diff options
Diffstat (limited to 'roms/u-boot/board/freescale/vf610twr/vf610twr.c')
| -rw-r--r-- | roms/u-boot/board/freescale/vf610twr/vf610twr.c | 388 |
1 files changed, 388 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/vf610twr/vf610twr.c b/roms/u-boot/board/freescale/vf610twr/vf610twr.c new file mode 100644 index 000000000..98cb0140a --- /dev/null +++ b/roms/u-boot/board/freescale/vf610twr/vf610twr.c @@ -0,0 +1,388 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <init.h> +#include <asm/global_data.h> +#include <asm/io.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux-vf610.h> +#include <asm/arch/ddrmc-vf610.h> +#include <asm/arch/crm_regs.h> +#include <asm/arch/clock.h> +#include <mmc.h> +#include <fsl_esdhc_imx.h> +#include <miiphy.h> +#include <netdev.h> +#include <i2c.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_25ohm | PAD_CTL_OBE_IBE_ENABLE) + +#define ESDHC_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_HIGH | \ + PAD_CTL_DSE_20ohm | PAD_CTL_OBE_IBE_ENABLE) + +#define ENET_PAD_CTRL (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_HIGH | \ + PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE) + +static struct ddrmc_cr_setting vf610twr_cr_settings[] = { + /* levelling */ + { DDRMC_CR97_WRLVL_EN, 97 }, + { DDRMC_CR98_WRLVL_DL_0(0), 98 }, + { DDRMC_CR99_WRLVL_DL_1(0), 99 }, + { DDRMC_CR102_RDLVL_REG_EN | DDRMC_CR102_RDLVL_GT_REGEN, 102 }, + { DDRMC_CR105_RDLVL_DL_0(0), 105 }, + { DDRMC_CR106_RDLVL_GTDL_0(4), 106 }, + { DDRMC_CR110_RDLVL_DL_1(0) | DDRMC_CR110_RDLVL_GTDL_1(4), 110 }, + /* AXI */ + { DDRMC_CR117_AXI0_W_PRI(0) | DDRMC_CR117_AXI0_R_PRI(0), 117 }, + { DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 }, + { DDRMC_CR120_AXI0_PRI1_RPRI(2) | + DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 }, + { DDRMC_CR121_AXI0_PRI3_RPRI(2) | + DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 }, + { DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) | + DDRMC_CR122_AXI0_PRIRLX(100), 122 }, + { DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) | + DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 }, + { DDRMC_CR124_AXI1_PRIRLX(100), 124 }, + { DDRMC_CR126_PHY_RDLAT(8), 126 }, + { DDRMC_CR132_WRLAT_ADJ(5) | + DDRMC_CR132_RDLAT_ADJ(6), 132 }, + { DDRMC_CR137_PHYCTL_DL(2), 137 }, + { DDRMC_CR138_PHY_WRLV_MXDL(256) | + DDRMC_CR138_PHYDRAM_CK_EN(1), 138 }, + { DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) | + DDRMC_CR139_PHY_WRLV_DLL(3) | + DDRMC_CR139_PHY_WRLV_EN(3), 139 }, + { DDRMC_CR140_PHY_WRLV_WW(64), 140 }, + { DDRMC_CR143_RDLV_GAT_MXDL(1536) | + DDRMC_CR143_RDLV_MXDL(128), 143 }, + { DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) | + DDRMC_CR144_PHY_RDLV_DLL(3) | + DDRMC_CR144_PHY_RDLV_EN(3), 144 }, + { DDRMC_CR145_PHY_RDLV_RR(64), 145 }, + { DDRMC_CR146_PHY_RDLVL_RESP(64), 146 }, + { DDRMC_CR147_RDLV_RESP_MASK(983040), 147 }, + { DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), 148 }, + { DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) | + DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), 