#include <netdev.h>
#include <miiphy.h>
#include <asm/io.h>
+#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
DECLARE_GLOBAL_DATA_PTR;
-static int io_dev;
-extern I2C_MUX_DEVICE *i2c_mux_ident_muxstring (uchar *buf);
+/*
+ * 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[] = {
MPP41_GPIO, /* Piggy3 LED[4] */
MPP42_GPIO, /* Piggy3 LED[5] */
MPP43_GPIO, /* Piggy3 LED[6] */
- MPP44_GPIO, /* Piggy3 LED[7] */
+ MPP44_GPIO, /* Piggy3 LED[7], BIST_EN_L */
MPP45_GPIO, /* Piggy3 LED[8] */
MPP46_GPIO, /* Reserved */
MPP47_GPIO, /* Reserved */
0
};
+#if defined(CONFIG_MGCOGE3UN)
+/*
+ * Wait for startup OK from mgcoge3ne
+ */
+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_MGCOGE3UN)|defined(CONFIG_PORTL2))
+/*
+ * These two boards have always ethernet present. Its connected to the mv
+ * switch.
+ */
+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) {
- printf ("%s: Error reading Boco\n", __FUNCTION__);
+ 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)
+{
+ /*
+ * Init the unit LEDs per default they all are
+ * ok apart from bootstat
+ */
+ uchar buf;
+
+ if (i2c_read(BOCO, REG_CTRL_H, 1, &buf, 1) != 0) {
+ printf("%s: Error reading Boco\n", __func__);
+ return -1;
+ }
+ 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;
+}
+
+#if defined(CONFIG_BOOTCOUNT_LIMIT)
+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);
+}
+#endif
int misc_init_r(void)
{
- I2C_MUX_DEVICE *i2cdev;
char *str;
int mach_type;
- /* add I2C Bus for I/O Expander */
- i2cdev = i2c_mux_ident_muxstring((uchar *)"pca9554a:70:a");
- io_dev = i2cdev->busid;
- 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_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();
+#if defined(CONFIG_BOOTCOUNT_LIMIT)
+ set_bootcount_addr();
+#endif
return 0;
}
-int board_init(void)
+int board_early_init_f(void)
{
u32 tmp;
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");
-
- /*
- * arch number of board
- */
- gd->bd->bi_arch_number = MACH_TYPE_SUEN3;
-
- /* address of boot parameters */
- gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
#if defined(CONFIG_SOFT_I2C)
/* init the GPIO for I2C Bitbang driver */
- kw_gpio_set_valid(SUEN3_SDA_PIN, 1);
- kw_gpio_set_valid(SUEN3_SCL_PIN, 1);
- kw_gpio_direction_output(SUEN3_SDA_PIN, 0);
- kw_gpio_direction_output(SUEN3_SCL_PIN, 0);
+ 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(SUEN3_ENV_WP, 38);
- kw_gpio_direction_output(SUEN3_ENV_WP, 1);
+ kw_gpio_set_valid(KM_KIRKWOOD_ENV_WP, 38);
+ kw_gpio_direction_output(KM_KIRKWOOD_ENV_WP, 1);
+#endif
+#if defined(CONFIG_KM_RECONFIG_XLX)
+ /* trigger the reconfiguration of the xilinx fpga */
+ kw_gpio_set_valid(KM_XLX_PROGRAM_B_PIN, 1);
+ kw_gpio_direction_output(KM_XLX_PROGRAM_B_PIN, 0);
+ kw_gpio_direction_input(KM_XLX_PROGRAM_B_PIN);
#endif
return 0;
}
+int board_init(void)
+{
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
+
+ return 0;
+}
+
#if defined(CONFIG_CMD_SF)
int do_spi_toggle(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
#endif
int dram_init(void)
+{
+ /* dram_init must store complete ramsize in gd->ram_size */
+ /* Fix this */
+ gd->ram_size = get_ram_size((void *)kw_sdram_bar(0),
+ kw_sdram_bs(0));
+ return 0;
+}
+
+void dram_init_banksize(void)
{
int i;
gd->bd->bi_dram[i].size = get_ram_size((long *)kw_sdram_bar(i),
kw_sdram_bs(i));
}
- return 0;
}
-/* Configure and enable MV88E1118 PHY */
+#if (defined(CONFIG_MGCOGE3UN)|defined(CONFIG_PORTL2))
+
+#define PHY_LED_SEL 0x18
+#define PHY_LED0_LINK (0x5)
+#define PHY_LED1_ACT (0x8<<4)
+#define PHY_LED2_INT (0xe<<8)
+#define PHY_SPEC_CTRL 0x1c
+#define PHY_RGMII_CLK_STABLE (0x1<<10)
