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sunxi: Add H3 DRAM initialization support

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Based on existing A23/A33 code and the original H3 boot0.

Signed-off-by: Jens Kuske <jenskuske@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
master
Jens Kuske 9 years ago committed by Hans de Goede
parent 1c27b7dcd0
commit 0404d53f2f
6 changed files with 661 additions and 0 deletions
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  1. 1
      arch/arm/cpu/armv7/sunxi/Makefile
  2. 469
      arch/arm/cpu/armv7/sunxi/dram_sun8i_h3.c
  3. 3
      arch/arm/include/asm/arch-sunxi/clock_sun6i.h
  4. 2
      arch/arm/include/asm/arch-sunxi/dram.h
  5. 185
      arch/arm/include/asm/arch-sunxi/dram_sun8i_h3.h
  6. 1
      board/sunxi/Kconfig

1
arch/arm/cpu/armv7/sunxi/Makefile
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@ -49,5 +49,6 @@ obj-$(CONFIG_MACH_SUN6I) += dram_sun6i.o
obj-$(CONFIG_MACH_SUN7I) += dram_sun4i.o
obj-$(CONFIG_MACH_SUN8I_A23) += dram_sun8i_a23.o
obj-$(CONFIG_MACH_SUN8I_A33) += dram_sun8i_a33.o
obj-$(CONFIG_MACH_SUN8I_H3) += dram_sun8i_h3.o
obj-y += fel_utils.o
endif

469
arch/arm/cpu/armv7/sunxi/dram_sun8i_h3.c
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@ -0,0 +1,469 @@
/*
* sun8i H3 platform dram controller init
*
* (C) Copyright 2007-2015 Allwinner Technology Co.
* Jerry Wang <wangflord@allwinnertech.com>
* (C) Copyright 2015 Vishnu Patekar <vishnupatekar0510@gmail.com>
* (C) Copyright 2015 Hans de Goede <hdegoede@redhat.com>
* (C) Copyright 2015 Jens Kuske <jenskuske@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/dram.h>
#include <linux/kconfig.h>
struct dram_para {
u32 read_delays;
u32 write_delays;
u16 page_size;
u8 bus_width;
u8 dual_rank;
u8 row_bits;
};
static inline int ns_to_t(int nanoseconds)
{
const unsigned int ctrl_freq = CONFIG_DRAM_CLK / 2;
return DIV_ROUND_UP(ctrl_freq * nanoseconds, 1000);
}
static u32 bin_to_mgray(int val)
{
static const u8 lookup_table[32] = {
0x00, 0x01, 0x02, 0x03, 0x06, 0x07, 0x04, 0x05,
0x0c, 0x0d, 0x0e, 0x0f, 0x0a, 0x0b, 0x08, 0x09,
0x18, 0x19, 0x1a, 0x1b, 0x1e, 0x1f, 0x1c, 0x1d,
0x14, 0x15, 0x16, 0x17, 0x12, 0x13, 0x10, 0x11,
};
return lookup_table[clamp(val, 0, 31)];
}
static int mgray_to_bin(u32 val)
{
static const u8 lookup_table[32] = {
0x00, 0x01, 0x02, 0x03, 0x06, 0x07, 0x04, 0x05,
0x0e, 0x0f, 0x0c, 0x0d, 0x08, 0x09, 0x0a, 0x0b,
0x1e, 0x1f, 0x1c, 0x1d, 0x18, 0x19, 0x1a, 0x1b,
0x10, 0x11, 0x12, 0x13, 0x16, 0x17, 0x14, 0x15,
};
return lookup_table[val & 0x1f];
