diff options
Diffstat (limited to 'arch/mips/txx9')
| -rw-r--r-- | arch/mips/txx9/Kconfig | 12 | ||||
| -rw-r--r-- | arch/mips/txx9/Makefile | 1 | ||||
| -rw-r--r-- | arch/mips/txx9/generic/7segled.c | 123 | ||||
| -rw-r--r-- | arch/mips/txx9/generic/Makefile | 1 | ||||
| -rw-r--r-- | arch/mips/txx9/generic/setup.c | 20 | ||||
| -rw-r--r-- | arch/mips/txx9/rbtx4939/Makefile | 2 | ||||
| -rw-r--r-- | arch/mips/txx9/rbtx4939/irq.c | 95 | ||||
| -rw-r--r-- | arch/mips/txx9/rbtx4939/prom.c | 29 | ||||
| -rw-r--r-- | arch/mips/txx9/rbtx4939/setup.c | 554 |
9 files changed, 0 insertions, 837 deletions
diff --git a/arch/mips/txx9/Kconfig b/arch/mips/txx9/Kconfig index d9710fddac4f..0af9383b3ec2 100644 --- a/arch/mips/txx9/Kconfig +++ b/arch/mips/txx9/Kconfig @@ -39,15 +39,6 @@ config TOSHIBA_RBTX4927 This Toshiba board is based on the TX4927 processor. Say Y here to support this machine type -config TOSHIBA_RBTX4939 - bool "Toshiba RBTX4939 board" - depends on MACH_TX49XX - select SOC_TX4939 - select TXX9_7SEGLED - help - This Toshiba board is based on the TX4939 processor. Say Y here to - support this machine type - config SOC_TX3927 bool select CEVT_TXX9 @@ -81,9 +72,6 @@ config SOC_TX4939 select HAVE_PCI select PCI_TX4927 -config TXX9_7SEGLED - bool - config TOSHIBA_FPCIB0 bool "FPCIB0 Backplane Support" depends on PCI && MACH_TXX9 diff --git a/arch/mips/txx9/Makefile b/arch/mips/txx9/Makefile index c8eeca8fa3d5..53269910a48b 100644 --- a/arch/mips/txx9/Makefile +++ b/arch/mips/txx9/Makefile @@ -14,4 +14,3 @@ obj-$(CONFIG_TOSHIBA_JMR3927) += jmr3927/ # Toshiba RBTX49XX boards # obj-$(CONFIG_TOSHIBA_RBTX4927) += rbtx4927/ -obj-$(CONFIG_TOSHIBA_RBTX4939) += rbtx4939/ diff --git a/arch/mips/txx9/generic/7segled.c b/arch/mips/txx9/generic/7segled.c deleted file mode 100644 index 2203c2548cb4..000000000000 --- a/arch/mips/txx9/generic/7segled.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * 7 Segment LED routines - * Based on RBTX49xx patch from CELF patch archive. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * (C) Copyright TOSHIBA CORPORATION 2005-2007 - * All Rights Reserved. - */ -#include <linux/device.h> -#include <linux/slab.h> -#include <linux/map_to_7segment.h> -#include <asm/txx9/generic.h> - -static unsigned int tx_7segled_num; -static void (*tx_7segled_putc)(unsigned int pos, unsigned char val); - -void __init txx9_7segled_init(unsigned int num, - void (*putc)(unsigned int pos, unsigned char val)) -{ - tx_7segled_num = num; - tx_7segled_putc = putc; -} - -static SEG7_CONVERSION_MAP(txx9_seg7map, MAP_ASCII7SEG_ALPHANUM_LC); - -int txx9_7segled_putc(unsigned int pos, char c) -{ - if (pos >= tx_7segled_num) - return -EINVAL; - c = map_to_seg7(&txx9_seg7map, c); - if (c < 0) - return c; - tx_7segled_putc(pos, c); - return 0; -} - -static ssize_t ascii_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t size) -{ - unsigned int ch = dev->id; - txx9_7segled_putc(ch, buf[0]); - return size; -} - -static ssize_t raw_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t size) -{ - unsigned int ch = dev->id; - tx_7segled_putc(ch, buf[0]); - return size; -} - -static DEVICE_ATTR_WO(ascii); -static DEVICE_ATTR_WO(raw); - -static ssize_t map_seg7_show(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - memcpy(buf, &txx9_seg7map, sizeof(txx9_seg7map)); - return