| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright 2017 NXP |
| */ |
| #include <common.h> |
| #include <i2c.h> |
| #include <malloc.h> |
| #include <errno.h> |
| #include <netdev.h> |
| #include <fsl_ifc.h> |
| #include <fsl_ddr.h> |
| #include <fsl_sec.h> |
| #include <asm/io.h> |
| #include <fdt_support.h> |
| #include <linux/libfdt.h> |
| #include <fsl-mc/fsl_mc.h> |
| #include <environment.h> |
| #include <asm/arch-fsl-layerscape/soc.h> |
| #include <asm/arch/ppa.h> |
| #include <hwconfig.h> |
| #include <asm/arch/fsl_serdes.h> |
| #include <asm/arch/soc.h> |
| |
| #include "../common/qixis.h" |
| #include "ls1088a_qixis.h" |
| #include "../common/vid.h" |
| #include <fsl_immap.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| int board_early_init_f(void) |
| { |
| #if defined(CONFIG_SYS_I2C_EARLY_INIT) && defined(CONFIG_TARGET_LS1088AQDS) |
| i2c_early_init_f(); |
| #endif |
| fsl_lsch3_early_init_f(); |
| return 0; |
| } |
| |
| #ifdef CONFIG_FSL_QIXIS |
| unsigned long long get_qixis_addr(void) |
| { |
| unsigned long long addr; |
| |
| if (gd->flags & GD_FLG_RELOC) |
| addr = QIXIS_BASE_PHYS; |
| else |
| addr = QIXIS_BASE_PHYS_EARLY; |
| |
| /* |
| * IFC address under 256MB is mapped to 0x30000000, any address above |
| * is mapped to 0x5_10000000 up to 4GB. |
| */ |
| addr = addr > 0x10000000 ? addr + 0x500000000ULL : addr + 0x30000000; |
| |
| return addr; |
| } |
| #endif |
| |
| #if defined(CONFIG_VID) |
| int init_func_vid(void) |
| { |
| if (adjust_vdd(0) < 0) |
| printf("core voltage not adjusted\n"); |
| |
| return 0; |
| } |
| #endif |
| |
| #if !defined(CONFIG_SPL_BUILD) |
| int checkboard(void) |
| { |
| char buf[64]; |
| u8 sw; |
| static const char *const freq[] = {"100", "125", "156.25", |
| "100 separate SSCG"}; |
| int clock; |
| |
| #ifdef CONFIG_TARGET_LS1088AQDS |
| printf("Board: LS1088A-QDS, "); |
| #else |
| printf("Board: LS1088A-RDB, "); |
| #endif |
| |
| sw = QIXIS_READ(arch); |
| printf("Board Arch: V%d, ", sw >> 4); |
| |
| #ifdef CONFIG_TARGET_LS1088AQDS |
| printf("Board version: %c, boot from ", (sw & 0xf) + 'A' - 1); |
| #else |
| printf("Board version: %c, boot from ", (sw & 0xf) + 'A'); |
| #endif |
| |
| memset((u8 *)buf, 0x00, ARRAY_SIZE(buf)); |
| |
| sw = QIXIS_READ(brdcfg[0]); |
| sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT; |
| |
| #ifdef CONFIG_SD_BOOT |
| puts("SD card\n"); |
| #endif |
| switch (sw) { |
| #ifdef CONFIG_TARGET_LS1088AQDS |
| case 0: |
| case 1: |
| case 2: |
| case 3: |
| case 4: |
| case 5: |
| case 6: |
| case 7: |
| printf("vBank: %d\n", sw); |
| break; |
| case 8: |
| puts("PromJet\n"); |
| break; |
| case 15: |
| puts("IFCCard\n"); |
| break; |
| case 14: |
| #else |
| case 0: |
| #endif |
| puts("QSPI:"); |
