diff options
Diffstat (limited to 'roms/u-boot-sam460ex/drivers/misc')
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/Makefile | 53 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/ali512x.c | 418 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/ds4510.c | 426 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/fsl_law.c | 300 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/fsl_pmic.c | 200 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/gpio_led.c | 30 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/ns87308.c | 117 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/status_led.c | 127 | ||||
| -rw-r--r-- | roms/u-boot-sam460ex/drivers/misc/twl4030_led.c | 48 |
9 files changed, 1719 insertions, 0 deletions
diff --git a/roms/u-boot-sam460ex/drivers/misc/Makefile b/roms/u-boot-sam460ex/drivers/misc/Makefile new file mode 100644 index 000000000..4f15db95a --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/Makefile @@ -0,0 +1,53 @@ +# +# (C) Copyright 2000-2007 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# 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 $(TOPDIR)/config.mk + +LIB := $(obj)libmisc.a + +COBJS-$(CONFIG_ALI152X) += ali512x.o +COBJS-$(CONFIG_DS4510) += ds4510.o +COBJS-$(CONFIG_FSL_LAW) += fsl_law.o +COBJS-$(CONFIG_GPIO_LED) += gpio_led.o +COBJS-$(CONFIG_NS87308) += ns87308.o +COBJS-$(CONFIG_STATUS_LED) += status_led.o +COBJS-$(CONFIG_TWL4030_LED) += twl4030_led.o +COBJS-$(CONFIG_FSL_PMIC) += fsl_pmic.o + +COBJS := $(COBJS-y) +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +all: $(LIB) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/roms/u-boot-sam460ex/drivers/misc/ali512x.c b/roms/u-boot-sam460ex/drivers/misc/ali512x.c new file mode 100644 index 000000000..cda3b0d8b --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/ali512x.c @@ -0,0 +1,418 @@ +/* + * (C) Copyright 2002 + * Daniel Engström, Omicron Ceti AB <daniel@omicron.se>. + * + * 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 + */ + +/* + * Based on sc520cdp.c from rolo 1.6: + *---------------------------------------------------------------------- + * (C) Copyright 2000 + * Sysgo Real-Time Solutions GmbH + * Klein-Winternheim, Germany + *---------------------------------------------------------------------- + */ + +#include <config.h> + +#include <common.h> +#include <asm/io.h> +#include <ali512x.h> + + +/* ALI M5123 Logical device numbers: + * 0 FDC + * 1 unused? + * 2 unused? + * 3 lpt + * 4 UART1 + * 5 UART2 + * 6 RTC + * 7 mouse/kbd + * 8 CIO + */ + +/* + ************************************************************ + * Some access primitives for the ALi chip: * + ************************************************************ + */ + +static void ali_write(u8 index, u8 value) +{ + /* write an arbirary register */ + outb(index, ALI_INDEX); + outb(value, ALI_DATA); +} + +#if 0 +static int ali_read(u8 index) +{ + outb(index, ALI_INDEX); + return inb(ALI_DATA); +} +#endif + +#define ALI_OPEN() \ + outb(0x51, ALI_INDEX); \ + outb(0x23, ALI_INDEX) + + +#define ALI_CLOSE() \ + outb(0xbb, ALI_INDEX) + +/* Select a logical device */ +#define ALI_SELDEV(dev) \ + ali_write(0x07, dev) + + +void ali512x_init(void) +{ + ALI_OPEN(); + + ali_write(0x02, 0x01); /* soft reset */ + ali_write(0x03, 0x03); /* disable access to CIOs */ + ali_write(0x22, 0x00); /* disable direct powerdown */ + ali_write(0x23, 0x00); /* disable auto powerdown */ + ali_write(0x24, 0x00); /* IR 8 is active hi, pin26 is PDIR */ + + ALI_CLOSE(); +} + +void ali512x_set_fdc(int enabled, u16 io, u8 irq, u8 dma_channel) +{ + ALI_OPEN(); + ALI_SELDEV(0); + + ali_write(0x30, enabled?1:0); + if (enabled) { + ali_write(0x60, io >> 8); + ali_write(0x61, io & 0xff); + ali_write(0x70, irq); + ali_write(0x74, dma_channel); + + /* AT mode, no drive swap */ + ali_write(0xf0, 0x08); + ali_write(0xf1, 0x00); + ali_write(0xf2, 0xff); + ali_write(0xf4, 0x00); + } + ALI_CLOSE(); +} + + +void ali512x_set_pp(int enabled, u16 io, u8 irq, u8 dma_channel) +{ + ALI_OPEN(); + ALI_SELDEV(3); + + ali_write(0x30, enabled?1:0); + if (enabled) { + ali_write(0x60, io >> 8); + ali_write(0x61, io & 0xff); + ali_write(0x70, irq); + ali_write(0x74, dma_channel); + + /* mode: EPP 1.9, ECP FIFO threshold = 7, IRQ active low */ + ali_write(0xf0, 0xbc); + /* 12 MHz, Burst DMA in ECP */ + ali_write(0xf1, 0x05); + } + ALI_CLOSE(); + +} + +void ali512x_set_uart(int enabled, int index, u16 io, u8 irq) +{ + ALI_OPEN(); + ALI_SELDEV(index?5:4); + + ali_write(0x30, enabled?1:0); + if (enabled) { + ali_write(0x60, io >> 8); + ali_write(0x61, io & 0xff); + ali_write(0x70, irq); + + ali_write(0xf0, 0x00); + ali_write(0xf1, 0x00); + + /* huh? write 