sizeof(txx9_seg7map); -} - -static ssize_t map_seg7_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t size) -{ - if (size != sizeof(txx9_seg7map)) - return -EINVAL; - memcpy(&txx9_seg7map, buf, size); - return size; -} - -static DEVICE_ATTR(map_seg7, 0600, map_seg7_show, map_seg7_store); - -static struct bus_type tx_7segled_subsys = { - .name = "7segled", - .dev_name = "7segled", -}; - -static void tx_7segled_release(struct device *dev) -{ - kfree(dev); -} - -static int __init tx_7segled_init_sysfs(void) -{ - int error, i; - if (!tx_7segled_num) - return -ENODEV; - error = subsys_system_register(&tx_7segled_subsys, NULL); - if (error) - return error; - error = device_create_file(tx_7segled_subsys.dev_root, &dev_attr_map_seg7); - if (error) - return error; - for (i = 0; i < tx_7segled_num; i++) { - struct device *dev; - dev = kzalloc(sizeof(*dev), GFP_KERNEL); - if (!dev) { - error = -ENODEV; - break; - } - dev->id = i; - dev->bus = &tx_7segled_subsys; - dev->release = &tx_7segled_release; - error = device_register(dev); - if (error) { - put_device(dev); - return error; - } - device_create_file(dev, &dev_attr_ascii); - device_create_file(dev, &dev_attr_raw); - } - return error; -} - -device_initcall(tx_7segled_init_sysfs); diff --git a/arch/mips/txx9/generic/Makefile b/arch/mips/txx9/generic/Makefile index 76caa756ec2b..62b6dc6915e3 100644 --- a/arch/mips/txx9/generic/Makefile +++ b/arch/mips/txx9/generic/Makefile @@ -10,4 +10,3 @@ obj-$(CONFIG_SOC_TX4927) += mem_tx4927.o setup_tx4927.o irq_tx4927.o obj-$(CONFIG_SOC_TX4938) += mem_tx4927.o setup_tx4938.o irq_tx4938.o obj-$(CONFIG_SOC_TX4939) += setup_tx4939.o irq_tx4939.o obj-$(CONFIG_TOSHIBA_FPCIB0) += smsc_fdc37m81x.o -obj-$(CONFIG_TXX9_7SEGLED) += 7segled.o diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c index c7c1e30e8f3b..39cd1edf9d80 100644 --- a/arch/mips/txx9/generic/setup.c +++ b/arch/mips/txx9/generic/setup.c @@ -315,11 +315,6 @@ static void __init select_board(void) txx9_board_vec = &rbtx4937_vec; break; #endif -#ifdef CONFIG_TOSHIBA_RBTX4939 - case 0x4939: - txx9_board_vec = &rbtx4939_vec; - break; -#endif } #endif } @@ -585,21 +580,6 @@ unsigned long (*__swizzle_addr_b)(unsigned long port) = __swizzle_addr_none; EXPORT_SYMBOL(__swizzle_addr_b); #endif -#ifdef NEEDS_TXX9_IOSWABW -static u16 ioswabw_default(volatile u16 *a, u16 x) -{ - return le16_to_cpu(x); -} -static u16 __mem_ioswabw_default(volatile u16 *a, u16 x) -{ - return x; -} -u16 (*ioswabw)(volatile u16 *a, u16 x) = ioswabw_default; -EXPORT_SYMBOL(ioswabw); -u16 (*__mem_ioswabw)(volatile u16 *a, u16 x) = __mem_ioswabw_default; -EXPORT_SYMBOL(__mem_ioswabw); -#endif - void __init txx9_physmap_flash_init(int no, unsigned long addr, unsigned long size, const struct physmap_flash_data *pdata) diff --git a/arch/mips/txx9/rbtx4939/Makefile b/arch/mips/txx9/rbtx4939/Makefile deleted file mode 100644 index 840496e7a76e..000000000000 --- a/arch/mips/txx9/rbtx4939/Makefile +++ /dev/null @@ -1,2 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -obj-y += irq.o setup.o prom.o diff --git a/arch/mips/txx9/rbtx4939/irq.c b/arch/mips/txx9/rbtx4939/irq.c deleted file mode 100644 index 69a80616f0c9..000000000000 --- a/arch/mips/txx9/rbtx4939/irq.