* (C) Copyright 2010
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <nand.h>
#include <netdev.h>
#include <miiphy.h>
+#include <spi.h>
#include <asm/io.h>
+#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
DECLARE_GLOBAL_DATA_PTR;
+/*
+ * BOCO FPGA definitions
+ */
+#define BOCO 0x10
+#define REG_CTRL_H 0x02
+#define MASK_WRL_UNITRUN 0x01
+#define MASK_RBX_PGY_PRESENT 0x40
+#define REG_IRQ_CIRQ2 0x2d
+#define MASK_RBI_DEFECT_16 0x01
+
/* Multi-Purpose Pins Functionality configuration */
-u32 kwmpp_config[] = {
+static const u32 kwmpp_config[] = {
MPP0_NF_IO2,
MPP1_NF_IO3,
MPP2_NF_IO4,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
+#if defined(KM_PCIE_RESET_MPP7)
+ MPP7_GPO,
+#else
MPP7_PEX_RST_OUTn,
-#if defined(CONFIG_SOFT_I2C)
+#endif
+#if defined(CONFIG_SYS_I2C_SOFT)
MPP8_GPIO, /* SDA */
MPP9_GPIO, /* SCL */
#endif
0
};
+#if defined(CONFIG_KM_MGCOGE3UN)
+/*
+ * Wait for startup OK from mgcoge3ne
+ */
+static int startup_allowed(void)
+{
+ unsigned char buf;
+
+ /*
+ * Read CIRQ16 bit (bit 0)
+ */
+ if (i2c_read(BOCO, REG_IRQ_CIRQ2, 1, &buf, 1) != 0)
+ printf("%s: Error reading Boco\n", __func__);
+ else
+ if ((buf & MASK_RBI_DEFECT_16) == MASK_RBI_DEFECT_16)
+ return 1;
+ return 0;
+}
+#endif
+
+#if (defined(CONFIG_KM_PIGGY4_88E6061)|defined(CONFIG_KM_PIGGY4_88E6352))
+/*
+ * All boards with PIGGY4 connected via a simple switch have ethernet always
+ * present.
+ */
+int ethernet_present(void)
+{
+ return 1;
+}
+#else
int ethernet_present(void)
{
uchar buf;
int ret = 0;
- if (i2c_read(0x10, 2, 1, &buf, 1) != 0) {
+ if (i2c_read(BOCO, REG_CTRL_H, 1, &buf, 1) != 0) {
printf("%s: Error reading Boco\n", __func__);
return -1;
}
- if ((buf & 0x40) == 0x40)
+ if ((buf & MASK_RBX_PGY_PRESENT) == MASK_RBX_PGY_PRESENT)
ret = 1;
return ret;
}
+#endif
-int initialize_unit_leds(void)
+static int initialize_unit_leds(void)
{
/*
- * init the unit LEDs
- * per default they all are
+ * Init the unit LEDs per default they all are
* ok apart from bootstat
- * LED connected through BOCO
- * BOCO lies at the address 0x10
- * LEDs are in the block CTRL_H (addr 0x02)
- * BOOTSTAT LED is the first 0x01
*/
- #define BOCO 0x10
- #define CTRL_H 0x02
- #define APPLEDMASK 0x01
uchar buf;
- if (i2c_read(BOCO, CTRL_H, 1, &buf, 1) != 0) {
+ if (i2c_read(BOCO, REG_CTRL_H, 1, &buf, 1) != 0) {
printf("%s: Error reading Boco\n", __func__);
return -1;
}
- buf |= APPLEDMASK;
- if (i2c_write(BOCO, CTRL_H, 1, &buf, 1) != 0) {
+ buf |= MASK_WRL_UNITRUN;
+ if (i2c_write(BOCO, REG_CTRL_H, 1, &buf, 1) != 0) {
printf("%s: Error writing Boco\n", __func__);
return -1;
}