0xf2 twice - a typo in rolo + * or some secret ali errata? Who knows? + */ + if (index) { + ali_write(0xf2, 0x00); + } + ali_write(0xf2, 0x0c); + } + ALI_CLOSE(); + +} + +void ali512x_set_uart2_irda(int enabled) +{ + ALI_OPEN(); + ALI_SELDEV(5); + + ali_write(0xf1, enabled?0x48:0x00); /* fullduplex IrDa */ + ALI_CLOSE(); + +} + +void ali512x_set_rtc(int enabled, u16 io, u8 irq) +{ + ALI_OPEN(); + ALI_SELDEV(6); + + ali_write(0x30, enabled?1:0); + if (enabled) { + ali_write(0x60, io >> 8); + ali_write(0x61, io & 0xff); + ali_write(0x70, irq); + + ali_write(0xf0, 0x00); + } + ALI_CLOSE(); +} + +void ali512x_set_kbc(int enabled, u8 kbc_irq, u8 mouse_irq) +{ + ALI_OPEN(); + ALI_SELDEV(7); + + ali_write(0x30, enabled?1:0); + if (enabled) { + ali_write(0x70, kbc_irq); + ali_write(0x72, mouse_irq); + + ali_write(0xf0, 0x00); + } + ALI_CLOSE(); +} + + +/* Common I/O + * + * (This descripotsion is base on several incompete sources + * since I have not been able to obtain any datasheet for the device + * there may be some mis-understandings burried in here. + * -- Daniel daniel@omicron.se) + * + * There are 22 CIO pins numbered + * 10-17 + * 20-25 + * 30-37 + * + * 20-24 are dedicated CIO pins, the other 17 are muliplexed with + * other functions. + * + * Secondary + * CIO Pin Function Decription + * ======================================================= + * CIO10 IRQIN1 Interrupt input 1? + * CIO11 IRQIN2 Interrupt input 2? + * CIO12 IRRX IrDa Receive + * CIO13 IRTX IrDa Transmit + * CIO14 P21 KBC P21 fucntion + * CIO15 P20 KBC P21 fucntion + * CIO16 I2C_CLK I2C Clock + * CIO17 I2C_DAT I2C Data + * + * CIO20 - + * CIO21 - + * CIO22 - + * CIO23 - + * CIO24 - + * CIO25 LOCK Keylock + * + * CIO30 KBC_CLK Keybaord Clock + * CIO31 CS0J General Chip Select decoder CS0J + * CIO32 CS1J General Chip Select decoder CS1J + * CIO33 ALT_KCLK Alternative Keyboard Clock + * CIO34 ALT_KDAT Alternative Keyboard Data + * CIO35 ALT_MCLK Alternative Mouse Clock + * CIO36 ALT_MDAT Alternative Mouse Data + * CIO37 ALT_KBC Alternative KBC select + * + * The CIO use an indirect address scheme. + * + * Reigster 3 in the SIO is used to select the index and data + * port addresses where the CIO I/O registers show up. + * The function selection registers are accessible under + * function SIO 8. + * + * SIO reigster 3 (CIO Address Selection) bit definitions: + * bit 7 CIO index and data registers enabled + * bit 1-0 CIO indirect registers port address select + * 0 index = 0xE0 data = 0xE1 + * 1 index = 0xE2 data = 0xE3 + * 2 index = 0xE4 data = 0xE5 + * 3 index = 0xEA data = 0xEB + * + * There are three CIO I/O register accessed via CIO index port and CIO data port + * 0x01 CIO 10-17 data + * 0x02 CIO 20-25 data (bits 7-6 unused) + * 0x03 CIO 30-37 data + * + * + * The pin function is accessed through normal + * SIO registers, each register have the same format: + * + * Bit Function Value + * 0 Input/output 1=input + * 1 Polarity of signal 1=inverted + * 2 Unused ?? + * 3 Function (normal or special) 1=special + * 7-4 Unused + * + * SIO REG + * 0xe0 CIO 10 Config + * 0xe1 CIO 11 Config + * 0xe2 CIO 12 Config + * 0xe3 CIO 13 Config + * 0xe4 CIO 14 Config + * 0xe5 CIO 15 Config + * 0xe6 CIO 16 Config + * 0xe7 CIO 16 Config + * + * 0xe8 CIO 20 Config + * 0xe9 CIO 21 Config + * 0xea CIO 22 Config + * 0xeb CIO 23 Config + * 0xec CIO 24 Config + * 0xed CIO 25 Config + * + * 0xf5 CIO 30 Config + * 0xf6 CIO 31 Config + * 0xf7 CIO 32 Config + * 0xf8 CIO 33 Config + * 0xf9 CIO 34 Config + * 0xfa CIO 35 Config + * 0xfb CIO 36 Config + * 0xfc CIO 37 Config + * + */ + +#define ALI_CIO_PORT_SEL 0x83 +#define ALI_CIO_INDEX 0xea +#define ALI_CIO_DATA 0xeb + +void ali512x_set_cio(int enabled) +{ + int i; + + ALI_OPEN(); + + if (enabled) { + ali_write(0x3, ALI_CIO_PORT_SEL); /* Enable CIO data register */ + } else { + ali_write(0x3, ALI_CIO_PORT_SEL & ~0x80); + } + + ALI_SELDEV(8); + + ali_write(0x30, enabled?1:0); + + /* set all pins to input to start with */ + for (i=0xe0;i<0xee;i++) { + ali_write(i, 1); + } + + for (i=0xf5;i<0xfe;i++) { + ali_write(i, 1); + } + + ALI_CLOSE(); +} + + +void ali512x_cio_function(int pin, int special, int inv, int input) +{ + u8 data; + u8 addr; + + /* valid pins are 10-17, 20-25 and 30-37 */ + if (pin >= 10 && pin <= 17) { + addr = 0xe0+(pin&7); + } else if (pin >= 20 && pin <= 25) { + addr = 0xe8+(pin&7); + } else if (pin >= 30 && pin <= 37) { + addr = 0xf5+(pin&7); + } else { + return; + } + + ALI_OPEN(); + + ALI_SELDEV(8); + + + data=0xf4; + if (special) { + data |= 0x08; + } else { + if (inv) { + data |= 0x02; + } + if (input) { + data |= 0x01; + } + } + + ali_write(addr, data); + + ALI_CLOSE(); +} + +void