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - * Toshiba RBTX4939 interrupt routines - * Based on linux/arch/mips/txx9/rbtx4938/irq.c, - * and RBTX49xx patch from CELF patch archive. - * - * Copyright (C) 2000-2001,2005-2006 Toshiba Corporation - * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <asm/mipsregs.h> -#include <asm/txx9/rbtx4939.h> - -/* - * RBTX4939 IOC controller definition - */ - -static void rbtx4939_ioc_irq_unmask(struct irq_data *d) -{ - int ioc_nr = d->irq - RBTX4939_IRQ_IOC; - - writeb(readb(rbtx4939_ien_addr) | (1 << ioc_nr), rbtx4939_ien_addr); -} - -static void rbtx4939_ioc_irq_mask(struct irq_data *d) -{ - int ioc_nr = d->irq - RBTX4939_IRQ_IOC; - - writeb(readb(rbtx4939_ien_addr) & ~(1 << ioc_nr), rbtx4939_ien_addr); - mmiowb(); -} - -static struct irq_chip rbtx4939_ioc_irq_chip = { - .name = "IOC", - .irq_mask = rbtx4939_ioc_irq_mask, - .irq_unmask = rbtx4939_ioc_irq_unmask, -}; - - -static inline int rbtx4939_ioc_irqroute(void) -{ - unsigned char istat = readb(rbtx4939_ifac2_addr); - - if (unlikely(istat == 0)) - return -1; - return RBTX4939_IRQ_IOC + __fls8(istat); -} - -static int rbtx4939_irq_dispatch(int pending) -{ - int irq; - - if (pending & CAUSEF_IP7) - return MIPS_CPU_IRQ_BASE + 7; - irq = tx4939_irq(); - if (likely(irq >= 0)) { - /* redirect IOC interrupts */ - switch (irq) { - case RBTX4939_IRQ_IOCINT: - irq = rbtx4939_ioc_irqroute(); - break; - } - } else if (pending & CAUSEF_IP0) - irq = MIPS_CPU_IRQ_BASE + 0; - else if (pending & CAUSEF_IP1) - irq = MIPS_CPU_IRQ_BASE + 1; - else - irq = -1; - return irq; -} - -void __init rbtx4939_irq_setup(void) -{ - int i; - - /* mask all IOC interrupts */ - writeb(0, rbtx4939_ien_addr); - - /* clear SoftInt interrupts */ - writeb(0, rbtx4939_softint_addr); - - txx9_irq_dispatch = rbtx4939_irq_dispatch; - - tx4939_irq_init(); - for (i = RBTX4939_IRQ_IOC; - i < RBTX4939_IRQ_IOC + RBTX4939_NR_IRQ_IOC; i++) - irq_set_chip_and_handler(i, &rbtx4939_ioc_irq_chip, - handle_level_irq); - - irq_set_chained_handler(RBTX4939_IRQ_IOCINT, handle_simple_irq); -} diff --git a/arch/mips/txx9/rbtx4939/prom.c b/arch/mips/txx9/rbtx4939/prom.c deleted file mode 100644 index ba25ba1bd2ec..000000000000 --- a/arch/mips/txx9/rbtx4939/prom.c +++ /dev/null @@ -1,29 +0,0 @@ -/* - * rbtx4939 specific prom routines - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/init.h> -#include <linux/memblock.h> -#include <asm/txx9/generic.h> -#include <asm/txx9/rbtx4939.h> - -void __init rbtx4939_prom_init(void) -{ - unsigned long start, size; - u64 win; - int i; - - for (i = 0; i < 4; i++) { - if (!((__u32)____raw_readq(&tx4939_ddrcptr->winen) & (1 << i))) - continue; - win = ____raw_readq(&tx4939_ddrcptr->win[i]); - start = (unsigned long)(win >> 48); - size = (((unsigned long)(win >> 32) & 0xffff) + 1) - start; - memblock_add(start << 20, size << 20); - } - txx9_sio_putchar_init(TX4939_SIO_REG(0) & 0xfffffffffULL); -} diff --git a/arch/mips/txx9/rbtx4939/setup.c b/arch/mips/txx9/rbtx4939/setup.c deleted file mode 100644 index ef29a9c2ffd6..000000000000 --- a/arch/mips/txx9/rbtx4939/setup.c +++ /dev/null @@ -1,554 +0,0 @@ -/* - * Toshiba RBTX4939 setup routines. - * Based on linux/arch/mips/txx9/rbtx4938/setup.c, - * and RBTX49xx patch from CELF patch archive. - * - * Copyright (C) 2000-2001,2005-2007 Toshiba Corporation - * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the - * terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/slab.h> -#include <linux/export.h> -#include <linux/platform_device.h> -#include <linux/leds.h> -#include <linux/interrupt.h> -#include <linux/smc91x.