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-rw-r--r--board/amcc/bluestone/Makefile52
-rw-r--r--board/amcc/bluestone/bluestone.c111
-rw-r--r--board/amcc/bluestone/config.mk40
-rw-r--r--board/amcc/bluestone/init.S60
-rw-r--r--board/amcc/canyonlands/canyonlands.c43
-rw-r--r--board/lwmon5/kbd.c45
-rw-r--r--board/lwmon5/lwmon5.c249
7 files changed, 490 insertions, 110 deletions
diff --git a/board/amcc/bluestone/Makefile b/board/amcc/bluestone/Makefile
new file mode 100644
index 0000000000..41751c870b
--- /dev/null
+++ b/board/amcc/bluestone/Makefile
@@ -0,0 +1,52 @@
+#
+# Copyright (c) 2010, Applied Micro Circuits Corporation
+# Author: Tirumala R Marri <tmarri@apm.com>
+#
+# 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., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS-y := $(BOARD).o
+SOBJS := init.o
+
+COBJS := $(COBJS-y)
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/amcc/bluestone/bluestone.c b/board/amcc/bluestone/bluestone.c
new file mode 100644
index 0000000000..fe8929c389
--- /dev/null
+++ b/board/amcc/bluestone/bluestone.c
@@ -0,0 +1,111 @@
+/*
+ * Bluestone board support
+ *
+ * Copyright (c) 2010, Applied Micro Circuits Corporation
+ * Author: Tirumala R Marri <tmarri@apm.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 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/apm821xx.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <i2c.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/mmu.h>
+#include <asm/ppc4xx-gpio.h>
+
+int board_early_init_f(void)
+{
+ /*
+ * Setup the interrupt controller polarities, triggers, etc.
+ */
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+ mtdcr(UIC0ER, 0x00000000); /* disable all */
+ mtdcr(UIC0CR, 0x00000005); /* ATI & UIC1 crit are critical */
+ mtdcr(UIC0PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC0TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC0VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC0SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC1SR, 0xffffffff); /* clear all */
+ mtdcr(UIC1ER, 0x00000000); /* disable all */
+ mtdcr(UIC1CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC1PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC1TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC1VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC1SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC2SR, 0xffffffff); /* clear all */
+ mtdcr(UIC2ER, 0x00000000); /* disable all */
+ mtdcr(UIC2CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC2PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC2TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC2VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC2SR, 0xffffffff); /* clear all */
+
+ mtdcr(UIC3SR, 0xffffffff); /* clear all */
+ mtdcr(UIC3ER, 0x00000000); /* disable all */
+ mtdcr(UIC3CR, 0x00000000); /* all non-critical */
+ mtdcr(UIC3PR, 0xffffffff); /* per ref-board manual */
+ mtdcr(UIC3TR, 0x00000000); /* per ref-board manual */
+ mtdcr(UIC3VR, 0x00000000); /* int31 highest, base=0x000 */
+ mtdcr(UIC3SR, 0xffffffff); /* clear all */
+
+ /*
+ * Configure PFC (Pin Function Control) registers
+ * UART0: 2 pins
+ */
+ mtsdr(SDR0_PFC1, 0x0000000);
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ char *s = getenv("serial#");
+
+ puts("Board: Bluestone Evaluation Board");
+
+ if (s != NULL) {
+ puts(", serial# ");
+ puts(s);
+ }
+ putc('\n');
+
+ return 0;
+}
+
+int misc_init_r(void)
+{
+ u32 sdr0_srst1 = 0;
+
+ /* Setup PLB4-AHB bridge based on the system address map */
+ mtdcr(AHB_TOP, 0x8000004B);
+ mtdcr(AHB_BOT, 0x8000004B);
+
+ /*
+ * The AHB Bridge core is held in reset after power-on or reset
+ * so enable it now
+ */
+ mfsdr(SDR0_SRST1, sdr0_srst1);
+ sdr0_srst1 &= ~SDR0_SRST1_AHB;
+ mtsdr(SDR0_SRST1, sdr0_srst1);
+
+ return 0;
+}
diff --git a/board/amcc/bluestone/config.mk b/board/amcc/bluestone/config.mk
new file mode 100644
index 0000000000..e2194e4e00
--- /dev/null
+++ b/board/amcc/bluestone/config.mk
@@ -0,0 +1,40 @@
+#
+# Copyright (c) 2010, Applied Micro Circuits Corporation
+# Author: Tirumala R Marri <tmarri@apm.com>
+#
+# 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., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+# Applied Micro APM821XX Evaluation board.
