diff options
Diffstat (limited to 'u-boot/board/freescale/p1022ds/p1022ds.c')
| -rw-r--r-- | u-boot/board/freescale/p1022ds/p1022ds.c | 311 |
1 files changed, 311 insertions, 0 deletions
diff --git a/u-boot/board/freescale/p1022ds/p1022ds.c b/u-boot/board/freescale/p1022ds/p1022ds.c new file mode 100644 index 0000000..0ea0bdf --- /dev/null +++ b/u-boot/board/freescale/p1022ds/p1022ds.c @@ -0,0 +1,311 @@ +/* + * Copyright 2010 Freescale Semiconductor, Inc. + * Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com> + * Timur Tabi <timur@freescale.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. + */ + +#include <common.h> +#include <command.h> +#include <pci.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/cache.h> +#include <asm/immap_85xx.h> +#include <asm/fsl_pci.h> +#include <asm/fsl_ddr_sdram.h> +#include <asm/fsl_serdes.h> +#include <asm/io.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <tsec.h> +#include <asm/fsl_law.h> +#include <asm/mp.h> +#include <netdev.h> +#include <i2c.h> +#include <hwconfig.h> + +#include "../common/ngpixis.h" + +DECLARE_GLOBAL_DATA_PTR; + +int board_early_init_f(void) +{ + ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; + + /* Set pmuxcr to allow both i2c1 and i2c2 */ + setbits_be32(&gur->pmuxcr, 0x1000); + + /* Read back the register to synchronize the write. */ + in_be32(&gur->pmuxcr); + + /* Set the pin muxing to enable ETSEC2. */ + clrbits_be32(&gur->pmuxcr2, 0x001F8000); + + return 0; +} + +int checkboard(void) +{ + u8 sw; + + puts("Board: P1022DS "); + + printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ", + in_8(&pixis->id), in_8(&pixis->arch), in_8(&pixis->scver)); + + sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH)); + + switch ((sw & PIXIS_LBMAP_MASK) >> 6) { + case 0: + printf ("vBank: %u\n", ((sw & 0x30) >> 4)); + break; + case 1: + printf ("NAND\n"); + break; + case 2: + case 3: + puts ("Promjet\n"); + break; + } + + return 0; +} + +#define CONFIG_TFP410_I2C_ADDR 0x38 + +/* Masks for the SSI_TDM and AUDCLK bits of the ngPIXIS BRDCFG1 register. */ +#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK 0x0c +#define CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK 0x03 + +/* Route the I2C1 pins to the SSI port instead. */ +#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI 0x08 + +/* Choose the 12.288Mhz codec reference clock */ +#define CONFIG_PIXIS_BRDCFG1_AUDCLK_12 0x02 + +/* Choose the 11.2896Mhz codec reference clock */ +#define CONFIG_PIXIS_BRDCFG1_AUDCLK_11 0x01 + +int misc_init_r(void) +{ + u8 temp; + const char *audclk; + size_t arglen; + + /* For DVI, enable the TFP410 Encoder. */ + + temp = 0xBF; + if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0) + return -1; + if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0) + return -1; + debug("DVI Encoder Read: 0x%02x\n", temp); + + temp = 0x10; + if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0) + return -1; + if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0) + return -1; + debug("DVI Encoder Read: 0x%02x\n",temp); + + /* + * Enable the reference clock for the WM8776 codec, and route the MUX + * pins for SSI. The default is the 12.288 MHz clock + */ + + temp = in_8(&pixis->brdcfg1) & ~(CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK | + CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK); + temp |= CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI; + + audclk = hwconfig_arg("audclk", &arglen); + /* Check the first two chars only */ + if (audclk && (strncmp(audclk, "11", 2) == 0)) + temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_11; + else + temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_12; + out_8(&pixis->brdcfg1, temp); + + return 0; +} + +/* + * A list of PCI and SATA slots + */ +enum slot_id { + SLOT_PCIE1 = 1, + SLOT_PCIE2, + SLOT_PCIE3, + SLOT_PCIE4, + SLOT_PCIE5, + SLOT_SATA1, + SLOT_SATA2 +}; + +/* + * This array maps the slot identifiers to their names on the P1022DS board. + */ +static const char *slot_names[] = { + [SLOT_PCIE1] = "Slot 1", + [SLOT_PCIE2] = "Slot 2", + [SLOT_PCIE3] = "Slot 3", + [SLOT_PCIE4] = "Slot 4", + [SLOT_PCIE5] = "Mini-PCIe", + [SLOT_SATA1] = "SATA 1", + [SLOT_SATA2] = "SATA 2", +}; + +/* + * This array maps a given SERDES configuration and SERDES device to the PCI or + * SATA slot that it connects to. This mapping is hard-coded in the FPGA. + */ +static u8 serdes_dev_slot[][SATA2 + 1] = { + [0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 }, + [0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 }, + [0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4, + [PCIE2] = SLOT_PCIE5 }, + [0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2, + [PCIE2] = SLOT_PCIE3, + [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 }, + [0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2, + [PCIE2] = SLOT_PCIE3 }, + [0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3, + [PCIE2] = SLOT_PCIE3, + [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 }, + [0x1c] = { [PCIE1] = SLOT_PCIE1, + [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 }, + [0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 }, + [0x1f] = { [PCIE1] = SLOT_PCIE1 }, +}; + + +/* + * Returns the name of the slot to which the PCIe or SATA controller is + * connected + */ +const char *board_serdes_name(enum srds_prtcl device) +{ + ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; + u32 pordevsr = in_be32(&gur->pordevsr); + unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> + MPC85xx_PORDEVSR_IO_SEL_SHIFT; + enum slot_id slot = serdes_dev_slot[srds_cfg][device]; + const char *name = slot_names[slot]; + + if (name) + return name; + else + return "Nothing"; +} + +#ifdef CONFIG_PCI +void pci_init_board(void) +{ + fsl_pcie_init_board(0); +} +#endif + +int board_early_init_r(void) +{ + const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; + const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); + + /* + * Remap Boot flash + PROMJET region to caching-inhibited + * so that flash can be erased properly. + */ + + /* Flush d-cache and invalidate i-cache of any FLASH data */ + flush_dcache(); + invalidate_icache(); + + /* invalidate existing TLB entry for flash + promjet */ + disable_tlb(flash_esel); + + set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, flash_esel, BOOKE_PAGESZ_256M, 1); + + return 0; +} + +/* + * Initialize on-board and/or PCI Ethernet devices + * + * Returns: + * <0, error + * 0, no ethernet devices found + * >0, number of ethernet devices initialized + */ +int board_eth_init(bd_t *bis) +{ + struct tsec_info_struct tsec_info[2]; + unsigned int num = 0; + +#ifdef CONFIG_TSEC1 + SET_STD_TSEC_INFO(tsec_info[num], 1); + num++; +#endif +#ifdef CONFIG_TSEC2 + SET_STD_TSEC_INFO(tsec_info[num], 2); + num++; +#endif + + return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis); +} + +#ifdef CONFIG_OF_BOARD_SETUP +/** + * ft_codec_setup - fix up the clock-frequency property of the codec node + * + * Update the clock-frequency property based on the value of the 'audclk' + * hwconfig option. If audclk is not specified, then default to 12.288MHz. + */ +static void ft_codec_setup(void *blob, const char *compatible) +{ + const char *audclk; + size_t arglen; + u32 freq; + + audclk = hwconfig_arg("audclk", &arglen); + if (audclk && (strncmp(audclk, "11", 2) == 0)) + freq = 11289600; + else + freq = 12288000; + + do_fixup_by_compat_u32(blob, compatible, "clock-frequency", freq, 1); +} + +void ft_board_setup(void *blob, bd_t *bd) +{ + phys_addr_t base; + phys_size_t size; + + ft_cpu_setup(blob, bd); + + base = getenv_bootm_low(); + size = getenv_bootm_size(); + + fdt_fixup_memory(blob, (u64)base, (u64)size); + + FT_FSL_PCI_SETUP; + +#ifdef CONFIG_FSL_SGMII_RISER + fsl_sgmii_riser_fdt_fixup(blob); +#endif + + /* Update the WM8776 node's clock frequency property */ + ft_codec_setup(blob, "wlf,wm8776"); +} +#endif + +#ifdef CONFIG_MP +void board_lmb_reserve(struct lmb *lmb) +{ + cpu_mp_lmb_reserve(lmb); +} +#endif |