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/*
* (C) Copyright 2013-2015, 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/siul.h>
#include <asm/arch/lpddr2.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;
void setup_iomux_ddr(void)
{
lpddr2_config_iomux(DDR0);
lpddr2_config_iomux(DDR1);
}
void ddr_phy_init(void)
{
}
void ddr_ctrl_init(void)
{
config_mmdc(0);
config_mmdc(1);
}
int dram_init(void)
{
setup_iomux_ddr();
ddr_ctrl_init();
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
return 0;
}
static void setup_iomux_uart(void)
{
/* Muxing for linflex */
/* Replace the magic values after bringup */
/* set TXD - MSCR[12] PA12 */
writel(SIUL2_UART_TXD, SIUL2_MSCRn(SIUL2_UART0_TXD_PAD));
/* set RXD - MSCR[11] - PA11 */
writel(SIUL2_UART_MSCR_RXD, SIUL2_MSCRn(SIUL2_UART0_MSCR_RXD_PAD));
/* set RXD - IMCR[200] - 200 */
writel(SIUL2_UART_IMCR_RXD, SIUL2_IMCRn(SIUL2_UART0_IMCR_RXD_PAD));
}
static void setup_iomux_enet(void)
{
}
static void setup_iomux_i2c(void)
{
}
#ifdef CONFIG_SYS_USE_NAND
void setup_iomux_nfc(void)
{
}
#endif
#ifdef CONFIG_FSL_ESDHC
struct fsl_esdhc_cfg esdhc_cfg[1] = {
{USDHC_BASE_ADDR},
};
int board_mmc_getcd(struct mmc *mmc)
{
/* eSDHC1 is always present */
return 1;
}
int board_mmc_init(bd_t * bis)
{
esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_USDHC_CLK);
/* Set iomux PADS for USDHC */
/* PK6 pad: uSDHC clk */
writel(SIUL2_USDHC_PAD_CTRL_CLK, SIUL2_MSCRn(150));
writel(0x3, SIUL2_MSCRn(902));
/* PK7 pad: uSDHC CMD */
writel(SIUL2_USDHC_PAD_CTRL_CMD, SIUL2_MSCRn(151));
writel(0x3, SIUL2_MSCRn(901));
/* PK8 pad: uSDHC DAT0 */
writel(SIUL2_USDHC_PAD_CTRL_DAT0_3, SIUL2_MSCRn(152));
writel(0x3, SIUL2_MSCRn(903));
/* PK9 pad: uSDHC DAT1 */
writel(SIUL2_USDHC_PAD_CTRL_DAT0_3, SIUL2_MSCRn(153));
writel(0x3, SIUL2_MSCRn(904));
/* PK10 pad: uSDHC DAT2 */
writel(SIUL2_USDHC_PAD_CTRL_DAT0_3, SIUL2_MSCRn(154));
writel(0x3, SIUL2_MSCRn(905));
/* PK11 pad: uSDHC DAT3 */
writel(SIUL2_USDHC_PAD_CTRL_DAT0_3, SIUL2_MSCRn(155));
writel(0x3, SIUL2_MSCRn(906));
/* PK15 pad: uSDHC DAT4 */
writel(SIUL2_USDHC_PAD_CTRL_DAT4_7, SIUL2_MSCRn(159));
writel(0x3, SIUL2_MSCRn(907));
/* PL0 pad: uSDHC DAT5 */
writel(SIUL2_USDHC_PAD_CTRL_DAT4_7, SIUL2_MSCRn(160));
writel(0x3, SIUL2_MSCRn(908));
/* PL1 pad: uSDHC DAT6 */
writel(SIUL2_USDHC_PAD_CTRL_DAT4_7, SIUL2_MSCRn(161));
writel(0x3, SIUL2_MSCRn(909));
/* PL2 pad: uSDHC DAT7 */
writel(SIUL2_USDHC_PAD_CTRL_DAT4_7, SIUL2_MSCRn(162));
writel(0x3, SIUL2_MSCRn(910));
return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
}
#endif
static void mscm_init(void)
{
struct mscm_ir *mscmir = (struct mscm_ir *)MSCM_BASE_ADDR;
int i;
for (i = 0; i < MSCM_IRSPRC_NUM; i++)
writew(MSCM_IRSPRC_CPn_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();
#ifdef CONFIG_SYS_USE_NAND
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: s32v234evb\n");
return 0;
}
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