diff options
Diffstat (limited to 'board/t3corp/t3corp.c')
-rw-r--r-- | board/t3corp/t3corp.c | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/board/t3corp/t3corp.c b/board/t3corp/t3corp.c deleted file mode 100644 index 586c6f9a62b..00000000000 --- a/board/t3corp/t3corp.c +++ /dev/null @@ -1,219 +0,0 @@ -/* - * (C) Copyright 2010 - * Stefan Roese, DENX Software Engineering, sr@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/ppc440.h> -#include <libfdt.h> -#include <fdt_support.h> -#include <i2c.h> -#include <mtd/cfi_flash.h> -#include <asm/processor.h> -#include <asm/io.h> -#include <asm/mmu.h> -#include <asm/4xx_pcie.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, 0x7fffffff); /* 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 - * enable GPIO 49-63 - * UART0: 4 pins - */ - mtsdr(SDR0_PFC0, 0x00007fff); - mtsdr(SDR0_PFC1, 0x00040000); - - /* Enable PCI host functionality in SDR0_PCI0 */ - mtsdr(SDR0_PCI0, 0xe0000000); - - 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); - - return 0; -} - -int checkboard(void) -{ - char buf[64]; - int i = getenv_f("serial#", buf, sizeof(buf)); - - printf("Board: T3CORP"); - - if (i > 0) { - puts(", serial# "); - puts(buf); - } - putc('\n'); - - return 0; -} - -int board_early_init_r(void) -{ - /* - * T3CORP has 64MBytes of NOR flash (Spansion 29GL512), but the - * boot EBC mapping only supports a maximum of 16MBytes - * (4.ff00.0000 - 4.ffff.ffff). - * To solve this problem, the flash has to get remapped to another - * EBC address which accepts bigger regions: - * - * 0xfn00.0000 -> 4.cn00.0000 - */ - - /* Remap the NOR flash to 0xcn00.0000 ... 0xcfff.ffff */ - mtebc(PB0CR, CONFIG_SYS_FLASH_BASE_PHYS_L | EBC_BXCR_BS_64MB | - EBC_BXCR_BU_RW | EBC_BXCR_BW_16BIT); - - /* Remove TLB entry of boot EBC mapping */ - remove_tlb(CONFIG_SYS_BOOT_BASE_ADDR, 16 << 20); - - /* Add TLB entry for 0xfn00.0000 -> 0x4.cn00.0000 */ - program_tlb(CONFIG_SYS_FLASH_BASE_PHYS, CONFIG_SYS_FLASH_BASE, - CONFIG_SYS_FLASH_SIZE, TLB_WORD2_I_ENABLE); - - /* - * Now accessing of the whole 64Mbytes of NOR flash at virtual address - * 0xfc00.0000 is possible - */ - - /* - * Clear potential errors resulting from auto-calibration. - * If not done, then we could get an interrupt later on when - * exceptions are enabled. - */ - set_mcsr(get_mcsr()); - - return 0; -} - -int misc_init_r(void) -{ - u32 sdr0_srst1 = 0; - u32 eth_cfg; - - /* - * Set EMAC mode/configuration (GMII, SGMII, RGMII...). - * This is board specific, so let's do it here. - */ - mfsdr(SDR0_ETH_CFG, eth_cfg); - /* disable SGMII mode */ - eth_cfg &= ~(SDR0_ETH_CFG_SGMII2_ENABLE | - SDR0_ETH_CFG_SGMII1_ENABLE | - SDR0_ETH_CFG_SGMII0_ENABLE); - /* Set the for 2 RGMII mode */ - /* GMC0 EMAC4_0, GMC0 EMAC4_1, RGMII Bridge 0 */ - eth_cfg &= ~SDR0_ETH_CFG_GMC0_BRIDGE_SEL; - eth_cfg &= ~SDR0_ETH_CFG_GMC1_BRIDGE_SEL; - mtsdr(SDR0_ETH_CFG, eth_cfg); - - /* - * 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; -} - -int board_pcie_last(void) -{ - /* - * Only PCIe0 for now, PCIe1 hangs on this board - */ - return 0; -} - -/* - * Board specific WRDTR and CLKTR values used by the auto- - * calibration code (4xx_ibm_ddr2_autocalib.c). - */ -static struct sdram_timing board_scan_options[] = { - {1, 2}, - {-1, -1} -}; - -struct sdram_timing *ddr_scan_option(struct sdram_timing *default_val) -{ - return board_scan_options; -} - -/* - * Accessor functions replacing the "weak" functions in - * drivers/mtd/cfi_flash.c - * - * The NOR flash devices "behind" the FPGA's (Xilinx DS617) - * can only be read correctly in 16bit mode. We need to emulate - * 8bit and 32bit reads here in the board specific code. - */ -u8 flash_read8(void *addr) -{ - u16 val = __raw_readw((void *)((u32)addr & ~1)); - - if ((u32)addr & 1) - return val; - - return val >> 8; -} - -u32 flash_read32(void *addr) -{ - return (__raw_readw(addr) << 16) | __raw_readw((void *)((u32)addr + 2)); -} - -void flash_cmd_reset(flash_info_t *info) -{ - /* - * FLASH at address CONFIG_SYS_FLASH_BASE is a Spansion chip and - * needs the Spansion type reset commands. The other flash chip - * is located behind a FPGA (Xilinx DS617) and needs the Intel type - * reset command. - */ - if (info->start[0] == CONFIG_SYS_FLASH_BASE) - flash_write_cmd(info, 0, 0, AMD_CMD_RESET); - else - flash_write_cmd(info, 0, 0, FLASH_CMD_RESET); -} |