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-rw-r--r--board/data_modul/common/common.c18
-rw-r--r--board/data_modul/imx8mp_edm_sbc/lpddr4_timing_4G_32.c175
-rw-r--r--board/data_modul/imx8mp_edm_sbc/spl.c5
3 files changed, 124 insertions, 74 deletions
diff --git a/board/data_modul/common/common.c b/board/data_modul/common/common.c
index bf9a11472d..a6761c21d4 100644
--- a/board/data_modul/common/common.c
+++ b/board/data_modul/common/common.c
@@ -30,6 +30,8 @@ DECLARE_GLOBAL_DATA_PTR;
#define WDOG_PAD_CTRL (PAD_CTL_DSE6 | PAD_CTL_ODE | PAD_CTL_PUE | PAD_CTL_PE)
+#define DDRC_ECCCFG0_ECC_MODE_MASK 0x7
+
u8 dmo_get_memcfg(void)
{
struct gpio_desc gpio[4];
@@ -58,8 +60,16 @@ u8 dmo_get_memcfg(void)
int board_phys_sdram_size(phys_size_t *size)
{
u8 memcfg = dmo_get_memcfg();
+ u8 ecc = 0;
+
+ *size = 4ULL >> ((memcfg >> 1) & 0x3);
+
+ if (IS_ENABLED(CONFIG_IMX8M_DRAM_INLINE_ECC)) {
+ /* 896 MiB, i.e. 1 GiB without 12.5% reserved for in-band ECC */
+ ecc = readl(DDRC_ECCCFG0(0)) & DDRC_ECCCFG0_ECC_MODE_MASK;
+ }
- *size = (4ULL >> ((memcfg >> 1) & 0x3)) * SZ_1G;
+ *size *= SZ_1G - (ecc ? (SZ_1G / 8) : 0);
return 0;
}
@@ -100,6 +110,12 @@ static void spl_dram_init(struct dram_timing_info *dram_timing_info[8])
}
ddr_init(dram_timing_info[memcfg]);
+
+ if (IS_ENABLED(CONFIG_IMX8M_DRAM_INLINE_ECC)) {
+ printf("DDR: Inline ECC %sabled\n",
+ (readl(DDRC_ECCCFG0(0)) & DDRC_ECCCFG0_ECC_MODE_MASK) ?
+ "en" : "dis");
+ }
}
void dmo_board_init_f(const iomux_v3_cfg_t wdog_pad,
diff --git a/board/data_modul/imx8mp_edm_sbc/lpddr4_timing_4G_32.c b/board/data_modul/imx8mp_edm_sbc/lpddr4_timing_4G_32.c
index 04cef3a8b9..0ad40002d4 100644
--- a/board/data_modul/imx8mp_edm_sbc/lpddr4_timing_4G_32.c
+++ b/board/data_modul/imx8mp_edm_sbc/lpddr4_timing_4G_32.c
@@ -19,47 +19,66 @@ static struct dram_cfg_param ddr_ddrc_cfg[] = {
{ 0x3d400030, 0x1 },
{ 0x3d400000, 0xa3080020 },
{ 0x3d400020, 0x1303 },
- { 0x3d400024, 0x1c79100 },
+ { 0x3d400024, 0x1c7cf80 },
{ 0x3d400064, 0x710106 },
+#if IS_ENABLED(CONFIG_IMX8M_DRAM_INLINE_ECC)
+ { 0x3d400070, 0x7027fd4 },
+#else
{ 0x3d400070, 0x7027f90 },
+#endif
{ 0x3d400074, 0x790 },
- { 0x3d4000d0, 0xc0030720 },
+ { 0x3d4000d0, 0xc0030721 },
{ 0x3d4000d4, 0xb80000 },
- { 0x3d4000dc, 0xe40036 },
- { 0x3d4000e0, 0x330000 },
+ { 0x3d4000dc, 0xf4003f },
+ { 0x3d4000e0, 0xf30000 },
{ 0x3d4000e8, 0x660048 },
{ 0x3d4000ec, 0x160048 },
- { 0x3d400100, 0x1e262028 },
- { 0x3d400104, 0x7073b },
+ { 0x3d400100, 0x1f262028 },
+ { 0x3d400104, 0x8083b },
