diff options
8 files changed, 1282 insertions, 0 deletions
diff --git a/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/common/gpio.c b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/common/gpio.c new file mode 100644 index 0000000000..8143d31f67 --- /dev/null +++ b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/common/gpio.c @@ -0,0 +1,331 @@ +/* + * ADM5120 generic GPIO API support via GPIOLIB + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/autoconf.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/module.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/gpio.h> + +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_switch.h> + +#define GPIO_REG(r) (void __iomem *)(KSEG1ADDR(ADM5120_SWITCH_BASE) + r) + +struct gpio1_desc { + void __iomem *reg; /* register address */ + u8 iv_shift; /* shift amount for input bit */ + u8 mode_shift; /* shift amount for mode bits */ +}; + +#define GPIO1_DESC(p, l) { \ + .reg = GPIO_REG(SWITCH_REG_PORT0_LED + ((p) * 4)), \ + .iv_shift = LED0_IV_SHIFT + (l), \ + .mode_shift = (l) * 4 \ + } + +static struct gpio1_desc gpio1_table[15] = { + GPIO1_DESC(0, 0), GPIO1_DESC(0, 1), GPIO1_DESC(0, 2), + GPIO1_DESC(1, 0), GPIO1_DESC(1, 1), GPIO1_DESC(1, 2), + GPIO1_DESC(2, 0), GPIO1_DESC(2, 1), GPIO1_DESC(2, 2), + GPIO1_DESC(3, 0), GPIO1_DESC(3, 1), GPIO1_DESC(3, 2), + GPIO1_DESC(4, 0), GPIO1_DESC(4, 1), GPIO1_DESC(4, 2) +}; + +static u32 gpio_conf2; + +int adm5120_gpio_to_irq(unsigned gpio) +{ + int ret; + + switch (gpio) { + case ADM5120_GPIO_PIN2: + ret = ADM5120_IRQ_GPIO2; + break; + case ADM5120_GPIO_PIN4: + ret = ADM5120_IRQ_GPIO4; + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} +EXPORT_SYMBOL(adm5120_gpio_to_irq); + +int adm5120_irq_to_gpio(unsigned irq) +{ + int ret; + + switch (irq) { + case ADM5120_IRQ_GPIO2: + ret = ADM5120_GPIO_PIN2; + break; + case ADM5120_IRQ_GPIO4: + ret = ADM5120_GPIO_PIN4; + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} +EXPORT_SYMBOL(adm5120_irq_to_gpio); + +/* + * Helpers for GPIO lines in GPIO_CONF0 register + */ +#define PIN_IM(p) ((1 << GPIO_CONF0_IM_SHIFT) << p) +#define PIN_IV(p) ((1 << GPIO_CONF0_IV_SHIFT) << p) +#define PIN_OE(p) ((1 << GPIO_CONF0_OE_SHIFT) << p) +#define PIN_OV(p) ((1 << GPIO_CONF0_OV_SHIFT) << p) + +int __adm5120_gpio0_get_value(unsigned offset) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + if ((t & PIN_IM(offset)) != 0) + t &= PIN_IV(offset); + else + t &= PIN_OV(offset); + + return (t) ? 1 : 0; +} +EXPORT_SYMBOL(__adm5120_gpio0_get_value); + +void __adm5120_gpio0_set_value(unsigned offset, int value) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + if (value == 0) + t &= ~(PIN_OV(offset)); + else + t |= PIN_OV(offset); + + __raw_writel(t, reg); +} +EXPORT_SYMBOL(__adm5120_gpio0_set_value); + +static int adm5120_gpio0_get_value(struct gpio_chip *chip, unsigned offset) +{ + return __adm5120_gpio0_get_value(offset); +} + +static void adm5120_gpio0_set_value(struct gpio_chip *chip, + unsigned offset, int value) +{ + __adm5120_gpio0_set_value(offset, value); +} + +static int adm5120_gpio0_direction_input(struct gpio_chip *chip, + unsigned offset) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + t &= ~(PIN_OE(offset)); + t |= PIN_IM(offset); + __raw_writel(t, reg); + + return 0; +} + +static int adm5120_gpio0_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + t &= ~(PIN_IM(offset) | PIN_OV(offset)); + t |= PIN_OE(offset); + + if (value) + t |= PIN_OV(offset); + + __raw_writel(t, reg); + + return 0; +} + +static struct gpio_chip adm5120_gpio0_chip = { + .label = "adm5120 gpio0", + .get = adm5120_gpio0_get_value, + .set = adm5120_gpio0_set_value, + .direction_input = adm5120_gpio0_direction_input, + .direction_output = adm5120_gpio0_direction_output, + .base = ADM5120_GPIO_PIN0, + .ngpio = ADM5120_GPIO_PIN7 - ADM5120_GPIO_PIN0 + 1, +}; + +int __adm5120_gpio1_get_value(unsigned offset) +{ + void __iomem **reg; + u32 t, m; + + reg = gpio1_table[offset].reg; + + t = __raw_readl(reg); + m = (t >> gpio1_table[offset].mode_shift) & LED_MODE_MASK; + if (m == LED_MODE_INPUT) + return (t >> gpio1_table[offset].iv_shift) & 1; + + if (m == LED_MODE_OUT_LOW) + return 0; + + return 1; +} +EXPORT_SYMBOL(__adm5120_gpio1_get_value); + +void __adm5120_gpio1_set_value(unsigned offset, int value) +{ + void __iomem **reg; + u32 t, s; + + reg = gpio1_table[offset].reg; + s = gpio1_table[offset].mode_shift; + + t = __raw_readl(reg); + t &= ~(LED_MODE_MASK << s); + + switch (value) { + case ADM5120_GPIO_LOW: + t |= (LED_MODE_OUT_LOW << s); + break; + case ADM5120_GPIO_FLASH: + case ADM5120_GPIO_LINK: + case ADM5120_GPIO_SPEED: + case ADM5120_GPIO_DUPLEX: + case ADM5120_GPIO_ACT: + case ADM5120_GPIO_COLL: + case ADM5120_GPIO_LINK_ACT: + case ADM5120_GPIO_DUPLEX_COLL: + case ADM5120_GPIO_10M_ACT: + case ADM5120_GPIO_100M_ACT: + t |= ((value & LED_MODE_MASK) << s); + break; + default: + t |= (LED_MODE_OUT_HIGH << s); + break; + } + + __raw_writel(t, reg); +} +EXPORT_SYMBOL(__adm5120_gpio1_set_value); + +static int adm5120_gpio1_get_value(struct gpio_chip *chip, unsigned offset) +{ + return __adm5120_gpio1_get_value(offset); +} + +static void adm5120_gpio1_set_value(struct gpio_chip *chip, + unsigned offset, int value) +{ + __adm5120_gpio1_set_value(offset, value); +} + +static int adm5120_gpio1_direction_input(struct gpio_chip *chip, + unsigned offset) +{ + void __iomem **reg; + u32 t; + + reg = gpio1_table[offset].reg; + t = __raw_readl(reg); + t &= ~(LED_MODE_MASK << gpio1_table[offset].mode_shift); + __raw_writel(t, reg); + + return 0; +} + +static int adm5120_gpio1_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + __adm5120_gpio1_set_value(offset, value); + return 0; +} + +static struct gpio_chip adm5120_gpio1_chip = { + .label = "adm5120 gpio1", + .get = adm5120_gpio1_get_value, + .set = adm5120_gpio1_set_value, + .direction_input = adm5120_gpio1_direction_input, + .direction_output = adm5120_gpio1_direction_output, + .base = ADM5120_GPIO_P0L0, + .ngpio = ADM5120_GPIO_P4L2 - ADM5120_GPIO_P0L0 + 1, +}; + +void __init adm5120_gpio_csx0_enable(void) +{ + gpio_conf2 |= GPIO_CONF2_CSX0; + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + gpio_request(ADM5120_GPIO_PIN1, "CSX0"); +} + +void __init adm5120_gpio_csx1_enable(void) +{ + gpio_conf2 |= GPIO_CONF2_CSX1; + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + gpio_request(ADM5120_GPIO_PIN3, "CSX1"); +} + +void __init adm5120_gpio_ew_enable(void) +{ + gpio_conf2 |= GPIO_CONF2_EW; + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + gpio_request(ADM5120_GPIO_PIN0, "EW"); +} + +void __init adm5120_gpio_init(void) +{ + int err; + + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + if (adm5120_package_pqfp()) { + gpiochip_reserve(ADM5120_GPIO_PIN4, 4); + adm5120_gpio0_chip.ngpio = 4; + } + + err = gpiochip_add(&adm5120_gpio0_chip); + if (err) + panic("cannot