diff options
Diffstat (limited to 'board/freescale/common')
| -rw-r--r-- | board/freescale/common/Makefile | 3 | ||||
| -rw-r--r-- | board/freescale/common/ics307_clk.c | 21 | ||||
| -rw-r--r-- | board/freescale/common/qixis.c | 151 | ||||
| -rw-r--r-- | board/freescale/common/qixis.h | 101 |
4 files changed, 268 insertions, 8 deletions
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile index 353d3c6..9077aaf 100644 --- a/board/freescale/common/Makefile +++ b/board/freescale/common/Makefile @@ -34,6 +34,7 @@ COBJS-$(CONFIG_FSL_VIA) += cds_via.o COBJS-$(CONFIG_FMAN_ENET) += fman.o COBJS-$(CONFIG_FSL_PIXIS) += pixis.o COBJS-$(CONFIG_FSL_NGPIXIS) += ngpixis.o +COBJS-$(CONFIG_FSL_QIXIS) += qixis.o COBJS-$(CONFIG_PQ_MDS_PIB) += pq-mds-pib.o COBJS-$(CONFIG_ID_EEPROM) += sys_eeprom.o COBJS-$(CONFIG_FSL_SGMII_RISER) += sgmii_riser.o @@ -50,12 +51,14 @@ COBJS-$(CONFIG_MPC8572DS) += ics307_clk.o COBJS-$(CONFIG_P1022DS) += ics307_clk.o COBJS-$(CONFIG_P2020DS) += ics307_clk.o COBJS-$(CONFIG_P3041DS) += ics307_clk.o +COBJS-$(CONFIG_P3060QDS) += ics307_clk.o COBJS-$(CONFIG_P4080DS) += ics307_clk.o COBJS-$(CONFIG_P5020DS) += ics307_clk.o # deal with common files for P-series corenet based devices SUBLIB-$(CONFIG_P2041RDB) += p_corenet/libp_corenet.o SUBLIB-$(CONFIG_P3041DS) += p_corenet/libp_corenet.o +SUBLIB-$(CONFIG_P3060QDS) += p_corenet/libp_corenet.o SUBLIB-$(CONFIG_P4080DS) += p_corenet/libp_corenet.o SUBLIB-$(CONFIG_P5020DS) += p_corenet/libp_corenet.o diff --git a/board/freescale/common/ics307_clk.c b/board/freescale/common/ics307_clk.c index 6acbc36..95a3cd7 100644 --- a/board/freescale/common/ics307_clk.c +++ b/board/freescale/common/ics307_clk.c @@ -1,5 +1,5 @@ /* - * Copyright 2010 Freescale Semiconductor, Inc. + * Copyright 2010-2011 Freescale Semiconductor, Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -25,10 +25,15 @@ #include "ics307_clk.h" -#ifdef CONFIG_FSL_NGPIXIS +#if defined(CONFIG_FSL_NGPIXIS) #include "ngpixis.h" +#define fpga_reg pixis +#elif defined(CONFIG_FSL_QIXIS) +#include "qixis.h" +#define fpga_reg ((struct qixis *)QIXIS_BASE) #else #include "pixis.h" +#define fpga_reg pixis #endif /* define for SYS CLK or CLK1Frequency */ @@ -143,15 +148,15 @@ static unsigned long ics307_clk_freq(u8 cw0, u8 cw1, u8 cw2) unsigned long get_board_sys_clk(void) { return ics307_clk_freq( - in_8(&pixis->sclk[0]), - in_8(&pixis->sclk[1]), - in_8(&pixis->sclk[2])); + in_8(&fpga_reg->sclk[0]), + in_8(&fpga_reg->sclk[1]), + in_8(&fpga_reg->sclk[2])); } unsigned long get_board_ddr_clk(void) { return ics307_clk_freq( - in_8(&pixis->dclk[0]), - in_8(&pixis->dclk[1]), - in_8(&pixis->dclk[2])); + in_8(&fpga_reg->dclk[0]), + in_8(&fpga_reg->dclk[1]), + in_8(&fpga_reg->dclk[2])); } diff --git a/board/freescale/common/qixis.c b/board/freescale/common/qixis.c new file mode 100644 index 0000000..6cd7e51 --- /dev/null +++ b/board/freescale/common/qixis.c @@ -0,0 +1,151 @@ +/* + * Copyright 2011 Freescale Semiconductor + * Author: Shengzhou Liu <Shengzhou.Liu@freescale.