u-boot/board/freescale/ls1021aqds/ls1021aqds.c

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/*
* Copyright 2014 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <i2c.h>
#include <asm/io.h>
#include <asm/arch/immap_ls102xa.h>
#include <asm/arch/ns_access.h>
#include <asm/arch/clock.h>
#include <asm/arch/fsl_serdes.h>
#include <asm/arch/ls102xa_stream_id.h>
#include <asm/pcie_layerscape.h>
#include <hwconfig.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <fsl_ifc.h>
#include <fsl_sec.h>
#include <spl.h>
#include "../common/sleep.h"
#include "../common/qixis.h"
#include "ls1021aqds_qixis.h"
#ifdef CONFIG_U_QE
#include "../../../drivers/qe/qe.h"
#endif
#define PIN_MUX_SEL_CAN 0x03
#define PIN_MUX_SEL_IIC2 0xa0
#define PIN_MUX_SEL_RGMII 0x00
#define PIN_MUX_SEL_SAI 0x0c
#define PIN_MUX_SEL_SDHC 0x00
#define SET_SDHC_MUX_SEL(reg, value) ((reg & 0x0f) | value)
#define SET_EC_MUX_SEL(reg, value) ((reg & 0xf0) | value)
DECLARE_GLOBAL_DATA_PTR;
enum {
MUX_TYPE_CAN,
MUX_TYPE_IIC2,
MUX_TYPE_RGMII,
MUX_TYPE_SAI,
MUX_TYPE_SDHC,
MUX_TYPE_SD_PCI4,
MUX_TYPE_SD_PC_SA_SG_SG,
MUX_TYPE_SD_PC_SA_PC_SG,
MUX_TYPE_SD_PC_SG_SG,
};
enum {
GE0_CLK125,
GE2_CLK125,
GE1_CLK125,
};
int checkboard(void)
{
#ifndef CONFIG_QSPI_BOOT
char buf[64];
#endif
#if !defined(CONFIG_SD_BOOT) && !defined(CONFIG_QSPI_BOOT)
u8 sw;
#endif
puts("Board: LS1021AQDS\n");
#ifdef CONFIG_SD_BOOT
puts("SD\n");
#elif CONFIG_QSPI_BOOT
puts("QSPI\n");
#else
sw = QIXIS_READ(brdcfg[0]);
sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
if (sw < 0x8)
printf("vBank: %d\n", sw);
else if (sw == 0x8)
puts("PromJet\n");
else if (sw == 0x9)
puts("NAND\n");
else if (sw == 0x15)
printf("IFCCard\n");
else
printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
#endif
#ifndef CONFIG_QSPI_BOOT
printf("Sys ID:0x%02x, Sys Ver: 0x%02x\n",
QIXIS_READ(id), QIXIS_READ(arch));
printf("FPGA: v%d (%s), build %d\n",
(int)QIXIS_READ(scver), qixis_read_tag(buf),
(int)qixis_read_minor());
#endif
return 0;
}
unsigned long get_board_sys_clk(void)
{
u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
switch (sysclk_conf & 0x0f) {
case QIXIS_SYSCLK_64:
return 64000000;
case QIXIS_SYSCLK_83:
return 83333333;
case QIXIS_SYSCLK_100:
return 100000000;
case QIXIS_SYSCLK_125:
return 125000000;
case QIXIS_SYSCLK_133:
return 133333333;
case QIXIS_SYSCLK_150:
return 150000000;
case QIXIS_SYSCLK_160:
return 160000000;
case QIXIS_SYSCLK_166:
return 166666666;
}
return 66666666;
}
unsigned long get_board_ddr_clk(void)
{
u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
switch ((ddrclk_conf & 0x30) >> 4) {
case QIXIS_DDRCLK_100:
return 100000000;
case QIXIS_DDRCLK_125:
return 125000000;
case QIXIS_DDRCLK_133:
return 133333333;
}
return 66666666;
}
int select_i2c_ch_pca9547(u8 ch)
{
int ret;
ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
if (ret) {
puts("PCA: failed to select proper channel\n");
return ret;
}
return 0;
}
int dram_init(void)
{
/*
* When resuming from deep sleep, the I2C channel may not be
* in the default channel. So, switch to the default channel
* before accessing DDR SPD.