add ADM5120 GPIO0 chip, error=%d", err); + + err = gpiochip_add(&adm5120_gpio1_chip); + if (err) + panic("cannot add ADM5120 GPIO1 chip, error=%d", err); + +} diff --git a/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/bootbase.c b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/bootbase.c new file mode 100644 index 0000000000..b6a94ff46a --- /dev/null +++ b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/bootbase.c @@ -0,0 +1,120 @@ +/* + * ZyXEL's Bootbase specific prom routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/byteorder.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <prom/zynos.h> +#include "prom_read.h" + +#define ZYNOS_INFO_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x3F90) +#define ZYNOS_HDBG_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x4000) +#define BOOTEXT_ADDR_MIN KSEG1ADDR(ADM5120_SRAM0_BASE) +#define BOOTEXT_ADDR_MAX (BOOTEXT_ADDR_MIN + (2*1024*1024)) + +static int bootbase_found; +static struct zynos_board_info *board_info; + +struct bootbase_info bootbase_info; + +static inline int bootbase_dbgarea_present(u8 *data) +{ + u32 t; + + t = prom_read_be32(data+5); + if (t != ZYNOS_MAGIC_DBGAREA1) + return 0; + + t = prom_read_be32(data+9); + if (t != ZYNOS_MAGIC_DBGAREA2) + return 0; + + return 1; +} + +static inline u32 bootbase_get_bootext_addr(void) +{ + return prom_read_be32(&board_info->bootext_addr); +} + +static inline void bootbase_get_mac(u8 *mac) +{ + int i; + + for (i = 0; i < 6; i++) + mac[i] = board_info->mac[i]; +} + +static inline u16 bootbase_get_vendor_id(void) +{ +#define CHECK_VENDOR(n) (strnicmp(board_info->vendor, (n), strlen(n)) == 0) + unsigned char vendor[ZYNOS_NAME_LEN]; + int i; + + for (i = 0; i < ZYNOS_NAME_LEN; i++) + vendor[i] = board_info->vendor[i]; + + if CHECK_VENDOR(ZYNOS_VENDOR_ZYXEL) + return ZYNOS_VENDOR_ID_ZYXEL; + + if CHECK_VENDOR(ZYNOS_VENDOR_DLINK) + return ZYNOS_VENDOR_ID_DLINK; + + if CHECK_VENDOR(ZYNOS_VENDOR_LUCENT) + return ZYNOS_VENDOR_ID_LUCENT; + + if CHECK_VENDOR(ZYNOS_VENDOR_NETGEAR) + return ZYNOS_VENDOR_ID_NETGEAR; + + return ZYNOS_VENDOR_ID_OTHER; +} + +static inline u16 bootbase_get_board_id(void) +{ + return prom_read_be16(&board_info->board_id); +} + +int __init bootbase_present(void) +{ + u32 t; + + if (bootbase_found) + goto out; + + /* check presence of the dbgarea */ + if (bootbase_dbgarea_present((u8 *)ZYNOS_HDBG_ADDR) == 0) + goto out; + + board_info = (struct zynos_board_info *)(ZYNOS_INFO_ADDR); + + /* check for a valid BootExt address */ + t = bootbase_get_bootext_addr(); + if ((t < BOOTEXT_ADDR_MIN) || (t > BOOTEXT_ADDR_MAX)) + goto out; + + bootbase_info.vendor_id = bootbase_get_vendor_id(); + bootbase_info.board_id = bootbase_get_board_id(); + bootbase_get_mac(bootbase_info.mac); + + bootbase_found = 1; + +out: + return bootbase_found; +} + diff --git a/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/myloader.c b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/myloader.c new file mode 100644 index 0000000000..939422681b --- /dev/null +++ b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/myloader.c @@ -0,0 +1,69 @@ +/* + * Compex's MyLoader specific prom routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/byteorder.