{ 0x3d40010c, 0xe0e000 },
{ 0x3d400110, 0x11040a11 },
- { 0x3d400114, 0x2050e0e },
- { 0x3d400118, 0x1010008 },
- { 0x3d40011c, 0x501 },
- { 0x3d400130, 0x20700 },
+ { 0x3d400114, 0x2050f0f },
+ { 0x3d400118, 0x1010009 },
+ { 0x3d40011c, 0x502 },
+ { 0x3d400130, 0x20800 },
{ 0x3d400134, 0xe100002 },
{ 0x3d400138, 0x10d },
{ 0x3d400144, 0xbb005e },
- { 0x3d400180, 0x3a5001c },
- { 0x3d400184, 0x2f071e5 },
+ { 0x3d400180, 0x3a6001d },
+ { 0x3d400184, 0x2f071f4 },
{ 0x3d400188, 0x0 },
- { 0x3d400190, 0x49b820c },
+ { 0x3d400190, 0x4a3820e },
{ 0x3d400194, 0x80303 },
- { 0x3d4001b4, 0x1b0c },
+ { 0x3d4001b4, 0x230e },
{ 0x3d4001a0, 0xe0400018 },
{ 0x3d4001a4, 0xdf00e4 },
{ 0x3d4001a8, 0x80000000 },
{ 0x3d4001b0, 0x11 },
- { 0x3d4001c0, 0x1 },
+ { 0x3d4001c0, 0x7 },
{ 0x3d4001c4, 0x1 },
- { 0x3d4000f4, 0xc99 },
- { 0x3d400108, 0x810191a },
+ { 0x3d4000f4, 0x799 },
+ { 0x3d400108, 0x9141c1c },
+#if IS_ENABLED(CONFIG_IMX8M_DRAM_INLINE_ECC)
+ { 0x3d400200, 0x14 },
+#else
{ 0x3d400200, 0x17 },
+#endif
+ { 0x3d400208, 0x0 },
+#if IS_ENABLED(CONFIG_IMX8M_DRAM_INLINE_ECC)
+ { 0x3d40020c, 0x14141400 },
+#else
{ 0x3d40020c, 0x0 },
+#endif
{ 0x3d400210, 0x1f1f },
+#if IS_ENABLED(CONFIG_IMX8M_DRAM_INLINE_ECC)
+ { 0x3d400204, 0x50505 },
+ { 0x3d400214, 0x4040404 },
+ { 0x3d400218, 0x4040404 },
+#else
{ 0x3d400204, 0x80808 },
{ 0x3d400214, 0x7070707 },
{ 0x3d400218, 0x7070707 },
+#endif
{ 0x3d40021c, 0xf0f },
{ 0x3d400250, 0x1705 },
{ 0x3d400254, 0x2c },
@@ -78,7 +97,7 @@ static struct dram_cfg_param ddr_ddrc_cfg[] = {
{ 0x3d402050, 0x20d000 },
{ 0x3d402064, 0xc001c },
{ 0x3d4020dc, 0x840000 },
- { 0x3d4020e0, 0x330000 },
+ { 0x3d4020e0, 0xf30000 },
{ 0x3d4020e8, 0x660048 },
{ 0x3d4020ec, 0x160048 },
{ 0x3d402100, 0xa040305 },
@@ -88,7 +107,7 @@ static struct dram_cfg_param ddr_ddrc_cfg[] = {
{ 0x3d402110, 0x2040202 },
{ 0x3d402114, 0x2030202 },
{ 0x3d402118, 0x1010004 },
- { 0x3d40211c, 0x301 },
+ { 0x3d40211c, 0x302 },
{ 0x3d402130, 0x20300 },
{ 0x3d402134, 0xa100002 },
{ 0x3d402138, 0x1d },
@@ -97,13 +116,13 @@ static struct dram_cfg_param ddr_ddrc_cfg[] = {
{ 0x3d402190, 0x3818200 },
{ 0x3d402194, 0x80303 },
{ 0x3d4021b4, 0x100 },
- { 0x3d4020f4, 0xc99 },
+ { 0x3d4020f4, 0x599 },
{ 0x3d403020, 0x1001 },
{ 0x3d403024, 0xc3500 },
{ 0x3d403050, 0x20d000 },
{ 0x3d403064, 0x30007 },
{ 0x3d4030dc, 0x840000 },
- { 0x3d4030e0, 0x330000 },
+ { 0x3d4030e0, 0xf30000 },
{ 0x3d4030e8, 0x660048 },
{ 0x3d4030ec, 0x160048 },
{ 0x3d403100, 0xa010102 },