return 0;
}
+static void set_bootcount_addr(void)
+{
+ uchar buf[32];
+ unsigned int bootcountaddr;
+ bootcountaddr = gd->ram_size - BOOTCOUNT_ADDR;
+ sprintf((char *)buf, "0x%x", bootcountaddr);
+ setenv("bootcountaddr", (char *)buf);
+}
+
int misc_init_r(void)
{
- char *str;
- int mach_type;
-
- puts("Piggy:");
- if (ethernet_present() == 0)
- puts (" not");
- puts(" present\n");
-
- str = getenv("mach_type");
- if (str != NULL) {
- mach_type = simple_strtoul(str, NULL, 10);
- printf("Overwriting MACH_TYPE with %d!!!\n", mach_type);
- gd->bd->bi_arch_number = mach_type;
+#if defined(CONFIG_KM_MGCOGE3UN)
+ char *wait_for_ne;
+ wait_for_ne = getenv("waitforne");
+ if (wait_for_ne != NULL) {
+ if (strcmp(wait_for_ne, "true") == 0) {
+ int cnt = 0;
+ int abort = 0;
+ puts("NE go: ");
+ while (startup_allowed() == 0) {
+ if (tstc()) {
+ (void) getc(); /* consume input */
+ abort = 1;
+ break;
+ }
+ udelay(200000);
+ cnt++;
+ if (cnt == 5)
+ puts("wait\b\b\b\b");
+ if (cnt == 10) {
+ cnt = 0;
+ puts(" \b\b\b\b");
+ }
+ }
+ if (abort == 1)
+ printf("\nAbort waiting for ne\n");
+ else
+ puts("OK\n");
+ }
}
+#endif
initialize_unit_leds();
-
+ set_km_env();
+ set_bootcount_addr();
return 0;
}
int board_early_init_f(void)
{
+#if defined(CONFIG_SYS_I2C_SOFT)
u32 tmp;
- kirkwood_mpp_conf(kwmpp_config);
+ /* set the 2 bitbang i2c pins as output gpios */
+ tmp = readl(KW_GPIO0_BASE + 4);
+ writel(tmp & (~KM_KIRKWOOD_SOFT_I2C_GPIOS) , KW_GPIO0_BASE + 4);
+#endif
+ /* adjust SDRAM size for bank 0 */
+ kw_sdram_size_adjust(0);
+ kirkwood_mpp_conf(kwmpp_config, NULL);
+ return 0;
+}
+
+int board_init(void)
+{
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
/*
- * The FLASH_GPIO_PIN switches between using a
+ * The KM_FLASH_GPIO_PIN switches between using a
* NAND or a SPI FLASH. Set this pin on start
* to NAND mode.
*/
- tmp = readl(KW_GPIO0_BASE);
- writel(tmp | FLASH_GPIO_PIN , KW_GPIO0_BASE);
- tmp = readl(KW_GPIO0_BASE + 4);
- writel(tmp & (~FLASH_GPIO_PIN) , KW_GPIO0_BASE + 4);
- printf("KM: setting NAND mode\n");
+ kw_gpio_set_valid(KM_FLASH_GPIO_PIN, 1);
+ kw_gpio_direction_output(KM_FLASH_GPIO_PIN, 1);
-#if defined(CONFIG_SOFT_I2C)
- /* init the GPIO for I2C Bitbang driver */
+#if defined(CONFIG_SYS_I2C_SOFT)
+ /*
+ * Reinit the GPIO for I2C Bitbang driver so that the now
+ * available gpio framework is consistent. The calls to
+ * direction output in are not necessary, they are already done in
+ * board_early_init_f
+ */
kw_gpio_set_valid(KM_KIRKWOOD_SDA_PIN, 1);
kw_gpio_set_valid(KM_KIRKWOOD_SCL_PIN, 1);
- kw_gpio_direction_output(KM_KIRKWOOD_SDA_PIN, 0);