| sw = QIXIS_READ(brdcfg[0]); |
| sw = (sw & QIXIS_QMAP_MASK) >> QIXIS_QMAP_SHIFT; |
| if (sw == 0 || sw == 4) |
| puts("0\n"); |
| else if (sw == 1) |
| puts("1\n"); |
| else |
| puts("EMU\n"); |
| break; |
| |
| default: |
| printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH); |
| break; |
| } |
| |
| #ifdef CONFIG_TARGET_LS1088AQDS |
| printf("FPGA: v%d (%s), build %d", |
| (int)QIXIS_READ(scver), qixis_read_tag(buf), |
| (int)qixis_read_minor()); |
| /* the timestamp string contains "\n" at the end */ |
| printf(" on %s", qixis_read_time(buf)); |
| #else |
| printf("CPLD: v%d.%d\n", QIXIS_READ(scver), QIXIS_READ(tagdata)); |
| #endif |
| |
| /* |
| * Display the actual SERDES reference clocks as configured by the |
| * dip switches on the board. Note that the SWx registers could |
| * technically be set to force the reference clocks to match the |
| * values that the SERDES expects (or vice versa). For now, however, |
| * we just display both values and hope the user notices when they |
| * don't match. |
| */ |
| puts("SERDES1 Reference : "); |
| sw = QIXIS_READ(brdcfg[2]); |
| clock = (sw >> 6) & 3; |
| printf("Clock1 = %sMHz ", freq[clock]); |
| clock = (sw >> 4) & 3; |
| printf("Clock2 = %sMHz", freq[clock]); |
| |
| puts("\nSERDES2 Reference : "); |
| clock = (sw >> 2) & 3; |
| printf("Clock1 = %sMHz ", freq[clock]); |
| clock = (sw >> 0) & 3; |
| printf("Clock2 = %sMHz\n", freq[clock]); |
| |
| return 0; |
| } |
| #endif |
| |
| bool if_board_diff_clk(void) |
| { |
| #ifdef CONFIG_TARGET_LS1088AQDS |
| u8 diff_conf = QIXIS_READ(brdcfg[11]); |
| return diff_conf & 0x40; |
| #else |
| u8 diff_conf = QIXIS_READ(dutcfg[11]); |
| return diff_conf & 0x80; |
| #endif |
| } |
| |
| unsigned long get_board_sys_clk(void) |
| { |
| u8 sysclk_conf = QIXIS_READ(brdcfg[1]); |
| |
| switch (sysclk_conf & 0x0f) { |
| 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]); |
| |
| if (if_board_diff_clk()) |
| return get_board_sys_clk(); |
| 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; |
| } |
| |
| #if !defined(CONFIG_SPL_BUILD) |
| void board_retimer_init(void) |
| { |
| u8 reg; |
| |
| /* Retimer is connected to I2C1_CH5 */ |
| select_i2c_ch_pca9547(I2C_MUX_CH5); |
| |
| /* Access to Control/Shared register */ |
| reg = 0x0; |
| i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1); |
| |
| /* Read device revision and ID */ |
| i2c_read(I2C_RETIMER_ADDR, 1, 1, ®, 1); |
| debug("Retimer version id = 0x%x\n", reg); |
| |
| /* Enable Broadcast. All writes target all channel register sets */ |
| reg = 0x0c; |
| i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1); |
| |
| /* Reset Channel Registers */ |
| i2c_read(I2C_RETIMER_ADDR, 0, 1, ®, 1); |
| reg |= 0x4; |
| i2c_write(I2C_RETIMER_ADDR, 0, 1, ®, 1); |