151 }, + + { DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) | + DDRMC_CR154_PAD_ZQ_MODE(1) | + DDRMC_CR154_DDR_SEL_PAD_CONTR(3) | + DDRMC_CR154_PAD_ZQ_HW_FOR(1), 154 }, + { DDRMC_CR155_PAD_ODT_BYTE1(1) | DDRMC_CR155_PAD_ODT_BYTE0(1), 155 }, + { DDRMC_CR158_TWR(6), 158 }, + { DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) | + DDRMC_CR161_TODTH_WR(2), 161 }, + /* end marker */ + { 0, -1 } +}; + +int dram_init(void) +{ + static const struct ddr3_jedec_timings timings = { + .tinit = 5, + .trst_pwron = 80000, + .cke_inactive = 200000, + .wrlat = 5, + .caslat_lin = 12, + .trc = 21, + .trrd = 4, + .tccd = 4, + .tbst_int_interval = 0, + .tfaw = 20, + .trp = 6, + .twtr = 4, + .tras_min = 15, + .tmrd = 4, + .trtp = 4, + .tras_max = 28080, + .tmod = 12, + .tckesr = 4, + .tcke = 3, + .trcd_int = 6, + .tras_lockout = 0, + .tdal = 12, + .bstlen = 3, + .tdll = 512, + .trp_ab = 6, + .tref = 3120, + .trfc = 44, + .tref_int = 0, + .tpdex = 3, + .txpdll = 10, + .txsnr = 48, + .txsr = 468, + .cksrx = 5, + .cksre = 5, + .freq_chg_en = 0, + .zqcl = 256, + .zqinit = 512, + .zqcs = 64, + .ref_per_zq = 64, + .zqcs_rotate = 0, + .aprebit = 10, + .cmd_age_cnt = 64, + .age_cnt = 64, + .q_fullness = 7, + .odt_rd_mapcs0 = 0, + .odt_wr_mapcs0 = 1, + .wlmrd = 40, + .wldqsen = 25, + }; + + ddrmc_setup_iomux(NULL, 0); + + ddrmc_ctrl_init_ddr3(&timings, vf610twr_cr_settings, NULL, 1, 3); + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); + + return 0; +} + +static void setup_iomux_uart(void) +{ + static const iomux_v3_cfg_t uart1_pads[] = { + NEW_PAD_CTRL(VF610_PAD_PTB4__UART1_TX, UART_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTB5__UART1_RX, UART_PAD_CTRL), + }; + + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); +} + +static void setup_iomux_enet(void) +{ + static const iomux_v3_cfg_t enet0_pads[] = { + NEW_PAD_CTRL(VF610_PAD_PTA6__RMII0_CLKIN, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC1__RMII0_MDIO, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC0__RMII0_MDC, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC2__RMII0_CRS_DV, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC3__RMII0_RD1, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC4__RMII0_RD0, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC5__RMII0_RXER, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC6__RMII0_TD1, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC7__RMII0_TD0, ENET_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTC8__RMII0_TXEN, ENET_PAD_CTRL), + }; + + imx_iomux_v3_setup_multiple_pads(enet0_pads, ARRAY_SIZE(enet0_pads)); +} + +static void setup_iomux_i2c(void) +{ + static const iomux_v3_cfg_t i2c0_pads[] = { + VF610_PAD_PTB14__I2C0_SCL, + VF610_PAD_PTB15__I2C0_SDA, + }; + + imx_iomux_v3_setup_multiple_pads(i2c0_pads, ARRAY_SIZE(i2c0_pads)); +} + +#ifdef CONFIG_NAND_VF610_NFC +static void setup_iomux_nfc(void) +{ + static const iomux_v3_cfg_t