- kw_gpio_direction_output(KM_KIRKWOOD_SCL_PIN, 0);
#endif
+
#if defined(CONFIG_SYS_EEPROM_WREN)
kw_gpio_set_valid(KM_KIRKWOOD_ENV_WP, 38);
kw_gpio_direction_output(KM_KIRKWOOD_ENV_WP, 1);
#endif
+#if defined(CONFIG_KM_FPGA_CONFIG)
+ trigger_fpga_config();
+#endif
+
return 0;
}
-int board_init(void)
+int board_late_init(void)
{
- /*
- * arch number of board
- */
- gd->bd->bi_arch_number = MACH_TYPE_KM_KIRKWOOD;
-
- /* address of boot parameters */
- gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
+#if defined(CONFIG_KMCOGE5UN)
+/* I/O pin to erase flash RGPP09 = MPP43 */
+#define KM_FLASH_ERASE_ENABLE 43
+ u8 dip_switch = kw_gpio_get_value(KM_FLASH_ERASE_ENABLE);
+
+ /* if pin 1 do full erase */
+ if (dip_switch != 0) {
+ /* start bootloader */
+ puts("DIP: Enabled\n");
+ setenv("actual_bank", "0");
+ }
+#endif
+#if defined(CONFIG_KM_FPGA_CONFIG)
+ wait_for_fpga_config();
+ fpga_reset();
+ toggle_eeprom_spi_bus();
+#endif
return 0;
}
-int last_stage_init(void)
+int board_spi_claim_bus(struct spi_slave *slave)
{
- set_km_env();
+ kw_gpio_set_value(KM_FLASH_GPIO_PIN, 0);
+
return 0;
}
-#if defined(CONFIG_CMD_SF)
-int do_spi_toggle(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+void board_spi_release_bus(struct spi_slave *slave)
{
- u32 tmp;
- if (argc < 2)
- return cmd_usage(cmdtp);
-
- if ((strcmp(argv[1], "off") == 0)) {
- printf("SPI FLASH disabled, NAND enabled\n");
- /* Multi-Purpose Pins Functionality configuration */
- kwmpp_config[0] = MPP0_NF_IO2;
- kwmpp_config[1] = MPP1_NF_IO3;
- kwmpp_config[2] = MPP2_NF_IO4;
- kwmpp_config[3] = MPP3_NF_IO5;
-
- kirkwood_mpp_conf(kwmpp_config);
- tmp = readl(KW_GPIO0_BASE);
- writel(tmp | FLASH_GPIO_PIN , KW_GPIO0_BASE);
- } else if ((strcmp(argv[1], "on") == 0)) {
- printf("SPI FLASH enabled, NAND disabled\n");
- /* Multi-Purpose Pins Functionality configuration */
- kwmpp_config[0] = MPP0_SPI_SCn;
- kwmpp_config[1] = MPP1_SPI_MOSI;
- kwmpp_config[2] = MPP2_SPI_SCK;
- kwmpp_config[3] = MPP3_SPI_MISO;
-
- kirkwood_mpp_conf(kwmpp_config);
- tmp = readl(KW_GPIO0_BASE);
- writel(tmp & (~FLASH_GPIO_PIN) , KW_GPIO0_BASE);
- } else {
- return cmd_usage(cmdtp);
- }
-
- return 0;
+ kw_gpio_set_value(KM_FLASH_GPIO_PIN, 1);
}
-U_BOOT_CMD(
- spitoggle, 2, 0, do_spi_toggle,
- "En-/disable SPI FLASH access",
- "<on|off> - Enable (on) or disable (off) SPI FLASH access\n"
- );
-#endif
+#if (defined(CONFIG_KM_PIGGY4_88E6061))
+
+#define PHY_LED_SEL_REG 0x18
+#define PHY_LED0_LINK (0x5)
+#define PHY_LED1_ACT (0x8<<4)
+#define PHY_LED2_INT (0xe<<8)
+#define PHY_SPEC_CTRL_REG 0x1c
+#define PHY_RGMII_CLK_STABLE (0x1<<10)