| |
| /* Set data rate as 10.3125 Gbps */ |
| reg = 0x90; |
| i2c_write(I2C_RETIMER_ADDR, 0x60, 1, ®, 1); |
| reg = 0xb3; |
| i2c_write(I2C_RETIMER_ADDR, 0x61, 1, ®, 1); |
| reg = 0x90; |
| i2c_write(I2C_RETIMER_ADDR, 0x62, 1, ®, 1); |
| reg = 0xb3; |
| i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1); |
| reg = 0xcd; |
| i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1); |
| |
| /* Select VCO Divider to full rate (000) */ |
| i2c_read(I2C_RETIMER_ADDR, 0x2F, 1, ®, 1); |
| reg &= 0x0f; |
| reg |= 0x70; |
| i2c_write(I2C_RETIMER_ADDR, 0x2F, 1, ®, 1); |
| |
| #ifdef CONFIG_TARGET_LS1088AQDS |
| /* Retimer is connected to I2C1_CH5 */ |
| select_i2c_ch_pca9547(I2C_MUX_CH5); |
| |
| /* Access to Control/Shared register */ |
| reg = 0x0; |
| i2c_write(I2C_RETIMER_ADDR2, 0xff, 1, ®, 1); |
| |
| /* Read device revision and ID */ |
| i2c_read(I2C_RETIMER_ADDR2, 1, 1, ®, 1); |
| debug("Retimer version id = 0x%x\n", reg); |
| |
| /* Enable Broadcast. All writes target all channel register sets */ |
| reg = 0x0c; |
| i2c_write(I2C_RETIMER_ADDR2, 0xff, 1, ®, 1); |
| |
| /* Reset Channel Registers */ |
| i2c_read(I2C_RETIMER_ADDR2, 0, 1, ®, 1); |
| reg |= 0x4; |
| i2c_write(I2C_RETIMER_ADDR2, 0, 1, ®, 1); |
| |
| /* Set data rate as 10.3125 Gbps */ |
| reg = 0x90; |
| i2c_write(I2C_RETIMER_ADDR2, 0x60, 1, ®, 1); |
| reg = 0xb3; |
| i2c_write(I2C_RETIMER_ADDR2, 0x61, 1, ®, 1); |
| reg = 0x90; |
| i2c_write(I2C_RETIMER_ADDR2, 0x62, 1, ®, 1); |
| reg = 0xb3; |
| i2c_write(I2C_RETIMER_ADDR2, 0x63, 1, ®, 1); |
| reg = 0xcd; |
| i2c_write(I2C_RETIMER_ADDR2, 0x64, 1, ®, 1); |
| |
| /* Select VCO Divider to full rate (000) */ |
| i2c_read(I2C_RETIMER_ADDR2, 0x2F, 1, ®, 1); |
| reg &= 0x0f; |
| reg |= 0x70; |
| i2c_write(I2C_RETIMER_ADDR2, 0x2F, 1, ®, 1); |
| #endif |
| /*return the default channel*/ |
| select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); |
| } |
| |
| #ifdef CONFIG_MISC_INIT_R |
| int misc_init_r(void) |
| { |
| #ifdef CONFIG_TARGET_LS1088ARDB |
| u8 brdcfg5; |
| |
| if (hwconfig("esdhc-force-sd")) { |
| brdcfg5 = QIXIS_READ(brdcfg[5]); |
| brdcfg5 &= ~BRDCFG5_SPISDHC_MASK; |
| brdcfg5 |= BRDCFG5_FORCE_SD; |
| QIXIS_WRITE(brdcfg[5], brdcfg5); |
| } |
| #endif |
| return 0; |
| } |
| #endif |
| #endif |
| |
| int i2c_multiplexer_select_vid_channel(u8 channel) |
| { |
| return select_i2c_ch_pca9547(channel); |
| } |
| |
| #ifdef CONFIG_TARGET_LS1088AQDS |
| /* read the current value(SVDD) of the LTM Regulator Voltage */ |
| int get_serdes_volt(void) |
| { |
| int ret, vcode = 0; |
| u8 chan = PWM_CHANNEL0; |
| |
| /* Select the PAGE 0 using PMBus commands PAGE for VDD */ |
| ret = i2c_write(I2C_SVDD_MONITOR_ADDR, |
| PMBUS_CMD_PAGE, 1, &chan, 1); |
| if (ret) { |
