diff options
Diffstat (limited to 'board/freescale/ls1088a/ls1088a.c')
| -rw-r--r-- | board/freescale/ls1088a/ls1088a.c | 406 |
1 files changed, 406 insertions, 0 deletions
diff --git a/board/freescale/ls1088a/ls1088a.c b/board/freescale/ls1088a/ls1088a.c new file mode 100644 index 0000000..96d9ae7 --- /dev/null +++ b/board/freescale/ls1088a/ls1088a.c @@ -0,0 +1,406 @@ +/* + * Copyright 2017 NXP + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#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 <libfdt.h> +#include <fsl-mc/fsl_mc.h> +#include <environment.h> +#include <asm/arch-fsl-layerscape/soc.h> +#include <asm/arch/ppa.h> + +#include "../common/qixis.h" +#include "ls1088a_qixis.h" + +DECLARE_GLOBAL_DATA_PTR; + +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; +} + +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; +} + +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; +} + +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); +} + +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_LS_PPA + ppa_init(); +#endif + return 0; +} + +int board_early_init_f(void) +{ + fsl_lsch3_early_init_f(); + 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) +{ +#ifdef CONFIG_FSL_CAAM + sec_init(); +#endif + 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) + fdt_status_okay(fdt, offset); + else + fdt_status_fail(fdt, offset); +} +#endif + +#ifdef CONFIG_OF_BOARD_SETUP +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); + +#ifdef CONFIG_FSL_MC_ENET + fdt_fixup_board_enet(blob); + err = fsl_mc_ldpaa_exit(bd); + if (err) + return err; +#endif + + return 0; +} +#endif |