diff options
Diffstat (limited to 'board/ads5125/ads5125.c')
-rw-r--r-- | board/ads5125/ads5125.c | 515 |
1 files changed, 515 insertions, 0 deletions
diff --git a/board/ads5125/ads5125.c b/board/ads5125/ads5125.c new file mode 100644 index 00000000000..2bc5a46e5f6 --- /dev/null +++ b/board/ads5125/ads5125.c @@ -0,0 +1,515 @@ +/* + * (C) Copyright 2008 DENX Software Engineering + * + * 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 + * + */ +#undef DEBUG +#include <common.h> +#include <mpc512x.h> +#include <asm/bitops.h> +#include <asm/io.h> +#include <command.h> +#include <asm/processor.h> +#include <fdt_support.h> +#ifdef CONFIG_MISC_INIT_R +#include <i2c.h> +#endif + +/* PSC Clocks in use */ +#ifdef CONFIG_PSC_CONSOLE2 +#define CLOCK_SCCR1_PSC_EN_BITS ( \ + CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) | \ + CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE2) \ + ) +#else +#define CLOCK_SCCR1_PSC_EN_BITS CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) +#endif + +/* Clocks in use */ +#define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN | \ + CLOCK_SCCR1_LPC_EN | \ + CLOCK_SCCR1_NFC_EN | \ + CLOCK_SCCR1_PSC_EN_BITS | \ + CLOCK_SCCR1_PSCFIFO_EN | \ + CLOCK_SCCR1_DDR_EN | \ + CLOCK_SCCR1_FEC1_EN | \ + CLOCK_SCCR1_TPR_EN) +#define SCCR1_CFG1_CLOCKS_EN (CLOCK_SCCR1_FEC2_EN) + + +#define SCCR2_CLOCKS_EN (CLOCK_SCCR2_MEM_EN | \ + CLOCK_SCCR2_I2C_EN | \ + CLOCK_SCCR2_DIU_EN | \ + CLOCK_SCCR2_SDHC1_EN) + +#define SCCR2_CFG0_CLOCKS_EN (CLOCK_SCCR2_USB1_EN | \ + CLOCK_SCCR2_DIU_EN) + +#define SCCR2_CFG1_CLOCKS_EN (CLOCK_SCCR2_USB1_EN | \ + CLOCK_SCCR2_USB2_EN) + +#define CSAW_START(start) ((start) & 0xFFFF0000) +#define CSAW_STOP(start, size) (((start) + (size) - 1) >> 16) + +long int fixed_sdram(void); + +static iopin_t ioregs_common_init[] = { + + /* FUNC3=LPC_CS2 Sets Next 3 to LPC pads - done in start.S since + it's CPLD and catch22 here...must read what CFG switch is set + { + IO_CTRL_LPC_AX03, 3, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + } */ + /* FUNC1=PSC9_3 Sets Next 2 to PSC9 pads x4f & x50*/ + { + IO_CTRL_I2C1_SCL, 2, 0, + IO_PIN_FMUX(1) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC3=GPIO14 Sets 1 pad */ + { + IO_CTRL_PSC_MCLK_IN, 1, 0, + IO_PIN_FMUX(3) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC3=IRQ0 Sets 1 pad */ + { + IO_CTRL_PSC1_1, 1, 0, + IO_PIN_FMUX(3) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC2=CKSTP_OUT Sets 1 pad */ + { + IO_CTRL_PSC1_4, 1, 0, + IO_PIN_FMUX(3) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC3=I2C1_SCL Sets Next 2 to I2C1 pads */ + { + IO_CTRL_J1850_TX, 2, 0, + IO_PIN_FMUX(3) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* ORs all pads to highest slew rate*/ + { + IO_CTRL_LPC_CLK, IO_CTRL_PSC1_4 - IO_CTRL_LPC_CLK +1, 