*/
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
gd->ram_size = initdram(0);
return 0;
}
#ifdef CONFIG_FSL_ESDHC
struct fsl_esdhc_cfg esdhc_cfg[1] = {
{CONFIG_SYS_FSL_ESDHC_ADDR},
};
int board_mmc_init(bd_t *bis)
{
esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
}
#endif
int board_early_init_f(void)
{
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
#ifdef CONFIG_TSEC_ENET
out_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
#endif
#ifdef CONFIG_FSL_IFC
init_early_memctl_regs();
#endif
#ifdef CONFIG_FSL_QSPI
out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL);
#endif
#ifdef CONFIG_FSL_DCU_FB
out_be32(&scfg->pixclkcr, SCFG_PIXCLKCR_PXCKEN);
#endif
/*
* Enable snoop requests and DVM message requests for
* Slave insterface S4 (A7 core cluster)
*/
out_le32(&cci->slave[4].snoop_ctrl,
CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
/*
* Set CCI-400 Slave interface S1, S2 Shareable Override Register
* All transactions are treated as non-shareable
*/
out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
/* Workaround for the issue that DDR could not respond to
* barrier transaction which is generated by executing DSB/ISB
* instruction. Set CCI-400 control override register to
* terminate the barrier transaction. After DDR is initialized,
* allow barrier transaction to DDR again */
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
#if defined(CONFIG_DEEP_SLEEP)
if (is_warm_boot())
fsl_dp_disable_console();
#endif
return 0;
}
#ifdef CONFIG_SPL_BUILD
void board_init_f(ulong dummy)
{
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
#ifdef CONFIG_NAND_BOOT
struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
u32 porsr1, pinctl;
/*
* There is LS1 SoC issue where NOR, FPGA are inaccessible during
* NAND boot because IFC signals > IFC_AD7 are not enabled.
* This workaround changes RCW source to make all signals enabled.
*/
porsr1 = in_be32(&gur->porsr1);
pinctl = ((porsr1 & ~(DCFG_CCSR_PORSR1_RCW_MASK)) |
DCFG_CCSR_PORSR1_RCW_SRC_I2C);
out_be32((unsigned int *)(CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_PORCR1),
pinctl);
#endif
/* Clear the BSS */
memset(__bss_start, 0, __bss_end - __bss_start);
#ifdef CONFIG_FSL_IFC
init_early_memctl_regs();
#endif
get_clocks();
#if defined(CONFIG_DEEP_SLEEP)
if (is_warm_boot())
fsl_dp_disable_console();
#endif
preloader_console_init();
#ifdef CONFIG_SPL_I2C_SUPPORT
i2c_init_all();
#endif
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
