diff options
Diffstat (limited to 'board/freescale/mpc5121ads/mpc5121ads.c')
| -rw-r--r-- | board/freescale/mpc5121ads/mpc5121ads.c | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/board/freescale/mpc5121ads/mpc5121ads.c b/board/freescale/mpc5121ads/mpc5121ads.c deleted file mode 100644 index 7c44282..0000000 --- a/board/freescale/mpc5121ads/mpc5121ads.c +++ /dev/null @@ -1,284 +0,0 @@ -/* - * (C) Copyright 2007-2009 DENX Software Engineering - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/bitops.h> -#include <command.h> -#include <asm/io.h> -#include <asm/processor.h> -#include <asm/mpc512x.h> -#include <fdt_support.h> -#ifdef CONFIG_MISC_INIT_R -#include <i2c.h> -#endif -#include <net.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/nand.h> - -DECLARE_GLOBAL_DATA_PTR; - -void __mpc5121_nfc_select_chip(struct mtd_info *mtd, int chip); - -/* Active chip number set in board_nand_select_device() (mpc5121_nfc.c) */ -extern int mpc5121_nfc_chip; - -/* Control chips select signal on MPC5121ADS board */ -void mpc5121_nfc_select_chip(struct mtd_info *mtd, int chip) -{ - unsigned char *csreg = (u8 *)CONFIG_SYS_CPLD_BASE + 0x09; - u8 v; - - v = in_8(csreg); - v |= 0x0F; - - if (chip >= 0) { - __mpc5121_nfc_select_chip(mtd, 0); - v &= ~(1 << mpc5121_nfc_chip); - } else { - __mpc5121_nfc_select_chip(mtd, -1); - } - - out_8(csreg, v); -} - -int board_early_init_f(void) -{ - /* - * Disable Boot NOR FLASH write protect - CPLD Reg 8 NOR FLASH Control - * - * Without this the flash identification routine fails, as it needs to issue - * write commands in order to establish the device ID. - */ - -#ifdef CONFIG_MPC5121ADS_REV2 - out_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08), 0xC1); -#else - if (in_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08)) & 0x04) { - out_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08), 0xC1); - } else { - /* running from Backup flash */ - out_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08), 0x32); - } -#endif - return 0; -} - -int is_micron(void){ - - ushort brd_rev = *(vu_short *)(CONFIG_SYS_CPLD_BASE + 0x00); - uchar macaddr[6]; - u32 brddate, macchk, ismicron; - - /* - * MAC address has serial number with date of manufacture - * Boards made before Nov-08 #1180 use Micron memory; - * 001e59 is the STx vendor # - * Default is Elpida since it works for both but is slightly slower - */ - ismicron = 0; - if (brd_rev >= 0x0400 && eth_getenv_enetaddr("ethaddr", macaddr)) { - brddate = (macaddr[3] << 16) + (macaddr[4] << 8) + macaddr[5]; - macchk = (macaddr[0] << 16) + (macaddr[1] << 8) + macaddr[2]; - debug("brddate = %d\n\t", brddate); - - if (macchk == 0x001e59 && brddate <= 8111180) - ismicron = 1; - } else if (brd_rev < 0x400) { - ismicron = 1; - } - debug("Using %s Memory settings\n\t", - ismicron ? "Micron" : "Elpida"); - return(ismicron); -} - -phys_size_t initdram(int board_type) -{ - u32 msize = 0; - /* - * Elpida MDDRC and initialization settings are an alternative - * to the Default Micron ones for all but the earliest Rev 4 boards - */ - ddr512x_config_t elpida_mddrc_config = { - .ddr_sys_config = CONFIG_SYS_MDDRC_SYS_CFG_ELPIDA, - .ddr_time_config0 = CONFIG_SYS_MDDRC_TIME_CFG0, - .ddr_time_config1 = CONFIG_SYS_MDDRC_TIME_CFG1_ELPIDA, - .ddr_time_config2 = CONFIG_SYS_MDDRC_TIME_CFG2_ELPIDA, - }; - - u32 