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <prom/myloader.h> +#include "prom_read.h" + +#define SYS_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F000) +#define BOARD_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F800) +#define PART_TABLE_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x10000) + +static int myloader_found; + +struct myloader_info myloader_info; + +int __init myloader_present(void) +{ + struct mylo_system_params *sysp; + struct mylo_board_params *boardp; + struct mylo_partition_table *parts; + int i; + + if (myloader_found) + goto out; + + sysp = (struct mylo_system_params *)(SYS_PARAMS_ADDR); + boardp = (struct mylo_board_params *)(BOARD_PARAMS_ADDR); + parts = (struct mylo_partition_table *)(PART_TABLE_ADDR); + + /* Check for some magic numbers */ + if ((le32_to_cpu(sysp->magic) != MYLO_MAGIC_SYS_PARAMS) || + (le32_to_cpu(boardp->magic) != MYLO_MAGIC_BOARD_PARAMS) || + (le32_to_cpu(parts->magic) != MYLO_MAGIC_PARTITIONS)) + goto out; + + myloader_info.vid = le32_to_cpu(sysp->vid); + myloader_info.did = le32_to_cpu(sysp->did); + myloader_info.svid = le32_to_cpu(sysp->svid); + myloader_info.sdid = le32_to_cpu(sysp->sdid); + + for (i = 0; i < MYLO_ETHADDR_COUNT; i++) { + int j; + for (j = 0; j < 6; j++) + myloader_info.macs[i][j] = boardp->addr[i].mac[j]; + } + + myloader_found = 1; + +out: + return myloader_found; +} diff --git a/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/routerboot.c b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/routerboot.c new file mode 100644 index 0000000000..d9e1096cbe --- /dev/null +++ b/target/linux/adm5120/files-2.6.33/arch/mips/adm5120/prom/routerboot.c @@ -0,0 +1,121 @@ +/* + * Mikrotik's RouterBOOT specific prom routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> +#include <linux/module.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <prom/routerboot.h> +#include "prom_read.h" + +struct rb_hard_settings rb_hs; +static int rb_found; + +static int __init routerboot_load_hs(u8 *buf, u16 buflen) +{ + u16 id, len; + + memset(&rb_hs, 0, sizeof(rb_hs)); + + if (buflen < 4) + return -1; + + if (prom_read_le32(buf) != RB_MAGIC_HARD) + return -1; + + /* skip magic value */ + buf += 4; + buflen -= 4; + + while (buflen > 2) { + id = prom_read_le16(buf); + buf += 2; + buflen -= 2; + if (id == RB_ID_TERMINATOR || buflen < 2) + break; + + len = prom_read_le16(buf); + buf += 2; + buflen -= 2; + + if (buflen < len) + break; + + switch (id) { + case RB_ID_BIOS_VERSION: + rb_hs.bios_ver = (char *)buf; + break; + case RB_ID_BOARD_NAME: + rb_hs.name = (char *)buf; + break; + case RB_ID_MEMORY_SIZE: + rb_hs.mem_size = prom_read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_COUNT: + rb_hs.mac_count = prom_read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_PACK: + if ((len / RB_MAC_SIZE) > 0) + rb_hs.mac_base = buf; + break; + } + + buf += len; + buflen -= len; + + } + + return 0; +} + +#define RB_BS_OFFS 0x14 +#define RB_OFFS_MAX (128*1024) + +int __init routerboot_present(void) +{ + struct rb_bios_settings *bs; + u8 *base; + u32 off, len; + + if (rb_found) + goto out; + + base = (u8 *)KSEG1ADDR(ADM5120_SRAM0_BASE); + bs = (struct rb_bios_settings *)(base + RB_BS_OFFS); + + off = prom_read_le32(&bs->hs_offs); + len = prom_read_le32(&bs->hs_size); + if (off > RB_OFFS_MAX) + goto out; + + if (routerboot_load_hs(base+off, len) != 0) + goto out; + + rb_found = 1; + +out: + return rb_found; +} + +char *routerboot_get_boardname(void) +{ + if (rb_found == 0) + return NULL; + + return rb_hs.name; +} diff --git a/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/common/gpio.c b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/common/gpio.c new file mode 100644 index 0000000000..8143d31f67 --- /dev/null +++ b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/common/gpio.c @@ -0,0 +1,331 @@ +/* + * ADM5120 generic GPIO API support via GPIOLIB + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/autoconf.