diff options
author | Tom Rini <trini@ti.com> | 2015-01-15 14:05:31 -0500 |
---|---|---|
committer | Tom Rini <trini@ti.com> | 2015-01-16 10:25:01 -0500 |
commit | ab77f24119e80257de4ab017b877f92f96980562 (patch) | |
tree | b541a8bda045a603f90ab55dae02812e1edb2e51 /board/ti/am43xx/board.c | |
parent | d928664f4101e24128c879956d1aa7c76509ea6a (diff) | |
parent | fa58b102cd8f5345cbc28657600c3a28acfbd80e (diff) | |
download | u-boot-imx-ab77f24119e80257de4ab017b877f92f96980562.zip u-boot-imx-ab77f24119e80257de4ab017b877f92f96980562.tar.gz u-boot-imx-ab77f24119e80257de4ab017b877f92f96980562.tar.bz2 |
Merge branch 'master' of git://git.denx.de/u-boot-ti
Diffstat (limited to 'board/ti/am43xx/board.c')
-rw-r--r-- | board/ti/am43xx/board.c | 354 |
1 files changed, 154 insertions, 200 deletions
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c index a1c3c17..6703670 100644 --- a/board/ti/am43xx/board.c +++ b/board/ti/am43xx/board.c @@ -21,6 +21,7 @@ #include "board.h" #include <power/pmic.h> #include <power/tps65218.h> +#include <power/tps62362.h> #include <miiphy.h> #include <cpsw.h> @@ -81,12 +82,12 @@ static int read_eeprom(struct am43xx_board_id *header) const struct dpll_params dpll_mpu[NUM_CRYSTAL_FREQ][NUM_OPPS] = { { /* 19.2 MHz */ - {-1, -1, -1, -1, -1, -1, -1}, /* OPP 50 */ + {125, 3, 2, -1, -1, -1, -1}, /* OPP 50 */ {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ - {-1, -1, -1, -1, -1, -1, -1}, /* OPP 100 */ - {-1, -1, -1, -1, -1, -1, -1}, /* OPP 120 */ - {-1, -1, -1, -1, -1, -1, -1}, /* OPP TB */ - {-1, -1, -1, -1, -1, -1, -1} /* OPP NT */ + {125, 3, 1, -1, -1, -1, -1}, /* OPP 100 */ + {150, 3, 1, -1, -1, -1, -1}, /* OPP 120 */ + {125, 2, 1, -1, -1, -1, -1}, /* OPP TB */ + {625, 11, 1, -1, -1, -1, -1} /* OPP NT */ }, { /* 24 MHz */ {300, 23, 1, -1, -1, -1, -1}, /* OPP 50 */ @@ -115,24 +116,32 @@ const struct dpll_params dpll_mpu[NUM_CRYSTAL_FREQ][NUM_OPPS] = { }; const struct dpll_params dpll_core[NUM_CRYSTAL_FREQ] = { - {-1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ + {625, 11, -1, -1, 10, 8, 4}, /* 19.2 MHz */ {1000, 23, -1, -1, 10, 8, 4}, /* 24 MHz */ {1000, 24, -1, -1, 10, 8, 4}, /* 25 MHz */ {1000, 25, -1, -1, 10, 8, 4} /* 26 MHz */ }; const struct dpll_params dpll_per[NUM_CRYSTAL_FREQ] = { - {-1, -1, -1, -1, -1, -1, -1}, /* 19.2 MHz */ - {960, 23, 5, -1, -1, -1, -1}, /* 24 MHz */ - {960, 24, 5, -1, -1, -1, -1}, /* 25 MHz */ - {960, 25, 5, -1, -1, -1, -1} /* 26 MHz */ + {400, 7, 5, -1, -1, -1, -1}, /* 19.2 MHz */ + {400, 9, 5, -1, -1, -1, -1}, /* 24 MHz */ + {384, 9, 5, -1, -1, -1, -1}, /* 25 MHz */ + {480, 12, 5, -1, -1, -1, -1} /* 26 MHz */ }; -const struct dpll_params epos_evm_dpll_ddr = { - 266, 24, 1, -1, 1, -1, -1}; +const struct dpll_params epos_evm_dpll_ddr[NUM_CRYSTAL_FREQ] = { + {665, 47, 1, -1, 4, -1, -1}, /*19.2*/ + {133, 11, 1, -1, 4, -1, -1}, /* 24 MHz */ + {266, 24, 1, -1, 4, -1, -1}, /* 25 MHz */ + {133, 12, 1, -1, 4, -1, -1} /* 26 MHz */ +}; const struct dpll_params gp_evm_dpll_ddr = { - 400, 23, 1, -1, 1, -1, -1}; + 50, 2, 1, -1, 2, -1, -1}; + +static const struct dpll_params idk_dpll_ddr = { + 400, 23, 1, -1, 2, -1, -1 +}; const struct ctrl_ioregs ioregs_lpddr2 = { .cm0ioctl = LPDDR2_ADDRCTRL_IOCTRL_VALUE, @@ -157,7 +166,7 @@ const struct emif_regs emif_regs_lpddr2 = { .