elpida_init_sequence[] = { - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_PCHG_ALL, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_RFSH, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_RFSH, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_EM2, - CONFIG_SYS_DDRCMD_EM3, - CONFIG_SYS_DDRCMD_EN_DLL, - CONFIG_SYS_ELPIDA_RES_DLL, - CONFIG_SYS_DDRCMD_PCHG_ALL, - CONFIG_SYS_DDRCMD_RFSH, - CONFIG_SYS_DDRCMD_RFSH, - CONFIG_SYS_DDRCMD_RFSH, - CONFIG_SYS_ELPIDA_INIT_DEV_OP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_OCD_DEFAULT, - CONFIG_SYS_ELPIDA_OCD_EXIT, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP, - CONFIG_SYS_DDRCMD_NOP - }; - - if (is_micron()) { - msize = fixed_sdram(NULL, NULL, 0); - } else { - msize = fixed_sdram(&elpida_mddrc_config, - elpida_init_sequence, - sizeof(elpida_init_sequence)/sizeof(u32)); - } - - return msize; -} - -int misc_init_r(void) -{ - u8 tmp_val; - - /* Using this for DIU init before the driver in linux takes over - * Enable the TFP410 Encoder (I2C address 0x38) - */ - - i2c_set_bus_num(2); - tmp_val = 0xBF; - i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val)); - /* Verify if enabled */ - tmp_val = 0; - i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val)); - debug("DVI Encoder Read: 0x%02x\n", tmp_val); - - tmp_val = 0x10; - i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val)); - /* Verify if enabled */ - tmp_val = 0; - i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val)); - debug("DVI Encoder Read: 0x%02x\n", tmp_val); - - return 0; -} - -static iopin_t ioregs_init[] = { - /* FUNC1=FEC_RX_DV Sets Next 3 to FEC pads */ - { - offsetof(struct ioctrl512x, io_control_spdif_txclk), 3, 0, - IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) - }, - /* Set highest Slew on 9 PATA pins */ - { - offsetof(struct ioctrl512x, io_control_pata_ce1), 9, 1, - IO_PIN_FMUX(0) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) - }, - /* FUNC1=FEC_COL Sets Next 15 to FEC pads */ - { - offsetof(struct ioctrl512x, io_control_psc0_0), 15, 0, - IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) - }, - /* FUNC1=SPDIF_TXCLK */ - { - offsetof(struct ioctrl512x, io_control_lpc_cs1), 1, 0, - IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3) - }, - /* FUNC2=SPDIF_TX and sets Next pin to SPDIF_RX */ - { - offsetof(struct ioctrl512x, io_control_i2c1_scl), 2, 0, - IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3) - }, - /* FUNC2=DIU CLK */ - { - offsetof(struct ioctrl512x, io_control_psc6_0), 1, 0, - IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3) - }, - /* FUNC2=DIU_HSYNC */ - { - offsetof(struct ioctrl512x, io_control_psc6_1), 1, 0, - IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) - }, - /* FUNC2=DIUVSYNC Sets Next 26 to DIU Pads */ - { - offsetof(struct ioctrl512x, io_control_psc6_4), 26, 0, - IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | - IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) - } -}; - -static iopin_t rev2_silicon_pci_ioregs_init[] = { - /* FUNC0=PCI Sets next 54 to PCI pads */ - { - offsetof(struct ioctrl512x, io_control_pci_ad31), 54, 0, - IO_PIN_FMUX(0) | IO_PIN_HOLD(0) | IO_PIN_DS(0) - } -}; - -int checkboard (void) -{ - ushort brd_rev = *(vu_short *) (CONFIG_SYS_CPLD_BASE + 0x00); - uchar cpld_rev = *(vu_char *) (CONFIG_SYS_CPLD_BASE + 0x02); - volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR; - u32 spridr = in_be32(&im->sysconf.spridr); - - printf ("Board: MPC5121ADS rev. 0x%04x (CPLD rev. 0x%02x)\n", - brd_rev, cpld_rev); - - /* initialize function mux & slew rate IO inter alia on IO Pins */ - iopin_initialize(ioregs_init, ARRAY_SIZE(ioregs_init)); - - if (SVR_MJREV (spridr) >= 2) - iopin_initialize(rev2_silicon_pci_ioregs_init, 1); - - return 0; -} - -#ifdef CONFIG_OF_BOARD_SETUP -int ft_board_setup(void *blob, bd_t *bd) -{ - ft_cpu_setup(blob, bd); - - return 0; -} -#endif /* CONFIG_OF_BOARD_SETUP */ |