}
static void mctl_phy_init(u32 val)
{
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
writel(val | PIR_INIT, &mctl_ctl->pir);
mctl_await_completion(&mctl_ctl->pgsr[0], PGSR_INIT_DONE, 0x1);
}
static void mctl_dq_delay(u32 read, u32 write)
{
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
int i, j;
u32 val;
for (i = 0; i < 4; i++) {
val = DATX_IOCR_WRITE_DELAY((write >> (i * 4)) & 0xf) |
DATX_IOCR_READ_DELAY((read >> (i * 4)) & 0xf);
for (j = DATX_IOCR_DQ(0); j <= DATX_IOCR_DM; j++)
setbits_le32(&mctl_ctl->datx[i].iocr[j], val);
}
clrbits_le32(&mctl_ctl->pgcr[0], 1 << 26);
for (i = 0; i < 4; i++) {
val = DATX_IOCR_WRITE_DELAY((write >> (16 + i * 4)) & 0xf) |
DATX_IOCR_READ_DELAY((read >> (16 + i * 4)) & 0xf);
setbits_le32(&mctl_ctl->datx[i].iocr[DATX_IOCR_DQS], val);
setbits_le32(&mctl_ctl->datx[i].iocr[DATX_IOCR_DQSN], val);
}
setbits_le32(&mctl_ctl->pgcr[0], 1 << 26);
udelay(1);
}
static void mctl_set_master_priority(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(0x00010190, &mctl_com->bwcr);
/* set cpu high priority */
writel(0x00000001, &mctl_com->mapr);
writel(0x0200000d, &mctl_com->mcr[0][0]);
writel(0x00800100, &mctl_com->mcr[0][1]);
writel(0x06000009, &mctl_com->mcr[1][0]);
writel(0x01000400, &mctl_com->mcr[1][1]);
writel(0x0200000d, &mctl_com->mcr[2][0]);
writel(0x00600100, &mctl_com->mcr[2][1]);
writel(0x0100000d, &mctl_com->mcr[3][0]);
writel(0x00200080, &mctl_com->mcr[3][1]);
writel(0x07000009, &mctl_com->mcr[4][0]);
writel(0x01000640, &mctl_com->mcr[4][1]);
writel(0x0100000d, &mctl_com->mcr[5][0]);
writel(0x00200080, &mctl_com->mcr[5][1]);
writel(0x01000009, &mctl_com->mcr[6][0]);
writel(0x00400080, &mctl_com->mcr[6][1]);
writel(0x0100000d, &mctl_com->mcr[7][0]);
writel(0x00400080, &mctl_com->mcr[7][1]);
writel(0x0100000d, &mctl_com->mcr[8][0]);
writel(0x00400080, &mctl_com->mcr[8][1]);
writel(0x04000009, &mctl_com->mcr[9][0]);
writel(0x00400100, &mctl_com->mcr[9][1]);
writel(0x2000030d, &mctl_com->mcr[10][0]);
writel(0x04001800, &mctl_com->mcr[10][1]);
writel(0x04000009, &mctl_com->mcr[11][0]);
writel(0x00400120, &mctl_com->mcr[11][1]);
}
static void mctl_set_timing_params(struct dram_para *para)
{
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
u8 tccd = 2;
u8 tfaw = ns_to_t(50);
u8 trrd = max(ns_to_t(10), 4);
u8 trcd = ns_to_t(15);
u8 trc = ns_to_t(53);
u8 txp = max(ns_to_t(8), 3);
u8 twtr = max(ns_to_t(8), 4);
u8 trtp = max(ns_to_t(8), 4);
u8 twr = max(ns_to_t(15), 3);
u8 trp = ns_to_t(15);
u8 tras = ns_to_t(38);
u16 trefi = ns_to_t(7800) / 32;
