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/*
* Copyright 2013 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.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.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)
int dram_init(void)
{
struct ddrmc_lvl_info lvl = {
.wrlvl_reg_en = 1,
.wrlvl_dl_0 = 0,
.wrlvl_dl_1 = 0,
.rdlvl_gt_reg_en = 1,
.rdlvl_gt_dl_0 = 4,
.rdlvl_gt_dl_1 = 4,
.rdlvl_reg_en = 1,
.rdlvl_dl_0 = 0,
.rdlvl_dl_1 = 0,
};
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,
.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,
.tdal = 12,
.tdll = 512,
.trp_ab = 6,
.tref = 3120,
.trfc = 44,
.tpdex = 3,
.txpdll = 10,
.txsnr = 48,
.txsr = 468,
.cksrx = 5,
.cksre = 5,
.zqcl = 256,
.zqinit = 512,
.zqcs = 64,
.ref_per_zq = 64,
.aprebit = 10,
.wlmrd = 40,
.wldqsen = 25,
};
ddrmc_setup_iomux();
ddrmc_ctrl_init_ddr3(&timings, &lvl, 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
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(bd_t *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);
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)
{
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
return 0;
}
int checkboard(void)
{
puts("Board: vf610twr\n");
return 0;
}
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