diff options
Diffstat (limited to 'board/freescale/ls1021aqds/ls1021aqds.c')
| -rw-r--r-- | board/freescale/ls1021aqds/ls1021aqds.c | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c new file mode 100644 index 0000000000..12e83f7645 --- /dev/null +++ b/board/freescale/ls1021aqds/ls1021aqds.c @@ -0,0 +1,255 @@ +/* + * 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/clock.h> +#include <asm/arch/fsl_serdes.h> +#include <mmc.h> +#include <fsl_esdhc.h> +#include <fsl_ifc.h> + +#include "../common/qixis.h" +#include "ls1021aqds_qixis.h" + +DECLARE_GLOBAL_DATA_PTR; + +enum { + MUX_TYPE_SD_PCI4, + MUX_TYPE_SD_PC_SA_SG_SG, + MUX_TYPE_SD_PC_SA_PC_SG, + MUX_TYPE_SD_PC_SG_SG, +}; + +int checkboard(void) +{ + char buf[64]; + u8 sw; + + puts("Board: LS1021AQDS\n"); + + 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); + + 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()); + + 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 dram_init(void) +{ + 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 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 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->scfgrevcr, SCFG_SCFGREVCR_REV); + out_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR); + out_be32(&scfg->scfgrevcr, SCFG_SCFGREVCR_NOREV); +#endif + +#ifdef CONFIG_FSL_IFC + init_early_memctl_regs(); +#endif + + /* 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); + + return 0; +} + +int config_board_mux(int ctrl_type) +{ + u8 reg12; + + reg12 = QIXIS_READ(brdcfg[12]); + + switch (ctrl_type) { + 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); + + 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 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 + return 0; +} + +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); +} + +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); +} |