u16 trfc = ns_to_t(350);
u8 tmrw = 0;
u8 tmrd = 4;
u8 tmod = 12;
u8 tcke = 3;
u8 tcksrx = 5;
u8 tcksre = 5;
u8 tckesr = 4;
u8 trasmax = 24;
u8 tcl = 6; /* CL 12 */
u8 tcwl = 4; /* CWL 8 */
u8 t_rdata_en = 4;
u8 wr_latency = 2;
u32 tdinit0 = (500 * CONFIG_DRAM_CLK) + 1; /* 500us */
u32 tdinit1 = (360 * CONFIG_DRAM_CLK) / 1000 + 1; /* 360ns */
u32 tdinit2 = (200 * CONFIG_DRAM_CLK) + 1; /* 200us */
u32 tdinit3 = (1 * CONFIG_DRAM_CLK) + 1; /* 1us */
u8 twtp = tcwl + 2 + twr; /* WL + BL / 2 + tWR */
u8 twr2rd = tcwl + 2 + twtr; /* WL + BL / 2 + tWTR */
u8 trd2wr = tcl + 2 + 1 - tcwl; /* RL + BL / 2 + 2 - WL */
/* set mode register */
writel(0x1c70, &mctl_ctl->mr[0]); /* CL=11, WR=12 */
writel(0x40, &mctl_ctl->mr[1]);
writel(0x18, &mctl_ctl->mr[2]); /* CWL=8 */
writel(0x0, &mctl_ctl->mr[3]);
/* set DRAM timing */
writel(DRAMTMG0_TWTP(twtp) | DRAMTMG0_TFAW(tfaw) |
DRAMTMG0_TRAS_MAX(trasmax) | DRAMTMG0_TRAS(tras),
&mctl_ctl->dramtmg[0]);
writel(DRAMTMG1_TXP(txp) | DRAMTMG1_TRTP(trtp) | DRAMTMG1_TRC(trc),
&mctl_ctl->dramtmg[1]);
writel(DRAMTMG2_TCWL(tcwl) | DRAMTMG2_TCL(tcl) |
DRAMTMG2_TRD2WR(trd2wr) | DRAMTMG2_TWR2RD(twr2rd),
&mctl_ctl->dramtmg[2]);
writel(DRAMTMG3_TMRW(tmrw) | DRAMTMG3_TMRD(tmrd) | DRAMTMG3_TMOD(tmod),
&mctl_ctl->dramtmg[3]);
writel(DRAMTMG4_TRCD(trcd) | DRAMTMG4_TCCD(tccd) | DRAMTMG4_TRRD(trrd) |
DRAMTMG4_TRP(trp), &mctl_ctl->dramtmg[4]);
writel(DRAMTMG5_TCKSRX(tcksrx) | DRAMTMG5_TCKSRE(tcksre) |
DRAMTMG5_TCKESR(tckesr) | DRAMTMG5_TCKE(tcke),
&mctl_ctl->dramtmg[5]);
/* set two rank timing */
clrsetbits_le32(&mctl_ctl->dramtmg[8], (0xff << 8) | (0xff << 0),
(0x66 << 8) | (0x10 << 0));
/* set PHY interface timing, write latency and read latency configure */
writel((0x2 << 24) | (t_rdata_en << 16) | (0x1 << 8) |
(wr_latency << 0), &mctl_ctl->pitmg[0]);
/* set PHY timing, PTR0-2 use default */
writel(PTR3_TDINIT0(tdinit0) | PTR3_TDINIT1(tdinit1), &mctl_ctl->ptr[3]);
writel(PTR4_TDINIT2(tdinit2) | PTR4_TDINIT3(tdinit3), &mctl_ctl->ptr[4]);
/* set refresh timing */
writel(RFSHTMG_TREFI(trefi) | RFSHTMG_TRFC(trfc), &mctl_ctl->rfshtmg);
}
static void mctl_zq_calibration(struct dram_para *para)
{
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
int i;
u16 zq_val[6];
u8 val;
writel(0x0a0a0a0a, &mctl_ctl->zqdr[2]);
for (i = 0; i < 6; i++) {
u8 zq = (CONFIG_DRAM_ZQ >> (i * 4)) & 0xf;
writel((zq << 20) | (zq << 16) | (zq << 12) |
(zq << 8) | (zq << 4) | (zq << 0),
&mctl_ctl->zqcr);
writel(PIR_CLRSR, &mctl_ctl->pir);
mctl_phy_init(PIR_ZCAL);
zq_val[i] = readl(&mctl_ctl->zqdr[0]) & 0xff;
