diff options
Diffstat (limited to 'board/ti/dra7xx/evm.c')
| -rw-r--r-- | board/ti/dra7xx/evm.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c index a47122b..c493c64 100644 --- a/board/ti/dra7xx/evm.c +++ b/board/ti/dra7xx/evm.c @@ -19,6 +19,7 @@ #include <linux/usb/gadget.h> #include <asm/arch/gpio.h> #include <asm/arch/dra7xx_iodelay.h> +#include <asm/emif.h> #include <asm/arch/sys_proto.h> #include <asm/arch/mmc_host_def.h> #include <asm/arch/sata.h> @@ -49,6 +50,134 @@ const struct omap_sysinfo sysinfo = { "Board: UNKNOWN(DRA7 EVM) REV UNKNOWN\n" }; +static const struct emif_regs emif1_ddr3_532_mhz_1cs = { + .sdram_config_init = 0x61851ab2, + .sdram_config = 0x61851ab2, + .sdram_config2 = 0x08000000, + .ref_ctrl = 0x000040F1, + .ref_ctrl_final = 0x00001035, + .sdram_tim1 = 0xCCCF36B3, + .sdram_tim2 = 0x308F7FDA, + .sdram_tim3 = 0x427F88A8, + .read_idle_ctrl = 0x00050000, + .zq_config = 0x0007190B, + .temp_alert_config = 0x00000000, + .emif_ddr_phy_ctlr_1_init = 0x0024400B, + .emif_ddr_phy_ctlr_1 = 0x0E24400B, + .emif_ddr_ext_phy_ctrl_1 = 0x10040100, + .emif_ddr_ext_phy_ctrl_2 = 0x00910091, + .emif_ddr_ext_phy_ctrl_3 = 0x00950095, + .emif_ddr_ext_phy_ctrl_4 = 0x009B009B, + .emif_ddr_ext_phy_ctrl_5 = 0x009E009E, + .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 +}; + +static const struct emif_regs emif2_ddr3_532_mhz_1cs = { + .sdram_config_init = 0x61851B32, + .sdram_config = 0x61851B32, + .sdram_config2 = 0x08000000, + .ref_ctrl = 0x000040F1, + .ref_ctrl_final = 0x00001035, + .sdram_tim1 = 0xCCCF36B3, + .sdram_tim2 = 0x308F7FDA, + .sdram_tim3 = 0x427F88A8, + .read_idle_ctrl = 0x00050000, + .zq_config = 0x0007190B, + .temp_alert_config = 0x00000000, + .emif_ddr_phy_ctlr_1_init = 0x0024400B, + .emif_ddr_phy_ctlr_1 = 0x0E24400B, + .emif_ddr_ext_phy_ctrl_1 = 0x10040100, + .emif_ddr_ext_phy_ctrl_2 = 0x00910091, + .emif_ddr_ext_phy_ctrl_3 = 0x00950095, + .emif_ddr_ext_phy_ctrl_4 = 0x009B009B, + .emif_ddr_ext_phy_ctrl_5 = 0x009E009E, + .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 +}; + +static const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es1 = { + .sdram_config_init = 0x61862B32, + .sdram_config = 0x61862B32, + .sdram_config2 = 0x08000000, + .ref_ctrl = 0x0000514C, + .ref_ctrl_final = 0x0000144A, + .sdram_tim1 = 0xD113781C, + .sdram_tim2 = 0x30717FE3, + .sdram_tim3 = 0x409F86A8, + .read_idle_ctrl = 0x00050000, + .zq_config = 0x5007190B, + .temp_alert_config = 0x00000000, + .emif_ddr_phy_ctlr_1_init = 0x0024400D, + .emif_ddr_phy_ctlr_1 = 0x0E24400D, + .emif_ddr_ext_phy_ctrl_1 = 0x10040100, + .emif_ddr_ext_phy_ctrl_2 = 0x00A400A4, + .emif_ddr_ext_phy_ctrl_3 = 0x00A900A9, + .emif_ddr_ext_phy_ctrl_4 = 0x00B000B0, + .emif_ddr_ext_phy_ctrl_5 = 0x00B000B0, + .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 +}; + +void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs) +{ + switch (omap_revision()) { + case DRA752_ES1_0: + case DRA752_ES1_1: + case DRA752_ES2_0: + switch (emif_nr) { + case 1: + *regs = &emif1_ddr3_532_mhz_1cs; + break; + case 2: + *regs = &emif2_ddr3_532_mhz_1cs; + break; + } + break; + case DRA722_ES1_0: + *regs = &emif_1_regs_ddr3_666_mhz_1cs_dra_es1; + break; + default: + *regs = &emif1_ddr3_532_mhz_1cs; + } +} + +static const struct dmm_lisa_map_regs lisa_map_dra7_1536MB = { + .dmm_lisa_map_0 = 0x0, + .dmm_lisa_map_1 = 0x80640300, + .dmm_lisa_map_2 = 0xC0500220, + .dmm_lisa_map_3 = 0xFF020100, + .is_ma_present = 0x1 +}; + +static const struct dmm_lisa_map_regs lisa_map_2G_x_2 = { + .dmm_lisa_map_0 = 0x0, + .dmm_lisa_map_1 = 0x0, + .dmm_lisa_map_2 = 0x80600100, + .dmm_lisa_map_3 = 0xFF020100, + .is_ma_present = 0x1 +}; + +void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs) +{ + switch (omap_revision()) { + case DRA752_ES1_0: + case DRA752_ES1_1: + case DRA752_ES2_0: + *dmm_lisa_regs = &lisa_map_dra7_1536MB; + break; + case DRA722_ES1_0: + default: + *dmm_lisa_regs = &lisa_map_2G_x_2; + } +} + /** * @brief board_init * |