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Diffstat (limited to 'roms/u-boot/board/freescale/ls1021aqds/ls1021aqds.c')
-rw-r--r--roms/u-boot/board/freescale/ls1021aqds/ls1021aqds.c480
1 files changed, 480 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/ls1021aqds/ls1021aqds.c b/roms/u-boot/board/freescale/ls1021aqds/ls1021aqds.c
new file mode 100644
index 000000000..aa1f6025c
--- /dev/null
+++ b/roms/u-boot/board/freescale/ls1021aqds/ls1021aqds.c
@@ -0,0 +1,480 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ * Copyright 2019 NXP
+ */
+
+#include <common.h>
+#include <clock_legacy.h>
+#include <fdt_support.h>
+#include <i2c.h>
+#include <init.h>
+#include <log.h>
+#include <asm/io.h>
+#include <asm/arch/immap_ls102xa.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/fsl_serdes.h>
+#include <asm/arch/ls102xa_soc.h>
+#include <asm/arch/ls102xa_devdis.h>
+#include <hwconfig.h>
+#include <mmc.h>
+#include <fsl_csu.h>
+#include <fsl_ifc.h>
+#include <fsl_sec.h>
+#include <spl.h>
+#include <fsl_devdis.h>
+#include <fsl_validate.h>
+#include <fsl_ddr.h>
+#include "../common/sleep.h"
+#include "../common/qixis.h"
+#include "ls1021aqds_qixis.h"
+#ifdef CONFIG_U_QE
+#include <fsl_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)
+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)
+{
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+ 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
+
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+ 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 bus_num)
+{
+ int ret;
+#if CONFIG_IS_ENABLED(DM_I2C)
+ struct udevice *dev;
+
+ ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_PRI,
+ 1, &dev);
+ if (ret) {
+ printf("%s: Cannot find udev for a bus %d\n", __func__,
+ bus_num);
+ return ret;
+ }
+ ret = dm_i2c_write(dev, 0, &ch, 1);
+#else
+ ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
+#endif
+ 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.
+ *
+ * PCA9547(0x77) mount on I2C1 bus
+ */
+ select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, 0);
+ return fsl_initdram();
+}
+
+int board_early_init_f(void)
+{
+ struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
+
+#ifdef CONFIG_TSEC_ENET
+ /* clear BD & FR bits for BE BD's and frame data */
+ clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
+#endif
+
+#ifdef CONFIG_FSL_IFC
+ init_early_memctl_regs();
+#endif
+
+ arch_soc_init();
+
+#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)
+{
+#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
+
+ timer_init();
+ dram_init();
+
+ /* Allow OCRAM access permission as R/W */
+#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
+ enable_layerscape_ns_access();
+#endif
+
+ 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;
+}
+
+#ifdef CONFIG_BOARD_LATE_INIT
+int board_late_init(void)
+{
+#ifdef CONFIG_CHAIN_OF_TRUST
+ fsl_setenv_chain_of_trust();
+#endif
+
+ return 0;
+}
+#endif
+
+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_DEVICE_DISABLE
+ device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl));
+#endif
+#ifdef CONFIG_FSL_CAAM
+ return sec_init();
+#endif
+ return 0;
+}
+
+int board_init(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
+ erratum_a010315();
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009942
+ erratum_a009942_check_cpo();
+#endif
+
+ select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, 0);
+
+#ifndef CONFIG_SYS_FSL_NO_SERDES
+ fsl_serdes_init();
+ config_serdes_mux();
+#endif
+
+ ls102xa_smmu_stream_id_init();
+
+#ifdef CONFIG_U_QE
+ u_qe_init();
+#endif
+
+ return 0;
+}
+
+#if defined(CONFIG_DEEP_SLEEP)
+void board_sleep_prepare(void)
+{
+#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
+ enable_layerscape_ns_access();
+#endif
+}
+#endif
+
+int ft_board_setup(void *blob, struct bd_info *bd)
+{
+ ft_cpu_setup(blob, bd);
+
+#ifdef CONFIG_PCI
+ ft_pci_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);
+}