writel(REPEAT_BYTE(zq_val[i]), &mctl_ctl->zqdr[2]);
writel(PIR_CLRSR, &mctl_ctl->pir);
mctl_phy_init(PIR_ZCAL);
val = readl(&mctl_ctl->zqdr[0]) >> 24;
zq_val[i] |= bin_to_mgray(mgray_to_bin(val) - 1) << 8;
}
writel((zq_val[1] << 16) | zq_val[0], &mctl_ctl->zqdr[0]);
writel((zq_val[3] << 16) | zq_val[2], &mctl_ctl->zqdr[1]);
writel((zq_val[5] << 16) | zq_val[4], &mctl_ctl->zqdr[2]);
}
static void mctl_set_cr(struct dram_para *para)
{
struct sunxi_mctl_com_reg * const mctl_com =
(struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
writel(MCTL_CR_BL8 | MCTL_CR_2T | MCTL_CR_DDR3 | MCTL_CR_INTERLEAVED |
MCTL_CR_EIGHT_BANKS | MCTL_CR_BUS_WIDTH(para->bus_width) |
(para->dual_rank ? MCTL_CR_DUAL_RANK : MCTL_CR_SINGLE_RANK) |
MCTL_CR_PAGE_SIZE(para->page_size) |
MCTL_CR_ROW_BITS(para->row_bits), &mctl_com->cr);
}
static void mctl_sys_init(struct dram_para *para)
{
struct sunxi_ccm_reg * const ccm =
(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
clrbits_le32(&ccm->mbus0_clk_cfg, MBUS_CLK_GATE);
clrbits_le32(&ccm->mbus_reset, CCM_MBUS_RESET_RESET);
clrbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_MCTL);
clrbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_RESET_OFFSET_MCTL);
clrbits_le32(&ccm->pll5_cfg, CCM_PLL5_CTRL_EN);
udelay(10);
clrbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_RST);
udelay(1000);
clock_set_pll5(CONFIG_DRAM_CLK * 2 * 1000000, false);
clrsetbits_le32(&ccm->dram_clk_cfg,
CCM_DRAMCLK_CFG_DIV_MASK | CCM_DRAMCLK_CFG_SRC_MASK,
CCM_DRAMCLK_CFG_DIV(1) | CCM_DRAMCLK_CFG_SRC_PLL5 |
CCM_DRAMCLK_CFG_UPD);
mctl_await_completion(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_UPD, 0);
setbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_RESET_OFFSET_MCTL);
setbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_MCTL);
setbits_le32(&ccm->mbus_reset, CCM_MBUS_RESET_RESET);
setbits_le32(&ccm->mbus0_clk_cfg, MBUS_CLK_GATE);
setbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_RST);
udelay(10);
writel(0xc00e, &mctl_ctl->clken);
udelay(500);
}
static int mctl_channel_init(struct dram_para *para)
{
struct sunxi_mctl_com_reg * const mctl_com =
(struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
unsigned int i;
mctl_set_cr(para);
mctl_set_timing_params(para);
mctl_set_master_priority();
/* 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);
/* increase DFI_PHY_UPD clock */
writel(PROTECT_MAGIC, &mctl_com->protect);
udelay(100);
clrsetbits_le32(&mctl_ctl->upd2, 0xfff << 16, 0x50 << 16);
writel(0x0, &mctl_com->protect);
udelay(100);