ali512x_cio_out(int pin, int value) +{ + u8 reg; + u8 data; + u8 bit; + + reg = pin/10; + bit = 1 << (pin%10); + + + outb(reg, ALI_CIO_INDEX); /* select I/O register */ + data = inb(ALI_CIO_DATA); + if (value) { + data |= bit; + } else { + data &= ~bit; + } + outb(data, ALI_CIO_DATA); +} + +int ali512x_cio_in(int pin) +{ + u8 reg; + u8 data; + u8 bit; + + /* valid pins are 10-17, 20-25 and 30-37 */ + reg = pin/10; + bit = 1 << (pin%10); + + + outb(reg, ALI_CIO_INDEX); /* select I/O register */ + data = inb(ALI_CIO_DATA); + + return data & bit; +} diff --git a/roms/u-boot-sam460ex/drivers/misc/ds4510.c b/roms/u-boot-sam460ex/drivers/misc/ds4510.c new file mode 100644 index 000000000..f2510a38f --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/ds4510.c @@ -0,0 +1,426 @@ +/* + * Copyright 2008 Extreme Engineering Solutions, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * Version 2 as published by the Free Software Foundation. + * + * 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 + */ + +/* + * Driver for DS4510, a CPU supervisor with integrated EEPROM, SRAM, + * and 4 programmable non-volatile GPIO pins. + */ + +#include <common.h> +#include <i2c.h> +#include <command.h> +#include <ds4510.h> + +/* Default to an address that hopefully won't corrupt other i2c devices */ +#ifndef CONFIG_SYS_I2C_DS4510_ADDR +#define CONFIG_SYS_I2C_DS4510_ADDR (~0) +#endif + +enum { + DS4510_CMD_INFO, + DS4510_CMD_DEVICE, + DS4510_CMD_NV, + DS4510_CMD_RSTDELAY, + DS4510_CMD_OUTPUT, + DS4510_CMD_INPUT, + DS4510_CMD_PULLUP, + DS4510_CMD_EEPROM, + DS4510_CMD_SEEPROM, + DS4510_CMD_SRAM, +}; + +/* + * Write to DS4510, taking page boundaries into account + */ +int ds4510_mem_write(uint8_t chip, int offset, uint8_t *buf, int count) +{ + int wrlen; + int i = 0; + + do { + wrlen = DS4510_EEPROM_PAGE_SIZE - + DS4510_EEPROM_PAGE_OFFSET(offset); + if (count < wrlen) + wrlen = count; + if (i2c_write(chip, offset, 1, &buf[i], wrlen)) + return -1; + + /* + * This delay isn't needed for SRAM writes but shouldn't delay + * things too much, so do it unconditionally for simplicity + */ + udelay(DS4510_EEPROM_PAGE_WRITE_DELAY_MS * 1000); + count -= wrlen; + offset += wrlen; + i += wrlen; + } while (count > 0); + + return 0; +} + +/* + * General read from DS4510 + */ +int ds4510_mem_read(uint8_t chip, int offset, uint8_t *buf, int count) +{ + return i2c_read(chip, offset, 1, buf, count); +} + +/* + * Write SEE bit in config register. + * nv = 0 - Writes to SEEPROM registers behave like EEPROM + * nv = 1 - Writes to SEEPROM registers behave like SRAM + */ +int ds4510_see_write(uint8_t chip, uint8_t nv) +{ + uint8_t data; + + if (i2c_read(chip, DS4510_CFG, 1, &data, 1)) + return -1; + + if (nv) /* Treat SEEPROM bits as EEPROM */ + data &= ~DS4510_CFG_SEE; + else /* Treat SEEPROM bits as SRAM */ + data |= DS4510_CFG_SEE; + + return ds4510_mem_write(chip, DS4510_CFG, &data, 1); +} + +/* + * Write de-assertion of reset signal delay + */ +int ds4510_rstdelay_write(uint8_t chip, uint8_t delay) +{ + uint8_t data; + + if (i2c_read(chip, DS4510_RSTDELAY, 1, &data, 1)) + return -1; + + data &= ~DS4510_RSTDELAY_MASK; + data |= delay & DS4510_RSTDELAY_MASK; + + return ds4510_mem_write(chip, DS4510_RSTDELAY, &data, 1); +} + +/* + * Write pullup characteristics of IO pins + */ +int ds4510_pullup_write(uint8_t chip, uint8_t val) +{ + val &= DS4510_IO_MASK; + + return ds4510_mem_write(chip, DS4510_PULLUP, (uint8_t *)&val, 1); +} + +/* + * Read pullup characteristics of IO pins + */ +int ds4510_pullup_read(uint8_t chip) +{ + uint8_t val; + + if (i2c_read(chip, DS4510_PULLUP, 1, &val, 1)) + return -1; + + return val & DS4510_IO_MASK; +} + +/* + * Write drive level of IO pins + */ +int ds4510_gpio_write(uint8_t chip, uint8_t val) +{ + uint8_t data; + int i; + + for (i = 0; i < DS4510_NUM_IO; i++) { + if (i2c_read(chip, DS4510_IO0 - i, 1, &data, 1)) + return -1; + + if (val & (0x1 << i)) + data |= 0x1; + else + data &= ~0x1; + + if (ds4510_mem_write(chip, DS4510_IO0 - i, &data, 1)) + return -1; + } + + return 0; +} + +/* + * Read drive level of IO pins + */ +int ds4510_gpio_read(uint8_t chip) +{ + uint8_t data; + int val = 0; + int i; + + for (i = 0; i < DS4510_NUM_IO; i++) { + if (i2c_read(chip, DS4510_IO0 - i, 1, &data, 1)) + return -1; + + if (data & 1) + val |= (1 << i); + } + + return val; +} + +/* + * Read physical level of IO pins + */ +int ds4510_gpio_read_val(uint8_t chip) +{ + uint8_t val; + + if (i2c_read(chip, DS4510_IO_STATUS, 1, &val, 1)) + return -1; + + return val & DS4510_IO_MASK; +} + +#ifdef CONFIG_CMD_DS4510 +#ifdef CONFIG_CMD_DS4510_INFO +/* + * Display DS4510 information + */ +static int ds4510_info(uint8_t chip) +{ + int i; + int tmp; + uint8_t data; + + printf("DS4510 @ 0x%x:\n\n", chip); + + if (i2c_read(chip, DS4510_RSTDELAY, 1, &data, 1)) + return -1; + printf("rstdelay = 0x%x\n\n", data & DS4510_RSTDELAY_MASK); + + if (i2c_read(chip, DS4510_CFG, 1, &data, 1)) + return -1; + printf("config = 0x%x\n", data); + printf(" /ready = %d\n", data & DS4510_CFG_READY ? 