+#define PHY_CLSA (0x1<<1)
+
+/* Configure and enable MV88E3018 PHY */
void reset_phy(void)
{
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, ®) != 0)
+ printf("Error reading PHY spec ctrl reg\n");
+ if (miiphy_write(name, CONFIG_PHY_BASE_ADR, PHY_SPEC_CTRL,
+ reg | PHY_RGMII_CLK_STABLE | PHY_CLSA) != 0)
+ printf("Error writing PHY spec ctrl reg\n");
+
+ /* leds setup */
+ if (miiphy_write(name, CONFIG_PHY_BASE_ADR, PHY_LED_SEL,
+ PHY_LED0_LINK | PHY_LED1_ACT | PHY_LED2_INT) != 0)
+ printf("Error writing PHY LED reg\n");
+
/* reset the phy */
miiphy_reset(name, CONFIG_PHY_BASE_ADR);
}
+#else
+/* Configure and enable MV88E1118 PHY on the piggy*/
+void reset_phy(void)
+{
+ char *name = "egiga0";
+
+ if (miiphy_set_current_dev(name))
+ return;
+
+ /* reset the phy */
+ miiphy_reset(name, CONFIG_PHY_BASE_ADR);
+}
+#endif
+
#if defined(CONFIG_HUSH_INIT_VAR)
-int hush_init_var (void)
+int hush_init_var(void)
{
- ivm_read_eeprom ();
+ ivm_read_eeprom();
return 0;
}
#endif
#if defined(CONFIG_BOOTCOUNT_LIMIT)
-void bootcount_store (ulong a)
+const ulong patterns[] = { 0x00000000,
+ 0xFFFFFFFF,
+ 0xFF00FF00,
+ 0x0F0F0F0F,
+ 0xF0F0F0F0};
+const ulong NBR_OF_PATTERNS = sizeof(patterns)/sizeof(*patterns);
+const ulong OFFS_PATTERN = 3;
+const ulong REPEAT_PATTERN = 1000;
+
+void bootcount_store(ulong a)
{
- volatile ulong *save_addr;
- volatile ulong size = 0;
+ ulong *save_addr;
+ ulong size = 0;
int i;
- for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+
+ for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
size += gd->bd->bi_dram[i].size;
- }
- save_addr = (ulong*)(size - BOOTCOUNT_ADDR);
+ save_addr = (ulong *)(size - BOOTCOUNT_ADDR);
writel(a, save_addr);
writel(BOOTCOUNT_MAGIC, &save_addr[1]);
+
+ for (i = 0; i < REPEAT_PATTERN; i++)
+ writel(patterns[i % NBR_OF_PATTERNS],
+ &save_addr[i+OFFS_PATTERN]);
+
}
-ulong bootcount_load (void)
+ulong bootcount_load(void)
{
- volatile ulong *save_addr;
- volatile ulong size = 0;
- int i;
- for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+ ulong *save_addr;
+ ulong size = 0;
+ ulong counter = 0;
+ int i, tmp;
+
+ for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
size += gd->bd->bi_dram[i].size;
+ save_addr = (ulong *)(size - BOOTCOUNT_ADDR);
+
+ counter = readl(&save_addr[0]);
+
+ /* Is the counter reliable, check in the big pattern for bit errors */
+ for (i = 0; (i < REPEAT_PATTERN) && (counter != 0); i++) {
+ tmp = readl(&save_addr[i+OFFS_PATTERN]);
+ if (tmp != patterns[i % NBR_OF_PATTERNS])
+ counter = 0;
}
- save_addr = (ulong*)(size - BOOTCOUNT_ADDR);
- if (readl(&save_addr[1]) != BOOTCOUNT_MAGIC)
- return 0;
- else
- return readl(save_addr);
+ return counter;
}
#endif
#if defined(CONFIG_SOFT_I2C)
-void set_sda (int state)
+void set_sda(int state)
{
I2C_ACTIVE;
I2C_SDA(state);
}
-void set_scl (int state)
+void set_scl(int state)
{
I2C_SCL(state);
}
-int get_sda (void)
+int get_sda(void)
{
I2C_TRISTATE;
return I2C_READ;
}
-int get_scl (void)
+int get_scl(void)
{
- return (kw_gpio_get_value(SUEN3_SCL_PIN) ? 1 : 0);
+ return kw_gpio_get_value(KM_KIRKWOOD_SCL_PIN) ? 1 : 0;
+}
+#endif
+
+#if defined(CONFIG_POST)
+
+#define KM_POST_EN_L 44
+#define POST_WORD_OFF 8
+
+int post_hotkeys_pressed(void)
+{
+ return !kw_gpio_get_value(KM_POST_EN_L);
+}
+
+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)
+int eeprom_write_enable(unsigned dev_addr, int state)
{
- kw_gpio_set_value(SUEN3_ENV_WP, !state);
+ kw_gpio_set_value(KM_KIRKWOOD_ENV_WP, !state);
- return !kw_gpio_get_value(SUEN3_ENV_WP);
+ return !kw_gpio_get_value(KM_KIRKWOOD_ENV_WP);
}
#endif