/* set dramc odt */
for (i = 0; i < 4; i++)
clrsetbits_le32(&mctl_ctl->datx[i].gcr, (0x3 << 4) |
(0x1 << 1) | (0x3 << 2) | (0x3 << 12) |
(0x3 << 14),
IS_ENABLED(CONFIG_DRAM_ODT_EN) ? 0x0 : 0x2);
/* AC PDR should always ON */
setbits_le32(&mctl_ctl->aciocr, 0x1 << 1);
/* set DQS auto gating PD mode */
setbits_le32(&mctl_ctl->pgcr[2], 0x3 << 6);
/* dx ddr_clk & hdr_clk dynamic mode */
clrbits_le32(&mctl_ctl->pgcr[0], (0x3 << 14) | (0x3 << 12));
/* dphy & aphy phase select 270 degree */
clrsetbits_le32(&mctl_ctl->pgcr[2], (0x3 << 10) | (0x3 << 8),
(0x1 << 10) | (0x2 << 8));
/* set half DQ */
if (para->bus_width != 32) {
writel(0x0, &mctl_ctl->datx[2].gcr);
writel(0x0, &mctl_ctl->datx[3].gcr);
}
/* data training configuration */
clrsetbits_le32(&mctl_ctl->dtcr, 0xf << 24,
(para->dual_rank ? 0x3 : 0x1) << 24);
if (para->read_delays || para->write_delays) {
mctl_dq_delay(para->read_delays, para->write_delays);
udelay(50);
}
mctl_zq_calibration(para);
mctl_phy_init(PIR_PLLINIT | PIR_DCAL | PIR_PHYRST | PIR_DRAMRST |
PIR_DRAMINIT | PIR_QSGATE);
/* detect ranks and bus width */
if (readl(&mctl_ctl->pgsr[0]) & (0xfe << 20)) {
/* only one rank */
if (((readl(&mctl_ctl->datx[0].gsr[0]) >> 24) & 0x2) ||
((readl(&mctl_ctl->datx[1].gsr[0]) >> 24) & 0x2)) {
clrsetbits_le32(&mctl_ctl->dtcr, 0xf << 24, 0x1 << 24);
para->dual_rank = 0;
}
/* only half DQ width */
if (((readl(&mctl_ctl->datx[2].gsr[0]) >> 24) & 0x1) ||
((readl(&mctl_ctl->datx[3].gsr[0]) >> 24) & 0x1)) {
writel(0x0, &mctl_ctl->datx[2].gcr);
writel(0x0, &mctl_ctl->datx[3].gcr);
para->bus_width = 16;
}
mctl_set_cr(para);
udelay(20);
/* re-train */
mctl_phy_init(PIR_QSGATE);
if (readl(&mctl_ctl->pgsr[0]) & (0xfe << 20))
return 1;
}
/* check the dramc status */
mctl_await_completion(&mctl_ctl->statr, 0x1, 0x1);
/* liuke added for refresh debug */
setbits_le32(&mctl_ctl->rfshctl0, 0x1 << 31);
udelay(10);
clrbits_le32(&mctl_ctl->rfshctl0, 0x1 << 31);
udelay(10);
/* set PGCR3, CKE polarity */
writel(0x00aa0060, &mctl_ctl->pgcr[3]);
/* power down zq calibration module for power save */
setbits_le32(&mctl_ctl->zqcr, ZQCR_PWRDOWN);
/* enable master access */
writel(0xffffffff, &mctl_com->maer);
return 0;
}
static void mctl_auto_detect_dram_size(struct dram_para *para)
{
/* detect row address bits */
para->page_size = 512;
para->row_bits = 16;
mctl_set_cr(para);
for (para->row_bits = 11; para->row_bits < 16; para->row_bits++)
if (mctl_mem_matches((1 << (para->row_bits + 3)) * para->page_size))
break;
/* detect page size */
para->page_size = 8192;
mctl_set_cr(para);
