]> git.sur5r.net Git - u-boot/blobdiff - arch/arm/cpu/armv7/omap5/sdram.c
Merge branch 'u-boot-samsung/master' into 'u-boot-arm/master'
[u-boot] / arch / arm / cpu / armv7 / omap5 / sdram.c
index 368b78bf498c06529de158a4786973ae949b69e5..6b461e4846021fee9899e77cbd23ae870382d76a 100644 (file)
@@ -67,6 +67,25 @@ const struct emif_regs emif_regs_532_mhz_2cs = {
        .emif_ddr_ext_phy_ctrl_5        = 0x04010040
 };
 
+const struct emif_regs emif_regs_532_mhz_2cs_es2 = {
+       .sdram_config_init              = 0x80800EBA,
+       .sdram_config                   = 0x808022BA,
+       .ref_ctrl                       = 0x0000081A,
+       .sdram_tim1                     = 0x772F6873,
+       .sdram_tim2                     = 0x304a129a,
+       .sdram_tim3                     = 0x02f7e45f,
+       .read_idle_ctrl                 = 0x00050000,
+       .zq_config                      = 0x100b3215,
+       .temp_alert_config              = 0x08000a05,
+       .emif_ddr_phy_ctlr_1_init       = 0x0E30400d,
+       .emif_ddr_phy_ctlr_1            = 0x0E30400d,
+       .emif_ddr_ext_phy_ctrl_1        = 0x04020080,
+       .emif_ddr_ext_phy_ctrl_2        = 0x28C518A3,
+       .emif_ddr_ext_phy_ctrl_3        = 0x518A3146,
+       .emif_ddr_ext_phy_ctrl_4        = 0x0014628C,
+       .emif_ddr_ext_phy_ctrl_5        = 0xC330CC33,
+};
+
 const struct emif_regs emif_regs_266_mhz_2cs = {
        .sdram_config_init              = 0x80800EBA,
        .sdram_config                   = 0x808022BA,
@@ -86,51 +105,109 @@ const struct emif_regs emif_regs_266_mhz_2cs = {
        .emif_ddr_ext_phy_ctrl_5        = 0x04010040
 };
 
+const struct emif_regs emif_regs_ddr3_532_mhz_1cs = {
+       .sdram_config_init              = 0x61851B32,
+       .sdram_config                   = 0x61851B32,
+       .ref_ctrl                       = 0x00001035,
+       .sdram_tim1                     = 0xCCCF36B3,
+       .sdram_tim2                     = 0x308F7FDA,
+       .sdram_tim3                     = 0x027F88A8,
+       .read_idle_ctrl                 = 0x00050000,
+       .zq_config                      = 0x0007190B,
+       .temp_alert_config              = 0x00000000,
+       .emif_ddr_phy_ctlr_1_init       = 0x0020420A,
+       .emif_ddr_phy_ctlr_1            = 0x0024420A,
+       .emif_ddr_ext_phy_ctrl_1        = 0x04040100,
+       .emif_ddr_ext_phy_ctrl_2        = 0x00000000,
+       .emif_ddr_ext_phy_ctrl_3        = 0x00000000,
+       .emif_ddr_ext_phy_ctrl_4        = 0x00000000,
+       .emif_ddr_ext_phy_ctrl_5        = 0x04010040,
+       .emif_rd_wr_lvl_rmp_win         = 0x00000000,
+       .emif_rd_wr_lvl_rmp_ctl         = 0x80000000,
+       .emif_rd_wr_lvl_ctl             = 0x00000000,
+       .emif_rd_wr_exec_thresh         = 0x00000305
+};
+
+const struct emif_regs emif_regs_ddr3_532_mhz_1cs_es2 = {
+       .sdram_config_init              = 0x61851B32,
+       .sdram_config                   = 0x61851B32,
+       .ref_ctrl                       = 0x00001035,
+       .sdram_tim1                     = 0xCCCF36B3,
+       .sdram_tim2                     = 0x308F7FDA,
+       .sdram_tim3                     = 0x027F88A8,
+       .read_idle_ctrl                 = 0x00050000,
+       .zq_config                      = 0x1007190B,
+       .temp_alert_config              = 0x00000000,
+       .emif_ddr_phy_ctlr_1_init       = 0x0030400A,
+       .emif_ddr_phy_ctlr_1            = 0x0034400A,
+       .emif_ddr_ext_phy_ctrl_1        = 0x04040100,
+       .emif_ddr_ext_phy_ctrl_2        = 0x00000000,
+       .emif_ddr_ext_phy_ctrl_3        = 0x00000000,
+       .emif_ddr_ext_phy_ctrl_4        = 0x00000000,
+       .emif_ddr_ext_phy_ctrl_5        = 0x4350D435,
+       .emif_rd_wr_lvl_rmp_win         = 0x00000000,
+       .emif_rd_wr_lvl_rmp_ctl         = 0x80000000,
+       .emif_rd_wr_lvl_ctl             = 0x00000000,
+       .emif_rd_wr_exec_thresh         = 0x40000305
+};
+
 const struct dmm_lisa_map_regs lisa_map_4G_x_2_x_2 = {
        .dmm_lisa_map_0 = 0x0,
        .dmm_lisa_map_1 = 0x0,
        .dmm_lisa_map_2 = 0x80740300,
-       .dmm_lisa_map_3 = 0xFF020100
+       .dmm_lisa_map_3 = 0xFF020100,
+       .is_ma_present  = 0x1
 };
 