1, + IO_PIN_FMUX(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + } +}; +static iopin_t ioregs_cfg0_init[] = { + /* FUNC2=DIU_LD00 Sets Next 2 to DIU pads */ + { + IO_CTRL_DIU_LD00, 2, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC2=DIU_LD08 Sets Next 2 to DIU pads */ + { + IO_CTRL_DIU_LD08, 2, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC2=DIU_LD16 Sets Next 2 to DIU pads */ + { + IO_CTRL_DIU_LD16, 2, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC2=FEC2_RXD_1 Sets Next 12 to FEC2 pads */ + { + IO_CTRL_USB1_DATA0, 12, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + } +}; + +static iopin_t ioregs_cfg1_init[] = { + /* FUNC2=USB1_DATA0 Sets Next 4 to USB1 pads */ + { + IO_CTRL_DIU_CLK, 4, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC3=GPIO32 Sets 1 (2 ??) pad */ + { + IO_CTRL_DIU_LD00, 2, 0, + IO_PIN_FMUX(3) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC2=USB1_DATA4 Sets Next 6 to USB1 pads */ + { + IO_CTRL_DIU_LD02, 6, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC3=GPIO37 Sets 2 to GPIO pads */ + { + IO_CTRL_DIU_LD08, 2, 0, + IO_PIN_FMUX(3) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC2=USB1_NEXT Sets Next 6 to USB1 and USB2 pads */ + { + IO_CTRL_DIU_LD10, 6, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC1=I2C3_SCL Sets Next 2 to I2C3 pads */ + { + IO_CTRL_DIU_LD16, 8, 0, + IO_PIN_FMUX(1) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC2=USB2_DATA4 Sets Next 8 to USB2 pads */ + { + IO_CTRL_DIU_LD18, 8, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC2=FEC2_RXD_1 Sets Next 12 to FEC2 pads */ + { + IO_CTRL_USB1_DATA0, 12, 0, + IO_PIN_FMUX(2) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + } + /* FUNC3=GPIO10 Sets 1 pad -- COL unused in RMII?? + { + IO_CTRL_USB1_DIR, 1, 0, + IO_PIN_FMUX(3) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3) + } */ +}; +int board_early_init_f (void) +{ + immap_t *im = (immap_t *) CONFIG_SYS_IMMR; + u32 lpcaw; + + + /* + * Initialize Local Window for the CPLD registers access (CS2 selects + * the CPLD chip) + */ +/* + out_be32(&im->sysconf.lpcs2aw, CSAW_START(CONFIG_SYS_CPLD_BASE) | + CSAW_STOP(CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_SIZE)); + out_be32(&im->lpc.cs_cfg[2], CONFIG_SYS_CS2_CFG); +*/ + + /* + * According to MPC5121e RM, configuring local access windows should + * be followed by a dummy read of the config register that was + * modified last and an isync + */ + lpcaw = in_be32(&im->sysconf.lpcs2aw); + __asm__ __volatile__ ("isync"); + + /* + * 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. + */ +#if (BOARD_TYPE==BOARD_TYPE_ADS5125) + 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 + /* + * Configure Flash Speed + */ +#if (BOARD_TYPE==BOARD_TYPE_ADS5125) + out_be32(&im->lpc.cs_cfg[0], CONFIG_SYS_CS0_CFG); + out_be32((u32 *)(CONFIG_SYS_IMMR + LPC_OFFSET + CS_ALE_TIMING_CONFIG),CONFIG_SYS_CS_ALETIMING); +#endif + /* + * Enable clocks + */ +#if (BOARD_TYPE==BOARD_TYPE_ADS5125) + if (IS_CFG1_SWITCH) { + out_be32(&im->clk.sccr[0], SCCR1_CLOCKS_EN | SCCR1_CFG1_CLOCKS_EN); + out_be32(&im->clk.sccr[1], SCCR2_CLOCKS_EN | SCCR2_CFG1_CLOCKS_EN); + } else { + out_be32(&im->clk.sccr[0], SCCR1_CLOCKS_EN); + out_be32(&im->clk.sccr[1], SCCR2_CLOCKS_EN | SCCR2_CFG0_CLOCKS_EN); + } +#else + out_be32(&im->clk.sccr[0], SCCR1_CLOCKS_EN | SCCR1_CFG1_CLOCKS_EN); + out_be32(&im->clk.sccr[1], SCCR2_CLOCKS_EN | SCCR2_CFG1_CLOCKS_EN); +#endif + /* initialize function mux & slew rate IO inter alia on IO Pins */ + /* there are two peripheral options controlled by switch 8 */ +#if (BOARD_TYPE==BOARD_TYPE_ADS5125) + if (IS_CFG1_SWITCH) + iopin_initialize(ioregs_cfg1_init, + sizeof(ioregs_cfg1_init) / sizeof(ioregs_cfg1_init[0])); + else +#endif + iopin_initialize(ioregs_cfg0_init, + sizeof(ioregs_cfg0_init) / sizeof(ioregs_cfg0_init[0])); + + iopin_initialize(ioregs_common_init, + sizeof(ioregs_common_init) / sizeof(ioregs_common_init[0])); + + /* enable default pins */ + out_8(&im->io_ctrl.regs[IO_CTRL_GBOBE], IOCTRL_GBOBE_ON); + /*enable nfc_ce2 Cloudy*/ + out_8(&im->io_ctrl.regs[IO_CTRL_LPC_ACK_B], 0x3b); + return 0; +} + +phys_size_t initdram (int board_type) +{ + u32 msize = 0; + + msize = fixed_sdram (); + + return msize; +} + +/* + * fixed sdram init -- the board doesn't use memory modules that have serial presence + * detect or similar mechanism for discovery of the DRAM settings + */ +long int fixed_sdram (void) +{ + immap_t *im = (immap_t *) CONFIG_SYS_IMMR; + u32 msize = CONFIG_SYS_DDR_SIZE * 1024 * 1024; +#if ( BOARD_TYPE!=BOARD_TYPE_5125_MPU) + u32 msize_log2 = __ilog2 (msize); + u32 i; + + /* Initialize IO Control */ + out_8(&im->io_ctrl.regs[IO_CTRL_MEM], IOCTRL_MUX_DDR); + + /* Initialize DDR Local Window */ + out_be32(&im->sysconf.ddrlaw.bar, CONFIG_SYS_DDR_BASE & 0xFFFFF000); + out_be32(&im->sysconf.ddrlaw.ar, msize_log2 - 1); + + /* + * According to MPC5121e RM, configuring local access windows should + * be followed by a dummy read of the config register that was + * modified last and an isync + */ + i = im->sysconf.ddrlaw.ar; + __asm__ __volatile__ ("isync"); + + /* Enable DDR */ + out_be32(&im->mddrc.ddr_sys_config, MDDRC_SYS_CFG_EN); + + /* Initialize DDR Priority Manager */ + out_be32(&im->mddrc.prioman_config1, MDDRCGRP_PM_CFG1); + out_be32(&im->mddrc.prioman_config2, MDDRCGRP_PM_CFG2); + out_be32(&im->mddrc.hiprio_config, MDDRCGRP_HIPRIO_CFG); + out_be32(&im->mddrc.lut_table0_main_upper, MDDRCGRP_LUT0_MU); + out_be32(&im->mddrc.lut_table0_main_lower, MDDRCGRP_LUT0_ML); + out_be32(&im->mddrc.lut_table1_main_upper, MDDRCGRP_LUT1_MU); + out_be32(&im->mddrc.lut_table1_main_lower, MDDRCGRP_LUT1_ML); + out_be32(&im->mddrc.lut_table2_main_upper, MDDRCGRP_LUT2_MU); + out_be32(&im->mddrc.lut_table2_main_lower, MDDRCGRP_LUT2_ML); + out_be32(&im->mddrc.lut_table3_main_upper, MDDRCGRP_LUT3_MU); + out_be32(&im->mddrc.lut_table3_main_lower, MDDRCGRP_LUT3_ML); + out_be32(&im->mddrc.lut_table4_main_upper, MDDRCGRP_LUT4_MU); + out_be32(&im->mddrc.lut_table4_main_lower, MDDRCGRP_LUT4_ML); + out_be32(&im->mddrc.lut_table0_alternate_upper, MDDRCGRP_LUT0_AU); + out_be32(&im->mddrc.lut_table0_alternate_lower, MDDRCGRP_LUT0_AL); + out_be32(&im->mddrc.lut_table1_alternate_upper, MDDRCGRP_LUT1_AU); + out_be32(&im->mddrc.lut_table1_alternate_lower, MDDRCGRP_LUT1_AL); + out_be32(&im->mddrc.lut_table2_alternate_upper, MDDRCGRP_LUT2_AU); + out_be32(&im->mddrc.lut_table2_alternate_lower, MDDRCGRP_LUT2_AL); + out_be32(&im->mddrc.lut_table3_alternate_upper, MDDRCGRP_LUT3_AU); + out_be32(&im->mddrc.lut_table3_alternate_lower, MDDRCGRP_LUT3_AL); + out_be32(&im->mddrc.lut_table4_alternate_upper, MDDRCGRP_LUT4_AU); + out_be32(&im->mddrc.lut_table4_alternate_lower, MDDRCGRP_LUT4_AL); + + /* Initialize MDDRC */ + out_be32(&im->mddrc.ddr_time_config0, MDDRC_SYS_CFG); + out_be32(&im->mddrc.ddr_time_config0, MDDRC_TIME_CFG0); + out_be32(&im->mddrc.ddr_time_config1, MDDRC_TIME_CFG1); + out_be32(&im->mddrc.ddr_time_config2, MDDRC_TIME_CFG2); + /* Initialize DDR */ + for (i = 0; i < 10; i++) + out_be32(&im->mddrc.ddr_command,DDR_NOP); + udelay(1); + out_be32(&im->mddrc.ddr_command,DDR_PCHG_ALL); + out_be32(&im->mddrc.ddr_command,DDR_NOP); + out_be32(&im->mddrc.ddr_command,DDR_NOP); + out_be32(&im->mddrc.ddr_command,DDR_NOP); + out_be32(&im->mddrc.ddr_command,DDR_RFSH); + out_be32(&im->mddrc.ddr_command,DDR_RFSH); + out_be32(&im->mddrc.ddr_command,DDR_EM2); + out_be32(&im->mddrc.ddr_command,DDR_EM3); + out_be32(&im->mddrc.ddr_command,DDR_EN_DLL); + out_be32(&im->mddrc.ddr_command,DDR_RES_DLL); + out_be32(&im->mddrc.ddr_command,DDR_PCHG_ALL); + out_be32(&im->mddrc.ddr_command,DDR_RFSH); + out_be32(&im->mddrc.ddr_command,DDR_NOP); + out_be32(&im->mddrc.ddr_command,DDR_INIT_DEV_OP); + out_be32(&im->mddrc.ddr_command,DDR_PCHG_ALL); + for (i = 0; i < 5; i++) + out_be32(&im->mddrc.ddr_command,DDR_RFSH); + out_be32(&im->mddrc.ddr_command,DDR_OCD_DEFAULT); + out_be32(&im->mddrc.ddr_command,DDR_OCD_EXIT); + for (i = 0; i < 5; i++) + out_be32(&im->mddrc.ddr_command,DDR_NOP); + udelay(10); + /* Start MDDRC */ + out_be32(&im->mddrc.ddr_time_config0,MDDRC_TIME_CFG0_RUN); + out_be32(&im->mddrc.ddr_sys_config, MDDRC_SYS_CFG_RUN); +#endif + return msize; +} +#ifdef CONFIG_MISC_INIT_R +struct i2c_init_struct{ + u8 reg_addr; + u8 data; +}; +extern void OnHdmiCableConnected(void); +int misc_init_r(void) +{ + u8 tmp_val; + + extern int ads5121_diu_init(void); +#if(BOARD_TYPE!