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/module.h> +#include <linux/irq.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/gpio.h> + +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_switch.h> + +#define GPIO_REG(r) (void __iomem *)(KSEG1ADDR(ADM5120_SWITCH_BASE) + r) + +struct gpio1_desc { + void __iomem *reg; /* register address */ + u8 iv_shift; /* shift amount for input bit */ + u8 mode_shift; /* shift amount for mode bits */ +}; + +#define GPIO1_DESC(p, l) { \ + .reg = GPIO_REG(SWITCH_REG_PORT0_LED + ((p) * 4)), \ + .iv_shift = LED0_IV_SHIFT + (l), \ + .mode_shift = (l) * 4 \ + } + +static struct gpio1_desc gpio1_table[15] = { + GPIO1_DESC(0, 0), GPIO1_DESC(0, 1), GPIO1_DESC(0, 2), + GPIO1_DESC(1, 0), GPIO1_DESC(1, 1), GPIO1_DESC(1, 2), + GPIO1_DESC(2, 0), GPIO1_DESC(2, 1), GPIO1_DESC(2, 2), + GPIO1_DESC(3, 0), GPIO1_DESC(3, 1), GPIO1_DESC(3, 2), + GPIO1_DESC(4, 0), GPIO1_DESC(4, 1), GPIO1_DESC(4, 2) +}; + +static u32 gpio_conf2; + +int adm5120_gpio_to_irq(unsigned gpio) +{ + int ret; + + switch (gpio) { + case ADM5120_GPIO_PIN2: + ret = ADM5120_IRQ_GPIO2; + break; + case ADM5120_GPIO_PIN4: + ret = ADM5120_IRQ_GPIO4; + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} +EXPORT_SYMBOL(adm5120_gpio_to_irq); + +int adm5120_irq_to_gpio(unsigned irq) +{ + int ret; + + switch (irq) { + case ADM5120_IRQ_GPIO2: + ret = ADM5120_GPIO_PIN2; + break; + case ADM5120_IRQ_GPIO4: + ret = ADM5120_GPIO_PIN4; + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} +EXPORT_SYMBOL(adm5120_irq_to_gpio); + +/* + * Helpers for GPIO lines in GPIO_CONF0 register + */ +#define PIN_IM(p) ((1 << GPIO_CONF0_IM_SHIFT) << p) +#define PIN_IV(p) ((1 << GPIO_CONF0_IV_SHIFT) << p) +#define PIN_OE(p) ((1 << GPIO_CONF0_OE_SHIFT) << p) +#define PIN_OV(p) ((1 << GPIO_CONF0_OV_SHIFT) << p) + +int __adm5120_gpio0_get_value(unsigned offset) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + if ((t & PIN_IM(offset)) != 0) + t &= PIN_IV(offset); + else + t &= PIN_OV(offset); + + return (t) ? 1 : 0; +} +EXPORT_SYMBOL(__adm5120_gpio0_get_value); + +void __adm5120_gpio0_set_value(unsigned offset, int value) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + if (value == 0) + t &= ~(PIN_OV(offset)); + else + t |= PIN_OV(offset); + + __raw_writel(t, reg); +} +EXPORT_SYMBOL(__adm5120_gpio0_set_value); + +static int adm5120_gpio0_get_value(struct gpio_chip *chip, unsigned offset) +{ + return __adm5120_gpio0_get_value(offset); +} + +static void adm5120_gpio0_set_value(struct gpio_chip *chip, + unsigned offset, int value) +{ + __adm5120_gpio0_set_value(offset, value); +} + +static int adm5120_gpio0_direction_input(struct gpio_chip *chip, + unsigned offset) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + t &= ~(PIN_OE(offset)); + t |= PIN_IM(offset); + __raw_writel(t, reg); + + return 0; +} + +static int adm5120_gpio0_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + void __iomem **reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = __raw_readl(reg); + t &= ~(PIN_IM(offset) | PIN_OV(offset)); + t |= PIN_OE(offset); + + if (value) + t |= PIN_OV(offset); + + __raw_writel(t, reg); + + return 0; +} + +static struct gpio_chip adm5120_gpio0_chip = { + .label = "adm5120 gpio0", + .get = adm5120_gpio0_get_value, + .set = adm5120_gpio0_set_value, + .direction_input = adm5120_gpio0_direction_input, + .direction_output = adm5120_gpio0_direction_output, + .base = ADM5120_GPIO_PIN0, + .ngpio = ADM5120_GPIO_PIN7 - ADM5120_GPIO_PIN0 + 1, +}; + +int __adm5120_gpio1_get_value(unsigned offset) +{ + void __iomem **reg; + u32 t, m; + + reg = gpio1_table[offset].reg; + + t = __raw_readl(reg); + m = (t >> gpio1_table[offset].mode_shift) & LED_MODE_MASK; + if (m == LED_MODE_INPUT) + return (t >> gpio1_table[offset].iv_shift) & 1; + + if (m == LED_MODE_OUT_LOW) + return 0; + + return 1; +} +EXPORT_SYMBOL(__adm5120_gpio1_get_value); + +void __adm5120_gpio1_set_value(unsigned offset, int value) +{ + void __iomem **reg; + u32 t, s; + + reg = gpio1_table[offset].reg; + s = gpio1_table[offset].mode_shift; + + t = __raw_readl(reg); + t &= ~(LED_MODE_MASK << s); + + switch (value) { + case ADM5120_GPIO_LOW: + t |= (LED_MODE_OUT_LOW << s); + break; + case ADM5120_GPIO_FLASH: + case ADM5120_GPIO_LINK: + case ADM5120_GPIO_SPEED: + case ADM5120_GPIO_DUPLEX: + case ADM5120_GPIO_ACT: + case ADM5120_GPIO_COLL: + case ADM5120_GPIO_LINK_ACT: + case ADM5120_GPIO_DUPLEX_COLL: + case ADM5120_GPIO_10M_ACT: + case ADM5120_GPIO_100M_ACT: + t |= ((value & LED_MODE_MASK) << s); + break; + default: + t |= (LED_MODE_OUT_HIGH << s); + break; + } + + __raw_writel(t, reg); +} +EXPORT_SYMBOL(__adm5120_gpio1_set_value); + +static int adm5120_gpio1_get_value(struct gpio_chip *chip, unsigned offset) +{ + return __adm5120_gpio1_get_value(offset); +} + +static void adm5120_gpio1_set_value(struct gpio_chip *chip, + unsigned offset, int value) +{ + __adm5120_gpio1_set_value(offset, value); +} + +static int adm5120_gpio1_direction_input(struct gpio_chip *chip, + unsigned offset) +{ + void __iomem **reg; + u32 t; + + reg = gpio1_table[offset].reg; + t = __raw_readl(reg); + t &= ~(LED_MODE_MASK << gpio1_table[offset].mode_shift); + __raw_writel(t, reg); + + return 0; +} + +static int adm5120_gpio1_direction_output(struct gpio_chip *chip, + unsigned offset, int value) +{ + __adm5120_gpio1_set_value(offset, value); + return 0; +} + +static struct gpio_chip adm5120_gpio1_chip = { + .label = "adm5120 gpio1", + .get = adm5120_gpio1_get_value, + .set = adm5120_gpio1_set_value, + .direction_input = adm5120_gpio1_direction_input, + .direction_output = adm5120_gpio1_direction_output, + .base = ADM5120_GPIO_P0L0, + .ngpio = ADM5120_GPIO_P4L2 - ADM5120_GPIO_P0L0 + 1, +}; + +void __init adm5120_gpio_csx0_enable(void) +{ + gpio_conf2 |= GPIO_CONF2_CSX0; + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + gpio_request(ADM5120_GPIO_PIN1, "CSX0"); +} + +void __init adm5120_gpio_csx1_enable(void) +{ + gpio_conf2 |= GPIO_CONF2_CSX1; + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + gpio_request(ADM5120_GPIO_PIN3, "CSX1"); +} + +void __init adm5120_gpio_ew_enable(void) +{ + gpio_conf2 |= GPIO_CONF2_EW; + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + gpio_request(ADM5120_GPIO_PIN0, "EW"); +} + +void __init adm5120_gpio_init(void) +{ + int err; + + SW_WRITE_REG(SWITCH_REG_GPIO_CONF2, gpio_conf2); + + if (adm5120_package_pqfp()) { + gpiochip_reserve(ADM5120_GPIO_PIN4, 4); + adm5120_gpio0_chip.ngpio = 4; + } + + err = gpiochip_add(&adm5120_gpio0_chip); + if (err) + panic("cannot add ADM5120 GPIO0 