+#
+
+sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp
+
+ifndef TEXT_BASE
+TEXT_BASE = 0xFFFA0000
+endif
+
+PLATFORM_CPPFLAGS += -DCONFIG_440=1
+
+ifeq ($(debug),1)
+PLATFORM_CPPFLAGS += -DDEBUG
+endif
+
+ifeq ($(dbcr),1)
+PLATFORM_CPPFLAGS += -DCONFIG_SYS_INIT_DBCR=0x8cff0000
+endif
diff --git a/board/amcc/bluestone/init.S b/board/amcc/bluestone/init.S
new file mode 100644
index 0000000000..e969fcfd90
--- /dev/null
+++ b/board/amcc/bluestone/init.S
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2010, Applied Micro Circuits Corporation
+ * Author: Tirumala R Marri <tmarri@apm.com>
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <ppc_asm.tmpl>
+#include <config.h>
+#include <asm/mmu.h>
+#include <asm/ppc4xx.h>
+
+/**************************************************************************
+ * TLB TABLE
+ *
+ * This table is used by the cpu boot code to setup the initial tlb
+ * entries. Rather than make broad assumptions in the cpu source tree,
+ * this table lets each board set things up however they like.
+ *
+ * Pointer to the table is returned in r1
+ *
+ *************************************************************************/
+ .section .bootpg,"ax"
+ .globl tlbtab
+
+tlbtab:
+ tlbtab_start
+
+ /* TLB 0 */
+ tlbentry(CONFIG_SYS_BOOT_BASE_ADDR, SZ_16M, CONFIG_SYS_BOOT_BASE_ADDR,
+ 4, AC_RWX | SA_G)
+
+ /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
+ tlbentry(CONFIG_SYS_INIT_RAM_ADDR, SZ_4K, CONFIG_SYS_INIT_RAM_ADDR,
+ 0, AC_RWX | SA_G)
+
+ /* TLB-entry for OCM */
+ tlbentry(CONFIG_SYS_OCM_BASE, SZ_64K, 0x00040000, 4,
+ AC_RWX | SA_I)
+
+ /* TLB-entry for Local Configuration registers => peripherals */
+ tlbentry(CONFIG_SYS_PERIPHERAL_BASE, SZ_16K,
+ CONFIG_SYS_PERIPHERAL_BASE, 4, AC_RWX | SA_IG)
+ tlbtab_end
diff --git a/board/amcc/canyonlands/canyonlands.c b/board/amcc/canyonlands/canyonlands.c
index b26cadb6bb..faa3720df3 100644
--- a/board/amcc/canyonlands/canyonlands.c
+++ b/board/amcc/canyonlands/canyonlands.c
@@ -34,16 +34,16 @@ extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH ch
DECLARE_GLOBAL_DATA_PTR;
- struct board_bcsr {
- u8 board_id;
- u8 cpld_rev;
- u8 led_user;
- u8 board_status;
- u8 reset_ctrl;
- u8 flash_ctrl;
- u8 eth_ctrl;
- u8 usb_ctrl;
- u8 irq_ctrl;
+struct board_bcsr {
+ u8 board_id;
+ u8 cpld_rev;
+ u8 led_user;
+ u8 board_status;
+ u8 reset_ctrl;
+ u8 flash_ctrl;
+ u8 eth_ctrl;
+ u8 usb_ctrl;
+ u8 irq_ctrl;
};
#define BOARD_CANYONLANDS_PCIE 1
@@ -195,16 +195,6 @@ int board_early_init_f(void)
mtdcr(AHB_TOP, 0x8000004B);
mtdcr(AHB_BOT, 0x8000004B);
- if (pvr_460ex()) {
- /*
- * Configure USB-STP pins as alternate and not GPIO
- * It seems to be neccessary to configure the STP pins as GPIO
- * input at powerup (perhaps while USB reset is asserted). So
- * we configure those pins to their "real" function now.
- */
- gpio_config(16, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
- gpio_config(19, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
- }
#endif
return 0;
@@ -222,6 +212,15 @@ int usb_board_init(void)
val &= ~(BCSR_USBCTRL_OTG_RST | BCSR_USBCTRL_HOST_RST);
out_8(&bcsr_data->usb_ctrl, val);
+ /*
+ * Configure USB-STP pins as alternate and not GPIO
+ * It seems to be neccessary to configure the STP pins as GPIO
+ * input at powerup (perhaps while USB reset is asserted). So
+ * we configure those pins to their "real" function now.