@@ -113,7 +132,7 @@ static struct dram_cfg_param ddr_ddrc_cfg[] = {
{ 0x3d403110, 0x2040202 },
{ 0x3d403114, 0x2030202 },
{ 0x3d403118, 0x1010004 },
- { 0x3d40311c, 0x301 },
+ { 0x3d40311c, 0x302 },
{ 0x3d403130, 0x20300 },
{ 0x3d403134, 0xa100002 },
{ 0x3d403138, 0x8 },
@@ -122,7 +141,7 @@ static struct dram_cfg_param ddr_ddrc_cfg[] = {
{ 0x3d403190, 0x3818200 },
{ 0x3d403194, 0x80303 },
{ 0x3d4031b4, 0x100 },
- { 0x3d4030f4, 0xc99 },
+ { 0x3d4030f4, 0x599 },
{ 0x3d400028, 0x0 },
};
@@ -260,16 +279,16 @@ static struct dram_cfg_param ddr_ddrphy_cfg[] = {
{ 0x212149, 0xeba },
{ 0x213049, 0xeba },
{ 0x213149, 0xeba },
- { 0x43, 0xe7 },
- { 0x1043, 0xe7 },
- { 0x2043, 0xe7 },
- { 0x3043, 0xe7 },
- { 0x4043, 0xe7 },
- { 0x5043, 0xe7 },
- { 0x6043, 0xe7 },
- { 0x7043, 0xe7 },
- { 0x8043, 0xe7 },
- { 0x9043, 0xe7 },
+ { 0x43, 0x3ff },
+ { 0x1043, 0x3ff },
+ { 0x2043, 0x3ff },
+ { 0x3043, 0x3ff },
+ { 0x4043, 0x3ff },
+ { 0x5043, 0x3ff },
+ { 0x6043, 0x3ff },
+ { 0x7043, 0x3ff },
+ { 0x8043, 0x3ff },
+ { 0x9043, 0x3ff },
{ 0x20018, 0x3 },
{ 0x20075, 0x4 },
{ 0x20050, 0x0 },
@@ -319,19 +338,15 @@ static struct dram_cfg_param ddr_ddrphy_cfg[] = {
{ 0x200f6, 0x0 },
{ 0x200f7, 0xf000 },
{ 0x20025, 0x0 },
- { 0x2002d, 0x0 },
- { 0x12002d, 0x0 },
- { 0x22002d, 0x0 },
+ { 0x2002d, 0x1 },
+ { 0x12002d, 0x1 },
+ { 0x22002d, 0x1 },
{ 0x2007d, 0x212 },
{ 0x12007d, 0x212 },
{ 0x22007d, 0x212 },
{ 0x2007c, 0x61 },
{ 0x12007c, 0x61 },
{ 0x22007c, 0x61 },
- { 0x1004a, 0x500 },
- { 0x1104a, 0x500 },
- { 0x1204a, 0x500 },
- { 0x1304a, 0x500 },
{ 0x2002c, 0x0 },
};
@@ -1061,7 +1076,7 @@ static struct dram_cfg_param ddr_ddrphy_trained_csr[] = {
/* P0 message block paremeter for training firmware */
static struct dram_cfg_param ddr_fsp0_cfg[] = {
{ 0xd0000, 0x0 },
- { 0x54003, 0xe94 },
+ { 0x54003, 0xe96 },
{ 0x54004, 0x2 },
{ 0x54005, 0x2228 },
{ 0x54006, 0x14 },
@@ -1070,26 +1085,26 @@ static struct dram_cfg_param ddr_fsp0_cfg[] = {
{ 0x5400b, 0x2 },
{ 0x5400f, 0x100 },
{ 0x54012, 0x310 },
- { 0x54019, 0x36e4 },
- { 0x5401a, 0x33 },
+ { 0x54019, 0x3ff4 },
+ { 0x5401a, 0xf3 },
{ 0x5401b, 0x4866 },
{ 0x5401c, 0x4800 },
{ 0x5401e, 0x16 },
- { 0x5401f, 0x36e4 },
- { 0x54020, 0x33 },
+ { 0x5401f, 0x3ff4 },
+ { 0x54020, 0xf3 },
{ 0x54021, 0x4866 },
{ 0x54022, 0x4800 },
{ 0x54024, 0x16 },
{ 0x5402b, 0x1000 },
{ 0x5402c, 0x3 },
- { 0x54032, 0xe400 },
- { 0x54033, 0x3336 },
+ { 0x54032, 0xf400 },
+ { 0x54033, 0xf33f },
{ 0x54034, 0x6600 },
{ 0x54035, 0x48 },
{ 0x54036, 0x48 },
{ 0x54037, 0x1600 },
- { 0x54038, 0xe400 },