chip, error=%d", err); + + err = gpiochip_add(&adm5120_gpio1_chip); + if (err) + panic("cannot add ADM5120 GPIO1 chip, error=%d", err); + +} diff --git a/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/bootbase.c b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/bootbase.c new file mode 100644 index 0000000000..b6a94ff46a --- /dev/null +++ b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/bootbase.c @@ -0,0 +1,120 @@ +/* + * ZyXEL's Bootbase specific prom routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/byteorder.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <prom/zynos.h> +#include "prom_read.h" + +#define ZYNOS_INFO_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x3F90) +#define ZYNOS_HDBG_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x4000) +#define BOOTEXT_ADDR_MIN KSEG1ADDR(ADM5120_SRAM0_BASE) +#define BOOTEXT_ADDR_MAX (BOOTEXT_ADDR_MIN + (2*1024*1024)) + +static int bootbase_found; +static struct zynos_board_info *board_info; + +struct bootbase_info bootbase_info; + +static inline int bootbase_dbgarea_present(u8 *data) +{ + u32 t; + + t = prom_read_be32(data+5); + if (t != ZYNOS_MAGIC_DBGAREA1) + return 0; + + t = prom_read_be32(data+9); + if (t != ZYNOS_MAGIC_DBGAREA2) + return 0; + + return 1; +} + +static inline u32 bootbase_get_bootext_addr(void) +{ + return prom_read_be32(&board_info->bootext_addr); +} + +static inline void bootbase_get_mac(u8 *mac) +{ + int i; + + for (i = 0; i < 6; i++) + mac[i] = board_info->mac[i]; +} + +static inline u16 bootbase_get_vendor_id(void) +{ +#define CHECK_VENDOR(n) (strnicmp(board_info->vendor, (n), strlen(n)) == 0) + unsigned char vendor[ZYNOS_NAME_LEN]; + int i; + + for (i = 0; i < ZYNOS_NAME_LEN; i++) + vendor[i] = board_info->vendor[i]; + + if CHECK_VENDOR(ZYNOS_VENDOR_ZYXEL) + return ZYNOS_VENDOR_ID_ZYXEL; + + if CHECK_VENDOR(ZYNOS_VENDOR_DLINK) + return ZYNOS_VENDOR_ID_DLINK; + + if CHECK_VENDOR(ZYNOS_VENDOR_LUCENT) + return ZYNOS_VENDOR_ID_LUCENT; + + if CHECK_VENDOR(ZYNOS_VENDOR_NETGEAR) + return ZYNOS_VENDOR_ID_NETGEAR; + + return ZYNOS_VENDOR_ID_OTHER; +} + +static inline u16 bootbase_get_board_id(void) +{ + return prom_read_be16(&board_info->board_id); +} + +int __init bootbase_present(void) +{ + u32 t; + + if (bootbase_found) + goto out; + + /* check presence of the dbgarea */ + if (bootbase_dbgarea_present((u8 *)ZYNOS_HDBG_ADDR) == 0) + goto out; + + board_info = (struct zynos_board_info *)(ZYNOS_INFO_ADDR); + + /* check for a valid BootExt address */ + t = bootbase_get_bootext_addr(); + if ((t < BOOTEXT_ADDR_MIN) || (t > BOOTEXT_ADDR_MAX)) + goto out; + + bootbase_info.vendor_id = bootbase_get_vendor_id(); + bootbase_info.board_id = bootbase_get_board_id(); + bootbase_get_mac(bootbase_info.mac); + + bootbase_found = 1; + +out: + return bootbase_found; +} + diff --git a/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/myloader.c b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/myloader.c new file mode 100644 index 0000000000..939422681b --- /dev/null +++ b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/myloader.c @@ -0,0 +1,69 @@ +/* + * Compex's MyLoader specific prom routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/byteorder.