1 : 0); + printf(" trip pt = %d\n", data & DS4510_CFG_TRIP_POINT ? 1 : 0); + printf(" rst sts = %d\n", data & DS4510_CFG_RESET ? 1 : 0); + printf(" /see = %d\n", data & DS4510_CFG_SEE ? 1 : 0); + printf(" swrst = %d\n\n", data & DS4510_CFG_SWRST ? 1 : 0); + + printf("gpio pins: 3210\n"); + printf("---------------\n"); + printf("pullup "); + + tmp = ds4510_pullup_read(chip); + if (tmp == -1) + return tmp; + for (i = DS4510_NUM_IO - 1; i >= 0; i--) + printf("%d", (tmp & (1 << i)) ? 1 : 0); + printf("\n"); + + printf("driven "); + tmp = ds4510_gpio_read(chip); + if (tmp == -1) + return -1; + for (i = DS4510_NUM_IO - 1; i >= 0; i--) + printf("%d", (tmp & (1 << i)) ? 1 : 0); + printf("\n"); + + printf("read "); + tmp = ds4510_gpio_read_val(chip); + if (tmp == -1) + return -1; + for (i = DS4510_NUM_IO - 1; i >= 0; i--) + printf("%d", (tmp & (1 << i)) ? 1 : 0); + printf("\n"); + + return 0; +} +#endif /* CONFIG_CMD_DS4510_INFO */ + +cmd_tbl_t cmd_ds4510[] = { + U_BOOT_CMD_MKENT(device, 3, 0, (void *)DS4510_CMD_DEVICE, "", ""), + U_BOOT_CMD_MKENT(nv, 3, 0, (void *)DS4510_CMD_NV, "", ""), + U_BOOT_CMD_MKENT(output, 4, 0, (void *)DS4510_CMD_OUTPUT, "", ""), + U_BOOT_CMD_MKENT(input, 3, 0, (void *)DS4510_CMD_INPUT, "", ""), + U_BOOT_CMD_MKENT(pullup, 4, 0, (void *)DS4510_CMD_PULLUP, "", ""), +#ifdef CONFIG_CMD_DS4510_INFO + U_BOOT_CMD_MKENT(info, 2, 0, (void *)DS4510_CMD_INFO, "", ""), +#endif +#ifdef CONFIG_CMD_DS4510_RST + U_BOOT_CMD_MKENT(rstdelay, 3, 0, (void *)DS4510_CMD_RSTDELAY, "", ""), +#endif +#ifdef CONFIG_CMD_DS4510_MEM + U_BOOT_CMD_MKENT(eeprom, 6, 0, (void *)DS4510_CMD_EEPROM, "", ""), + U_BOOT_CMD_MKENT(seeprom, 6, 0, (void *)DS4510_CMD_SEEPROM, "", ""), + U_BOOT_CMD_MKENT(sram, 6, 0, (void *)DS4510_CMD_SRAM, "", ""), +#endif +}; + +int do_ds4510(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + static uint8_t chip = CONFIG_SYS_I2C_DS4510_ADDR; + cmd_tbl_t *c; + ulong ul_arg2 = 0; + ulong ul_arg3 = 0; + int tmp; +#ifdef CONFIG_CMD_DS4510_MEM + ulong addr; + ulong off; + ulong cnt; + int end; + int (*rw_func)(uint8_t, int, uint8_t *, int); +#endif + + c = find_cmd_tbl(argv[1], cmd_ds4510, ARRAY_SIZE(cmd_ds4510)); + + /* All commands but "device" require 'maxargs' arguments */ + if (!c || !((argc == (c->maxargs)) || + (((int)c->cmd == DS4510_CMD_DEVICE) && + (argc == (c->maxargs - 1))))) { + cmd_usage(cmdtp); + return 1; + } + + /* arg2 used as chip addr and pin number */ + if (argc > 2) + ul_arg2 = simple_strtoul(argv[2], NULL, 16); + + /* arg3 used as output/pullup value */ + if (argc > 3) + ul_arg3 = simple_strtoul(argv[3], NULL, 16); + + switch ((int)c->cmd) { + case DS4510_CMD_DEVICE: + if (argc == 3) + chip = ul_arg2; + printf("Current device address: 0x%x\n", chip); + return 0; + case DS4510_CMD_NV: + return ds4510_see_write(chip, ul_arg2); + case DS4510_CMD_OUTPUT: + tmp = ds4510_gpio_read(chip); + if (tmp == -1) + return -1; + if (ul_arg3) + tmp |= (1 << ul_arg2); + else + tmp &= ~(1 << ul_arg2); + return ds4510_gpio_write(chip, tmp); + case DS4510_CMD_INPUT: + tmp = ds4510_gpio_read_val(chip); + if (tmp == -1) + return -1; + return (tmp & (1 << ul_arg2)) != 0; + case DS4510_CMD_PULLUP: + tmp = ds4510_pullup_read(chip); + if (tmp == -1) + return -1; + if (ul_arg3) + tmp |= (1 << ul_arg2); + else + tmp &= ~(1 << ul_arg2); + return ds4510_pullup_write(chip, tmp); +#ifdef CONFIG_CMD_DS4510_INFO + case DS4510_CMD_INFO: + return ds4510_info(chip); +#endif +#ifdef CONFIG_CMD_DS4510_RST + case DS4510_CMD_RSTDELAY: + return ds4510_rstdelay_write(chip, ul_arg2); +#endif +#ifdef CONFIG_CMD_DS4510_MEM + case DS4510_CMD_EEPROM: + end = DS4510_EEPROM + DS4510_EEPROM_SIZE; + off = DS4510_EEPROM; + break; + case DS4510_CMD_SEEPROM: + end = DS4510_SEEPROM + DS4510_SEEPROM_SIZE; + off = DS4510_SEEPROM; + break; + case DS4510_CMD_SRAM: + end = DS4510_SRAM + DS4510_SRAM_SIZE; + off = DS4510_SRAM; + break; +#endif + default: + /* We should never get here... */ + return 1; + } + +#ifdef CONFIG_CMD_DS4510_MEM + /* Only eeprom, seeprom, and sram commands should make it here */ + if (strcmp(argv[2], "read") == 0) { + rw_func = ds4510_mem_read; + } else if (strcmp(argv[2], "write") == 0) { + rw_func = ds4510_mem_write; + } else { + cmd_usage(cmdtp); + return 1; + } + + addr = simple_strtoul(argv[3], NULL, 16); + off += simple_strtoul(argv[4], NULL, 