diff options
Diffstat (limited to 'board/ti/am43xx')
| -rw-r--r-- | board/ti/am43xx/board.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c index 5c92ac7..5a013e3 100644 --- a/board/ti/am43xx/board.c +++ b/board/ti/am43xx/board.c @@ -15,6 +15,8 @@ #include <asm/arch/clock.h> #include <asm/arch/sys_proto.h> #include <asm/arch/mux.h> +#include <asm/arch/ddr_defs.h> +#include <asm/emif.h> #include "board.h" DECLARE_GLOBAL_DATA_PTR; @@ -122,6 +124,69 @@ const struct dpll_params epos_evm_dpll_ddr = { const struct dpll_params gp_evm_dpll_ddr = { 400, 23, 1, -1, 1, -1, -1}; +const struct ctrl_ioregs ioregs_lpddr2 = { + .cm0ioctl = LPDDR2_ADDRCTRL_IOCTRL_VALUE, + .cm1ioctl = LPDDR2_ADDRCTRL_WD0_IOCTRL_VALUE, + .cm2ioctl = LPDDR2_ADDRCTRL_WD1_IOCTRL_VALUE, + .dt0ioctl = LPDDR2_DATA0_IOCTRL_VALUE, + .dt1ioctl = LPDDR2_DATA0_IOCTRL_VALUE, + .dt2ioctrl = LPDDR2_DATA0_IOCTRL_VALUE, + .dt3ioctrl = LPDDR2_DATA0_IOCTRL_VALUE, + .emif_sdram_config_ext = 0x1, +}; + +const struct emif_regs emif_regs_lpddr2 = { + .sdram_config = 0x808012BA, + .ref_ctrl = 0x0000040D, + .sdram_tim1 = 0xEA86B411, + .sdram_tim2 = 0x103A094A, + .sdram_tim3 = 0x0F6BA37F, + .read_idle_ctrl = 0x00050000, + .zq_config = 0x50074BE4, + .temp_alert_config = 0x0, + .emif_rd_wr_lvl_rmp_win = 0x0, + .emif_rd_wr_lvl_rmp_ctl = 0x0, + .emif_rd_wr_lvl_ctl = 0x0, + .emif_ddr_phy_ctlr_1 = 0x0E084006, + .emif_rd_wr_exec_thresh = 0x00000405, + .emif_ddr_ext_phy_ctrl_1 = 0x04010040, + .emif_ddr_ext_phy_ctrl_2 = 0x00500050, + .emif_ddr_ext_phy_ctrl_3 = 0x00500050, + .emif_ddr_ext_phy_ctrl_4 = 0x00500050, + .emif_ddr_ext_phy_ctrl_5 = 0x00500050 +}; + +const u32 ext_phy_ctrl_const_base_lpddr2[] = { + 0x00500050, + 0x00350035, + 0x00350035, + 0x00350035, + 0x00350035, + 0x00350035, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x00000000, + 0x40001000, + 0x08102040 +}; + +void emif_get_ext_phy_ctrl_const_regs(const u32 **regs, u32 *size) +{ + *regs = ext_phy_ctrl_const_base_lpddr2; + *size = ARRAY_SIZE(ext_phy_ctrl_const_base_lpddr2); + + return; +} + const struct dpll_params *get_dpll_ddr_params(void) { struct am43xx_board_id header; @@ -217,6 +282,7 @@ void set_mux_conf_regs(void) void sdram_init(void) { + config_ddr(0, &ioregs_lpddr2, NULL, NULL, &emif_regs_lpddr2, 0); } #endif |