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <prom/myloader.h> +#include "prom_read.h" + +#define SYS_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F000) +#define BOARD_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F800) +#define PART_TABLE_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x10000) + +static int myloader_found; + +struct myloader_info myloader_info; + +int __init myloader_present(void) +{ + struct mylo_system_params *sysp; + struct mylo_board_params *boardp; + struct mylo_partition_table *parts; + int i; + + if (myloader_found) + goto out; + + sysp = (struct mylo_system_params *)(SYS_PARAMS_ADDR); + boardp = (struct mylo_board_params *)(BOARD_PARAMS_ADDR); + parts = (struct mylo_partition_table *)(PART_TABLE_ADDR); + + /* Check for some magic numbers */ + if ((le32_to_cpu(sysp->magic) != MYLO_MAGIC_SYS_PARAMS) || + (le32_to_cpu(boardp->magic) != MYLO_MAGIC_BOARD_PARAMS) || + (le32_to_cpu(parts->magic) != MYLO_MAGIC_PARTITIONS)) + goto out; + + myloader_info.vid = le32_to_cpu(sysp->vid); + myloader_info.did = le32_to_cpu(sysp->did); + myloader_info.svid = le32_to_cpu(sysp->svid); + myloader_info.sdid = le32_to_cpu(sysp->sdid); + + for (i = 0; i < MYLO_ETHADDR_COUNT; i++) { + int j; + for (j = 0; j < 6; j++) + myloader_info.macs[i][j] = boardp->addr[i].mac[j]; + } + + myloader_found = 1; + +out: + return myloader_found; +} diff --git a/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/routerboot.c b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/routerboot.c new file mode 100644 index 0000000000..d9e1096cbe --- /dev/null +++ b/target/linux/adm5120/files-2.6.34/arch/mips/adm5120/prom/routerboot.c @@ -0,0 +1,121 @@ +/* + * Mikrotik's RouterBOOT specific prom routines + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * 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 <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> +#include <linux/module.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <prom/routerboot.h> +#include "prom_read.h" + +struct rb_hard_settings rb_hs; +static int rb_found; + +static int __init routerboot_load_hs(u8 *buf, u16 buflen) +{ + u16 id, len; + + memset(&rb_hs, 0, sizeof(rb_hs)); + + if (buflen < 4) + return -1; + + if (prom_read_le32(buf) != RB_MAGIC_HARD) + return -1; + + /* skip magic value */ + buf += 4; + buflen -= 4; + + while (buflen > 2) { + id = prom_read_le16(buf); + buf += 2; + buflen -= 2; + if (id == RB_ID_TERMINATOR || buflen < 2) + break; + + len = prom_read_le16(buf); + buf += 2; + buflen -= 2; + + if (buflen < len) + break; + + switch (id) { + case RB_ID_BIOS_VERSION: + rb_hs.bios_ver = (char *)buf; + break; + case RB_ID_BOARD_NAME: + rb_hs.name = (char *)buf; + break; + case RB_ID_MEMORY_SIZE: + rb_hs.mem_size = prom_read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_COUNT: + rb_hs.mac_count = prom_read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_PACK: + if ((len / RB_MAC_SIZE) > 0) + rb_hs.mac_base = buf; + break; + } + + buf += len; + buflen -= len; + + } + + return 0; +} + +#define RB_BS_OFFS 0x14 +#define RB_OFFS_MAX (128*1024) + +int __init routerboot_present(void) +{ + struct rb_bios_settings *bs; + u8 *base; + u32 off, len; + + if (rb_found) + goto out; + + base = (u8 *)KSEG1ADDR(ADM5120_SRAM0_BASE); + bs = (struct rb_bios_settings *)(base + RB_BS_OFFS); + + off = prom_read_le32(&bs->hs_offs); + len = prom_read_le32(&bs->hs_size); + if (off > RB_OFFS_MAX) + goto out; + + if (routerboot_load_hs(base+off, len) != 0) + goto out; + + rb_found = 1; + +out: + return rb_found; +} + +char *routerboot_get_boardname(void) +{ + if (rb_found == 0) + return NULL; + + return rb_hs.name; +} |