16); + cnt = simple_strtoul(argv[5], NULL, 16); + + if ((off + cnt) > end) { + printf("ERROR: invalid len\n"); + return -1; + } + + return rw_func(chip, off, (uint8_t *)addr, cnt); +#endif +} + +U_BOOT_CMD( + ds4510, 6, 1, do_ds4510, + "ds4510 eeprom/seeprom/sram/gpio access", + "device [dev]\n" + " - show or set current device address\n" +#ifdef CONFIG_CMD_DS4510_INFO + "ds4510 info\n" + " - display ds4510 info\n" +#endif + "ds4510 output pin 0|1\n" + " - set pin low or high-Z\n" + "ds4510 input pin\n" + " - read value of pin\n" + "ds4510 pullup pin 0|1\n" + " - disable/enable pullup on specified pin\n" + "ds4510 nv 0|1\n" + " - make gpio and seeprom writes volatile/non-volatile" +#ifdef CONFIG_CMD_DS4510_RST + "\n" + "ds4510 rstdelay 0-3\n" + " - set reset output delay" +#endif +#ifdef CONFIG_CMD_DS4510_MEM + "\n" + "ds4510 eeprom read addr off cnt\n" + "ds4510 eeprom write addr off cnt\n" + " - read/write 'cnt' bytes at EEPROM offset 'off'\n" + "ds4510 seeprom read addr off cnt\n" + "ds4510 seeprom write addr off cnt\n" + " - read/write 'cnt' bytes at SRAM-shadowed EEPROM offset 'off'\n" + "ds4510 sram read addr off cnt\n" + "ds4510 sram write addr off cnt\n" + " - read/write 'cnt' bytes at SRAM offset 'off'" +#endif +); +#endif /* CONFIG_CMD_DS4510 */ diff --git a/roms/u-boot-sam460ex/drivers/misc/fsl_law.c b/roms/u-boot-sam460ex/drivers/misc/fsl_law.c new file mode 100644 index 000000000..8255175d2 --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/fsl_law.c @@ -0,0 +1,300 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * 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/fsl_law.h> +#include <asm/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* number of LAWs in the hw implementation */ +#if defined(CONFIG_MPC8540) || defined(CONFIG_MPC8541) || \ + defined(CONFIG_MPC8560) || defined(CONFIG_MPC8555) +#define FSL_HW_NUM_LAWS 8 +#elif defined(CONFIG_MPC8548) || defined(CONFIG_MPC8544) || \ + defined(CONFIG_MPC8568) || defined(CONFIG_MPC8569) || \ + defined(CONFIG_MPC8641) || defined(CONFIG_MPC8610) +#define FSL_HW_NUM_LAWS 10 +#elif defined(CONFIG_MPC8536) || defined(CONFIG_MPC8572) || \ + defined(CONFIG_P1011) || defined(CONFIG_P1020) || \ + defined(CONFIG_P1012) || defined(CONFIG_P1021) || \ + defined(CONFIG_P1013) || defined(CONFIG_P1022) || \ + defined(CONFIG_P2010) || defined(CONFIG_P2020) +#define FSL_HW_NUM_LAWS 12 +#elif defined(CONFIG_PPC_P4080) +#define FSL_HW_NUM_LAWS 32 +#else +#error FSL_HW_NUM_LAWS not defined for this platform +#endif + +#ifdef CONFIG_FSL_CORENET +void set_law(u8 idx, phys_addr_t addr, enum law_size sz, enum law_trgt_if id) +{ + volatile ccsr_local_t *ccm = (void *)(CONFIG_SYS_FSL_CORENET_CCM_ADDR); + + gd->used_laws |= (1 << idx); + + out_be32(&ccm->law[idx].lawar, 0); + out_be32(&ccm->law[idx].lawbarh, ((u64)addr >> 32)); + out_be32(&ccm->law[idx].lawbarl, addr & 0xffffffff); + out_be32(&ccm->law[idx].lawar, LAW_EN | ((u32)id << 20) | (u32)sz); + + /* Read back so that we sync the writes */ + in_be32(&ccm->law[idx].lawar); +} + +void disable_law(u8 idx) +{ + volatile ccsr_local_t *ccm = (void *)(CONFIG_SYS_FSL_CORENET_CCM_ADDR); + + gd->used_laws &= ~(1 << idx); + + out_be32(&ccm->law[idx].lawar, 0); + out_be32(&ccm->law[idx].lawbarh, 0); + out_be32(&ccm->law[idx].lawbarl, 0); + + /* Read back so that we sync the writes */ + in_be32(&ccm->law[idx].lawar); + + return; +} + +#ifndef CONFIG_NAND_SPL +static int get_law_entry(u8 i, struct law_entry *e) +{ + volatile ccsr_local_t *ccm = (void *)(CONFIG_SYS_FSL_CORENET_CCM_ADDR); + u32 lawar; + + lawar = in_be32(&ccm->law[i].lawar); + + if (!(lawar & LAW_EN)) + return 0; + + e->addr = ((u64)in_be32(&ccm->law[i].lawbarh) << 32) | + in_be32(&ccm->law[i].lawbarl); + e->size = lawar & 0x3f; + e->trgt_id = (lawar >> 20) & 0xff; + + return 1; +} +#endif +#else +void set_law(u8 idx, phys_addr_t addr, enum law_size sz, enum law_trgt_if id) +{ + volatile u32 *base = (volatile u32 *)(CONFIG_SYS_IMMR + 0xc08); + volatile u32 *lawbar = base + 8 * idx; + volatile u32 *lawar = base + 8 * idx + 2; + + gd->used_laws |= (1 << idx); + + out_be32(lawar, 0); + out_be32(lawbar, addr >> 12); + out_be32(lawar, LAW_EN | ((u32)id << 20) | (u32)sz); + + /* Read back so that we sync the writes */ + in_be32(lawar); +} + +void disable_law(u8 idx) +{ + volatile u32 *base = (volatile u32 *)(CONFIG_SYS_IMMR + 0xc08); + volatile u32 *lawbar = base + 8 * idx; + volatile u32 *lawar = base + 8 * idx + 2; + + gd->used_laws &= ~(1 << idx); + + out_be32(lawar, 0); + out_be32(lawbar, 0); + + /* Read back so that we sync the writes */ + in_be32(lawar); + + return; +} + +#ifndef CONFIG_NAND_SPL +static int get_law_entry(u8 i, struct law_entry *e) +{ + volatile u32 *base = (volatile u32 *)(CONFIG_SYS_IMMR + 0xc08); + volatile u32 *lawbar = base + 8 * i; + volatile u32 *lawar = base + 8 * i + 2; + u32 temp; + + temp = in_be32(lawar); + + if (!