-const u32 ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = {
-       0x01004010,
-       0x00001004,
-       0x04010040,
-       0x01004010,
-       0x00001004,
-       0x00000000,
-       0x00000000,
-       0x00000000,
-       0x80080080,
-       0x00800800,
-       0x08102040,
-       0x00000001,
-       0x540A8150,
-       0xA81502a0,
-       0x002A0540,
-       0x00000000,
-       0x00000000,
-       0x00000000,
-       0x00000077
+const struct dmm_lisa_map_regs lisa_map_512M_x_1 = {
+       .dmm_lisa_map_0 = 0x0,
+       .dmm_lisa_map_1 = 0x0,
+       .dmm_lisa_map_2 = 0x0,
+       .dmm_lisa_map_3 = 0x80500100,
+       .is_ma_present  = 0x1
 };
 
 static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
 {
-       *regs = &emif_regs_532_mhz_2cs;
+       switch (omap_revision()) {
+       case OMAP5430_ES1_0:
+               *regs = &emif_regs_532_mhz_2cs;
+               break;
+       case OMAP5432_ES1_0:
+               *regs = &emif_regs_ddr3_532_mhz_1cs;
+               break;
+       case OMAP5430_ES2_0:
+               *regs = &emif_regs_532_mhz_2cs_es2;
+               break;
+       case OMAP5432_ES2_0:
+       case DRA752_ES1_0:
+       default:
+               *regs = &emif_regs_ddr3_532_mhz_1cs_es2;
+       }
 }
+
 void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
        __attribute__((weak, alias("emif_get_reg_dump_sdp")));
 
 static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs
                                                **dmm_lisa_regs)
 {
-       *dmm_lisa_regs = &lisa_map_4G_x_2_x_2;
+       switch (omap_revision()) {
+       case OMAP5430_ES1_0:
+       case OMAP5430_ES2_0:
+       case OMAP5432_ES1_0:
+       case OMAP5432_ES2_0:
+               *dmm_lisa_regs = &lisa_map_4G_x_2_x_2;
+               break;
+       case DRA752_ES1_0:
+       default:
+               *dmm_lisa_regs = &lisa_map_512M_x_1;
+       }
+
 }
 
 void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
        __attribute__((weak, alias("emif_get_dmm_regs_sdp")));
-
 #else
 
 static const struct lpddr2_device_details dev_4G_S4_details = {
@@ -156,6 +233,136 @@ void emif_get_device_details(u32 emif_nr,
 
