mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-18 16:08:53 +09:00
282 lines
5.3 KiB
C
282 lines
5.3 KiB
C
/*
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* Copyright 2014 Freescale Semiconductor, Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <i2c.h>
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#include <asm/io.h>
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#include <asm/arch/immap_ls102xa.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/fsl_serdes.h>
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#include <mmc.h>
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#include <fsl_esdhc.h>
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#include <fsl_ifc.h>
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#include <fsl_sec.h>
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#include "../common/qixis.h"
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#include "ls1021aqds_qixis.h"
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#ifdef CONFIG_U_QE
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#include "../../../drivers/qe/qe.h"
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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enum {
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MUX_TYPE_SD_PCI4,
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MUX_TYPE_SD_PC_SA_SG_SG,
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MUX_TYPE_SD_PC_SA_PC_SG,
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MUX_TYPE_SD_PC_SG_SG,
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};
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int checkboard(void)
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{
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char buf[64];
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u8 sw;
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puts("Board: LS1021AQDS\n");
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sw = QIXIS_READ(brdcfg[0]);
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sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
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if (sw < 0x8)
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printf("vBank: %d\n", sw);
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else if (sw == 0x8)
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puts("PromJet\n");
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else if (sw == 0x9)
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puts("NAND\n");
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else if (sw == 0x15)
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printf("IFCCard\n");
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else
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printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
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printf("Sys ID:0x%02x, Sys Ver: 0x%02x\n",
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QIXIS_READ(id), QIXIS_READ(arch));
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printf("FPGA: v%d (%s), build %d\n",
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(int)QIXIS_READ(scver), qixis_read_tag(buf),
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(int)qixis_read_minor());
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return 0;
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}
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unsigned long get_board_sys_clk(void)
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{
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u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
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switch (sysclk_conf & 0x0f) {
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case QIXIS_SYSCLK_64:
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return 64000000;
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case QIXIS_SYSCLK_83:
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return 83333333;
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case QIXIS_SYSCLK_100:
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return 100000000;
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case QIXIS_SYSCLK_125:
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return 125000000;
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case QIXIS_SYSCLK_133:
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return 133333333;
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case QIXIS_SYSCLK_150:
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return 150000000;
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case QIXIS_SYSCLK_160:
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return 160000000;
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case QIXIS_SYSCLK_166:
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return 166666666;
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}
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return 66666666;
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}
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unsigned long get_board_ddr_clk(void)
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{
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u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
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switch ((ddrclk_conf & 0x30) >> 4) {
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case QIXIS_DDRCLK_100:
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return 100000000;
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case QIXIS_DDRCLK_125:
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return 125000000;
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case QIXIS_DDRCLK_133:
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return 133333333;
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}
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return 66666666;
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}
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int dram_init(void)
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{
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gd->ram_size = initdram(0);
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return 0;
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}
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#ifdef CONFIG_FSL_ESDHC
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struct fsl_esdhc_cfg esdhc_cfg[1] = {
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{CONFIG_SYS_FSL_ESDHC_ADDR},
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};
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int board_mmc_init(bd_t *bis)
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{
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esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
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return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
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}
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#endif
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int select_i2c_ch_pca9547(u8 ch)
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{
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int ret;
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ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
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if (ret) {
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puts("PCA: failed to select proper channel\n");
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return ret;
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}
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return 0;
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}
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int board_early_init_f(void)
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{
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struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
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struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
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#ifdef CONFIG_TSEC_ENET
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out_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
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out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
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#endif
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#ifdef CONFIG_FSL_IFC
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init_early_memctl_regs();
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#endif
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/* Workaround for the issue that DDR could not respond to
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* barrier transaction which is generated by executing DSB/ISB
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* instruction. Set CCI-400 control override register to
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* terminate the barrier transaction. After DDR is initialized,
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* allow barrier transaction to DDR again */
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out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
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return 0;
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}
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int config_board_mux(int ctrl_type)
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{
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u8 reg12;
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reg12 = QIXIS_READ(brdcfg[12]);
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switch (ctrl_type) {
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case MUX_TYPE_SD_PCI4:
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reg12 = 0x38;
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break;
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case MUX_TYPE_SD_PC_SA_SG_SG:
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reg12 = 0x01;
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break;
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case MUX_TYPE_SD_PC_SA_PC_SG:
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reg12 = 0x01;
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break;
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case MUX_TYPE_SD_PC_SG_SG:
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reg12 = 0x21;
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break;
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default:
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printf("Wrong mux interface type\n");
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return -1;
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}
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QIXIS_WRITE(brdcfg[12], reg12);
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return 0;
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}
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int config_serdes_mux(void)
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{
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struct ccsr_gur *gur = (struct ccsr_gur *)CONFIG_SYS_FSL_GUTS_ADDR;
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u32 cfg;
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cfg = in_be32(&gur->rcwsr[4]) & RCWSR4_SRDS1_PRTCL_MASK;
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cfg >>= RCWSR4_SRDS1_PRTCL_SHIFT;
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switch (cfg) {
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case 0x0:
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config_board_mux(MUX_TYPE_SD_PCI4);
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break;
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case 0x30:
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config_board_mux(MUX_TYPE_SD_PC_SA_SG_SG);
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break;
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case 0x60:
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config_board_mux(MUX_TYPE_SD_PC_SG_SG);
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break;
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case 0x70:
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config_board_mux(MUX_TYPE_SD_PC_SA_PC_SG);
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break;
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default:
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printf("SRDS1 prtcl:0x%x\n", cfg);
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break;
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}
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return 0;
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}
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#if defined(CONFIG_MISC_INIT_R)
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int misc_init_r(void)
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{
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#ifdef CONFIG_FSL_CAAM
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return sec_init();
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#endif
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}
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#endif
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int board_init(void)
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{
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struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
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/* Set CCI-400 control override register to
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* enable barrier transaction */
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out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
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/*
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* Set CCI-400 Slave interface S0, S1, S2 Shareable Override Register
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* All transactions are treated as non-shareable
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*/
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out_le32(&cci->slave[0].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
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out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
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out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
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select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
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#ifndef CONFIG_SYS_FSL_NO_SERDES
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fsl_serdes_init();
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config_serdes_mux();
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#endif
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#ifdef CONFIG_U_QE
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u_qe_init();
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#endif
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return 0;
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}
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int ft_board_setup(void *blob, bd_t *bd)
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{
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ft_cpu_setup(blob, bd);
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return 0;
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}
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u8 flash_read8(void *addr)
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{
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return __raw_readb(addr + 1);
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}
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void flash_write16(u16 val, void *addr)
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{
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u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
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__raw_writew(shftval, addr);
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}
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u16 flash_read16(void *addr)
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{
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u16 val = __raw_readw(addr);
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return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
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}
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