for (para->page_size = 512; para->page_size < 8192; para->page_size *= 2)
if (mctl_mem_matches(para->page_size))
break;
}
unsigned long sunxi_dram_init(void)
{
struct sunxi_mctl_com_reg * const mctl_com =
(struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
struct sunxi_mctl_ctl_reg * const mctl_ctl =
(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
struct dram_para para = {
.read_delays = 0x00007979,
.write_delays = 0x6aaa0000,
.dual_rank = 0,
.bus_width = 32,
.row_bits = 15,
.page_size = 4096,
};
mctl_sys_init(&para);
if (mctl_channel_init(&para))
return 0;
if (para.dual_rank)
writel(0x00000303, &mctl_ctl->odtmap);
else
writel(0x00000201, &mctl_ctl->odtmap);
udelay(1);
/* odt delay */
writel(0x0c000400, &mctl_ctl->odtcfg);
/* clear credit value */
setbits_le32(&mctl_com->cccr, 1 << 31);
udelay(10);
mctl_auto_detect_dram_size(&para);
mctl_set_cr(&para);
return (1 << (para.row_bits + 3)) * para.page_size *
(para.dual_rank ? 2 : 1);
}

3
arch/arm/include/asm/arch-sunxi/clock_sun6i.h
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@ -282,6 +282,9 @@ struct sunxi_ccm_reg {
#define CCM_DRAMCLK_CFG_DIV_MASK (0xf << 0)
#define CCM_DRAMCLK_CFG_DIV0(x) ((x - 1) << 8)
#define CCM_DRAMCLK_CFG_DIV0_MASK (0xf << 8)
#define CCM_DRAMCLK_CFG_SRC_PLL5 (0x0 << 20)
#define CCM_DRAMCLK_CFG_SRC_PLL6x2 (0x1 << 20)
#define CCM_DRAMCLK_CFG_SRC_MASK (0x3 << 20)
#define CCM_DRAMCLK_CFG_UPD (0x1 << 16)
#define CCM_DRAMCLK_CFG_RST (0x1 << 31)

2
arch/arm/include/asm/arch-sunxi/dram.h
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@ -22,6 +22,8 @@
#include <asm/arch/dram_sun8i_a23.h>
#elif defined(CONFIG_MACH_SUN8I_A33)
#include <asm/arch/dram_sun8i_a33.h>
#elif defined(CONFIG_MACH_SUN8I_H3)
#include <asm/arch/dram_sun8i_h3.h>
#else
#include <asm/arch/dram_sun4i.h>
#endif

185
arch/arm/include/asm/arch-sunxi/dram_sun8i_h3.h
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@ -0,0 +1,185 @@
/*
* sun8i H3 platform dram controller register and constant defines
*
* (C) Copyright 2007-2015 Allwinner Technology Co.
* Jerry Wang <wangflord@allwinnertech.com>
* (C) Copyright 2015 Vishnu Patekar <vishnupatekar0510@gmail.com>
* (C) Copyright 2014-2015 Hans de Goede <hdegoede@redhat.com>
* (C) Copyright 2015 Jens Kuske <jenskuske@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _SUNXI_DRAM_SUN8I_H3_H
#define _SUNXI_DRAM_SUN8I_H3_H
struct sunxi_mctl_com_reg {
u32 cr; /* 0x00 control register */
u8 res0[0xc]; /* 0x04 */
u32 mcr[16][2]; /* 0x10 */
u32 bwcr; /* 0x90 bandwidth control register */