 #endif /* CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS */
 
+const u32 ext_phy_ctrl_const_base[EMIF_EXT_PHY_CTRL_CONST_REG] = {
+       0x01004010,
+       0x00001004,
+       0x04010040,
+       0x01004010,
+       0x00001004,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x80080080,
+       0x00800800,
+       0x08102040,
+       0x00000001,
+       0x540A8150,
+       0xA81502a0,
+       0x002A0540,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x00000077
+};
+
+const u32 ddr3_ext_phy_ctrl_const_base_es1[EMIF_EXT_PHY_CTRL_CONST_REG] = {
+       0x01004010,
+       0x00001004,
+       0x04010040,
+       0x01004010,
+       0x00001004,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x80080080,
+       0x00800800,
+       0x08102040,
+       0x00000002,
+       0x0,
+       0x0,
+       0x0,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x00000057
+};
+
+const u32 ddr3_ext_phy_ctrl_const_base_es2[EMIF_EXT_PHY_CTRL_CONST_REG] = {
+       0x50D4350D,
+       0x00000D43,
+       0x04010040,
+       0x01004010,
+       0x00001004,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x80080080,
+       0x00800800,
+       0x08102040,
+       0x00000002,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x00000000,
+       0x00000057
+};
+
+const struct lpddr2_mr_regs mr_regs = {
+       .mr1    = MR1_BL_8_BT_SEQ_WRAP_EN_NWR_8,
+       .mr2    = 0x6,
+       .mr3    = 0x1,
+       .mr10   = MR10_ZQ_ZQINIT,
+       .mr16   = MR16_REF_FULL_ARRAY
+};
+
+static void emif_get_ext_phy_ctrl_const_regs(const u32 **regs)
+{
+       switch (omap_revision()) {
+       case OMAP5430_ES1_0:
+       case OMAP5430_ES2_0:
+               *regs = ext_phy_ctrl_const_base;
+               break;
+       case OMAP5432_ES1_0:
+               *regs = ddr3_ext_phy_ctrl_const_base_es1;
+               break;
+       case OMAP5432_ES2_0:
+       case DRA752_ES1_0:
+       default:
+               *regs = ddr3_ext_phy_ctrl_const_base_es2;
+
+       }
+}
+
+void get_lpddr2_mr_regs(const struct lpddr2_mr_regs **regs)
+{
+       *regs = &mr_regs;
+}
+
+void do_ext_phy_settings(u32 base, const struct emif_regs *regs)
+{
+       u32 *ext_phy_ctrl_base = 0;
+       u32 *emif_ext_phy_ctrl_base = 0;
+       const u32 *ext_phy_ctrl_const_regs;
+       u32 i = 0;
+
+       struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
+
+       ext_phy_ctrl_base = (u32 *) &(regs->emif_ddr_ext_phy_ctrl_1);
+       emif_ext_phy_ctrl_base = (u32 *) &(emif->emif_ddr_ext_phy_ctrl_1);
+
+       /* Configure external phy control timing registers */
+       for (i = 0; i < EMIF_EXT_PHY_CTRL_TIMING_REG; i++) {
+               writel(*ext_phy_ctrl_base, emif_ext_phy_ctrl_base++);
+               /* Update shadow registers */
+               writel(*ext_phy_ctrl_base++, emif_ext_phy_ctrl_base++);
+       }
+
+       /*
+        * external phy 6-24 registers do not change with
+        * ddr frequency
+        */
+       emif_get_ext_phy_ctrl_const_regs(&ext_phy_ctrl_const_regs);
+       for (i = 0; i < EMIF_EXT_PHY_CTRL_CONST_REG; i++) {
+               writel(ext_phy_ctrl_const_regs[i],
+                      emif_ext_phy_ctrl_base++);
+               /* Update shadow registers */
+               writel(ext_phy_ctrl_const_regs[i],
+                      emif_ext_phy_ctrl_base++);
+       }
+}
+
 #ifndef CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
 static const struct lpddr2_ac_timings timings_jedec_532_mhz = {
        .max_freq       = 532000000,