select 270 degree */
clrsetbits_le32(&mctl_ctl->pgcr[2], (0x3 << 10) | (0x3 << 8),
(0x1 << 10) | (0x2 << 8));
- } else if (socid == SOCID_A64) {
+ } else if (socid == SOCID_A64 || socid == SOCID_H5) {
/* dphy & aphy phase select ? */
clrsetbits_le32(&mctl_ctl->pgcr[2], (0x3 << 10) | (0x3 << 8),
(0x0 << 10) | (0x3 << 8));
@@ -488,11 +529,12 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para)
mctl_phy_init(PIR_PLLINIT | PIR_DCAL | PIR_PHYRST |
PIR_DRAMRST | PIR_DRAMINIT | PIR_QSGATE);
- } else if (socid == SOCID_A64) {
+ } else if (socid == SOCID_A64 || socid == SOCID_H5) {
clrsetbits_le32(&mctl_ctl->zqcr, 0xffffff, CONFIG_DRAM_ZQ);
mctl_phy_init(PIR_ZCAL | PIR_PLLINIT | PIR_DCAL | PIR_PHYRST |
PIR_DRAMRST | PIR_DRAMINIT | PIR_QSGATE);
+ /* no PIR_QSGATE for H5 ???? */
}
/* detect ranks and bus width */
@@ -533,7 +575,7 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para)
/* set PGCR3, CKE polarity */
if (socid == SOCID_H3)
writel(0x00aa0060, &mctl_ctl->pgcr[3]);
- else if (socid == SOCID_A64)
+ else if (socid == SOCID_A64 || socid == SOCID_H5)
writel(0xc0aa0060, &mctl_ctl->pgcr[3]);
/* power down zq calibration module for power save */
@@ -604,6 +646,22 @@ static void mctl_auto_detect_dram_size(struct dram_para *para)
3, 4, 0, 3, 4, 1, 4, 0, \
1, 1, 0, 1, 13, 5, 4 }
+#define SUN8I_H5_DX_READ_DELAYS \
+ {{ 14, 15, 17, 17, 17, 17, 17, 18, 17, 3, 3 }, \
+ { 21, 21, 12, 22, 21, 21, 21, 21, 21, 3, 3 }, \
+ { 16, 19, 19, 17, 22, 22, 21, 22, 19, 3, 3 }, \
+ { 21, 21, 22, 22, 20, 21, 19, 19, 19, 3, 3 } }
+#define SUN8I_H5_DX_WRITE_DELAYS \
+ {{ 1, 2, 3, 4, 3, 4, 4, 4, 6, 6, 6 }, \
+ { 6, 6, 6, 5, 5, 5, 5, 5, 6, 6, 6 }, \
+ { 0, 2, 4, 2, 6, 5, 5, 5, 6, 6, 6 }, \
+ { 3, 3, 3, 2, 2, 1, 1, 1, 4, 4, 4 } }
+#define SUN8I_H5_AC_DELAYS \
+ { 0, 0, 5, 5, 0, 0, 0, 0, \
+ 0, 0, 0, 0, 3, 3, 3, 3, \
+ 3, 3, 3, 3, 3, 3, 3, 3, \
+ 3, 3, 3, 3, 2, 0, 0 }
+
unsigned long sunxi_dram_init(void)
{
struct sunxi_mctl_com_reg * const mctl_com =
@@ -625,6 +683,10 @@ unsigned long sunxi_dram_init(void)
.dx_read_delays = SUN50I_A64_DX_READ_DELAYS,
.dx_write_delays = SUN50I_A64_DX_WRITE_DELAYS,
.ac_delays = SUN50I_A64_AC_DELAYS,
+#elif defined(CONFIG_MACH_SUN50I_H5)
+ .dx_read_delays = SUN8I_H5_DX_READ_DELAYS,
+ .dx_write_delays = SUN8I_H5_DX_WRITE_DELAYS,
+ .ac_delays = SUN8I_H5_AC_DELAYS,
#endif
};
/*
@@ -636,6 +698,8 @@ unsigned long sunxi_dram_init(void)
uint16_t socid = SOCID_H3;
#elif defined(CONFIG_MACH_SUN50I)
uint16_t socid = SOCID_A64;
+#elif defined(CONFIG_MACH_SUN50I_H5)
+ uint16_t socid = SOCID_H5;
#endif
mctl_sys_init(socid, &para);
@@ -652,8 +716,9 @@ unsigned long sunxi_dram_init(void)
if (socid == SOCID_H3)
writel(0x0c000400, &mctl_ctl->odtcfg);
- if (socid == SOCID_A64) {
- setbits_le32(&mctl_ctl->vtfcr, 2 << 8);
+ if (socid == SOCID_A64 || socid == SOCID_H5) {
+ setbits_le32(&mctl_ctl->vtfcr,
+ (socid == SOCID_H5 ? 3 : 2) << 8);
clrbits_le32(&mctl_ctl->pgcr[2], (1 << 13));
}
generated by cgit v1.2.3 (git 2.0.4) at 2024-07-06 22:58:36 +0000