nfc_pads[] = { + VF610_PAD_PTD31__NF_IO15, + VF610_PAD_PTD30__NF_IO14, + VF610_PAD_PTD29__NF_IO13, + VF610_PAD_PTD28__NF_IO12, + VF610_PAD_PTD27__NF_IO11, + VF610_PAD_PTD26__NF_IO10, + VF610_PAD_PTD25__NF_IO9, + VF610_PAD_PTD24__NF_IO8, + VF610_PAD_PTD23__NF_IO7, + VF610_PAD_PTD22__NF_IO6, + VF610_PAD_PTD21__NF_IO5, + VF610_PAD_PTD20__NF_IO4, + VF610_PAD_PTD19__NF_IO3, + VF610_PAD_PTD18__NF_IO2, + VF610_PAD_PTD17__NF_IO1, + VF610_PAD_PTD16__NF_IO0, + VF610_PAD_PTB24__NF_WE_B, + VF610_PAD_PTB25__NF_CE0_B, + VF610_PAD_PTB27__NF_RE_B, + VF610_PAD_PTC26__NF_RB_B, + VF610_PAD_PTC27__NF_ALE, + VF610_PAD_PTC28__NF_CLE + }; + + imx_iomux_v3_setup_multiple_pads(nfc_pads, ARRAY_SIZE(nfc_pads)); +} +#endif + + +static void setup_iomux_qspi(void) +{ + static const iomux_v3_cfg_t qspi0_pads[] = { + VF610_PAD_PTD0__QSPI0_A_QSCK, + VF610_PAD_PTD1__QSPI0_A_CS0, + VF610_PAD_PTD2__QSPI0_A_DATA3, + VF610_PAD_PTD3__QSPI0_A_DATA2, + VF610_PAD_PTD4__QSPI0_A_DATA1, + VF610_PAD_PTD5__QSPI0_A_DATA0, + VF610_PAD_PTD7__QSPI0_B_QSCK, + VF610_PAD_PTD8__QSPI0_B_CS0, + VF610_PAD_PTD9__QSPI0_B_DATA3, + VF610_PAD_PTD10__QSPI0_B_DATA2, + VF610_PAD_PTD11__QSPI0_B_DATA1, + VF610_PAD_PTD12__QSPI0_B_DATA0, + }; + + imx_iomux_v3_setup_multiple_pads(qspi0_pads, ARRAY_SIZE(qspi0_pads)); +} + +#ifdef CONFIG_FSL_ESDHC_IMX +struct fsl_esdhc_cfg esdhc_cfg[1] = { + {ESDHC1_BASE_ADDR}, +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + /* eSDHC1 is always present */ + return 1; +} + +int board_mmc_init(struct bd_info *bis) +{ + static const iomux_v3_cfg_t esdhc1_pads[] = { + NEW_PAD_CTRL(VF610_PAD_PTA24__ESDHC1_CLK, ESDHC_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTA25__ESDHC1_CMD, ESDHC_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTA26__ESDHC1_DAT0, ESDHC_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTA27__ESDHC1_DAT1, ESDHC_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTA28__ESDHC1_DAT2, ESDHC_PAD_CTRL), + NEW_PAD_CTRL(VF610_PAD_PTA29__ESDHC1_DAT3, ESDHC_PAD_CTRL), + }; + + esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + + imx_iomux_v3_setup_multiple_pads( + esdhc1_pads, ARRAY_SIZE(esdhc1_pads)); + + return fsl_esdhc_initialize(bis, &esdhc_cfg[0]); +} +#endif + +static void clock_init(void) +{ + struct ccm_reg *ccm = (struct ccm_reg *)CCM_BASE_ADDR; + struct anadig_reg *anadig = (struct anadig_reg *)ANADIG_BASE_ADDR; + + clrsetbits_le32(&ccm->ccgr0, CCM_REG_CTRL_MASK, + CCM_CCGR0_UART1_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr1, CCM_REG_CTRL_MASK, + CCM_CCGR1_PIT_CTRL_MASK | CCM_CCGR1_WDOGA5_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr2, CCM_REG_CTRL_MASK, + CCM_CCGR2_IOMUXC_CTRL_MASK | CCM_CCGR2_PORTA_CTRL_MASK | + CCM_CCGR2_PORTB_CTRL_MASK | CCM_CCGR2_PORTC_CTRL_MASK | + CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK | + CCM_CCGR2_QSPI0_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr3, CCM_REG_CTRL_MASK, + CCM_CCGR3_ANADIG_CTRL_MASK | CCM_CCGR3_SCSC_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr4, CCM_REG_CTRL_MASK, + CCM_CCGR4_WKUP_CTRL_MASK | CCM_CCGR4_CCM_CTRL_MASK | + CCM_CCGR4_GPC_CTRL_MASK | CCM_CCGR4_I2C0_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr6, CCM_REG_CTRL_MASK, + CCM_CCGR6_OCOTP_CTRL_MASK | CCM_CCGR6_DDRMC_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr7, CCM_REG_CTRL_MASK, + CCM_CCGR7_SDHC1_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr9, CCM_REG_CTRL_MASK, + CCM_CCGR9_FEC0_CTRL_MASK | CCM_CCGR9_FEC1_CTRL_MASK); + clrsetbits_le32(&ccm->ccgr10, CCM_REG_CTRL_MASK, + CCM_CCGR10_NFC_CTRL_MASK); + + clrsetbits_le32(&anadig->pll2_ctrl, ANADIG_PLL2_CTRL_POWERDOWN, + ANADIG_PLL2_CTRL_ENABLE | ANADIG_PLL2_CTRL_DIV_SELECT); + clrsetbits_le32(&anadig->pll1_ctrl, ANADIG_PLL1_CTRL_POWERDOWN, + ANADIG_PLL1_CTRL_ENABLE | ANADIG_PLL1_CTRL_DIV_SELECT); + + clrsetbits_le32(&ccm->ccr, CCM_CCR_OSCNT_MASK, + CCM_CCR_FIRC_EN | CCM_CCR_OSCNT(5)); + clrsetbits_le32(&ccm->ccsr, CCM_REG_CTRL_MASK, + CCM_CCSR_PLL1_PFD_CLK_SEL(3) | CCM_CCSR_PLL2_PFD4_EN | + CCM_CCSR_PLL2_PFD3_EN | CCM_CCSR_PLL2_PFD2_EN | + CCM_CCSR_PLL2_PFD1_EN | CCM_CCSR_PLL1_PFD4_EN | + CCM_CCSR_PLL1_PFD3_EN | CCM_CCSR_PLL1_PFD2_EN | + CCM_CCSR_PLL1_PFD1_EN | CCM_CCSR_DDRC_CLK_SEL(1) | + CCM_CCSR_FAST_CLK_SEL(1) | CCM_CCSR_SYS_CLK_SEL(4)); + clrsetbits_le32(&ccm->cacrr, CCM_REG_CTRL_MASK, + CCM_CACRR_IPG_CLK_DIV(1) | CCM_CACRR_BUS_CLK_DIV(2) | + CCM_CACRR_ARM_CLK_DIV(0)); + clrsetbits_le32(&ccm->cscmr1, CCM_REG_CTRL_MASK, + CCM_CSCMR1_ESDHC1_CLK_SEL(3) | CCM_CSCMR1_QSPI0_CLK_SEL(3) | + CCM_CSCMR1_NFC_CLK_SEL(0)); + clrsetbits_le32(&ccm->cscdr1, CCM_REG_CTRL_MASK, + CCM_CSCDR1_RMII_CLK_EN); + clrsetbits_le32(&ccm->cscdr2, CCM_REG_CTRL_MASK, + CCM_CSCDR2_ESDHC1_EN | CCM_CSCDR2_ESDHC1_CLK_DIV(0) | + CCM_CSCDR2_NFC_EN); + clrsetbits_le32(&ccm->cscdr3, CCM_REG_CTRL_MASK, + CCM_CSCDR3_QSPI0_EN | CCM_CSCDR3_QSPI0_DIV(1) | + CCM_CSCDR3_QSPI0_X2_DIV(1) | CCM_CSCDR3_QSPI0_X4_DIV(3) | + CCM_CSCDR3_NFC_PRE_DIV(5)); + clrsetbits_le32(&ccm->cscmr2, CCM_REG_CTRL_MASK, + CCM_CSCMR2_RMII_CLK_SEL(0)); +} + +static void mscm_init(void) +{ + struct mscm_ir *mscmir = (struct mscm_ir *)MSCM_IR_BASE_ADDR; + int i; + + for (i = 0; i < MSCM_IRSPRC_NUM; i++) + writew(MSCM_IRSPRC_CP0_EN, &mscmir->irsprc[i]); +} + +int board_phy_config(struct phy_device *phydev) +{ + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} + +int board_early_init_f(void) +{ + clock_init(); + mscm_init(); + + setup_iomux_uart(); + setup_iomux_enet(); + setup_iomux_i2c(); + setup_iomux_qspi(); +#ifdef CONFIG_NAND_VF610_NFC + setup_iomux_nfc(); +#endif + + return 0; +} + +int board_init(void) +{ + struct scsc_reg *scsc = (struct scsc_reg *)SCSC_BASE_ADDR; + + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + /* + * Enable external 32K Oscillator + * + * The internal clock experiences significant drift + * so we must use the external oscillator in order + * to maintain correct time in the hwclock + */ + setbits_le32(&scsc->sosc_ctr, SCSC_SOSC_CTR_SOSC_EN); + + return 0; +} + +int checkboard(void) +{ + puts("Board: vf610twr\n"); + + return 0; +} |