| printf("VID: failed to select VDD Page 0\n"); |
| return ret; |
| } |
| |
| /* Read the output voltage using PMBus command READ_VOUT */ |
| ret = i2c_read(I2C_SVDD_MONITOR_ADDR, |
| PMBUS_CMD_READ_VOUT, 1, (void *)&vcode, 2); |
| if (ret) { |
| printf("VID: failed to read the volatge\n"); |
| return ret; |
| } |
| |
| return vcode; |
| } |
| |
| int set_serdes_volt(int svdd) |
| { |
| int ret, vdd_last; |
| u8 buff[5] = {0x04, PWM_CHANNEL0, PMBUS_CMD_VOUT_COMMAND, |
| svdd & 0xFF, (svdd & 0xFF00) >> 8}; |
| |
| /* Write the desired voltage code to the SVDD regulator */ |
| ret = i2c_write(I2C_SVDD_MONITOR_ADDR, |
| PMBUS_CMD_PAGE_PLUS_WRITE, 1, (void *)&buff, 5); |
| if (ret) { |
| printf("VID: I2C failed to write to the volatge regulator\n"); |
| return -1; |
| } |
| |
| /* Wait for the volatge to get to the desired value */ |
| do { |
| vdd_last = get_serdes_volt(); |
| if (vdd_last < 0) { |
| printf("VID: Couldn't read sensor abort VID adjust\n"); |
| return -1; |
| } |
| } while (vdd_last != svdd); |
| |
| return 1; |
| } |
| #else |
| int get_serdes_volt(void) |
| { |
| return 0; |
| } |
| |
| int set_serdes_volt(int svdd) |
| { |
| int ret; |
| u8 brdcfg4; |
| |
| printf("SVDD changing of RDB\n"); |
| |
| /* Read the BRDCFG54 via CLPD */ |
| ret = i2c_read(CONFIG_SYS_I2C_FPGA_ADDR, |
| QIXIS_BRDCFG4_OFFSET, 1, (void *)&brdcfg4, 1); |
| if (ret) { |
| printf("VID: I2C failed to read the CPLD BRDCFG4\n"); |
| return -1; |
| } |
| |
| brdcfg4 = brdcfg4 | 0x08; |
| |
| /* Write to the BRDCFG4 */ |
| ret = i2c_write(CONFIG_SYS_I2C_FPGA_ADDR, |
| QIXIS_BRDCFG4_OFFSET, 1, (void *)&brdcfg4, 1); |
| if (ret) { |
| debug("VID: I2C failed to set the SVDD CPLD BRDCFG4\n"); |
| return -1; |
| } |
| |
| /* Wait for the volatge to get to the desired value */ |
| udelay(10000); |
| |
| return 1; |
| } |
| #endif |
| |
| /* this function disables the SERDES, changes the SVDD Voltage and enables it*/ |
| int board_adjust_vdd(int vdd) |
| { |
| int ret = 0; |
| |
| debug("%s: vdd = %d\n", __func__, vdd); |
| |
| /* Special settings to be performed when voltage is 900mV */ |
| if (vdd == 900) { |
| ret = setup_serdes_volt(vdd); |
| if (ret < 0) { |
| ret = -1; |
| goto exit; |
| } |
| } |
| exit: |
| return ret; |
| } |
| |
| #if !defined(CONFIG_SPL_BUILD) |
| int board_init(void) |
| { |
| init_final_memctl_regs(); |
| #if defined(CONFIG_TARGET_LS1088ARDB) && defined(CONFIG_FSL_MC_ENET) |
| u32 __iomem *irq_ccsr = (u32 __iomem *)ISC_BASE; |
| #endif |
| |
| select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); |
| board_retimer_init(); |
| |
| #ifdef CONFIG_ENV_IS_NOWHERE |
| gd->env_addr = (ulong)&default_environment[0]; |
| #endif |
| |
| #if defined(CONFIG_TARGET_LS1088ARDB) && defined(CONFIG_FSL_MC_ENET) |
