* (C) Copyright 2008
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
-#include <ppc440.h>
+#include <asm/ppc440.h>
#include <libfdt.h>
#include <fdt_support.h>
#include <i2c.h>
#include <asm/io.h>
#include <asm/mmu.h>
#include <asm/4xx_pcie.h>
-#include <asm/gpio.h>
-#include <asm/errno.h>
+#include <asm/ppc4xx-gpio.h>
+#include <linux/errno.h>
+#include <usb.h>
extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
DECLARE_GLOBAL_DATA_PTR;
-#define CONFIG_SYS_BCSR3_PCIE 0x10
+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
#define BOARD_CANYONLANDS_SATA 2
#define BOARD_ARCHES 4
/*
- * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with
+ * Override the default functions in arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c with
* board specific values.
*/
#if defined(CONFIG_ARCHES)
*/
static inline int board_fpga_read(int offset)
{
- int data;
-
- data = in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
-
- return data;
+ return in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
}
static inline void board_fpga_write(int offset, int data)
{
#if !defined(CONFIG_ARCHES)
u32 sdr0_cust0;
+ struct board_bcsr *bcsr_data =
+ (struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+
#endif
/*
#if !defined(CONFIG_ARCHES)
/* Enable ethernet and take out of reset */
- out_8((void *)CONFIG_SYS_BCSR_BASE + 6, 0);
+ out_8(&bcsr_data->eth_ctrl, 0) ;
/* Remove NOR-FLASH, NAND-FLASH & EEPROM hardware write protection */
- out_8((void *)CONFIG_SYS_BCSR_BASE + 5, 0);
-
- /* Enable USB host & USB-OTG */
- out_8((void *)CONFIG_SYS_BCSR_BASE + 7, 0);
-
+ out_8(&bcsr_data->flash_ctrl, 0) ;
mtsdr(SDR0_SRST1, 0); /* Pull AHB out of reset default=1 */
/* Setup PLB4-AHB bridge based on the system address map */
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;
}
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_BOARD_INIT)
+int board_usb_init(int index, enum usb_init_type init)
+{
+ struct board_bcsr *bcsr_data =
+ (struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+ u8 val;
+
+ /* Enable USB host & USB-OTG */
+ val = in_8(&bcsr_data->usb_ctrl);
+ 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;
+}
+
+int usb_board_stop(void)
+{
+ struct board_bcsr *bcsr_data =
+ (struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+ u8 val;
+
+ /* Disable USB host & USB-OTG */
+ val = in_8(&bcsr_data->usb_ctrl);
+ 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;
+}
+
+int board_usb_cleanup(int index, enum usb_init_type init)
+{
+ return usb_board_stop();
+}
+#endif /* CONFIG_USB_OHCI_NEW && CONFIG_SYS_USB_OHCI_BOARD_INIT */
+
#if !defined(CONFIG_ARCHES)
static void canyonlands_sata_init(int board_type)
{
#if !defined(CONFIG_ARCHES)
int checkboard(void)
{
- char *s = getenv("serial#");
+ struct board_bcsr *bcsr_data =
+ (struct board_bcsr *)CONFIG_SYS_BCSR_BASE;
+ char buf[64];
+ int i = getenv_f("serial#", buf, sizeof(buf));
if (pvr_460ex()) {
printf("Board: Canyonlands - AMCC PPC460EX Evaluation Board");
- if (in_8((void *)(CONFIG_SYS_BCSR_BASE + 3)) & CONFIG_SYS_BCSR3_PCIE)
+ if (in_8(&bcsr_data->board_status) & BCSR_SELECT_PCIE)
gd->board_type = BOARD_CANYONLANDS_PCIE;
else
gd->board_type = BOARD_CANYONLANDS_SATA;
break;
}
- printf(", Rev. %X", in_8((void *)(CONFIG_SYS_BCSR_BASE + 0)));
+ printf(", Rev. %X", in_8(&bcsr_data->cpld_rev));
- if (s != NULL) {
+ if (i > 0) {
puts(", serial# ");
- puts(s);
+ puts(buf);
}
putc('\n');
}
#endif /* !defined(CONFIG_ARCHES) */
-#if defined(CONFIG_NAND_U_BOOT)
-/*
- * NAND booting U-Boot version uses a fixed initialization, since the whole
- * I2C SPD DIMM autodetection/calibration doesn't fit into the 4k of boot
- * code.
- */
-phys_size_t initdram(int board_type)
-{
- return CONFIG_SYS_MBYTES_SDRAM << 20;
-}
-#endif
-
#if defined(CONFIG_PCI)
int board_pcie_first(void)
{
*/
/* Remap the NOR FLASH to 0xcc00.0000 ... 0xcfff.ffff */
-#if defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
- mtebc(PB3CR, CONFIG_SYS_FLASH_BASE_PHYS_L | 0xda000);
-#else
mtebc(PB0CR, CONFIG_SYS_FLASH_BASE_PHYS_L | 0xda000);
-#endif
/* Remove TLB entry of boot EBC mapping */
remove_tlb(CONFIG_SYS_BOOT_BASE_ADDR, 16 << 20);
}
#endif /* !defined(CONFIG_ARCHES) */
-#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
-extern void __ft_board_setup(void *blob, bd_t *bd);
+#ifdef CONFIG_OF_BOARD_SETUP
+extern int __ft_board_setup(void *blob, bd_t *bd);
-void ft_board_setup(void *blob, bd_t *bd)
+int ft_board_setup(void *blob, bd_t *bd)
{
__ft_board_setup(blob, bd);
fdt_find_and_setprop(blob, "/plb/sata@bffd1000", "status",
"disabled", sizeof("disabled"), 1);
}
+
+ return 0;
}
-#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
+#endif /* CONFIG_OF_BOARD_SETUP */
projects / people / ms / u-boot.git / blobdiff