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Diffstat (limited to 'board/pdm360ng/pdm360ng.c')
| -rw-r--r-- | board/pdm360ng/pdm360ng.c | 650 |
1 files changed, 650 insertions, 0 deletions
diff --git a/board/pdm360ng/pdm360ng.c b/board/pdm360ng/pdm360ng.c new file mode 100644 index 0000000..8fe5ac8 --- /dev/null +++ b/board/pdm360ng/pdm360ng.c @@ -0,0 +1,650 @@ +/* + * (C) Copyright 2009, 2010 Wolfgang Denk <wd@denx.de> + * + * (C) Copyright 2009-2010 + * Michael Weiß, ifm ecomatic gmbh, michael.weiss@ifm.com + * + * 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 + * + */ + +#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> +#include <flash.h> +#ifdef CONFIG_MISC_INIT_R +#include <i2c.h> +#endif +#include <serial.h> +#include <jffs2/load_kernel.h> +#include <mtd_node.h> + +DECLARE_GLOBAL_DATA_PTR; + +extern flash_info_t flash_info[]; +ulong flash_get_size (phys_addr_t base, int banknum); + +/* Clocks in use */ +#define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN | \ + CLOCK_SCCR1_LPC_EN | \ + CLOCK_SCCR1_NFC_EN | \ + CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) | \ + CLOCK_SCCR1_PSCFIFO_EN | \ + CLOCK_SCCR1_DDR_EN | \ + CLOCK_SCCR1_FEC_EN | \ + CLOCK_SCCR1_TPR_EN) + +#define SCCR2_CLOCKS_EN (CLOCK_SCCR2_MEM_EN | \ + CLOCK_SCCR2_SPDIF_EN | \ + CLOCK_SCCR2_DIU_EN | \ + CLOCK_SCCR2_I2C_EN) + +int board_early_init_f(void) +{ + volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + + /* + * Initialize Local Window for FLASH-Bank1 access (CS1) + */ + out_be32(&im->sysconf.lpcs1aw, + CSAW_START(CONFIG_SYS_FLASH1_BASE) | + CSAW_STOP(CONFIG_SYS_FLASH1_BASE, CONFIG_SYS_FLASH_SIZE) + ); + out_be32(&im->lpc.cs_cfg[1], CONFIG_SYS_CS1_CFG); + + /* + * Local Window for MRAM access (CS2) + */ + out_be32(&im->sysconf.lpcs2aw, + CSAW_START(CONFIG_SYS_MRAM_BASE) | + CSAW_STOP(CONFIG_SYS_MRAM_BASE, CONFIG_SYS_MRAM_SIZE) + ); + out_be32(&im->lpc.cs_cfg[2], CONFIG_SYS_CS2_CFG); + + sync_law(&im->sysconf.lpcs2aw); + + /* + * Configure Flash Speed + */ + out_be32(&im->lpc.cs_cfg[0], CONFIG_SYS_CS0_CFG); + out_be32(&im->lpc.altr, CONFIG_SYS_CS_ALETIMING); + + /* + * Enable clocks + */ + out_be32(&im->clk.sccr[0], SCCR1_CLOCKS_EN); + out_be32(&im->clk.sccr[1], SCCR2_CLOCKS_EN); +#if defined(CONFIG_IIM) || defined(CONFIG_CMD_FUSE) + setbits_be32(&im->clk.sccr[1], CLOCK_SCCR2_IIM_EN); +#endif + + return 0; +} + +sdram_conf_t mddrc_config[] = { + { + (512 << 20), /* 512 MB RAM configuration */ + { + CONFIG_SYS_MDDRC_SYS_CFG, + CONFIG_SYS_MDDRC_TIME_CFG0, + CONFIG_SYS_MDDRC_TIME_CFG1, + CONFIG_SYS_MDDRC_TIME_CFG2 + } + }, + { + (128 << 20), /* 128 MB RAM configuration */ + { + CONFIG_SYS_MDDRC_SYS_CFG_ALT1, + CONFIG_SYS_MDDRC_TIME_CFG0_ALT1, + CONFIG_SYS_MDDRC_TIME_CFG1_ALT1, + CONFIG_SYS_MDDRC_TIME_CFG2_ALT1 + } + }, +}; + +phys_size_t initdram (int board_type) +{ + int i; + u32 msize = 0; + u32 pdm360ng_init_seq[] = { + 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_MICRON_INIT_DEV_OP, + CONFIG_SYS_DDRCMD_NOP, + CONFIG_SYS_DDRCMD_EM2, + CONFIG_SYS_DDRCMD_NOP, + CONFIG_SYS_DDRCMD_PCHG_ALL, + CONFIG_SYS_DDRCMD_EM2, + CONFIG_SYS_DDRCMD_EM3, + CONFIG_SYS_DDRCMD_EN_DLL, + CONFIG_SYS_DDRCMD_RES_DLL, + CONFIG_SYS_DDRCMD_PCHG_ALL, + CONFIG_SYS_DDRCMD_RFSH, + CONFIG_SYS_DDRCMD_RFSH, + CONFIG_SYS_MICRON_INIT_DEV_OP, + CONFIG_SYS_DDRCMD_OCD_DEFAULT, + CONFIG_SYS_DDRCMD_OCD_EXIT, + CONFIG_SYS_DDRCMD_PCHG_ALL, + CONFIG_SYS_DDRCMD_NOP + }; + + for (i = 0; i < ARRAY_SIZE(mddrc_config); i++) { + msize = fixed_sdram(&mddrc_config[i].cfg, pdm360ng_init_seq, + ARRAY_SIZE(pdm360ng_init_seq)); + if (msize == mddrc_config[i].size) + break; + } + + return msize; +} + +#if defined(CONFIG_SERIAL_MULTI) +static int set_lcd_brightness(char *); +#endif + +int misc_init_r(void) +{ + volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + + /* + * Re-configure flash setup using auto-detected info + */ + if (flash_info[1].size > 0) { + out_be32(&im->sysconf.lpcs1aw, + CSAW_START(gd->bd->bi_flashstart + flash_info[1].size) | + CSAW_STOP(gd->bd->bi_flashstart + flash_info[1].size, + flash_info[1].size)); + sync_law(&im->sysconf.lpcs1aw); + /* + * Re-check to get correct base address + */ + flash_get_size (gd->bd->bi_flashstart + flash_info[1].size, 1); + } else { + /* Disable Bank 1 */ + out_be32(&im->sysconf.lpcs1aw, 0x01000100); + sync_law(&im->sysconf.lpcs1aw); + } + + out_be32(&im->sysconf.lpcs0aw, + CSAW_START(gd->bd->bi_flashstart) | + CSAW_STOP(gd->bd->bi_flashstart, flash_info[0].size)); + sync_law(&im->sysconf.lpcs0aw); + + /* + * Re-check to get correct base address + */ + flash_get_size (gd->bd->bi_flashstart, 0); + + /* + * Re-do flash protection upon new addresses + */ + flash_protect (FLAG_PROTECT_CLEAR, + gd->bd->bi_flashstart, 0xffffffff, + &flash_info[0]); + + /* Monitor protection ON by default */ + flash_protect (FLAG_PROTECT_SET, + CONFIG_SYS_MONITOR_BASE, + CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN - 1, + &flash_info[0]); + + /* Environment protection ON by default */ + flash_protect (FLAG_PROTECT_SET, + CONFIG_ENV_ADDR, + CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1, + &flash_info[0]); + +#ifdef CONFIG_ENV_ADDR_REDUND + /* Redundant environment protection ON by default */ + flash_protect (FLAG_PROTECT_SET, + CONFIG_ENV_ADDR_REDUND, + CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1, + &flash_info[0]); +#endif + +#ifdef CONFIG_FSL_DIU_FB +# if !(defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)) + mpc5121_diu_init(); +#endif +#if defined(CONFIG_SERIAL_MULTI) + set_lcd_brightness(0); +#endif + /* Switch LCD-Backlight and LVDS-Interface on */ + setbits_be32(&im->gpio.gpdir, 0x01040000); + clrsetbits_be32(&im->gpio.gpdat, 0x01000000, 0x00040000); +#endif + +#if defined(CONFIG_HARD_I2C) + if (!getenv("ethaddr")) { + uchar buf[6]; + uchar ifm_oui[3] = { 0, 2, 1, }; + int ret; + + /* I2C-0 for on-board eeprom */ + i2c_set_bus_num(CONFIG_SYS_I2C_EEPROM_BUS_NUM); + + /* Read ethaddr from EEPROM */ + ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, + CONFIG_SYS_I2C_EEPROM_MAC_OFFSET, 1, buf, 6); + if (ret != 0) { + printf("Error: Unable to read MAC from I2C" + " EEPROM at address %02X:%02X\n", + CONFIG_SYS_I2C_EEPROM_ADDR, + CONFIG_SYS_I2C_EEPROM_MAC_OFFSET); + return 1; + } + + /* Owned by IFM ? */ + if (memcmp(buf, ifm_oui, sizeof(ifm_oui))) { + printf("Illegal MAC address in EEPROM: %pM\n", buf); + return 1; + } + + eth_setenv_enetaddr("ethaddr", buf); + } +#endif /* defined(CONFIG_HARD_I2C) */ + + return 0; +} + +static iopin_t ioregs_init[] = { + /* FUNC1=LPC_CS4 */ + { + offsetof(struct ioctrl512x, io_control_pata_ce1), 1, 0, + IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(1) | + IO_PIN_PUE(1) | IO_PIN_ST(0) | IO_PIN_DS(3) + }, + /* FUNC3=GPIO10 */ + { + offsetof(struct ioctrl512x, io_control_pata_ce2), 1, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC1=CAN3_TX */ + { + offsetof(struct ioctrl512x, io_control_pata_isolate), 1, 0, + IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC3=GPIO14 */ + { + offsetof(struct ioctrl512x, io_control_pata_iochrdy), 1, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC2=DIU_LD22 Sets Next 2 to DIU_LD pads */ + /* DIU_LD22-DIU_LD23 */ + { + offsetof(struct ioctrl512x, io_control_pci_ad31), 2, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(1) + }, + /* FUNC2=USB1_DATA7 Sets Next 12 to USB1 pads */ + /* USB1_DATA7-USB1_DATA0, USB1_STOP, USB1_NEXT, USB1_CLK, USB1_DIR */ + { + offsetof(struct ioctrl512x, io_control_pci_ad29), 12, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(1) + }, + /* FUNC1=VIU_DATA0 Sets Next 3 to VIU_DATA pads */ + /* VIU_DATA0-VIU_DATA2 */ + { + offsetof(struct ioctrl512x, io_control_pci_ad17), 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(1) + }, + /* FUNC2=FEC_TXD_0 */ + { + offsetof(struct ioctrl512x, io_control_pci_ad14), 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(1) + }, + /* FUNC1=VIU_DATA3 Sets Next 2 to VIU_DATA pads */ + /* VIU_DATA3, VIU_DATA4 */ + { + offsetof(struct ioctrl512x, io_control_pci_ad13), 2, 0, + IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(1) + }, + /* FUNC2=FEC_RXD_1 Sets Next 12 to FEC pads */ + /* FEC_RXD_1, FEC_RXD_0, FEC_RX_CLK, FEC_TX_CLK, FEC_RX_ER, FEC_RX_DV */ + /* FEC_TX_EN, FEC_TX_ER, FEC_CRS, FEC_MDC, FEC_MDIO, FEC_COL */ + { + offsetof(struct ioctrl512x, io_control_pci_ad11), 12, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(1) + }, + /* FUNC2=DIU_LD03 Sets Next 25 to DIU pads */ + /* DIU_LD00-DIU_LD21 */ + { + offsetof(struct ioctrl512x, io_control_pci_cbe0), 22, 0, + IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(1) + }, + /* FUNC2=DIU_CLK Sets Next 3 to DIU pads */ + /* DIU_CLK, DIU_VSYNC, DIU_HSYNC */ + { + offsetof(struct ioctrl512x, io_control_spdif_txclk), 3, 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=CAN3_RX */ + { + offsetof(struct ioctrl512x, io_control_irq1), 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(0) + }, + /* Sets lowest slew on 2 CAN_TX Pins*/ + { + offsetof(struct ioctrl512x, io_control_can1_tx), 2, 0, + IO_PIN_FMUX(0) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC3=CAN4_TX Sets Next 2 to CAN4 pads */ + /* CAN4_TX, CAN4_RX */ + { + offsetof(struct ioctrl512x, io_control_j1850_tx), 2, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC3=GPIO8 Sets Next 2 to GPIO pads */ + /* GPIO8, GPIO9 */ + { + offsetof(struct ioctrl512x, io_control_psc0_0), 2, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC1=FEC_TXD_1 Sets Next 3 to FEC pads */ + /* FEC_TXD_1, FEC_TXD_2, FEC_TXD_3 */ + { + offsetof(struct ioctrl512x, io_control_psc0_4), 