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_ddr_phy_ctlr_1 = 0x0E284006, .emif_rd_wr_exec_thresh = 0x80000405, .emif_ddr_ext_phy_ctrl_1 = 0x04010040, .emif_ddr_ext_phy_ctrl_2 = 0x00500050, @@ -170,29 +179,6 @@ const struct emif_regs emif_regs_lpddr2 = { .emif_cos_config = 0x000FFFFF }; -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 -}; - const struct ctrl_ioregs ioregs_ddr3 = { .cm0ioctl = DDR3_ADDRCTRL_IOCTRL_VALUE, .cm1ioctl = DDR3_ADDRCTRL_WD0_IOCTRL_VALUE, @@ -201,7 +187,7 @@ const struct ctrl_ioregs ioregs_ddr3 = { .dt1ioctl = DDR3_DATA0_IOCTRL_VALUE, .dt2ioctrl = DDR3_DATA0_IOCTRL_VALUE, .dt3ioctrl = DDR3_DATA0_IOCTRL_VALUE, - .emif_sdram_config_ext = 0x0143, + .emif_sdram_config_ext = 0xc163, }; const struct emif_regs ddr3_emif_regs_400Mhz = { @@ -301,150 +287,32 @@ static const struct emif_regs ddr3_sk_emif_regs_400Mhz = { .emif_cos_config = 0x000FFFFF }; -const u32 ext_phy_ctrl_const_base_ddr3[] = { - 0x00400040, - 0x00350035, - 0x00350035, - 0x00350035, - 0x00350035, - 0x00350035, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00340034, - 0x00340034, - 0x00340034, - 0x00340034, - 0x00340034, - 0x0, - 0x0, - 0x40000000, - 0x08102040 -}; - -const u32 ext_phy_ctrl_const_base_ddr3_beta[] = { - 0x00000000, - 0x00000045, - 0x00000046, - 0x00000048, - 0x00000047, - 0x00000000, - 0x0000004C, - 0x00000070, - 0x00000085, - 0x000000A3, - 0x00000000, - 0x0000000C, - 0x00000030, - 0x00000045, - 0x00000063, - 0x00000000, - 0x0, - 0x0, - 0x40000000, - 0x08102040 -}; - -const u32 ext_phy_ctrl_const_base_ddr3_production[] = { - 0x00000000, - 0x00000044, - 0x00000044, - 0x00000046, - 0x00000046, - 0x00000000, - 0x00000059, - 0x00000077, - 0x00000093, - 0x000000A8, - 0x00000000, - 0x00000019, - 0x00000037, - 0x00000053, - 0x00000068, - 0x00000000, - 0x0, - 0x0, - 0x40000000, - 0x08102040 -}; - -static const u32 ext_phy_ctrl_const_base_ddr3_sk[] = { - /* first 5 are taken care by emif_regs */ - 0x00700070, - - 0x00350035, - 0x00350035, - 0x00350035, - 0x00350035, - 0x00350035, - - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - - 0x00150015, - 0x00150015, - 0x00150015, - 0x00150015, - 0x00150015, - - 0x00800080, - 0x00800080, - - 0x40000000, - - 0x08102040, - - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, - 0x00000000, +static const struct emif_regs ddr3_idk_emif_regs_400Mhz = { + .sdram_config = 0x61a11b32, + .sdram_config2 = 0x00000000, + .ref_ctrl = 0x00000c30, + .sdram_tim1 = 0xeaaad4db, + .sdram_tim2 = 0x266b7fda, + .sdram_tim3 = 0x107f8678, + .read_idle_ctrl = 0x00050000, + .zq_config = 0x50074be4, + .temp_alert_config = 0x00000000, + .emif_ddr_phy_ctlr_1 = 0x00008009, + .emif_ddr_ext_phy_ctrl_1 = 0x08020080, + .emif_ddr_ext_phy_ctrl_2 = 0x00000040, + .emif_ddr_ext_phy_ctrl_3 = 0x0000003e, + .emif_ddr_ext_phy_ctrl_4 = 0x00000051, + .emif_ddr_ext_phy_ctrl_5 = 0x00000051, + .emif_rd_wr_lvl_rmp_win = 0x00000000, + .emif_rd_wr_lvl_rmp_ctl = 0x00000000, + .emif_rd_wr_lvl_ctl = 0x00000000, + .emif_rd_wr_exec_thresh = 0x00000405, + .emif_prio_class_serv_map = 0x00000000, + .emif_connect_id_serv_1_map = 0x00000000, + .emif_connect_id_serv_2_map = 0x00000000, + .emif_cos_config = 0x00ffffff }; -void emif_get_ext_phy_ctrl_const_regs(const u32 **regs, u32 *size) -{ - if (board_is_eposevm()) { - *regs = ext_phy_ctrl_const_base_lpddr2; - *size = ARRAY_SIZE(ext_phy_ctrl_const_base_lpddr2); - } else if (board_is_evm_14_or_later()) { - *regs = ext_phy_ctrl_const_base_ddr3_production; - *size = ARRAY_SIZE(ext_phy_ctrl_const_base_ddr3_production); - } else if (board_is_evm_12_or_later()) { - *regs = ext_phy_ctrl_const_base_ddr3_beta; - *size = ARRAY_SIZE(ext_phy_ctrl_const_base_ddr3_beta); - } else if (board_is_gpevm()) { - *regs = ext_phy_ctrl_const_base_ddr3; - *size = ARRAY_SIZE(ext_phy_ctrl_const_base_ddr3); - } else if (board_is_sk()) { - *regs = ext_phy_ctrl_const_base_ddr3_sk; - *size = ARRAY_SIZE(ext_phy_ctrl_const_base_ddr3_sk); - } - - return; -} - -const struct dpll_params *get_dpll_ddr_params(void) -{ - if (board_is_eposevm()) - return &epos_evm_dpll_ddr; - else if (board_is_gpevm() || board_is_sk()) - return &gp_evm_dpll_ddr; - - printf(" Board '%s' not supported\n", am43xx_board_name); - return NULL; -} - /* * get_sys_clk_index : returns the index of the sys_clk read from * ctrl status register. This value is either @@ -464,6 +332,22 @@ static u32 get_sys_clk_index(void) CTRL_SYSBOOT_15_14_SHIFT); } +const struct dpll_params *get_dpll_ddr_params(void) +{ + int ind = get_sys_clk_index(); + + if (board_is_eposevm()) + return &epos_evm_dpll_ddr[ind]; + else if (board_is_gpevm() || board_is_sk()) + return &gp_evm_dpll_ddr; + else if (board_is_idk()) + return &idk_dpll_ddr; + + printf(" Board '%s' not supported\n", am43xx_board_name); + return NULL; +} + + /* * get_opp_offset: * Returns the index for safest OPP of the device to boot. @@ -513,28 +397,30 @@ const struct dpll_params *get_dpll_per_params(void) return &dpll_per[ind]; } -void scale_vcores(void) +void scale_vcores_generic(u32 m) { - const struct dpll_params *mpu_params; int mpu_vdd; - struct am43xx_board_id header; - - enable_i2c0_pin_mux(); - i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); - if (read_eeprom(&header) < 0) - puts("Could not get board ID.