X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=board%2Ffreescale%2Fp1_p2_rdb_pc%2Fp1_p2_rdb_pc.c;h=61b7a91333faf1beb07f981822c8fd76325bf6a2;hb=67ecb84ccbfd609170978833fd09b0b87fc4b630;hp=5b5b86c822e968db065913406700462d5f66af16;hpb=612404c28a64a6df300642a1550a65dcc8e01f82;p=u-boot diff --git a/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c b/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c index 5b5b86c822..61b7a91333 100644 --- a/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c +++ b/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c @@ -1,23 +1,7 @@ /* - * Copyright 2010-2011 Freescale Semiconductor, Inc. + * Copyright 2010-2011, 2013 Freescale Semiconductor, Inc. * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include @@ -30,7 +14,7 @@ #include #include #include -#include +#include #include #include #include @@ -55,6 +39,13 @@ #define GPIO_SLIC_PIN 30 #define GPIO_SLIC_DATA (1 << (31 - GPIO_SLIC_PIN)) +#if defined(CONFIG_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT) +#define GPIO_DDR_RST_PORT 1 +#define GPIO_DDR_RST_PIN 8 +#define GPIO_DDR_RST_DATA (1 << (31 - GPIO_DDR_RST_PIN)) + +#define GPIO_2BIT_MASK (0x3 << (32 - (GPIO_DDR_RST_PIN + 1) * 2)) +#endif #if defined(CONFIG_P1025RDB) || defined(CONFIG_P1021RDB) #define PCA_IOPORT_I2C_ADDR 0x23 @@ -67,7 +58,7 @@ const qe_iop_conf_t qe_iop_conf_tab[] = { /* GPIO */ {1, 1, 2, 0, 0}, /* GPIO7/PB1 - LOAD_DEFAULT_N */ -#if 0 +#if defined(CONFIG_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT) {1, 8, 1, 1, 0}, /* GPIO10/PB8 - DDR_RST */ #endif {0, 15, 1, 0, 0}, /* GPIO11/A15 - WDI */ @@ -159,6 +150,16 @@ void board_gpio_init(void) ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); par_io_t *par_io = (par_io_t *) &(gur->qe_par_io); +#if defined(CONFIG_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT) + /* reset DDR3 */ + setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA); + udelay(1000); + clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA); + udelay(1000); + setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA); + /* disable CE_PB8 */ + clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdir1, GPIO_2BIT_MASK); +#endif /* Enable VSC7385 switch */ setbits_be32(&par_io[GPIO_GETH_SW_PORT].cpdat, GPIO_GETH_SW_DATA); @@ -231,7 +232,7 @@ int checkboard(void) in_8(&cpld_data->pcba_rev) & 0x0F); /* Initialize i2c early for rom_loc and flash bank information */ - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM); if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0, 1, &in, 1) < 0 || i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 1, 1, &out, 1) < 0 || @@ -287,7 +288,7 @@ void pci_init_board(void) int board_early_init_r(void) { const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; - const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); + int flash_esel = find_tlb_idx((void *)flashbase, 1); /* * Remap Boot flash region to caching-inhibited @@ -298,8 +299,14 @@ int board_early_init_r(void) flush_dcache(); invalidate_icache(); - /* invalidate existing TLB entry for flash */ - disable_tlb(flash_esel); + if (flash_esel == -1) { + /* very unlikely unless something is messed up */ + puts("Error: Could not find TLB for FLASH BASE\n"); + flash_esel = 2; /* give our best effort to continue */ + } else { + /* invalidate existing TLB entry for flash */ + disable_tlb(flash_esel); + } set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,/* perms, wimge */ @@ -353,7 +360,7 @@ int board_eth_init(bd_t *bis) puts("No address specified for VSC7385 microcode.\n"); #endif - mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR; + mdio_info.regs = TSEC_GET_MDIO_REGS_BASE(1); mdio_info.name = DEFAULT_MII_NAME; fsl_pq_mdio_init(bis, &mdio_info); @@ -417,10 +424,17 @@ static void fdt_board_fixup_qe_pins(void *blob) #endif #ifdef CONFIG_OF_BOARD_SETUP -void ft_board_setup(void *blob, bd_t *bd) +int ft_board_setup(void *blob, bd_t *bd) { phys_addr_t base; phys_size_t size; +#if defined(CONFIG_P1020RDB_PD) || defined(CONFIG_P1020RDB_PC) + const char *soc_usb_compat = "fsl-usb2-dr"; + int usb_err, usb1_off, usb2_off; +#endif +#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH) + int err; +#endif ft_cpu_setup(blob, bd); @@ -442,5 +456,51 @@ void ft_board_setup(void *blob, bd_t *bd) #if defined(CONFIG_HAS_FSL_DR_USB) fdt_fixup_dr_usb(blob, bd); #endif + +#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH) + /* Delete eLBC node as it is muxed with USB2 controller */ + if (hwconfig("usb2")) { + const char *soc_elbc_compat = "fsl,p1020-elbc"; + int off = fdt_node_offset_by_compatible(blob, -1, + soc_elbc_compat); + if (off < 0) { + printf("WARNING: could not find compatible node %s\n", + soc_elbc_compat); + return off; + } + err = fdt_del_node(blob, off); + if (err < 0) { + printf("WARNING: could not remove %s\n", + soc_elbc_compat); + return err; + } + return 0; + } +#endif + +#if defined(CONFIG_P1020RDB_PD) || defined(CONFIG_P1020RDB_PC) +/* Delete USB2 node as it is muxed with eLBC */ + usb1_off = fdt_node_offset_by_compatible(blob, -1, + soc_usb_compat); + if (usb1_off < 0) { + printf("WARNING: could not find compatible node %s\n", + soc_usb_compat); + return usb1_off; + } + usb2_off = fdt_node_offset_by_compatible(blob, usb1_off, + soc_usb_compat); + if (usb2_off < 0) { + printf("WARNING: could not find compatible node %s\n", + soc_usb_compat); + return usb2_off; + } + usb_err = fdt_del_node(blob, usb2_off); + if (usb_err < 0) { + printf("WARNING: could not remove %s\n", soc_usb_compat); + return usb_err; + } +#endif + + return 0; } #endif