+ */
+ gpio_config(16, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
+ gpio_config(19, GPIO_OUT, GPIO_ALT1, GPIO_OUT_1);
+
return 0;
}
@@ -236,6 +235,10 @@ int usb_board_stop(void)
val |= (BCSR_USBCTRL_OTG_RST | BCSR_USBCTRL_HOST_RST);
out_8(&bcsr_data->usb_ctrl, val);
+ /* Reconfigure USB-STP pins as input */
+ gpio_config(16, GPIO_IN , GPIO_SEL, GPIO_OUT_0);
+ gpio_config(19, GPIO_IN , GPIO_SEL, GPIO_OUT_0);
+
return 0;
}
diff --git a/board/lwmon5/kbd.c b/board/lwmon5/kbd.c
index 0e26b890b2..5231c7a5c6 100644
--- a/board/lwmon5/kbd.c
+++ b/board/lwmon5/kbd.c
@@ -45,6 +45,10 @@ static int compare_magic (uchar *kbd_data, uchar *str);
/*--------------------- Local macros and constants --------------------*/
#define _NOT_USED_ 0xFFFFFFFF
+/*------------------------- dspic io expander -----------------------*/
+#define DSPIC_PON_STATUS_REG 0x80A
+#define DSPIC_PON_INV_STATUS_REG 0x80C
+#define DSPIC_PON_KEY_REG 0x810
/*------------------------- Keyboard controller -----------------------*/
/* command codes */
#define KEYBD_CMD_READ_KEYS 0x01
@@ -75,6 +79,7 @@ static int compare_magic (uchar *kbd_data, uchar *str);
/* maximum number of "magic" key codes that can be assigned */
static uchar kbd_addr = CONFIG_SYS_I2C_KEYBD_ADDR;
+static uchar dspic_addr = CONFIG_SYS_I2C_DSPIC_IO_ADDR;
static uchar *key_match (uchar *);
@@ -167,6 +172,23 @@ static void kbd_init (void)
}
}
+
+/* Read a register from the dsPIC. */
+int _dspic_read(ushort reg, ushort *data)
+{
+ uchar buf[sizeof(*data)];
+ int rval;
+
+ if (i2c_read(dspic_addr, reg, 2, buf, 2))
+ return -1;
+
+ rval = i2c_read(dspic_addr, reg, sizeof(reg), buf, sizeof(*data));
+ *data = (buf[0] << 8) | buf[1];
+
+ return rval;
+}
+
+
/***********************************************************************
F* Function: int misc_init_r (void) P*A*Z*
*
@@ -197,6 +219,7 @@ int misc_init_r_kbd (void)
uchar kbd_init_status = gd->kbd_status >> 8;
uchar kbd_status = gd->kbd_status;
uchar val;
+ ushort data, inv_data;
char *str;
int i;
@@ -231,9 +254,31 @@ int misc_init_r_kbd (void)
i2c_write (kbd_addr, 0, 0, &val, 1);
i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN);
+ /* read out start key from bse01 received via can */
+ _dspic_read(DSPIC_PON_STATUS_REG, &data);
+ /* check highbyte from status register */
+ if (data > 0xFF) {
+ _dspic_read(DSPIC_PON_INV_STATUS_REG, &inv_data);
+
+ /* check inverse data */
+ if ((data+inv_data) == 0xFFFF) {
+ /* don't overwrite local key */
+ if (kbd_data[1] == 0) {
+ /* read key value */
+ _dspic_read(DSPIC_PON_KEY_REG, &data);
+ str = (char *)&data;
+ /* swap bytes */
+ kbd_data[1] = str[1];
+ kbd_data[2] = str[0];
+ printf("CAN received startkey: 0x%X\n", data);
+ }
+ }
+ }
+
for (i = 0; i < KEYBD_DATALEN; ++i) {
sprintf (keybd_env + i + i, "%02X", kbd_data[i]);
}
+
setenv ("keybd", keybd_env);
str = strdup ((char *)key_match (kbd_data)); /* decode keys */
diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c
index 9622b70d27..dd275bf777 100644
--- a/board/lwmon5/lwmon5.c
+++ b/board/lwmon5/lwmon5.c
@@ -1,5 +1,5 @@
/*
- * (C) Copyright 2007
+ * (C) Copyright 2007-2010
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* This program is free software; you can redistribute it and/or
@@ -24,10 +24,13 @@
#include <asm/processor.h>
#include <asm/ppc4xx-gpio.h>