dram_init();
board_init_r(NULL, 0);
}
#endif
void config_etseccm_source(int etsec_gtx_125_mux)
{
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
switch (etsec_gtx_125_mux) {
case GE0_CLK125:
out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE0_CLK125);
debug("etseccm set to GE0_CLK125\n");
break;
case GE2_CLK125:
out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
debug("etseccm set to GE2_CLK125\n");
break;
case GE1_CLK125:
out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE1_CLK125);
debug("etseccm set to GE1_CLK125\n");
break;
default:
printf("Error! trying to set etseccm to invalid value\n");
break;
}
}
int config_board_mux(int ctrl_type)
{
u8 reg12, reg14;
reg12 = QIXIS_READ(brdcfg[12]);
reg14 = QIXIS_READ(brdcfg[14]);
switch (ctrl_type) {
case MUX_TYPE_CAN:
config_etseccm_source(GE2_CLK125);
reg14 = SET_EC_MUX_SEL(reg14, PIN_MUX_SEL_CAN);
break;
case MUX_TYPE_IIC2:
reg14 = SET_SDHC_MUX_SEL(reg14, PIN_MUX_SEL_IIC2);
break;
case MUX_TYPE_RGMII:
reg14 = SET_EC_MUX_SEL(reg14, PIN_MUX_SEL_RGMII);
break;
case MUX_TYPE_SAI:
config_etseccm_source(GE2_CLK125);
reg14 = SET_EC_MUX_SEL(reg14, PIN_MUX_SEL_SAI);
break;
case MUX_TYPE_SDHC:
reg14 = SET_SDHC_MUX_SEL(reg14, PIN_MUX_SEL_SDHC);
break;
case MUX_TYPE_SD_PCI4:
reg12 = 0x38;
break;
case MUX_TYPE_SD_PC_SA_SG_SG:
reg12 = 0x01;
break;
case MUX_TYPE_SD_PC_SA_PC_SG:
reg12 = 0x01;
break;
case MUX_TYPE_SD_PC_SG_SG:
reg12 = 0x21;
break;
default:
printf("Wrong mux interface type\n");
return -1;
}
QIXIS_WRITE(brdcfg[12], reg12);
QIXIS_WRITE(brdcfg[14], reg14);
return 0;
}
int config_serdes_mux(void)
{
struct ccsr_gur *gur = (struct ccsr_gur *)CONFIG_SYS_FSL_GUTS_ADDR;
u32 cfg;
cfg = in_be32(&gur->rcwsr[4]) & RCWSR4_SRDS1_PRTCL_MASK;
cfg >>= RCWSR4_SRDS1_PRTCL_SHIFT;
switch (cfg) {
case 0x0:
config_board_mux(MUX_TYPE_SD_PCI4);
break;
case 0x30:
config_board_mux(MUX_TYPE_SD_PC_SA_SG_SG);
break;
case 0x60:
config_board_mux(MUX_TYPE_SD_PC_SG_SG);
break;
case 0x70:
config_board_mux(MUX_TYPE_SD_PC_SA_PC_SG);
break;
default:
printf("SRDS1 prtcl:0x%x\n", cfg);
break;
}
return 0;
}
int misc_init_r(void)
{
int conflict_flag;
/* some signals can not enable simultaneous*/
conflict_flag = 0;
if (hwconfig("sdhc"))
conflict_flag++;
if (hwconfig("iic2"))
conflict_flag++;
if (conflict_flag > 1) {
printf("WARNING: pin conflict !\n");
return 0;
}
conflict_flag = 0;
if (hwconfig("rgmii"))
conflict_flag++;
if (hwconfig("can"))
conflict_flag++;
if (hwconfig("sai"))