=BOARD_TYPE_5125_MPU) + if (IS_CFG1_SWITCH) /* no diu in CFG1 */ + return 0; + +#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C) + + if (IS_CFG1_SWITCH){ + /* turn on ??? */ + i2c_set_bus_num(2); + } else { + /* Using this for DIU init before the driver in linux takes over + * Enable the TFP410 Encoder (I2C address 0x38) + */ + + i2c_set_bus_num(1); + 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%02lx\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%02lx\n", tmp_val); + } +#endif +#ifdef CONFIG_FSL_DIU_FB +#if !(defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)) + ads5121_diu_init(); +#endif +#endif +#endif +#if(BOARD_TYPE == BOARD_TYPE_5125_MPU ) +#if (HDMI_CHIP_SELECT==HDMI_CHIP_SIL9034) + /*sil9034 enable */ + struct i2c_init_struct i2c_data[6]= + { + {0x08,0x36}, + {0x0c,0x03}, + {0x0f,0x04}, + {0x33,0x30}, + {0x34,0x00}, + {0x08,0x37}, + }; + for(tmp_val=0;tmp_val<sizeof(i2c_data)/sizeof(i2c_data[0]);tmp_val++) + { + if (i2c_write(0x39, i2c_data[tmp_val].reg_addr, 1, &(i2c_data[tmp_val].data), 1) != 0) + printf("Error writing the chip 0x39 offset %d.\n",i2c_data[tmp_val].data); + } +#elif (HDMI_CHIP_SELECT==HDMI_CHIP_SIL9022A) + /*sil9022a enable DVI signal*/ + struct i2c_init_struct i2c_data[]= + { + {0xc7,0x00}, + {0x1a,0x10}, + {0x1e,0x00}, + {0x1a,0x00}, + }; + for(tmp_val=0;tmp_val<sizeof(i2c_data)/sizeof(i2c_data[0]);tmp_val++) + { + if (i2c_write(0x39, i2c_data[tmp_val].reg_addr, 1, &(i2c_data[tmp_val].data), 1) != 0) + printf("HDMI,Error writing reg==0x%x.\n",i2c_data[tmp_val].reg_addr); + } +#endif +#endif + + return 0; +} +#endif /* CONFIG_MISC_INIT_R */ +int checkboard (void) +{ +#if(BOARD_TYPE==BOARD_TYPE_ADS5125) + ushort brd_rev = *(vu_short *) (CONFIG_SYS_CPLD_BASE + 0x00); + uchar cpld_rev = *(vu_char *) (CONFIG_SYS_CPLD_BASE + 0x02); + uchar cpld_rev_min = *(vu_char *) (CONFIG_SYS_CPLD_BASE + 0x03); + + if (cpld_rev_min != '\0') + printf ("Board: ADS5125 rev. 0x%04x (CPLD rev. 0x%02x.%02x-BETA)\n", + brd_rev, cpld_rev,cpld_rev_min); + else + printf ("Board: ADS5125 rev. 0x%04x (CPLD rev. 0x%02x)\n", + brd_rev, cpld_rev); + if (IS_CFG1_SWITCH) /* CAN1+2, SDHC1, USB1+2, FEC1+2, I2C1+2*/ + printf("Peripheral Option Set 1\n"); + else /* CAN1+2, SDHC1, DIU, USB1, FEC1, I2C1+3*/ + printf("Peripheral Option Set 0\n"); +#else + printf("board: mpc5125_mpu\n"); +#endif + return 0; +} + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); + fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ + + +#if defined(CONFIG_NAND_FSL_NFC) +void ads5125_fsl_nfc_board_cs(int chip) +{ +#if(BOARD_TYPE==BOARD_TYPE_ADS5125) + unsigned char *csreg = (unsigned char *)(CONFIG_SYS_CPLD_BASE + 0x09); + u8 v; + printf("ads5125_fsl_nfc_board_cs chip=%d\n",chip); + v = in_8(csreg); + v |= 0xf; + v &= ~(1<<chip); + + out_8(csreg, v); +#endif +} +#endif + |