#include <asm/io.h>
+#include <post.h>
+#include <flash.h>
+#include <mtd/cfi_flash.h>
DECLARE_GLOBAL_DATA_PTR;
-extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+static phys_addr_t lwmon5_cfi_flash_bank_addr[2] = CONFIG_SYS_FLASH_BANKS_LIST;
ulong flash_get_size(ulong base, int banknum);
int misc_init_r_kbd(void);
@@ -97,16 +100,18 @@ int board_early_init_f(void)
gpio_write_bit(CONFIG_SYS_GPIO_FLASH_WP, 1);
#if CONFIG_POST & CONFIG_SYS_POST_BSPEC1
- gpio_write_bit(CONFIG_SYS_GPIO_HIGHSIDE, 1);
+ /* enable the LSB transmitter */
+ gpio_write_bit(CONFIG_SYS_GPIO_LSB_ENABLE, 1);
+ /* enable the CAN transmitter */
+ gpio_write_bit(CONFIG_SYS_GPIO_CAN_ENABLE, 1);
reg = 0; /* reuse as counter */
out_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR,
in_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR)
& ~CONFIG_SYS_DSPIC_TEST_MASK);
- while (!gpio_read_in_bit(CONFIG_SYS_GPIO_DSPIC_READY) && reg++ < 1000) {
+ while (gpio_read_in_bit(CONFIG_SYS_GPIO_DSPIC_READY) && reg++ < 1000) {
udelay(1000);
}
- gpio_write_bit(CONFIG_SYS_GPIO_HIGHSIDE, 0);
if (gpio_read_in_bit(CONFIG_SYS_GPIO_DSPIC_READY)) {
/* set "boot error" flag */
out_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR,
@@ -135,9 +140,61 @@ int board_early_init_f(void)
return 0;
}
-/*---------------------------------------------------------------------------+
- | misc_init_r.
- +---------------------------------------------------------------------------*/
+/*
+ * Override weak default with board specific version
+ */
+phys_addr_t cfi_flash_bank_addr(int bank)
+{
+ return lwmon5_cfi_flash_bank_addr[bank];
+}
+
+/*
+ * Override the weak default mapping function with a board specific one
+ */
+u32 flash_get_bank_size(int cs, int idx)
+{
+ return flash_info[idx].size;
+}
+
+int board_early_init_r(void)
+{
+ u32 val0, val1;
+
+ /*
+ * lwmon5 is manufactured in 2 different board versions:
+ * The lwmon5a board has 64MiB NOR flash instead of the
+ * 128MiB of the original lwmon5. Unfortunately the CFI driver
+ * will report 2 banks of 64MiB even for the smaller flash
+ * chip, since the bank is mirrored. To fix this, we bring
+ * one bank into CFI query mode and read its response. This
+ * enables us to detect the real number of flash devices/
+ * banks which will be used later on by the common CFI driver.
+ */
+
+ /* Put bank 0 into CFI command mode and read */
+ out_be32((void *)CONFIG_SYS_FLASH0, 0x00980098);
+ val0 = in_be32((void *)CONFIG_SYS_FLASH0 + FLASH_OFFSET_CFI_RESP);
+ val1 = in_be32((void *)CONFIG_SYS_FLASH1 + FLASH_OFFSET_CFI_RESP);
+
+ /* Reset flash again out of query mode */
+ out_be32((void *)CONFIG_SYS_FLASH0, 0x00f000f0);
+
+ /* When not identical, we have 2 different flash devices/banks */
+ if (val0 != val1)
+ return 0;
+
+ /*
+ * Now we're sure that we're running on a LWMON5a board with
+ * only 64MiB NOR flash in one bank:
+ *
+ * Set flash base address and bank count for CFI driver probing.
+ */
+ cfi_flash_num_flash_banks = 1;
+ lwmon5_cfi_flash_bank_addr[0] = CONFIG_SYS_FLASH0;
+
+ return 0;
+}
+
int misc_init_r(void)
{
u32 pbcr;
@@ -145,7 +202,7 @@ int misc_init_r(void)
u32 reg;
unsigned long usb2d0cr = 0;
unsigned long usb2phy0cr, usb2h0cr = 0;
- unsigned long sdr0_pfc1;
+ unsigned long sdr0_pfc1, sdr0_srst;
/*
* FLASH stuff...