+#define PHY_CLSA (0x1<<1)
-int dram_init(void)
+/* Configure and enable MV88E3018 PHY */
+void reset_phy(void)
{
- /* dram_init must store complete ramsize in gd->ram_size */
- /* Fix this */
- gd->ram_size = get_ram_size((volatile void *)kw_sdram_bar(0),
- kw_sdram_bs(0));
- return 0;
+ char *name = "egiga0";
+ unsigned short reg;
+
+ if (miiphy_set_current_dev(name))
+ return;
+
+ /* RGMII clk transition on data stable */
+ if (miiphy_read(name, CONFIG_PHY_BASE_ADR, PHY_SPEC_CTRL_REG, ®))
+ printf("Error reading PHY spec ctrl reg\n");
+ if (miiphy_write(name, CONFIG_PHY_BASE_ADR, PHY_SPEC_CTRL_REG,
+ reg | PHY_RGMII_CLK_STABLE | PHY_CLSA))
+ printf("Error writing PHY spec ctrl reg\n");
+
+ /* leds setup */
+ if (miiphy_write(name, CONFIG_PHY_BASE_ADR, PHY_LED_SEL_REG,
+ PHY_LED0_LINK | PHY_LED1_ACT | PHY_LED2_INT))
+ printf("Error writing PHY LED reg\n");
+
+ /* reset the phy */
+ miiphy_reset(name, CONFIG_PHY_BASE_ADR);
}
+#elif defined(CONFIG_KM_PIGGY4_88E6352)
-void dram_init_banksize(void)
+#include <mv88e6352.h>
+
+#if defined(CONFIG_KM_NUSA)
+struct mv88e_sw_reg extsw_conf[] = {
+ /*
+ * port 0, PIGGY4, autoneg
+ * first the fix for the 1000Mbits Autoneg, this is from
+ * a Marvell errata, the regs are undocumented
+ */
+ { PHY(0), PHY_PAGE, AN1000FIX_PAGE },
+ { PHY(0), PHY_STATUS, AN1000FIX },
+ { PHY(0), PHY_PAGE, 0 },
+ /* now the real port and phy configuration */
+ { PORT(0), PORT_PHY, NO_SPEED_FOR },
+ { PORT(0), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
+ { PHY(0), PHY_1000_CTRL, NO_ADV },
+ { PHY(0), PHY_SPEC_CTRL, AUTO_MDIX_EN },
+ { PHY(0), PHY_CTRL, PHY_100_MBPS | AUTONEG_EN | AUTONEG_RST |
+ FULL_DUPLEX },
+ /* port 1, unused */
+ { PORT(1), PORT_CTRL, PORT_DIS },
+ { PHY(1), PHY_CTRL, PHY_PWR_DOWN },
+ { PHY(1), PHY_SPEC_CTRL, SPEC_PWR_DOWN },
+ /* port 2, unused */
+ { PORT(2), PORT_CTRL, PORT_DIS },
+ { PHY(2), PHY_CTRL, PHY_PWR_DOWN },
+ { PHY(2), PHY_SPEC_CTRL, SPEC_PWR_DOWN },
+ /* port 3, unused */
+ { PORT(3), PORT_CTRL, PORT_DIS },
+ { PHY(3), PHY_CTRL, PHY_PWR_DOWN },
+ { PHY(3), PHY_SPEC_CTRL, SPEC_PWR_DOWN },
+ /* port 4, ICNEV, SerDes, SGMII */
+ { PORT(4), PORT_STATUS, NO_PHY_DETECT },
+ { PORT(4), PORT_PHY, SPEED_1000_FOR },
+ { PORT(4), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
+ { PHY(4), PHY_CTRL, PHY_PWR_DOWN },
+ { PHY(4), PHY_SPEC_CTRL, SPEC_PWR_DOWN },
+ /* port 5, CPU_RGMII */
+ { PORT(5), PORT_PHY, RX_RGMII_TIM | TX_RGMII_TIM | FLOW_CTRL_EN |
+ FLOW_CTRL_FOR | LINK_VAL | LINK_FOR | FULL_DPX |
+ FULL_DPX_FOR | SPEED_1000_FOR },
+ { PORT(5), PORT_CTRL, FORWARDING | EGRS_FLD_ALL },