(temp & LAW_EN)) + return 0; + + e->addr = (u64)in_be32(lawbar) << 12; + e->size = temp & 0x3f; + e->trgt_id = (temp >> 20) & 0xff; + + return 1; +} +#endif +#endif + +int set_next_law(phys_addr_t addr, enum law_size sz, enum law_trgt_if id) +{ + u32 idx = ffz(gd->used_laws); + + if (idx >= FSL_HW_NUM_LAWS) + return -1; + + set_law(idx, addr, sz, id); + + return idx; +} + +#ifndef CONFIG_NAND_SPL +int set_last_law(phys_addr_t addr, enum law_size sz, enum law_trgt_if id) +{ + u32 idx; + + /* we have no LAWs free */ + if (gd->used_laws == -1) + return -1; + + /* grab the last free law */ + idx = __ilog2(~(gd->used_laws)); + + if (idx >= FSL_HW_NUM_LAWS) + return -1; + + set_law(idx, addr, sz, id); + + return idx; +} + +struct law_entry find_law(phys_addr_t addr) +{ + struct law_entry entry; + int i; + + entry.index = -1; + entry.addr = 0; + entry.size = 0; + entry.trgt_id = 0; + + for (i = 0; i < FSL_HW_NUM_LAWS; i++) { + u64 upper; + + if (!get_law_entry(i, &entry)) + continue; + + upper = entry.addr + (2ull << entry.size); + if ((addr >= entry.addr) && (addr < upper)) { + entry.index = i; + break; + } + } + + return entry; +} + +void print_laws(void) +{ + volatile u32 *base = (volatile u32 *)(CONFIG_SYS_IMMR + 0xc08); + volatile u32 *lawbar = base; + volatile u32 *lawar = base + 2; + int i; + + printf("\nLocal Access Window Configuration\n"); + for(i = 0; i < FSL_HW_NUM_LAWS; i++) { + printf("\tLAWBAR%d : 0x%08x, LAWAR%d : 0x%08x\n", + i, in_be32(lawbar), i, in_be32(lawar)); + lawbar += 8; + lawar += 8; + } + + return; +} + +/* use up to 2 LAWs for DDR, used the last available LAWs */ +int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id) +{ + u64 start_align, law_sz; + int law_sz_enc; + + if (start == 0) + start_align = 1ull << (LAW_SIZE_32G + 1); + else + start_align = 1ull << (ffs64(start) - 1); + law_sz = min(start_align, sz); + law_sz_enc = __ilog2_u64(law_sz) - 1; + + if (set_last_law(start, law_sz_enc, id) < 0) + return -1; + + /* recalculate size based on what was actually covered by the law */ + law_sz = 1ull << __ilog2_u64(law_sz); + + /* do we still have anything to map */ + sz = sz - law_sz; + if (sz) { + start += law_sz; + + start_align = 1ull << (ffs64(start) - 1); + law_sz = min(start_align, sz); + law_sz_enc = __ilog2_u64(law_sz) - 1; + + if (set_last_law(start, law_sz_enc, id) < 0) + return -1; + } else { + return 0; + } + + /* do we still have anything to map */ + sz = sz - law_sz; + if (sz) + return 1; + + return 0; +} +#endif + +void init_laws(void) +{ + int i; + +#if FSL_HW_NUM_LAWS < 32 + gd->used_laws = ~((1 << FSL_HW_NUM_LAWS) - 1); +#elif FSL_HW_NUM_LAWS == 32 + gd->used_laws = 0; +#else +#error FSL_HW_NUM_LAWS can not be greater than 32 w/o code changes +#endif + + for (i = 0; i < num_law_entries; i++) { + if (law_table[i].index == -1) + set_next_law(law_table[i].addr, law_table[i].size, + law_table[i].trgt_id); + else + set_law(law_table[i].index, law_table[i].addr, + law_table[i].size, law_table[i].trgt_id); + } + + return ; +} diff --git a/roms/u-boot-sam460ex/drivers/misc/fsl_pmic.c b/roms/u-boot-sam460ex/drivers/misc/fsl_pmic.c new file mode 100644 index 000000000..87f0aedeb --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/fsl_pmic.c @@ -0,0 +1,200 @@ +/* + * (C) Copyright 2008-2009 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 + */ + +#include <config.h> +#include <common.h> +#include <spi.h> +#include <asm/errno.h> +#include <linux/types.h> +#include <fsl_pmic.h> + +static struct spi_slave *slave; + +struct spi_slave *pmic_spi_probe(void) +{ + return spi_setup_slave(CONFIG_FSL_PMIC_BUS, + CONFIG_FSL_PMIC_CS, + CONFIG_FSL_PMIC_CLK, + CONFIG_FSL_PMIC_MODE); +} + +void pmic_spi_free(struct spi_slave *slave) +{ + if (slave) + spi_free_slave(slave); +} + +u32 pmic_reg(u32 reg, u32 val, u32 write) +{ + u32 pmic_tx, pmic_rx; + + if (!slave) { + slave = pmic_spi_probe(); + + if (!slave) + return -1; + } + + if (reg > 63 || write > 1) { + printf("<reg num> = %d is invalid. Should be less then 63\n", + reg); + return -1; + } + + if (spi_claim_bus(slave)) + return -1; + + pmic_tx = (write << 31) | (reg << 25) | (val & 0x00FFFFFF); + + if (spi_xfer(slave, 4 << 3, &pmic_tx, &pmic_rx, + SPI_XFER_BEGIN | SPI_XFER_END)) { + spi_release_bus(slave); + return -1; + } + + if (write) { + pmic_tx &= ~(1 << 31); + if (spi_xfer(slave, 4 << 3, &pmic_tx, &pmic_rx, + SPI_XFER_BEGIN | SPI_XFER_END)) { + spi_release_bus(slave); + return -1; + } + } + + spi_release_bus(slave); + return pmic_rx; +} + +void pmic_reg_write(u32 reg, u32 value) +{ + pmic_reg(reg, value, 1); +} + +u32 pmic_reg_read(u32 reg) +{ + return pmic_reg(reg, 0, 0); +} + +void pmic_show_pmic_info(void) +{ + u32 rev_id; + + rev_id = pmic_reg_read(REG_IDENTIFICATION); + printf("PMIC ID: 0x%08x [Rev: ", rev_id); + switch (rev_id & 0x1F) { + case 0x1: + puts("1.0"); + break; + case 0x9: + puts("1.1"); + break; + case 0xA: + puts("1.2"); + break; + case 0x10: + puts("2.0"); + break; + case 0x11: + puts("2.1"); + break; + case 0x18: + puts("3.0"); + break; + case 0x19: + puts("3.1"); + break; + case 0x1A: + puts("3.2"); + break; + case 0x2: + puts("3.2A"); + break; + case 0x1B: + puts("3.3"); + break; + case 0x1D: + puts("3.5"); + break; + default: + puts("unknown"); + break; + } + puts("]\n"); +} + +static void pmic_dump(int numregs) +{ + u32 val; + int i; + + pmic_show_pmic_info(); + for (i = 0; i < numregs; i++) { + val = pmic_reg_read(i); + if (!(i % 8)) + printf ("\n0x%02x: ", i); + printf("%08x ", val); + } + puts("\n"); +} + +int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + char *cmd; + int nregs; + u32 val; + + /* at least two arguments please */ + if (argc < 2) { + cmd_usage(cmdtp); + return 1; + } + + cmd = argv[1]; + if (strcmp(cmd, "dump") == 0) { + if (argc < 3) { + cmd_usage(cmdtp); + return 1; + } + nregs = simple_strtoul(argv[2], NULL, 16); + pmic_dump(nregs); + return 0; + } + if (strcmp(cmd, "write") == 0) { + if (argc < 4) { + cmd_usage(cmdtp); + return 1; + } + nregs = simple_strtoul(argv[2], NULL, 16); + val = simple_strtoul(argv[3], NULL, 16); + pmic_reg_write(nregs, val); + return 0; + } + /* No subcommand found */ + return 1; +} + +U_BOOT_CMD( + pmic, CONFIG_SYS_MAXARGS, 1, do_pmic, + "Freescale PMIC (Atlas)", + "dump [numregs] dump registers\n" + "pmic write <reg> <value> - write register" +); diff --git a/roms/u-boot-sam460ex/drivers/misc/gpio_led.c b/roms/u-boot-sam460ex/drivers/misc/gpio_led.c new file mode 100644 index 000000000..acd6a9012 --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/gpio_led.c @@ -0,0 +1,30 @@ +/* + * Status LED driver based on GPIO access conventions of Linux + * + * Copyright (C) 2010 Thomas Chou <thomas@wytron.com.tw> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <common.h> +#include <status_led.h> +#include <asm/gpio.h> + +/* assume led is active low */ + +void __led_init(led_id_t mask, int state) +{ + gpio_direction_output(mask, (state == STATUS_LED_ON) ? 0 : 1); +} + +void __led_set(led_id_t mask, int state) +{ + gpio_set_value(mask, (state == STATUS_LED_ON) ? 0 : 1); +} + +void __led_toggle(led_id_t mask) +{ + gpio_set_value(mask, !gpio_get_value(mask)); +} diff --git a/roms/u-boot-sam460ex/drivers/misc/ns87308.c b/roms/u-boot-sam460ex/drivers/misc/ns87308.c new file mode 100644 index 000000000..9130a1ff2 --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/ns87308.c @@ -0,0 +1,117 @@ +/* + * (C) Copyright 2000 + * Rob Taylor, Flying Pig Systems. robt@flyingpig.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 <config.h> + +#include <ns87308.h> + +void initialise_ns87308 (void) +{ +#ifdef CONFIG_SYS_NS87308_PS2MOD + unsigned char data; + + /* + * Switch floppy drive to PS/2 mode. + */ + read_pnp_config(SUPOERIO_CONF1, &data); + data &= 0xFB; + write_pnp_config(SUPOERIO_CONF1, data); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_KBC1) + PNP_SET_DEVICE_BASE(LDEV_KBC1, CONFIG_SYS_NS87308_KBC1_BASE); + write_pnp_config(LUN_CONFIG_REG, 0); + write_pnp_config(CBASE_HIGH, 0x00); + write_pnp_config(CBASE_LOW, 0x64); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_MOUSE) + PNP_ACTIVATE_DEVICE(LDEV_MOUSE); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_RTC_APC) + PNP_SET_DEVICE_BASE(LDEV_RTC_APC, CONFIG_SYS_NS87308_RTC_BASE); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_FDC) + PNP_SET_DEVICE_BASE(LDEV_FDC, CONFIG_SYS_NS87308_FDC_BASE); + write_pnp_config(LUN_CONFIG_REG, 0x40); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_RARP) + PNP_SET_DEVICE_BASE(LDEV_PARP, CONFIG_SYS_NS87308_LPT_BASE); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_UART1) + PNP_SET_DEVICE_BASE(LDEV_UART1, CONFIG_SYS_NS87308_UART1_BASE); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_UART2) + PNP_SET_DEVICE_BASE(LDEV_UART2, CONFIG_SYS_NS87308_UART2_BASE); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_GPIO) + PNP_SET_DEVICE_BASE(LDEV_GPIO, CONFIG_SYS_NS87308_GPIO_BASE); +#endif + +#if (CONFIG_SYS_NS87308_DEVS & CONFIG_SYS_NS87308_POWRMAN) +#ifndef CONFIG_SYS_NS87308_PWMAN_BASE + PNP_ACTIVATE_DEVICE(LDEV_POWRMAN); +#else + PNP_SET_DEVICE_BASE(LDEV_POWRMAN, CONFIG_SYS_NS87308_PWMAN_BASE); + + /* + * Enable