@@ -158,32 +215,7 @@ int misc_init_r(void)
gd->bd->bi_flashoffset = 0;
mfebc(PB0CR, pbcr);
- switch (gd->bd->bi_flashsize) {
- case 1 << 20:
- size_val = 0;
- break;
- case 2 << 20:
- size_val = 1;
- break;
- case 4 << 20:
- size_val = 2;
- break;
- case 8 << 20:
- size_val = 3;
- break;
- case 16 << 20:
- size_val = 4;
- break;
- case 32 << 20:
- size_val = 5;
- break;
- case 64 << 20:
- size_val = 6;
- break;
- case 128 << 20:
- size_val = 7;
- break;
- }
+ size_val = ffs(gd->bd->bi_flashsize) - 21;
pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
mtebc(PB0CR, pbcr);
@@ -193,53 +225,92 @@ int misc_init_r(void)
flash_get_size(gd->bd->bi_flashstart, 0);
/* Monitor protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- -CONFIG_SYS_MONITOR_LEN,
- 0xffffffff,
- &flash_info[1]);
+ flash_protect(FLAG_PROTECT_SET, -CONFIG_SYS_MONITOR_LEN, 0xffffffff,
+ &flash_info[cfi_flash_num_flash_banks - 1]);
/* Env protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- CONFIG_ENV_ADDR_REDUND,
- CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
- &flash_info[1]);
+ flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR_REDUND,
+ CONFIG_ENV_ADDR_REDUND + 2 * CONFIG_ENV_SECT_SIZE - 1,
+ &flash_info[cfi_flash_num_flash_banks - 1]);
/*
* USB suff...
*/
+
+ /* Reset USB */
+ /* Reset of USB2PHY0 must be active at least 10 us */
+ mtsdr(SDR0_SRST0, SDR0_SRST0_USB2H | SDR0_SRST0_USB2D);
+ udelay(2000);
+
+ mtsdr(SDR0_SRST1, SDR0_SRST1_USB20PHY | SDR0_SRST1_USB2HUTMI |
+ SDR0_SRST1_USB2HPHY | SDR0_SRST1_OPBA2 |
+ SDR0_SRST1_PLB42OPB1 | SDR0_SRST1_OPB2PLB40);
+ udelay(2000);
+
+ /* Errata CHIP_6 */
+
+ /* 1. Set internal PHY configuration */
/* SDR Setting */
mfsdr(SDR0_PFC1, sdr0_pfc1);
mfsdr(SDR0_USB0, usb2d0cr);
mfsdr(SDR0_USB2PHY0CR, usb2phy0cr);
mfsdr(SDR0_USB2H0CR, usb2h0cr);
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_XOCLK_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL; /*0*/
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_WDINT_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_16BIT_30MHZ; /*1*/
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DVBUS_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PURDIS; /*0*/
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_DWNSTR_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST; /*1*/
- usb2phy0cr = usb2phy0cr &~SDR0_USB2PHY0CR_UTMICN_MASK;
- usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST; /*1*/
-
- /* An 8-bit/60MHz interface is the only possible alternative
- when connecting the Device to the PHY */
- usb2h0cr = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK;
- usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ; /*1*/
+ usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_XOCLK_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL; /*0*/
+ usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_WDINT_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_16BIT_30MHZ; /*1*/
+ usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_DVBUS_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PUREN; /*1*/
+ usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_DWNSTR_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST; /*1*/
+ usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_UTMICN_MASK;
+ usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST; /*1*/
+
+ /*
+ * An 8-bit/60MHz interface is the only possible alternative
+ * when connecting the Device to the PHY
+ */
+ usb2h0cr = usb2h0cr & ~SDR0_USB2H0CR_WDINT_MASK;
+ usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ; /*1*/
mtsdr(SDR0_PFC1, sdr0_pfc1);
mtsdr(SDR0_USB0, usb2d0cr);
mtsdr(SDR0_USB2PHY0CR, usb2phy0cr);
mtsdr(SDR0_USB2H0CR, usb2h0cr);
+ /* 2. De-assert internal PHY reset */
+ mfsdr(SDR0_SRST1, sdr0_srst);
+ sdr0_srst = sdr0_srst & ~SDR0_SRST1_USB20PHY;
+ mtsdr(SDR0_SRST1, sdr0_srst);
+
+ /* 3. Wait for more than 1 ms */
+ udelay(2000);
+
+ /* 4. De-assert USB 2.0 Host main reset */
+ mfsdr(SDR0_SRST0, sdr0_srst);
+ sdr0_srst = sdr0_srst &~ SDR0_SRST0_USB2H;
+ mtsdr(SDR0_SRST0, sdr0_srst);
+ udelay(1000);
+
+ /* 5. De-assert reset of OPB2 cores */
+ mfsdr(SDR0_SRST1, sdr0_srst);
+ sdr0_srst = sdr0_srst &~ SDR0_SRST1_PLB42OPB1;
+ sdr0_srst = sdr0_srst &~ SDR0_SRST1_OPB2PLB40;
+ sdr0_srst = sdr0_srst &~ SDR0_SRST1_OPBA2;
+ mtsdr(SDR0_SRST1, sdr0_srst);
+ udelay(1000);
+
+ /* 6. Set EHCI Configure FLAG */
+
+ /* 7. Reassert internal PHY reset: */
+ mtsdr(SDR0_SRST1, SDR0_SRST1_USB20PHY);
+ udelay(1000);
+
/*
* Clear resets
*/
- udelay (1000);
mtsdr(SDR0_SRST1, 0x00000000);
- udelay (1000);
mtsdr(SDR0_SRST0, 0x00000000);
printf("USB: Host(int phy) Device(ext phy)\n");
@@ -264,7 +335,7 @@ int checkboard(void)
{
char *s = getenv("serial#");
- printf("Board: lwmon5");
+ puts("Board: lwmon5");
if (s != NULL) {
puts(", serial# ");
@@ -331,34 +402,33 @@ U_BOOT_CMD(
extern GraphicDevice mb862xx;
-static const gdc_regs init_regs [] =
-{
- {0x0100, 0x00000f00},
- {0x0020, 0x801401df},
- {0x0024, 0x00000000},
- {0x0028, 0x00000000},
- {0x002c, 0x00000000},
- {0x0110, 0x00000000},
- {0x0114, 0x00000000},
- {0x0118, 0x01df0280},
- {0x0004, 0x031f0000},
- {0x0008, 0x027f027f},
- {0x000c, 0x015f028f},
- {0x0010, 0x020c0000},
- {0x0014, 0x01df01ea},
- {0x0018, 0x00000000},
- {0x001c, 0x01e00280},
- {0x0100, 0x80010f00},
- {0x0, 0x0}
+static const gdc_regs init_regs [] = {
+ { 0x0100, 0x00000f00 },
+ { 0x0020, 0x801401df },
+ { 0x0024, 0x00000000 },
+ { 0x0028, 0x00000000 },
+ { 0x002c, 0x00000000 },
+ { 0x0110, 0x00000000 },
+ { 0x0114, 0x00000000 },
+ { 0x0118, 0x01df0280 },
+ { 0x0004, 0x031f0000 },
+ { 0x0008, 0x027f027f },
+ { 0x000c, 0x015f028f },
+ { 0x0010, 0x020c0000 },
+ { 0x0014, 0x01df01ea },
+ { 0x0018, 0x00000000 },
+ { 0x001c, 0x01e00280 },
+ { 0x0100, 0x80010f00 },
+ { 0x0, 0x0 }
};
-const gdc_regs *board_get_regs (void)
+const gdc_regs *board_get_regs(void)
{
return init_regs;
}
/* Returns Lime base address */
-unsigned int board_video_init (void)
+unsigned int board_video_init(void)
{
/*
* Reset Lime controller
@@ -375,7 +445,7 @@ unsigned int board_video_init (void)
return CONFIG_SYS_LIME_BASE_0;
}
-#define DEFAULT_BRIGHTNESS 0x64
+#define DEFAULT_BRIGHTNESS 0x64
static void board_backlight_brightness(int brightness)
{
@@ -390,7 +460,7 @@ static void board_backlight_brightness(int brightness)
}
}
-void board_backlight_switch (int flag)
+void board_backlight_switch(int flag)
{
char * param;
int rc;
@@ -410,15 +480,14 @@ void board_backlight_switch (int flag)
/*
* Return text to be printed besides the logo.
*/
-void video_get_info_str (int line_number, char *info)
+void video_get_info_str(int line_number, char *info)
{
- if (line_number == 1) {
- strcpy (info, " Board: Lwmon5 (Liebherr Elektronik GmbH)");
- } else {
+ if (line_number == 1)
+ strcpy(info, " Board: Lwmon5 (Liebherr Elektronik GmbH)");
+ else
info [0] = '\0';
- }
}
-#endif
+#endif /* CONFIG_CONSOLE_EXTRA_INFO */
#endif /* CONFIG_VIDEO */
void board_reset(void)
generated by cgit (git 2.34.1) at 2024-12-26 23:23:10 +0000