diff options
Diffstat (limited to 'board/amcc/taihu/taihu.c')
| -rw-r--r-- | board/amcc/taihu/taihu.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/board/amcc/taihu/taihu.c b/board/amcc/taihu/taihu.c deleted file mode 100644 index fcb893633a..0000000000 --- a/board/amcc/taihu/taihu.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - * (C) Copyright 2000-2005 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2005-2007 - * Beijing UD Technology Co., Ltd., taihusupport@amcc.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> -#include <command.h> -#include <asm/processor.h> -#include <asm/io.h> -#include <spi.h> -#include <netdev.h> -#include <asm/ppc4xx-gpio.h> - -extern int lcd_init(void); - -/* - * board_early_init_f - */ -int board_early_init_f(void) -{ - lcd_init(); - - mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ - mtdcr(UIC0ER, 0x00000000); /* disable all ints */ - mtdcr(UIC0CR, 0x00000000); - mtdcr(UIC0PR, 0xFFFF7F00); /* set int polarities */ - mtdcr(UIC0TR, 0x00000000); /* set int trigger levels */ - mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ - mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */ - - mtebc(PB3AP, CONFIG_SYS_EBC_PB3AP); /* memory bank 3 (CPLD_LCM) initialization */ - mtebc(PB3CR, CONFIG_SYS_EBC_PB3CR); - - /* - * Configure CPC0_PCI to enable PerWE as output - * and enable the internal PCI arbiter - */ - mtdcr(CPC0_PCI, CPC0_PCI_SPE | CPC0_PCI_HOST_CFG_EN | CPC0_PCI_ARBIT_EN); - - return 0; -} - -/* - * Check Board Identity: - */ -int checkboard(void) -{ - char buf[64]; - int i = getenv_f("serial#", buf, sizeof(buf)); - - puts("Board: Taihu - AMCC PPC405EP Evaluation Board"); - - if (i > 0) { - puts(", serial# "); - puts(buf); - } - putc('\n'); - - return 0; -} - -static int do_sw_stat(cmd_tbl_t* cmd_tp, int flags, int argc, char * const argv[]) -{ - char stat; - int i; - - stat = in_8((u8 *) CPLD_REG0_ADDR); - printf("SW2 status: "); - for (i=0; i<4; i++) /* 4-position */ - printf("%d:%s ", i, stat & (0x08 >> i)?"on":"off"); - printf("\n"); - return 0; -} - -U_BOOT_CMD ( - sw2_stat, 1, 1, do_sw_stat, - "show status of switch 2", - "" -); - -static int do_led_ctl(cmd_tbl_t* cmd_tp, int flags, int argc, char * const argv[]) -{ - int led_no; - - if (argc != 3) - return cmd_usage(cmd_tp); - - led_no = simple_strtoul(argv[1], NULL, 16); - if (led_no != 1 && led_no != 2) - return cmd_usage(cmd_tp); - - if (strcmp(argv[2],"off") == 0x0) { - if (led_no == 1) - gpio_write_bit(30, 1); - else - gpio_write_bit(31, 1); - } else if (strcmp(argv[2],"on") == 0x0) { - if (led_no == 1) - gpio_write_bit(30, 0); - else - gpio_write_bit(31, 0); - } else { - return cmd_usage(cmd_tp); - } - - return 0; -} - -U_BOOT_CMD ( - led_ctl, 3, 1, do_led_ctl, - "make led 1 or 2 on or off", - "<led_no> <on/off> - make led <led_no> on/off,\n" - "\tled_no is 1 or 2" -); - -#define SPI_CS_GPIO0 0 -#define SPI_SCLK_GPIO14 14 -#define SPI_DIN_GPIO15 15 -#define SPI_DOUT_GPIO16 16 - -void spi_scl(int bit) -{ - gpio_write_bit(SPI_SCLK_GPIO14, bit); -} - -void spi_sda(int bit) -{ - gpio_write_bit(SPI_DOUT_GPIO16, bit); -} - -unsigned char spi_read(void) -{ - return (unsigned char)gpio_read_in_bit(SPI_DIN_GPIO15); -} - -int spi_cs_is_valid(unsigned int bus, unsigned int cs) -{ - return bus == 0 && cs == 0; -} - -void spi_cs_activate(struct spi_slave *slave) -{ - gpio_write_bit(SPI_CS_GPIO0, 1); -} - -void spi_cs_deactivate(struct spi_slave *slave) -{ - gpio_write_bit(SPI_CS_GPIO0, 0); -} - -#ifdef CONFIG_PCI -static unsigned char int_lines[32] = { - 29, 30, 27, 28, 29, 30, 25, 27, - 29, 30, 27, 28, 29, 30, 27, 28, - 29, 30, 27, 28, 29, 30, 27, 28, - 29, 30, 27, 28, 29, 30, 27, 28}; - -static void taihu_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) -{ - unsigned char int_line = int_lines[PCI_DEV(dev) & 31]; - - pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line); -} - -int pci_pre_init(struct pci_controller *hose) -{ - hose->fixup_irq = taihu_pci_fixup_irq; - return 1; -} -#endif /* CONFIG_PCI */ - -int board_eth_init(bd_t *bis) -{ - cpu_eth_init(bis); - return pci_eth_init(bis); -} |