\n"); - - /* Get the frequency */ - mpu_params = get_dpll_mpu_params(); if (i2c_probe(TPS65218_CHIP_PM)) return; - if (mpu_params->m == 1000) { + switch (m) { + case 1000: mpu_vdd = TPS65218_DCDC_VOLT_SEL_1330MV; - } else if (mpu_params->m == 600) { + break; + case 800: + mpu_vdd = TPS65218_DCDC_VOLT_SEL_1260MV; + break; + case 720: + mpu_vdd = TPS65218_DCDC_VOLT_SEL_1200MV; + break; + case 600: mpu_vdd = TPS65218_DCDC_VOLT_SEL_1100MV; - } else { + break; + case 300: + mpu_vdd = TPS65218_DCDC_VOLT_SEL_0950MV; + break; + default: puts("Unknown MPU clock, not scaling\n"); return; } @@ -542,17 +428,71 @@ void scale_vcores(void) /* Set DCDC1 (CORE) voltage to 1.1V */ if (tps65218_voltage_update(TPS65218_DCDC1, TPS65218_DCDC_VOLT_SEL_1100MV)) { - puts("tps65218_voltage_update failure\n"); + printf("%s failure\n", __func__); return; } /* Set DCDC2 (MPU) voltage */ if (tps65218_voltage_update(TPS65218_DCDC2, mpu_vdd)) { - puts("tps65218_voltage_update failure\n"); + printf("%s failure\n", __func__); return; } } +void scale_vcores_idk(u32 m) +{ + int mpu_vdd; + + if (i2c_probe(TPS62362_I2C_ADDR)) + return; + + switch (m) { + case 1000: + mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; + break; + case 800: + mpu_vdd = TPS62362_DCDC_VOLT_SEL_1260MV; + break; + case 720: + mpu_vdd = TPS62362_DCDC_VOLT_SEL_1200MV; + break; + case 600: + mpu_vdd = TPS62362_DCDC_VOLT_SEL_1100MV; + break; + case 300: + mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; + break; + default: + puts("Unknown MPU clock, not scaling\n"); + return; + } + + /* Set VDD_MPU voltage */ + if (tps62362_voltage_update(TPS62362_SET3, mpu_vdd)) { + printf("%s failure\n", __func__); + return; + } +} + +void scale_vcores(void) +{ + const struct dpll_params *mpu_params; + struct am43xx_board_id header; + + enable_i2c0_pin_mux(); + i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); + if (read_eeprom(&header) < 0) + puts("Could not get board ID.\n"); + + /* Get the frequency */ + mpu_params = get_dpll_mpu_params(); + + if (board_is_idk()) + scale_vcores_idk(mpu_params->m); + else + scale_vcores_generic(mpu_params->m); +} + void set_uart_mux_conf(void) { enable_uart0_pin_mux(); @@ -602,6 +542,9 @@ void sdram_init(void) } else if (board_is_sk()) { config_ddr(400, &ioregs_ddr3, NULL, NULL, &ddr3_sk_emif_regs_400Mhz, 0); + } else if (board_is_idk()) { + config_ddr(400, &ioregs_ddr3, NULL, NULL, + &ddr3_idk_emif_regs_400Mhz, 0); } } #endif @@ -611,10 +554,17 @@ int power_init_board(void) { struct pmic *p; - power_tps65218_init(I2C_PMIC); - p = pmic_get("TPS65218_PMIC"); - if (p && !pmic_probe(p)) - puts("PMIC: TPS65218\n"); + if (board_is_idk()) { + power_tps62362_init(I2C_PMIC); + p = pmic_get("TPS62362"); + if (p && !pmic_probe(p)) + puts("PMIC: TPS62362\n"); + } else { + power_tps65218_init(I2C_PMIC); + p = pmic_get("TPS65218_PMIC"); + if (p && !pmic_probe(p)) + puts("PMIC: TPS65218\n"); + } return 0; } @@ -771,6 +721,10 @@ int board_eth_init(bd_t *bis) cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; cpsw_slaves[0].phy_addr = 4; cpsw_slaves[1].phy_addr = 5; + } else if (board_is_idk()) { + writel(RGMII_MODE_ENABLE, &cdev->miisel); + cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; + cpsw_slaves[0].phy_addr = 0; } else { writel(RGMII_MODE_ENABLE, &cdev->miisel); cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; |