+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2011 Freescale Semiconductor
* Author: Shengzhou Liu <Shengzhou.Liu@freescale.com>
*
- * SPDX-License-Identifier: GPL-2.0+
- *
* This file provides support for the QIXIS of some Freescale reference boards.
*/
#include <common.h>
#include <command.h>
#include <asm/io.h>
+#include <linux/compiler.h>
#include <linux/time.h>
#include <i2c.h>
#include "qixis.h"
+#ifndef QIXIS_LBMAP_BRDCFG_REG
+/*
+ * For consistency with existing platforms
+ */
+#define QIXIS_LBMAP_BRDCFG_REG 0x00
+#endif
+
+#ifndef QIXIS_RCFG_CTL_RECONFIG_IDLE
+#define QIXIS_RCFG_CTL_RECONFIG_IDLE 0x20
+#endif
+#ifndef QIXIS_RCFG_CTL_RECONFIG_START
+#define QIXIS_RCFG_CTL_RECONFIG_START 0x21
+#endif
+
#ifdef CONFIG_SYS_I2C_FPGA_ADDR
u8 qixis_read_i2c(unsigned int reg)
{
+#ifndef CONFIG_DM_I2C
return i2c_reg_read(CONFIG_SYS_I2C_FPGA_ADDR, reg);
+#else
+ struct udevice *dev;
+
+ if (i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_FPGA_ADDR, 1, &dev))
+ return 0xff;
+
+ return dm_i2c_reg_read(dev, reg);
+#endif
}
void qixis_write_i2c(unsigned int reg, u8 value)
{
u8 val = value;
+#ifndef CONFIG_DM_I2C
i2c_reg_write(CONFIG_SYS_I2C_FPGA_ADDR, reg, val);
+#else
+ struct udevice *dev;
+
+ if (!i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_FPGA_ADDR, 1, &dev))
+ dm_i2c_reg_write(dev, reg, val);
+#endif
+
}
#endif
}
#endif
-void qixis_reset(void)
+#ifndef CONFIG_SPL_BUILD
+static void qixis_reset(void)
{
QIXIS_WRITE(rst_ctl, QIXIS_RST_CTL_RESET);
}
-void qixis_bank_reset(void)
+#ifdef QIXIS_LBMAP_ALTBANK
+static void qixis_bank_reset(void)
{
QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_IDLE);
QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_START);
}
+#endif
static void __maybe_unused set_lbmap(int lbmap)
{
u8 reg;
- reg = QIXIS_READ(brdcfg[0]);
+ reg = QIXIS_READ(brdcfg[QIXIS_LBMAP_BRDCFG_REG]);
reg = (reg & ~QIXIS_LBMAP_MASK) | lbmap;
- QIXIS_WRITE(brdcfg[0], reg);
+ QIXIS_WRITE(brdcfg[QIXIS_LBMAP_BRDCFG_REG], reg);
}
static void __maybe_unused set_rcw_src(int rcw_src)
{
+#ifdef CONFIG_NXP_LSCH3_2
+ QIXIS_WRITE(dutcfg[0], (rcw_src & 0xff));
+#else
u8 reg;
reg = QIXIS_READ(dutcfg[1]);
reg = (reg & ~1) | (rcw_src & 1);
QIXIS_WRITE(dutcfg[1], reg);
QIXIS_WRITE(dutcfg[0], (rcw_src >> 1) & 0xff);
+#endif
}
static void qixis_dump_regs(void)
printf("stat_alrm = %02x\n", QIXIS_READ(stat_alrm));
}
-static void __qixis_dump_switch(void)
+void __weak qixis_dump_switch(void)
{
puts("Reverse engineering switch is not implemented for this board\n");
}
-void qixis_dump_switch(void)
- __attribute__((weak, alias("__qixis_dump_switch")));
-
-int qixis_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int qixis_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int i;