conflict_flag++;
if (conflict_flag > 1) {
printf("WARNING: pin conflict !\n");
return 0;
}
if (hwconfig("can"))
config_board_mux(MUX_TYPE_CAN);
else if (hwconfig("rgmii"))
config_board_mux(MUX_TYPE_RGMII);
else if (hwconfig("sai"))
config_board_mux(MUX_TYPE_SAI);
if (hwconfig("iic2"))
config_board_mux(MUX_TYPE_IIC2);
else if (hwconfig("sdhc"))
config_board_mux(MUX_TYPE_SDHC);
#ifdef CONFIG_FSL_CAAM
return sec_init();
#endif
return 0;
}
#ifdef CONFIG_LS102XA_NS_ACCESS
static struct csu_ns_dev ns_dev[] = {
{ CSU_CSLX_PCIE2_IO, CSU_ALL_RW },
{ CSU_CSLX_PCIE1_IO, CSU_ALL_RW },
{ CSU_CSLX_MG2TPR_IP, CSU_ALL_RW },
{ CSU_CSLX_IFC_MEM, CSU_ALL_RW },
{ CSU_CSLX_OCRAM, CSU_ALL_RW },
{ CSU_CSLX_GIC, CSU_ALL_RW },
{ CSU_CSLX_PCIE1, CSU_ALL_RW },
{ CSU_CSLX_OCRAM2, CSU_ALL_RW },
{ CSU_CSLX_QSPI_MEM, CSU_ALL_RW },
{ CSU_CSLX_PCIE2, CSU_ALL_RW },
{ CSU_CSLX_SATA, CSU_ALL_RW },
{ CSU_CSLX_USB3, CSU_ALL_RW },
{ CSU_CSLX_SERDES, CSU_ALL_RW },
{ CSU_CSLX_QDMA, CSU_ALL_RW },
{ CSU_CSLX_LPUART2, CSU_ALL_RW },
{ CSU_CSLX_LPUART1, CSU_ALL_RW },
{ CSU_CSLX_LPUART4, CSU_ALL_RW },
{ CSU_CSLX_LPUART3, CSU_ALL_RW },
{ CSU_CSLX_LPUART6, CSU_ALL_RW },
{ CSU_CSLX_LPUART5, CSU_ALL_RW },
{ CSU_CSLX_DSPI2, CSU_ALL_RW },
{ CSU_CSLX_DSPI1, CSU_ALL_RW },
{ CSU_CSLX_QSPI, CSU_ALL_RW },
{ CSU_CSLX_ESDHC, CSU_ALL_RW },
{ CSU_CSLX_2D_ACE, CSU_ALL_RW },
{ CSU_CSLX_IFC, CSU_ALL_RW },
{ CSU_CSLX_I2C1, CSU_ALL_RW },
{ CSU_CSLX_USB2, CSU_ALL_RW },
{ CSU_CSLX_I2C3, CSU_ALL_RW },
{ CSU_CSLX_I2C2, CSU_ALL_RW },
{ CSU_CSLX_DUART2, CSU_ALL_RW },
{ CSU_CSLX_DUART1, CSU_ALL_RW },
{ CSU_CSLX_WDT2, CSU_ALL_RW },
{ CSU_CSLX_WDT1, CSU_ALL_RW },
{ CSU_CSLX_EDMA, CSU_ALL_RW },
{ CSU_CSLX_SYS_CNT, CSU_ALL_RW },
{ CSU_CSLX_DMA_MUX2, CSU_ALL_RW },
{ CSU_CSLX_DMA_MUX1, CSU_ALL_RW },
{ CSU_CSLX_DDR, CSU_ALL_RW },
{ CSU_CSLX_QUICC, CSU_ALL_RW },
{ CSU_CSLX_DCFG_CCU_RCPM, CSU_ALL_RW },
{ CSU_CSLX_SECURE_BOOTROM, CSU_ALL_RW },
{ CSU_CSLX_SFP, CSU_ALL_RW },
{ CSU_CSLX_TMU, CSU_ALL_RW },
{ CSU_CSLX_SECURE_MONITOR, CSU_ALL_RW },
{ CSU_CSLX_RESERVED0, CSU_ALL_RW },
{ CSU_CSLX_ETSEC1, CSU_ALL_RW },
{ CSU_CSLX_SEC5_5, CSU_ALL_RW },
{ CSU_CSLX_ETSEC3, CSU_ALL_RW },
{ CSU_CSLX_ETSEC2, CSU_ALL_RW },
{ CSU_CSLX_GPIO2, CSU_ALL_RW },
{ CSU_CSLX_GPIO1, CSU_ALL_RW },
{ CSU_CSLX_GPIO4, CSU_ALL_RW },
{ CSU_CSLX_GPIO3, CSU_ALL_RW },
{ CSU_CSLX_PLATFORM_CONT, CSU_ALL_RW },
{ CSU_CSLX_CSU, CSU_ALL_RW },
{ CSU_CSLX_ASRC, CSU_ALL_RW },
{ CSU_CSLX_SPDIF, CSU_ALL_RW },
{ CSU_CSLX_FLEXCAN2, CSU_ALL_RW },