- { 0x54039, 0x3336 },
+ { 0x54038, 0xf400 },
+ { 0x54039, 0xf33f },
{ 0x5403a, 0x6600 },
{ 0x5403b, 0x48 },
{ 0x5403c, 0x48 },
@@ -1111,25 +1126,25 @@ static struct dram_cfg_param ddr_fsp1_cfg[] = {
{ 0x5400f, 0x100 },
{ 0x54012, 0x310 },
{ 0x54019, 0x84 },
- { 0x5401a, 0x33 },
+ { 0x5401a, 0xf3 },
{ 0x5401b, 0x4866 },
{ 0x5401c, 0x4800 },
{ 0x5401e, 0x16 },
{ 0x5401f, 0x84 },
- { 0x54020, 0x33 },
+ { 0x54020, 0xf3 },
{ 0x54021, 0x4866 },
{ 0x54022, 0x4800 },
{ 0x54024, 0x16 },
{ 0x5402b, 0x1000 },
{ 0x5402c, 0x3 },
{ 0x54032, 0x8400 },
- { 0x54033, 0x3300 },
+ { 0x54033, 0xf300 },
{ 0x54034, 0x6600 },
{ 0x54035, 0x48 },
{ 0x54036, 0x48 },
{ 0x54037, 0x1600 },
{ 0x54038, 0x8400 },
- { 0x54039, 0x3300 },
+ { 0x54039, 0xf300 },
{ 0x5403a, 0x6600 },
{ 0x5403b, 0x48 },
{ 0x5403c, 0x48 },
@@ -1151,25 +1166,25 @@ static struct dram_cfg_param ddr_fsp2_cfg[] = {
{ 0x5400f, 0x100 },
{ 0x54012, 0x310 },
{ 0x54019, 0x84 },
- { 0x5401a, 0x33 },
+ { 0x5401a, 0xf3 },
{ 0x5401b, 0x4866 },
{ 0x5401c, 0x4800 },
{ 0x5401e, 0x16 },
{ 0x5401f, 0x84 },
- { 0x54020, 0x33 },
+ { 0x54020, 0xf3 },
{ 0x54021, 0x4866 },
{ 0x54022, 0x4800 },
{ 0x54024, 0x16 },
{ 0x5402b, 0x1000 },
{ 0x5402c, 0x3 },
{ 0x54032, 0x8400 },
- { 0x54033, 0x3300 },
+ { 0x54033, 0xf300 },
{ 0x54034, 0x6600 },
{ 0x54035, 0x48 },
{ 0x54036, 0x48 },
{ 0x54037, 0x1600 },
{ 0x54038, 0x8400 },
- { 0x54039, 0x3300 },
+ { 0x54039, 0xf300 },
{ 0x5403a, 0x6600 },
{ 0x5403b, 0x48 },
{ 0x5403c, 0x48 },
@@ -1180,7 +1195,7 @@ static struct dram_cfg_param ddr_fsp2_cfg[] = {
/* P0 2D message block paremeter for training firmware */
static struct dram_cfg_param ddr_fsp0_2d_cfg[] = {
{ 0xd0000, 0x0 },
- { 0x54003, 0xe94 },
+ { 0x54003, 0xe96 },
{ 0x54004, 0x2 },
{ 0x54005, 0x2228 },
{ 0x54006, 0x14 },
@@ -1190,26 +1205,26 @@ static struct dram_cfg_param ddr_fsp0_2d_cfg[] = {
{ 0x5400f, 0x100 },
{ 0x54010, 0x1f7f },
{ 0x54012, 0x310 },
- { 0x54019, 0x36e4 },
- { 0x5401a, 0x33 },
+ { 0x54019, 0x3ff4 },
+ { 0x5401a, 0xf3 },
{ 0x5401b, 0x4866 },
{ 0x5401c, 0x4800 },
{ 0x5401e, 0x16 },
- { 0x5401f, 0x36e4 },
- { 0x54020, 0x33 },
+ { 0x5401f, 0x3ff4 },
+ { 0x54020, 0xf3 },
{ 0x54021, 0x4866 },
{ 0x54022, 0x4800 },
{ 0x54024, 0x16 },
{ 0x5402b, 0x1000 },
{ 0x5402c, 0x3 },
- { 0x54032, 0xe400 },
- { 0x54033, 0x3336 },
+ { 0x54032, 0xf400 },
+ { 0x54033, 0xf33f },
{ 0x54034, 0x6600 },
{ 0x54035, 0x48 },
{ 0x54036, 0x48 },
{ 0x54037, 0x1600 },
- { 0x54038, 0xe400 },
- { 0x54039, 0x3336 },
+ { 0x54038, 0xf400 },