u32 maer; /* 0x94 master enable register */
u32 mapr; /* 0x98 master priority register */
u32 mcgcr; /* 0x9c */
u32 cpu_bwcr; /* 0xa0 */
u32 gpu_bwcr; /* 0xa4 */
u32 ve_bwcr; /* 0xa8 */
u32 disp_bwcr; /* 0xac */
u32 other_bwcr; /* 0xb0 */
u32 total_bwcr; /* 0xb4 */
u8 res1[0x8]; /* 0xb8 */
u32 swonr; /* 0xc0 */
u32 swoffr; /* 0xc4 */
u8 res2[0x8]; /* 0xc8 */
u32 cccr; /* 0xd0 */
u8 res3[0x72c]; /* 0xd4 */
u32 protect; /* 0x800 */
};
#define MCTL_CR_BL8 (0x4 << 20)
#define MCTL_CR_1T (0x1 << 19)
#define MCTL_CR_2T (0x0 << 19)
#define MCTL_CR_LPDDR3 (0x7 << 16)
#define MCTL_CR_LPDDR2 (0x6 << 16)
#define MCTL_CR_DDR3 (0x3 << 16)
#define MCTL_CR_DDR2 (0x2 << 16)
#define MCTL_CR_SEQUENTIAL (0x1 << 15)
#define MCTL_CR_INTERLEAVED (0x0 << 15)
#define MCTL_CR_32BIT (0x1 << 12)
#define MCTL_CR_16BIT (0x0 << 12)
#define MCTL_CR_BUS_WIDTH(x) ((x) == 32 ? MCTL_CR_32BIT : MCTL_CR_16BIT)
#define MCTL_CR_PAGE_SIZE(x) ((fls(x) - 4) << 8)
#define MCTL_CR_ROW_BITS(x) (((x) - 1) << 4)
#define MCTL_CR_EIGHT_BANKS (0x1 << 2)
#define MCTL_CR_FOUR_BANKS (0x0 << 2)
#define MCTL_CR_DUAL_RANK (0x1 << 0)
#define MCTL_CR_SINGLE_RANK (0x0 << 0)
#define PROTECT_MAGIC (0x94be6fa3)
struct sunxi_mctl_ctl_reg {
u32 pir; /* 0x00 PHY initialization register */
u32 pwrctl; /* 0x04 */
u32 mrctrl; /* 0x08 */
u32 clken; /* 0x0c */
u32 pgsr[2]; /* 0x10 PHY general status registers */
u32 statr; /* 0x18 */
u8 res1[0x14]; /* 0x1c */
u32 mr[4]; /* 0x30 mode registers */
u32 pllgcr; /* 0x40 */
u32 ptr[5]; /* 0x44 PHY timing registers */
u32 dramtmg[9]; /* 0x58 DRAM timing registers */
u32 odtcfg; /* 0x7c */
u32 pitmg[2]; /* 0x80 PHY interface timing registers */
u8 res2[0x4]; /* 0x88 */
u32 rfshctl0; /* 0x8c */
u32 rfshtmg; /* 0x90 refresh timing */
u32 rfshctl1; /* 0x94 */
u32 pwrtmg; /* 0x98 */
u8 res3[0x20]; /* 0x9c */
u32 dqsgmr; /* 0xbc */
u32 dtcr; /* 0xc0 */
u32 dtar[4]; /* 0xc4 */
u32 dtdr[2]; /* 0xd4 */
u32 dtmr[2]; /* 0xdc */
u32 dtbmr; /* 0xe4 */
u32 catr[2]; /* 0xe8 */
u32 dtedr[2]; /* 0xf0 */
u8 res4[0x8]; /* 0xf8 */
u32 pgcr[4]; /* 0x100 PHY general configuration registers */
u32 iovcr[2]; /* 0x110 */
u32 dqsdr; /* 0x118 */
u32 dxccr; /* 0x11c */
u32 odtmap; /* 0x120 */
u32 zqctl[2]; /* 0x124 */
u8 res6[0x14]; /* 0x12c */
u32 zqcr; /* 0x140 ZQ control register */
u32 zqsr; /* 0x144 ZQ status register */
u32 zqdr[3]; /* 0x148 ZQ data registers */
u8 res7[0x6c]; /* 0x154 */
u32 sched; /* 0x1c0 */
u32 perfhpr[2]; /* 0x1c4 */
u32 perflpr[2]; /* 0x1cc */
u32 perfwr[2]; /* 0x1d4 */
u8 res8[0x2c]; /* 0x1dc */
u32 aciocr; /* 0x208 */