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This file provides support for the QIXIS of some Freescale reference boards. + * + */ + +#include <common.h> +#include <command.h> +#include <asm/io.h> +#include "qixis.h" + +u8 qixis_read(unsigned int reg) +{ + void *p = (void *)QIXIS_BASE; + + return in_8(p + reg); +} + +void qixis_write(unsigned int reg, u8 value) +{ + void *p = (void *)QIXIS_BASE; + + out_8(p + reg, value); +} + +void qixis_reset(void) +{ + QIXIS_WRITE(rst_ctl, 0x83); +} + +void qixis_bank_reset(void) +{ + QIXIS_WRITE(rcfg_ctl, 0x20); + QIXIS_WRITE(rcfg_ctl, 0x21); +} + +/* Set the boot bank to the power-on default bank0 */ +void clear_altbank(void) +{ + u8 reg; + + reg = QIXIS_READ(brdcfg[0]); + reg = reg & ~QIXIS_LBMAP_MASK; + QIXIS_WRITE(brdcfg[0], reg); +} + +/* Set the boot bank to the alternate bank */ +void set_altbank(void) +{ + u8 reg; + + reg = QIXIS_READ(brdcfg[0]); + reg = (reg & ~QIXIS_LBMAP_MASK) | QIXIS_LBMAP_ALTBANK; + QIXIS_WRITE(brdcfg[0], reg); +} + +#ifdef DEBUG +static void qixis_dump_regs(void) +{ + int i; + + printf("id = %02x\n", QIXIS_READ(id)); + printf("arch = %02x\n", QIXIS_READ(arch)); + printf("scver = %02x\n", QIXIS_READ(scver)); + printf("model = %02x\n", QIXIS_READ(model)); + printf("rst_ctl = %02x\n", QIXIS_READ(rst_ctl)); + printf("aux = %02x\n", QIXIS_READ(aux)); + for (i = 0; i < 16; i++) + printf("brdcfg%02d = %02x\n", i, QIXIS_READ(brdcfg[i])); + for (i = 0; i < 16; i++) + printf("dutcfg%02d = %02x\n", i, QIXIS_READ(dutcfg[i])); + printf("sclk = %02x%02x%02x\n", QIXIS_READ(sclk[0]), + QIXIS_READ(sclk[1]), QIXIS_READ(sclk[2])); + printf("dclk = %02x%02x%02x\n", QIXIS_READ(dclk[0]), + QIXIS_READ(dclk[1]), QIXIS_READ(dclk[2])); + printf("aux = %02x\n", QIXIS_READ(aux)); + printf("watch = %02x\n", QIXIS_READ(watch)); + printf("ctl_sys = %02x\n", QIXIS_READ(ctl_sys)); + printf("rcw_ctl = %02x\n", QIXIS_READ(rcw_ctl)); + printf("present = %02x\n", QIXIS_READ(present)); + printf("clk_spd = %02x\n", QIXIS_READ(clk_spd)); + printf("stat_dut = %02x\n", QIXIS_READ(stat_dut)); + printf("stat_sys = %02x\n", QIXIS_READ(stat_sys)); + printf("stat_alrm = %02x\n", QIXIS_READ(stat_alrm)); + printf("ctl_sys2 = %02x\n", QIXIS_READ(ctl_sys2)); +} +#endif + +int qixis_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + int i; + + if (argc <= 1) { + clear_altbank(); + qixis_reset(); + } else if (strcmp(argv[1], "altbank") == 0) { + set_altbank(); + qixis_bank_reset(); + } else if (strcmp(argv[1], "watchdog") == 0) { + static char *period[9] = {"2s", "4s", "8s", "16s", "32s", + "1min", "2min", "4min", "8min"}; + u8 rcfg = QIXIS_READ(rcfg_ctl); + + if (argv[2] == NULL) { + printf("qixis watchdog <watchdog_period>\n"); + return 0; + } + for (i = 0; i < ARRAY_SIZE(period); i++) { + if (strcmp(argv[2], period[i]) == 0) { + /* disable watchdog */ + QIXIS_WRITE(rcfg_ctl, rcfg & ~0x08); + QIXIS_WRITE(watch, ((i<<2) - 1)); + QIXIS_WRITE(rcfg_ctl, rcfg); + return 0; + } + } + } + +#ifdef DEBUG + else if (strcmp(argv[1], "dump") == 0) { + qixis_dump_regs(); + return 0; + } +#endif + + else { + printf("Invalid option: %s\n", argv[1]); + return 1; + } + + return 0; +} + +U_BOOT_CMD( + qixis_reset, CONFIG_SYS_MAXARGS, 1, qixis_reset_cmd, + "Reset the board using the FPGA sequencer", + "- hard reset to default bank\n" + "qixis_reset altbank - reset to alternate bank\n" + "qixis watchdog <watchdog_period> - set the watchdog period\n" + " period: 1s 2s 4s 8s 16s 32s 1min 2min 4min 8min\n" +#ifdef DEBUG + "qixis_reset dump - display the QIXIS registers\n" +#endif + ); diff --git a/board/freescale/common/qixis.h b/board/freescale/common/qixis.h new file mode 100644 index 0000000..7a0268a --- /dev/null +++ b/board/freescale/common/qixis.h @@ -0,0 +1,101 @@ +/* + * Copyright 2011 Freescale Semiconductor + * Author: Shengzhou Liu <Shengzhou.Liu@freescale.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This file provides support for the QIXIS of some Freescale reference boards. + */ + +#ifndef __QIXIS_H_ +#define __QIXIS_H_ + +struct qixis { + u8 id; /* ID value uniquely identifying each QDS board type */ + u8 arch; /* Board version information */ + u8 scver; /* QIXIS Version Register */ + u8 model; /* Information of software programming model version */ + u8 tagdata; + u8 ctl_sys; + u8 aux; /* Auxiliary Register,0x06 */ + u8 clk_spd; + u8 stat_dut; + u8 stat_sys; + u8 stat_alrm; + u8 present; + u8 ctl_sys2; + u8 rcw_ctl; + u8 ctl_led; + u8 i2cblk; + u8 rcfg_ctl; /* Reconfig Control Register,0x10 */ + u8 rcfg_st; + u8 dcm_ad; + u8 dcm_da; + u8 dcmd; + u8 dmsg; + u8 gdc; + u8 gdd; /* DCM Debug Data Register,0x17 */ + u8 dmack; + u8 res1[6]; + u8 watch; /* Watchdog Register,0x1F */ + u8 pwr_ctl[2]; /* Power Control Register,0x20 */ + u8 res2[2]; + u8 pwr_stat[4]; /* Power Status Register,0x24 */ + u8 res3[8]; + u8 clk_spd2[2]; /* SYSCLK clock Speed Register,0x30 */ + u8 res4[2]; + u8 sclk[3]; /* Clock Configuration Registers,0x34 */ + u8 res5; + u8 dclk[3]; + u8 res6; + u8 clk_dspd[3]; + u8 res7; + u8 rst_ctl; /* Reset Control Register,0x40 */ + u8 rst_stat; /* Reset Status Register */ + u8 rst_rsn; /* Reset Reason Register */ + u8 rst_frc[2]; /* Reset Force Registers,0x43 */ + u8 res8[11]; + u8 brdcfg[16]; /* Board Configuration Register,0x50 */ + u8 dutcfg[16]; + u8 rcw_ad[2]; /* RCW SRAM Address Registers,0x70 */ + u8 rcw_data; + u8 res9[5]; + u8 post_ctl; + u8 post_stat; + u8 post_dat[2]; + u8 pi_d[4]; + u8 gpio_io[4]; + u8 gpio_dir[4]; + u8 res10[20]; + u8 rjtag_ctl; + u8 rjtag_dat; + u8 res11[2]; + u8 trig_src[4]; + u8 trig_dst[4]; + u8 trig_stat; + u8 res12[3]; + u8 trig_ctr[4]; + u8 res13[48]; + u8 aux2[4]; /* Auxiliary Registers,0xE0 */ + u8 res14[10]; + u8 aux_ad; + u8 aux_da; + u8 res15[16]; +}; + +#define QIXIS_BASE 0xffdf0000 +#define QIXIS_LBMAP_SWITCH 7 +#define QIXIS_LBMAP_MASK 0x0f +#define QIXIS_LBMAP_SHIFT 0 +#define QIXIS_LBMAP_ALTBANK 0x04 + +u8 qixis_read(unsigned int reg); +void qixis_write(unsigned int reg, u8 value); + +#define QIXIS_READ(reg) qixis_read(offsetof(struct qixis, reg)) +#define QIXIS_WRITE(reg, value) qixis_write(offsetof(struct qixis, reg), value) + +#endif |