diff options
Diffstat (limited to 'board/freescale/t2080qds/t2080qds.c')
-rw-r--r-- | board/freescale/t2080qds/t2080qds.c | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/board/freescale/t2080qds/t2080qds.c b/board/freescale/t2080qds/t2080qds.c new file mode 100644 index 0000000..cac32fe --- /dev/null +++ b/board/freescale/t2080qds/t2080qds.c @@ -0,0 +1,324 @@ +/* + * Copyright 2009-2013 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +#include <i2c.h> +#include <netdev.h> +#include <linux/compiler.h> +#include <asm/mmu.h> +#include <asm/processor.h> +#include <asm/immap_85xx.h> +#include <asm/fsl_law.h> +#include <asm/fsl_serdes.h> +#include <asm/fsl_portals.h> +#include <asm/fsl_liodn.h> +#include <fm_eth.h> + +#include "../common/qixis.h" +#include "../common/vsc3316_3308.h" +#include "t2080qds.h" +#include "t2080qds_qixis.h" + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + char buf[64]; + u8 sw; + struct cpu_type *cpu = gd->arch.cpu; + static const char *freq[4] = { + "100.00MHZ(from 8T49N222A)", "125.00MHz", + "156.25MHZ", "100.00MHz" + }; + + printf("Board: %sQDS, ", cpu->name); + sw = QIXIS_READ(arch); + printf("Sys ID: 0x%02x, Board Arch: V%d, ", QIXIS_READ(id), sw >> 4); + printf("Board Version: %c, boot from ", (sw & 0xf) + 'A' - 1); + + 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 + printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH); + + 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)); + + puts("SERDES Reference Clocks:\n"); + sw = QIXIS_READ(brdcfg[2]); + printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[sw >> 6], + freq[(sw >> 4) & 0x3]); + printf("SD2_CLK1=%s, SD2_CLK2=%s\n", freq[(sw & 0xf) >> 2], + freq[sw & 0x3]); + + return 0; +} + +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 brd_mux_lane_to_slot(void) +{ + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + u32 srds_prtcl_s1, srds_prtcl_s2; + + srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) & + FSL_CORENET2_RCWSR4_SRDS1_PRTCL; + srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT; + srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) & + FSL_CORENET2_RCWSR4_SRDS2_PRTCL; + srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT; + + switch (srds_prtcl_s1) { + case 0: + /* SerDes1 is not enabled */ + break; + case 0x1c: + case 0x95: + case 0xa2: + case 0x94: + /* SD1(A:D) => SLOT3 SGMII + * SD1(G:H) => SLOT1 SGMII + */ + QIXIS_WRITE(brdcfg[12], 0x58); + break; + case 0x51: + /* SD1(A:D) => SLOT3 XAUI + * SD1(E) => SLOT1 PCIe4 + * SD1(F:H) => SLOT2 SGMII + */ + QIXIS_WRITE(brdcfg[12], 0x15); + break; + case 0x66: + case 0x67: + /* SD1(A:D) => XFI cage + * SD1(E:H) => SLOT1 PCIe4 + */ + QIXIS_WRITE(brdcfg[12], 0xfe); + break; + case 0x6b: + /* SD1(A:D) => XFI cage + * SD1(E) => SLOT1 PCIe4 + * SD1(F:H) => SLOT2 SGMII + */ + QIXIS_WRITE(brdcfg[12], 0xf1); + break; + case 0x6c: + case 0x6d: + /* SD1(A:B) => XFI cage + * SD1(C:D) => SLOT3 SGMII + * SD1(E:H) => SLOT1 PCIe4 + */ + QIXIS_WRITE(brdcfg[12], 0xda); + break; + default: + printf("WARNING: unsupported for SerDes1 Protocol %d\n", + srds_prtcl_s1); + return -1; + } + + switch (srds_prtcl_s2) { + case 0: + /* SerDes2 is not enabled */ + break; + case 0x01: + case 0x02: + /* SD2(A:H) => SLOT4 PCIe1 */ + QIXIS_WRITE(brdcfg[13], 0x20); + break; + case 0x15: + case 0x16: + /* + * SD2(A:D) => SLOT4 PCIe1 + * SD2(E:F) => SLOT5 PCIe2 + * SD2(G:H) => SATA1,SATA2 + */ + QIXIS_WRITE(brdcfg[13], 0xb0); + break; + case 0x18: + /* + * SD2(A:D) => SLOT4 PCIe1 + * SD2(E:F) => SLOT5 Aurora + * SD2(G:H) => SATA1,SATA2 + */ + QIXIS_WRITE(brdcfg[13], 0x70); + break; + case 0x1f: + /* + * SD2(A:D) => SLOT4 PCIe1 + * SD2(E:H) => SLOT5 PCIe2 + */ + QIXIS_WRITE(brdcfg[13], 0xa0); + break; + case 0x29: + case 0x2d: + case 0x2e: + /* + * SD2(A:D) => SLOT4 SRIO2 + * SD2(E:H) => SLOT5 SRIO1 + */ + QIXIS_WRITE(brdcfg[13], 0x50); + break; + default: + printf("WARNING: unsupported for SerDes2 Protocol %d\n", + srds_prtcl_s2); + return -1; + } + return 0; +} + +int board_early_init_r(void) +{ + const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; + const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); + + /* + * Remap Boot flash + PROMJET region to caching-inhibited + * so that flash can be erased properly. + */ + + /* Flush d-cache and invalidate i-cache of any FLASH data */ + flush_dcache(); + invalidate_icache(); + + /* invalidate existing TLB entry for flash + promjet */ + disable_tlb(flash_esel); + + set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, flash_esel, BOOKE_PAGESZ_256M, 1); + + set_liodns(); +#ifdef CONFIG_SYS_DPAA_QBMAN + setup_portals(); +#endif + + /* Disable remote I2C connection to qixis fpga */ + QIXIS_WRITE(brdcfg[5], QIXIS_READ(brdcfg[5]) & ~BRDCFG5_IRE); + + brd_mux_lane_to_slot(); + select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); + + return 0; +} + +unsigned long get_board_sys_clk(void) +{ + u8 sysclk_conf = QIXIS_READ(brdcfg[1]); +#ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT + /* use accurate clock measurement */ + int freq = QIXIS_READ(clk_freq[0]) << 8 | QIXIS_READ(clk_freq[1]); + int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]); + u32 val; + + val = freq * base; + if (val) { + debug("SYS Clock measurement is: %d\n", val); + return val; + } else { + printf("Warning: SYS clock measurement is invalid, "); + printf("using value from brdcfg1.\n"); + } +#endif + + 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]); +#ifdef CONFIG_FSL_QIXIS_CLOCK_MEASUREMENT + /* use accurate clock measurement */ + int freq = QIXIS_READ(clk_freq[2]) << 8 | QIXIS_READ(clk_freq[3]); + int base = QIXIS_READ(clk_base[0]) << 8 | QIXIS_READ(clk_base[1]); + u32 val; + + val = freq * base; + if (val) { + debug("DDR Clock measurement is: %d\n", val); + return val; + } else { + printf("Warning: DDR clock measurement is invalid, "); + printf("using value from brdcfg1.\n"); + } +#endif + + 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 misc_init_r(void) +{ + return 0; +} + +void ft_board_setup(void *blob, bd_t *bd) +{ + phys_addr_t base; + phys_size_t size; + + ft_cpu_setup(blob, bd); + + base = getenv_bootm_low(); + size = getenv_bootm_size(); + + fdt_fixup_memory(blob, (u64)base, (u64)size); + +#ifdef CONFIG_PCI + pci_of_setup(blob, bd); +#endif + + fdt_fixup_liodn(blob); + fdt_fixup_dr_usb(blob, bd); + +#ifdef CONFIG_SYS_DPAA_FMAN + fdt_fixup_fman_ethernet(blob); + fdt_fixup_board_enet(blob); +#endif +} |