{ CSU_CSLX_FLEXCAN1, CSU_ALL_RW },
{ CSU_CSLX_FLEXCAN4, CSU_ALL_RW },
{ CSU_CSLX_FLEXCAN3, CSU_ALL_RW },
{ CSU_CSLX_SAI2, CSU_ALL_RW },
{ CSU_CSLX_SAI1, CSU_ALL_RW },
{ CSU_CSLX_SAI4, CSU_ALL_RW },
{ CSU_CSLX_SAI3, CSU_ALL_RW },
{ CSU_CSLX_FTM2, CSU_ALL_RW },
{ CSU_CSLX_FTM1, CSU_ALL_RW },
{ CSU_CSLX_FTM4, CSU_ALL_RW },
{ CSU_CSLX_FTM3, CSU_ALL_RW },
{ CSU_CSLX_FTM6, CSU_ALL_RW },
{ CSU_CSLX_FTM5, CSU_ALL_RW },
{ CSU_CSLX_FTM8, CSU_ALL_RW },
{ CSU_CSLX_FTM7, CSU_ALL_RW },
{ CSU_CSLX_COP_DCSR, CSU_ALL_RW },
{ CSU_CSLX_EPU, CSU_ALL_RW },
{ CSU_CSLX_GDI, CSU_ALL_RW },
{ CSU_CSLX_DDI, CSU_ALL_RW },
{ CSU_CSLX_RESERVED1, CSU_ALL_RW },
{ CSU_CSLX_USB3_PHY, CSU_ALL_RW },
{ CSU_CSLX_RESERVED2, CSU_ALL_RW },
};
#endif
struct smmu_stream_id dev_stream_id[] = {
{ 0x100, 0x01, "ETSEC MAC1" },
{ 0x104, 0x02, "ETSEC MAC2" },
{ 0x108, 0x03, "ETSEC MAC3" },
{ 0x10c, 0x04, "PEX1" },
{ 0x110, 0x05, "PEX2" },
{ 0x114, 0x06, "qDMA" },
{ 0x118, 0x07, "SATA" },
{ 0x11c, 0x08, "USB3" },
{ 0x120, 0x09, "QE" },
{ 0x124, 0x0a, "eSDHC" },
{ 0x128, 0x0b, "eMA" },
{ 0x14c, 0x0c, "2D-ACE" },
{ 0x150, 0x0d, "USB2" },
{ 0x18c, 0x0e, "DEBUG" },
};
int board_init(void)
{
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
/* Set CCI-400 control override register to
* enable barrier transaction */
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
#ifndef CONFIG_SYS_FSL_NO_SERDES
fsl_serdes_init();
config_serdes_mux();
#endif
ls102xa_config_smmu_stream_id(dev_stream_id,
ARRAY_SIZE(dev_stream_id));
#ifdef CONFIG_LS102XA_NS_ACCESS
enable_devices_ns_access(ns_dev, ARRAY_SIZE(ns_dev));
#endif
#ifdef CONFIG_U_QE
u_qe_init();
#endif
return 0;
}
#if defined(CONFIG_DEEP_SLEEP)
void board_sleep_prepare(void)
{
struct ccsr_cci400 __iomem *cci = (void *)CONFIG_SYS_CCI400_ADDR;
/* Set CCI-400 control override register to
* enable barrier transaction */
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
#ifdef CONFIG_LS102XA_NS_ACCESS
enable_devices_ns_access(ns_dev, ARRAY_SIZE(ns_dev));
#endif
}
#endif
int ft_board_setup(void *blob, bd_t *bd)
{
ft_cpu_setup(blob, bd);
#ifdef CONFIG_PCIE_LAYERSCAPE
ft_pcie_setup(blob, bd);
#endif
return 0;
}
u8 flash_read8(void *addr)
{
return __raw_readb(addr + 1);
}
void flash_write16(u16 val, void *addr)
{
u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
__raw_writew(shftval, addr);
}
u16 flash_read16(void *addr)
{
u16 val = __raw_readw(addr);
return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
}