+ { 0x54039, 0xf33f },
{ 0x5403a, 0x6600 },
{ 0x5403b, 0x48 },
{ 0x5403c, 0x48 },
@@ -1699,9 +1714,9 @@ static struct dram_cfg_param ddr_phy_pie[] = {
{ 0x400d7, 0x20b },
{ 0x2003a, 0x2 },
{ 0x200be, 0x3 },
- { 0x2000b, 0x419 },
+ { 0x2000b, 0x41a },
{ 0x2000c, 0xe9 },
- { 0x2000d, 0x91c },
+ { 0x2000d, 0x91d },
{ 0x2000e, 0x2c },
{ 0x12000b, 0x70 },
{ 0x12000c, 0x19 },
@@ -1804,8 +1819,8 @@ static struct dram_cfg_param ddr_phy_pie[] = {
static struct dram_fsp_msg ddr_dram_fsp_msg[] = {
{
- /* P0 3733mts 1D */
- .drate = 3733,
+ /* P0 3600mts 1D */
+ .drate = 3600,
.fw_type = FW_1D_IMAGE,
.fsp_cfg = ddr_fsp0_cfg,
.fsp_cfg_num = ARRAY_SIZE(ddr_fsp0_cfg),
@@ -1825,8 +1840,8 @@ static struct dram_fsp_msg ddr_dram_fsp_msg[] = {
.fsp_cfg_num = ARRAY_SIZE(ddr_fsp2_cfg),
},
{
- /* P0 3733mts 2D */
- .drate = 3733,
+ /* P0 3600mts 2D */
+ .drate = 3600,
.fw_type = FW_2D_IMAGE,
.fsp_cfg = ddr_fsp0_2d_cfg,
.fsp_cfg_num = ARRAY_SIZE(ddr_fsp0_2d_cfg),
@@ -1845,5 +1860,19 @@ struct dram_timing_info dmo_imx8mp_sbc_dram_timing_32_32 = {
.ddrphy_trained_csr_num = ARRAY_SIZE(ddr_ddrphy_trained_csr),
.ddrphy_pie = ddr_phy_pie,
.ddrphy_pie_num = ARRAY_SIZE(ddr_phy_pie),
- .fsp_table = { 3733, 400, 100, },
+ .fsp_table = { 3600, 400, 100, },
};
+
+#if IS_ENABLED(CONFIG_IMX8M_DRAM_INLINE_ECC)
+void board_dram_ecc_scrub(void)
+{
+ ddrc_inline_ecc_scrub(0x0,0x7ffffff);
+ ddrc_inline_ecc_scrub(0x8000000,0xfffffff);
+ ddrc_inline_ecc_scrub(0x10000000,0x17ffffff);
+ ddrc_inline_ecc_scrub(0x18000000,0x1fffffff);
+ ddrc_inline_ecc_scrub(0x20000000,0x27ffffff);
+ ddrc_inline_ecc_scrub(0x28000000,0x2fffffff);
+ ddrc_inline_ecc_scrub(0x30000000,0x37ffffff);
+ ddrc_inline_ecc_scrub_end(0x0,0x3fffffff);
+}
+#endif
diff --git a/board/data_modul/imx8mp_edm_sbc/spl.c b/board/data_modul/imx8mp_edm_sbc/spl.c
index cfc4b65e0f..a3600c8568 100644
--- a/board/data_modul/imx8mp_edm_sbc/spl.c
+++ b/board/data_modul/imx8mp_edm_sbc/spl.c
@@ -68,6 +68,11 @@ int data_modul_imx_edm_sbc_board_power_init(void)
/* To avoid timing risk from SoC to ARM, increase VDD_ARM to OD voltage 0.95V */
pmic_reg_write(dev, PCA9450_BUCK2OUT_DVS0, 0x1c);
+ /* DRAM Vdd1 always FPWM */
+ pmic_reg_write(dev, PCA9450_BUCK5CTRL, 0x0d);
+ /* DRAM Vdd2/Vddq always FPWM */
+ pmic_reg_write(dev, PCA9450_BUCK6CTRL, 0x0d);
+
/* Set LDO4 and CONFIG2 to enable the I2C level translator. */
pmic_reg_write(dev, PCA9450_LDO4CTRL, 0x59);
pmic_reg_write(dev, PCA9450_CONFIG2, 0x1);
generated by cgit v1.2.3 (git 2.39.1) at 2025-05-11 13:04:15 +0000