u8 res9[0xf4]; /* 0x20c */
struct { /* 0x300 DATX8 modules*/
u32 mdlr; /* 0x00 */
u32 lcdlr[3]; /* 0x04 */
u32 iocr[11]; /* 0x10 IO configuration register */
u32 bdlr6; /* 0x3c */
u32 gtr; /* 0x40 */
u32 gcr; /* 0x44 */
u32 gsr[3]; /* 0x48 */
u8 res0[0x2c]; /* 0x54 */
} datx[4];
u8 res10[0x388]; /* 0x500 */
u32 upd2; /* 0x888 */
};
#define PTR3_TDINIT1(x) ((x) << 20)
#define PTR3_TDINIT0(x) ((x) << 0)
#define PTR4_TDINIT3(x) ((x) << 20)
#define PTR4_TDINIT2(x) ((x) << 0)
#define DRAMTMG0_TWTP(x) ((x) << 24)
#define DRAMTMG0_TFAW(x) ((x) << 16)
#define DRAMTMG0_TRAS_MAX(x) ((x) << 8)
#define DRAMTMG0_TRAS(x) ((x) << 0)
#define DRAMTMG1_TXP(x) ((x) << 16)
#define DRAMTMG1_TRTP(x) ((x) << 8)
#define DRAMTMG1_TRC(x) ((x) << 0)
#define DRAMTMG2_TCWL(x) ((x) << 24)
#define DRAMTMG2_TCL(x) ((x) << 16)
#define DRAMTMG2_TRD2WR(x) ((x) << 8)
#define DRAMTMG2_TWR2RD(x) ((x) << 0)
#define DRAMTMG3_TMRW(x) ((x) << 16)
#define DRAMTMG3_TMRD(x) ((x) << 12)
#define DRAMTMG3_TMOD(x) ((x) << 0)
#define DRAMTMG4_TRCD(x) ((x) << 24)
#define DRAMTMG4_TCCD(x) ((x) << 16)
#define DRAMTMG4_TRRD(x) ((x) << 8)
#define DRAMTMG4_TRP(x) ((x) << 0)
#define DRAMTMG5_TCKSRX(x) ((x) << 24)
#define DRAMTMG5_TCKSRE(x) ((x) << 16)
#define DRAMTMG5_TCKESR(x) ((x) << 8)
#define DRAMTMG5_TCKE(x) ((x) << 0)
#define RFSHTMG_TREFI(x) ((x) << 16)
#define RFSHTMG_TRFC(x) ((x) << 0)
#define PIR_CLRSR (0x1 << 27) /* clear status registers */
#define PIR_QSGATE (0x1 << 10) /* Read DQS gate training */
#define PIR_DRAMINIT (0x1 << 8) /* DRAM initialization */
#define PIR_DRAMRST (0x1 << 7) /* DRAM reset */
#define PIR_PHYRST (0x1 << 6) /* PHY reset */
#define PIR_DCAL (0x1 << 5) /* DDL calibration */
#define PIR_PLLINIT (0x1 << 4) /* PLL initialization */
#define PIR_ZCAL (0x1 << 1) /* ZQ calibration */
#define PIR_INIT (0x1 << 0) /* PHY initialization trigger */
#define PGSR_INIT_DONE (0x1 << 0) /* PHY init done */
#define ZQCR_PWRDOWN (0x1 << 31) /* ZQ power down */
#define DATX_IOCR_DQ(x) (x) /* DQ0-7 IOCR index */
#define DATX_IOCR_DM (8) /* DM IOCR index */
#define DATX_IOCR_DQS (9) /* DQS IOCR index */
#define DATX_IOCR_DQSN (10) /* DQSN IOCR index */
#define DATX_IOCR_WRITE_DELAY(x) ((x) << 8)
#define DATX_IOCR_READ_DELAY(x) ((x) << 0)
#endif /* _SUNXI_DRAM_SUN8I_H3_H */

1
board/sunxi/Kconfig
Unescape View File

@ -72,6 +72,7 @@ config MACH_SUN8I_H3
bool "sun8i (Allwinner H3)"
select CPU_V7
select SUNXI_GEN_SUN6I
select SUPPORT_SPL
config MACH_SUN9I
bool "sun9i (Allwinner A80)"

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