| /* invert AQR105 IRQ pins polarity */ |
| out_le32(irq_ccsr + IRQCR_OFFSET / 4, AQR105_IRQ_MASK); |
| #endif |
| |
| #ifdef CONFIG_FSL_CAAM |
| sec_init(); |
| #endif |
| #ifdef CONFIG_FSL_LS_PPA |
| ppa_init(); |
| #endif |
| return 0; |
| } |
| |
| void detail_board_ddr_info(void) |
| { |
| puts("\nDDR "); |
| print_size(gd->bd->bi_dram[0].size + gd->bd->bi_dram[1].size, ""); |
| print_ddr_info(0); |
| } |
| |
| #if defined(CONFIG_ARCH_MISC_INIT) |
| int arch_misc_init(void) |
| { |
| return 0; |
| } |
| #endif |
| |
| #ifdef CONFIG_FSL_MC_ENET |
| void fdt_fixup_board_enet(void *fdt) |
| { |
| int offset; |
| |
| offset = fdt_path_offset(fdt, "/fsl-mc"); |
| |
| if (offset < 0) |
| offset = fdt_path_offset(fdt, "/fsl,dprc@0"); |
| |
| if (offset < 0) { |
| printf("%s: ERROR: fsl-mc node not found in device tree (error %d)\n", |
| __func__, offset); |
| return; |
| } |
| |
| if ((get_mc_boot_status() == 0) && (get_dpl_apply_status() == 0)) |
| fdt_status_okay(fdt, offset); |
| else |
| fdt_status_fail(fdt, offset); |
| } |
| #endif |
| |
| #ifdef CONFIG_OF_BOARD_SETUP |
| void fsl_fdt_fixup_flash(void *fdt) |
| { |
| int offset; |
| |
| /* |
| * IFC-NOR and QSPI are muxed on SoC. |
| * So disable IFC node in dts if QSPI is enabled or |
| * disable QSPI node in dts in case QSPI is not enabled. |
| */ |
| |
| #ifdef CONFIG_FSL_QSPI |
| offset = fdt_path_offset(fdt, "/soc/ifc/nor"); |
| |
| if (offset < 0) |
| offset = fdt_path_offset(fdt, "/ifc/nor"); |
| #else |
| offset = fdt_path_offset(fdt, "/soc/quadspi"); |
| |
| if (offset < 0) |
| offset = fdt_path_offset(fdt, "/quadspi"); |
| #endif |
| if (offset < 0) |
| return; |
| |
| fdt_status_disabled(fdt, offset); |
| } |
| |
| int ft_board_setup(void *blob, bd_t *bd) |
| { |
| int err, i; |
| u64 base[CONFIG_NR_DRAM_BANKS]; |
| u64 size[CONFIG_NR_DRAM_BANKS]; |
| |
| ft_cpu_setup(blob, bd); |
| |
| /* fixup DT for the two GPP DDR banks */ |
| for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { |
| base[i] = gd->bd->bi_dram[i].start; |
| size[i] = gd->bd->bi_dram[i].size; |
| } |
| |
| #ifdef CONFIG_RESV_RAM |
| /* reduce size if reserved memory is within this bank */ |
| if (gd->arch.resv_ram >= base[0] && |
| gd->arch.resv_ram < base[0] + size[0]) |
| size[0] = gd->arch.resv_ram - base[0]; |
| else if (gd->arch.resv_ram >= base[1] && |
| gd->arch.resv_ram < base[1] + size[1]) |
| size[1] = gd->arch.resv_ram - base[1]; |
| #endif |
| |
| fdt_fixup_memory_banks(blob, base, size, CONFIG_NR_DRAM_BANKS); |
| |
| fsl_fdt_fixup_flash(blob); |
| |
| #ifdef CONFIG_FSL_MC_ENET |
| fdt_fixup_board_enet(blob); |
| err = fsl_mc_ldpaa_exit(bd); |
| if (err) |
| return err; |
| #endif |
| |
| return 0; |
| } |
| #endif |
| #endif /* defined(CONFIG_SPL_BUILD) */ |