+ /* port 6, unused, this port has no phy */
+ { PORT(6), PORT_CTRL, PORT_DIS },
+};
+#else
+struct mv88e_sw_reg extsw_conf[] = {};
+#endif
+
+void reset_phy(void)
{
- int i;
+#if defined(CONFIG_KM_MVEXTSW_ADDR)
+ char *name = "egiga0";
- for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
- gd->bd->bi_dram[i].start = kw_sdram_bar(i);
- gd->bd->bi_dram[i].size = get_ram_size((long *)kw_sdram_bar(i),
- kw_sdram_bs(i));
- }
+ if (miiphy_set_current_dev(name))
+ return;
+
+ mv88e_sw_program(name, CONFIG_KM_MVEXTSW_ADDR, extsw_conf,
+ ARRAY_SIZE(extsw_conf));
+ mv88e_sw_reset(name, CONFIG_KM_MVEXTSW_ADDR);
+#endif
}
-/* Configure and enable MV88E1118 PHY */
+#else
+/* Configure and enable MV88E1118 PHY on the piggy*/
void reset_phy(void)
{
char *name = "egiga0";
/* reset the phy */
miiphy_reset(name, CONFIG_PHY_BASE_ADR);
}
+#endif
+
#if defined(CONFIG_HUSH_INIT_VAR)
int hush_init_var(void)
}
#endif
-#if defined(CONFIG_BOOTCOUNT_LIMIT)
-void bootcount_store(ulong a)
-{
- volatile ulong *save_addr;
- volatile ulong size = 0;
- int i;
- for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
- size += gd->bd->bi_dram[i].size;
- }
- save_addr = (ulong*)(size - BOOTCOUNT_ADDR);
- writel(a, save_addr);
- writel(BOOTCOUNT_MAGIC, &save_addr[1]);
-}
-
-ulong bootcount_load(void)
-{
- volatile ulong *save_addr;
- volatile ulong size = 0;
- int i;
- for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
- size += gd->bd->bi_dram[i].size;
- }
- save_addr = (ulong*)(size - BOOTCOUNT_ADDR);
- if (readl(&save_addr[1]) != BOOTCOUNT_MAGIC)
- return 0;
- else
- return readl(save_addr);
-}
-#endif
-
-#if defined(CONFIG_SOFT_I2C)
+#if defined(CONFIG_SYS_I2C_SOFT)
void set_sda(int state)
{
I2C_ACTIVE;
}
#endif
+#if defined(CONFIG_POST)
+
+#define KM_POST_EN_L 44
+#define POST_WORD_OFF 8
+
+int post_hotkeys_pressed(void)
+{
+#if defined(CONFIG_KM_COGE5UN)
+ return kw_gpio_get_value(KM_POST_EN_L);
+#else
+ return !kw_gpio_get_value(KM_POST_EN_L);
+#endif
+}
+
+ulong post_word_load(void)
+{
+ void* addr = (void *) (gd->ram_size - BOOTCOUNT_ADDR + POST_WORD_OFF);
+ return in_le32(addr);
+
+}
+void post_word_store(ulong value)
+{
+ void* addr = (void *) (gd->ram_size - BOOTCOUNT_ADDR + POST_WORD_OFF);
+ out_le32(addr, value);
+}
+
+int arch_memory_test_prepare(u32 *vstart, u32 *size, phys_addr_t *phys_offset)
+{
+ *vstart = CONFIG_SYS_SDRAM_BASE;
+
+ /* we go up to relocation plus a 1 MB margin */
+ *size = CONFIG_SYS_TEXT_BASE - (1<<20);
+
+ return 0;
+}
+#endif
+
#if defined(CONFIG_SYS_EEPROM_WREN)
int eeprom_write_enable(unsigned dev_addr, int state)
{