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) + }, + /* FUNC1=FEC_RXD_3 Sets Next 2 to FEC pads */ + /* FEC_RXD_3, FEC_RXD_2 */ + { + offsetof(struct ioctrl512x, io_control_psc1_4), 2, 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) + }, + /* FUNC3=GPIO17 */ + { + offsetof(struct ioctrl512x, io_control_psc2_1), 1, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC3=GPIO2/GPT2 Sets Next 3 to GPIO pads */ + /* GPIO2, GPIO20, GPIO21 */ + { + offsetof(struct ioctrl512x, io_control_psc2_4), 3, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC2=VIU_PIX_CLK */ + { + offsetof(struct ioctrl512x, io_control_psc3_4), 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) + }, + /* FUNC3=GPIO24 Sets Next 2 to GPIO pads */ + /* GPIO24, GPIO25 */ + { + offsetof(struct ioctrl512x, io_control_psc4_0), 2, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC1=NFC_CE2 */ + { + offsetof(struct ioctrl512x, io_control_psc4_4), 1, 0, + IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(1) | + IO_PIN_PUE(1) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC2=VIU_DATA5 Sets Next 5 to VIU_DATA pads */ + /* VIU_DATA5-VIU_DATA9 */ + { + offsetof(struct ioctrl512x, io_control_psc5_0), 5, 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) + }, + /* FUNC1=LPC_TSIZ1 Sets Next 2 to LPC_TSIZ pads */ + /* LPC_TSIZ1-LPC_TSIZ2 */ + { + offsetof(struct ioctrl512x, io_control_psc6_0), 2, 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=LPC_TS */ + { + offsetof(struct ioctrl512x, io_control_psc6_4), 1, 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) + }, + /* FUNC3=GPIO16 */ + { + offsetof(struct ioctrl512x, io_control_psc7_0), 1, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC3=GPIO18 Sets Next 3 to GPIO pads */ + /* GPIO18-GPIO19, GPT7/GPIO7 */ + { + offsetof(struct ioctrl512x, io_control_psc7_2), 3, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC3=GPIO0/GPT0 */ + { + offsetof(struct ioctrl512x, io_control_psc8_4), 1, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC3=GPIO11 Sets Next 4 to GPIO pads */ + /* GPIO11, GPIO2, GPIO12, GPIO13 */ + { + offsetof(struct ioctrl512x, io_control_psc10_3), 4, 0, + IO_PIN_FMUX(3) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) | + IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(0) + }, + /* FUNC2=DIU_DE */ + { + offsetof(struct ioctrl512x, io_control_psc11_4), 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) + } +}; + +int checkboard (void) +{ + volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR; + + puts("Board: PDM360NG\n"); + + /* initialize function mux & slew rate IO inter alia on IO Pins */ + + iopin_initialize(ioregs_init, ARRAY_SIZE(ioregs_init)); + + /* initialize IO_CONTROL_GP (GPIO/GPT-mux-register) */ + setbits_be32(&im->io_ctrl.io_control_gp, + (1 << 0) | /* GP_MUX7->GPIO7 */ + (1 << 5)); /* GP_MUX2->GPIO2 */ + + /* configure GPIO24 (VIU_CE), output/high */ + setbits_be32(&im->gpio.gpdir, 0x80); + setbits_be32(&im->gpio.gpdat, 0x80); + + return 0; +} + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +#ifdef CONFIG_FDT_FIXUP_PARTITIONS +struct node_info nodes[] = { + { "fsl,mpc5121-nfc", MTD_DEV_TYPE_NAND, }, + { "cfi-flash", MTD_DEV_TYPE_NOR, }, +}; +#endif + +void ft_board_setup(void *blob, bd_t *bd) +{ + u32 val[8]; + int rc, i = 0; + + ft_cpu_setup(blob, bd); + fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize); +#ifdef CONFIG_FDT_FIXUP_PARTITIONS + fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes)); +#endif + + /* Fixup NOR FLASH mapping */ + val[i++] = 0; /* chip select number */ + val[i++] = 0; /* always 0 */ + val[i++] = gd->bd->bi_flashstart; + val[i++] = gd->bd->bi_flashsize; + + /* Fixup MRAM mapping */ + val[i++] = 2; /* chip select number */ + val[i++] = 0; /* always 0 */ + val[i++] = CONFIG_SYS_MRAM_BASE; + val[i++] = CONFIG_SYS_MRAM_SIZE; + + rc = fdt_find_and_setprop(blob, "/localbus", "ranges", + val, i * sizeof(u32), 1); + if (rc) + printf("Unable to update localbus ranges, err=%s\n", + fdt_strerror(rc)); + + /* Fixup reg property in NOR Flash node */ + i = 0; + val[i++] = 0; /* always 0 */ + val[i++] = 0; /* start at offset 0 */ + val[i++] = flash_info[0].size; /* size of Bank 0 */ + + /* Second Bank available? */ + if (flash_info[1].size > 0) { + val[i++] = 0; /* always 0 */ + val[i++] = flash_info[0].size; /* offset of Bank 1 */ + val[i++] = flash_info[1].size; /* size of Bank 1 */ + } + + rc = fdt_find_and_setprop(blob, "/localbus/flash", "reg", + val, i * sizeof(u32), 1); + if (rc) + printf("Unable to update flash reg property, err=%s\n", + fdt_strerror(rc)); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ + +#if defined(CONFIG_SERIAL_MULTI) +/* + * If argument is NULL, set the LCD brightness to the + * value from "brightness" environment variable. Set + * the LCD brightness to the value specified by the + * argument otherwise. Default brightness is zero. + */ +#define MAX_BRIGHTNESS 99 +static int set_lcd_brightness(char *brightness) +{ + struct stdio_dev *cop_port; + char *env; + char cmd_buf[20]; + int val = 0; + int cs = 0; + int len, i; + + if (brightness) { + val = simple_strtol(brightness, NULL, 10); + } else { + env = getenv("brightness"); + if (env) + val = simple_strtol(env, NULL, 10); + } + + if (val < 0) + val = 0; + + if (val > MAX_BRIGHTNESS) + val = MAX_BRIGHTNESS; + + sprintf(cmd_buf, "$SB;%04d;", val); + + len = strlen(cmd_buf); + for (i = 1; i <= len; i++) + cs += cmd_buf[i]; + + cs = (~cs + 1) & 0xff; + sprintf(cmd_buf + len, "%02X\n", cs); + + /* IO Coprocessor communication */ + cop_port = open_port(4, CONFIG_SYS_PDM360NG_COPROC_BAUDRATE); + if (!cop_port) { + printf("Error: Can't open IO Coprocessor port.\n"); + return -1; + } + + debug("%s: cmd: %s", __func__, cmd_buf); + write_port(cop_port, cmd_buf); + /* + * Wait for transmission and maybe response data + * before closing the port. + */ + udelay(CONFIG_SYS_PDM360NG_COPROC_READ_DELAY); + memset(cmd_buf, 0, sizeof(cmd_buf)); + len = read_port(cop_port, cmd_buf, sizeof(cmd_buf)); + if (len) + printf("Error: %s\n", cmd_buf); + + close_port(4); + + return 0; +} + +static int cmd_lcd_brightness(cmd_tbl_t *cmdtp, int flag, + int argc, char *argv[]) +{ + if (argc < 2) { + cmd_usage(cmdtp); + return 1; + } + + return set_lcd_brightness(argv[1]); +} + +U_BOOT_CMD(lcdbr, 2, 1, cmd_lcd_brightness, + "set LCD brightness", + "<brightness> - set LCD backlight level to <brightness>.\n" +); +#endif /* CONFIG_SERIAL_MULTI */ |