set_lbmap(QIXIS_LBMAP_DFLTBANK);
qixis_reset();
} else if (strcmp(argv[1], "altbank") == 0) {
+#ifdef QIXIS_LBMAP_ALTBANK
set_lbmap(QIXIS_LBMAP_ALTBANK);
qixis_bank_reset();
+#else
+ printf("No Altbank!\n");
+#endif
} else if (strcmp(argv[1], "nand") == 0) {
#ifdef QIXIS_LBMAP_NAND
QIXIS_WRITE(rst_ctl, 0x30);
QIXIS_WRITE(rcfg_ctl, 0);
set_lbmap(QIXIS_LBMAP_NAND);
set_rcw_src(QIXIS_RCW_SRC_NAND);
- QIXIS_WRITE(rcfg_ctl, 0x20);
- QIXIS_WRITE(rcfg_ctl, 0x21);
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_IDLE);
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_START);
#else
printf("Not implemented\n");
#endif
#ifdef QIXIS_LBMAP_SD
QIXIS_WRITE(rst_ctl, 0x30);
QIXIS_WRITE(rcfg_ctl, 0);
+#ifdef NON_EXTENDED_DUTCFG
+ QIXIS_WRITE(dutcfg[0], QIXIS_RCW_SRC_SD);
+#else
set_lbmap(QIXIS_LBMAP_SD);
set_rcw_src(QIXIS_RCW_SRC_SD);
- QIXIS_WRITE(rcfg_ctl, 0x20);
- QIXIS_WRITE(rcfg_ctl, 0x21);
+#endif
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_IDLE);
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_START);
+#else
+ printf("Not implemented\n");
+#endif
+ } else if (strcmp(argv[1], "ifc") == 0) {
+#ifdef QIXIS_LBMAP_IFC
+ QIXIS_WRITE(rst_ctl, 0x30);
+ QIXIS_WRITE(rcfg_ctl, 0);
+ set_lbmap(QIXIS_LBMAP_IFC);
+ set_rcw_src(QIXIS_RCW_SRC_IFC);
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_IDLE);
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_START);
+#else
+ printf("Not implemented\n");
+#endif
+ } else if (strcmp(argv[1], "emmc") == 0) {
+#ifdef QIXIS_LBMAP_EMMC
+ QIXIS_WRITE(rst_ctl, 0x30);
+ QIXIS_WRITE(rcfg_ctl, 0);
+ set_lbmap(QIXIS_LBMAP_EMMC);
+ set_rcw_src(QIXIS_RCW_SRC_EMMC);
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_IDLE);
+ QIXIS_WRITE(rcfg_ctl, QIXIS_RCFG_CTL_RECONFIG_START);
#else
printf("Not implemented\n");
#endif
QIXIS_WRITE(rcfg_ctl, 0);
set_lbmap(QIXIS_LBMAP_SD_QSPI);
set_rcw_src(QIXIS_RCW_SRC_SD);
- qixis_write_i2c(offsetof(struct qixis, rcfg_ctl), 0x20);
- qixis_write_i2c(offsetof(struct qixis, rcfg_ctl), 0x21);
+ qixis_write_i2c(offsetof(struct qixis, rcfg_ctl),
+ QIXIS_RCFG_CTL_RECONFIG_IDLE);
+ qixis_write_i2c(offsetof(struct qixis, rcfg_ctl),
+ QIXIS_RCFG_CTL_RECONFIG_START);
#else
printf("Not implemented\n");
#endif
QIXIS_WRITE(rcfg_ctl, 0);
set_lbmap(QIXIS_LBMAP_QSPI);
set_rcw_src(QIXIS_RCW_SRC_QSPI);
- qixis_write_i2c(offsetof(struct qixis, rcfg_ctl), 0x20);
- qixis_write_i2c(offsetof(struct qixis, rcfg_ctl), 0x21);
+ qixis_write_i2c(offsetof(struct qixis, rcfg_ctl),
+ QIXIS_RCFG_CTL_RECONFIG_IDLE);
+ qixis_write_i2c(offsetof(struct qixis, rcfg_ctl),
+ QIXIS_RCFG_CTL_RECONFIG_START);
#else
printf("Not implemented\n");
#endif
"qixis_reset dump - display the QIXIS registers\n"
"qixis_reset switch - display switch\n"
);
+#endif
projects / thirdparty / u-boot.git / blobdiff