all units + */ + write_pm_reg(CONFIG_SYS_NS87308_PWMAN_BASE, PWM_FER1, 0x7d); + write_pm_reg(CONFIG_SYS_NS87308_PWMAN_BASE, PWM_FER2, 0x87); + +#ifdef CONFIG_SYS_NS87308_PMC1 + write_pm_reg(CONFIG_SYS_NS87308_PWMAN_BASE, PWM_PMC1, CONFIG_SYS_NS87308_PMC1); +#endif + +#ifdef CONFIG_SYS_NS87308_PMC2 + write_pm_reg(CONFIG_SYS_NS87308_PWMAN_BASE, PWM_PMC2, CONFIG_SYS_NS87308_PMC2); +#endif + +#ifdef CONFIG_SYS_NS87308_PMC3 + write_pm_reg(CONFIG_SYS_NS87308_PWMAN_BASE, PWM_PMC3, CONFIG_SYS_NS87308_PMC3); +#endif +#endif +#endif + +#ifdef CONFIG_SYS_NS87308_CS0_BASE + PNP_PGCS_CSLINE_BASE(0, CONFIG_SYS_NS87308_CS0_BASE); + PNP_PGCS_CSLINE_CONF(0, CONFIG_SYS_NS87308_CS0_CONF); +#endif + +#ifdef CONFIG_SYS_NS87308_CS1_BASE + PNP_PGCS_CSLINE_BASE(1, CONFIG_SYS_NS87308_CS1_BASE); + PNP_PGCS_CSLINE_CONF(1, CONFIG_SYS_NS87308_CS1_CONF); +#endif + +#ifdef CONFIG_SYS_NS87308_CS2_BASE + PNP_PGCS_CSLINE_BASE(2, CONFIG_SYS_NS87308_CS2_BASE); + PNP_PGCS_CSLINE_CONF(2, CONFIG_SYS_NS87308_CS2_CONF); +#endif +} diff --git a/roms/u-boot-sam460ex/drivers/misc/status_led.c b/roms/u-boot-sam460ex/drivers/misc/status_led.c new file mode 100644 index 000000000..4ba3e1804 --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/status_led.c @@ -0,0 +1,127 @@ +/* + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * 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 <status_led.h> + +/* + * The purpose of this code is to signal the operational status of a + * target which usually boots over the network; while running in + * U-Boot, a status LED is blinking. As soon as a valid BOOTP reply + * message has been received, the LED is turned off. The Linux + * kernel, once it is running, will start blinking the LED again, + * with another frequency. + */ + +/* ------------------------------------------------------------------------- */ + +typedef struct { + led_id_t mask; + int state; + int period; + int cnt; +} led_dev_t; + +led_dev_t led_dev[] = { + { STATUS_LED_BIT, + STATUS_LED_STATE, + STATUS_LED_PERIOD, + 0, + }, +#if defined(STATUS_LED_BIT1) + { STATUS_LED_BIT1, + STATUS_LED_STATE1, + STATUS_LED_PERIOD1, + 0, + }, +#endif +#if defined(STATUS_LED_BIT2) + { STATUS_LED_BIT2, + STATUS_LED_STATE2, + STATUS_LED_PERIOD2, + 0, + }, +#endif +#if defined(STATUS_LED_BIT3) + { STATUS_LED_BIT3, + STATUS_LED_STATE3, + STATUS_LED_PERIOD3, + 0, + }, +#endif +}; + +#define MAX_LED_DEV (sizeof(led_dev)/sizeof(led_dev_t)) + +static int status_led_init_done = 0; + +static void status_led_init (void) +{ + led_dev_t *ld; + int i; + + for (i = 0, ld = led_dev; i < MAX_LED_DEV; i++, ld++) + __led_init (ld->mask, ld->state); + status_led_init_done = 1; +} + +void status_led_tick (ulong timestamp) +{ + led_dev_t *ld; + int i; + + if (!status_led_init_done) + status_led_init (); + + for (i = 0, ld = led_dev; i < MAX_LED_DEV; i++, ld++) { + + if (ld->state != STATUS_LED_BLINKING) + continue; + + if (++ld->cnt >= ld->period) { + __led_toggle (ld->mask); + ld->cnt -= ld->period; + } + + } +} + +void status_led_set (int led, int state) +{ + led_dev_t *ld; + + if (led < 0 || led >= MAX_LED_DEV) + return; + + if (!status_led_init_done) + status_led_init (); + + ld = &led_dev[led]; + + ld->state = state; + if (state == STATUS_LED_BLINKING) { + ld->cnt = 0; /* always start with full period */ + state = STATUS_LED_ON; /* always start with LED _ON_ */ + } + __led_set (ld->mask, state); +} diff --git a/roms/u-boot-sam460ex/drivers/misc/twl4030_led.c b/roms/u-boot-sam460ex/drivers/misc/twl4030_led.c new file mode 100644 index 000000000..33cea116d --- /dev/null +++ b/roms/u-boot-sam460ex/drivers/misc/twl4030_led.c @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2009 Wind River Systems, Inc. + * Tom Rix <Tom.Rix at windriver.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. + * + * 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 + * + * twl4030_led_init is from cpu/omap3/common.c, power_init_r + * + * (C) Copyright 2004-2008 + * Texas Instruments, <www.ti.com> + * + * Author : + * Sunil Kumar <sunilsaini05 at gmail.com> + * Shashi Ranjan <shashiranjanmca05 at gmail.com> + * + * Derived from Beagle Board and 3430 SDP code by + * Richard Woodruff <r-woodruff2 at ti.com> + * Syed Mohammed Khasim <khasim at ti.com> + * + */ + +#include <twl4030.h> + +void twl4030_led_init(unsigned char ledon_mask) +{ + /* LEDs need to have corresponding PWMs enabled */ + if (ledon_mask & TWL4030_LED_LEDEN_LEDAON) + ledon_mask |= TWL4030_LED_LEDEN_LEDAPWM; + if (ledon_mask & TWL4030_LED_LEDEN_LEDBON) + ledon_mask |= TWL4030_LED_LEDEN_LEDBPWM; + + twl4030_i2c_write_u8(TWL4030_CHIP_LED, ledon_mask, + TWL4030_LED_LEDEN); + +} |