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/map.h> -#include <asm/reboot.h> -#include <asm/txx9/generic.h> -#include <asm/txx9/pci.h> -#include <asm/txx9/rbtx4939.h> - -static void rbtx4939_machine_restart(char *command) -{ - local_irq_disable(); - writeb(1, rbtx4939_reseten_addr); - writeb(1, rbtx4939_softreset_addr); - while (1) - ; -} - -static void __init rbtx4939_time_init(void) -{ - tx4939_time_init(0); -} - -#if defined(__BIG_ENDIAN) && IS_ENABLED(CONFIG_SMC91X) -#define HAVE_RBTX4939_IOSWAB -#define IS_CE1_ADDR(addr) \ - ((((unsigned long)(addr) - IO_BASE) & 0xfff00000) == TXX9_CE(1)) -static u16 rbtx4939_ioswabw(volatile u16 *a, u16 x) -{ - return IS_CE1_ADDR(a) ? x : le16_to_cpu(x); -} -static u16 rbtx4939_mem_ioswabw(volatile u16 *a, u16 x) -{ - return !IS_CE1_ADDR(a) ? x : le16_to_cpu(x); -} -#endif /* __BIG_ENDIAN && CONFIG_SMC91X */ - -static void __init rbtx4939_pci_setup(void) -{ -#ifdef CONFIG_PCI - int extarb = !(__raw_readq(&tx4939_ccfgptr->ccfg) & TX4939_CCFG_PCIARB); - struct pci_controller *c = &txx9_primary_pcic; - - register_pci_controller(c); - - tx4939_report_pciclk(); - tx4927_pcic_setup(tx4939_pcicptr, c, extarb); - if (!(__raw_readq(&tx4939_ccfgptr->pcfg) & TX4939_PCFG_ATA1MODE) && - (__raw_readq(&tx4939_ccfgptr->pcfg) & - (TX4939_PCFG_ET0MODE | TX4939_PCFG_ET1MODE))) { - tx4939_report_pci1clk(); - - /* mem:64K(max), io:64K(max) (enough for ETH0,ETH1) */ - c = txx9_alloc_pci_controller(NULL, 0, 0x10000, 0, 0x10000); - register_pci_controller(c); - tx4927_pcic_setup(tx4939_pcic1ptr, c, 0); - } - - tx4939_setup_pcierr_irq(); -#endif /* CONFIG_PCI */ -} - -static unsigned long long default_ebccr[] __initdata = { - 0x01c0000000007608ULL, /* 64M ROM */ - 0x017f000000007049ULL, /* 1M IOC */ - 0x0180000000408608ULL, /* ISA */ - 0, -}; - -static void __init rbtx4939_ebusc_setup(void) -{ - int i; - unsigned int sp; - - /* use user-configured speed */ - sp = TX4939_EBUSC_CR(0) & 0x30; - default_ebccr[0] |= sp; - default_ebccr[1] |= sp; - default_ebccr[2] |= sp; - /* initialise by myself */ - for (i = 0; i < ARRAY_SIZE(default_ebccr); i++) { - if (default_ebccr[i]) - ____raw_writeq(default_ebccr[i], - &tx4939_ebuscptr->cr[i]); - else - ____raw_writeq(____raw_readq(&tx4939_ebuscptr->cr[i]) - & ~8, - &tx4939_ebuscptr->cr[i]); - } -} - -static void __init rbtx4939_update_ioc_pen(void) -{ - __u64 pcfg = ____raw_readq(&tx4939_ccfgptr->pcfg); - __u64 ccfg = ____raw_readq(&tx4939_ccfgptr->ccfg); - __u8 pe1 = readb(rbtx4939_pe1_addr); - __u8 pe2 = readb(rbtx4939_pe2_addr); - __u8 pe3 = readb(rbtx4939_pe3_addr); - if (pcfg & TX4939_PCFG_ATA0MODE) - pe1 |= RBTX4939_PE1_ATA(0); - else - pe1 &= ~RBTX4939_PE1_ATA(0); - if (pcfg & TX4939_PCFG_ATA1MODE) { - pe1 |= RBTX4939_PE1_ATA(1); - pe1 &= ~(RBTX4939_PE1_RMII(0) | RBTX4939_PE1_RMII(1)); - } else { - pe1 &= ~RBTX4939_PE1_ATA(1); - if (pcfg & TX4939_PCFG_ET0MODE) - pe1 |= RBTX4939_PE1_RMII(0); - else - pe1 &= ~RBTX4939_PE1_RMII(0); - if (pcfg & TX4939_PCFG_ET1MODE) - pe1 |= RBTX4939_PE1_RMII(1); - else - pe1 &= ~RBTX4939_PE1_RMII(1); - } - if (ccfg & TX4939_CCFG_PTSEL) - pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_P | - RBTX4939_PE3_VP_S); - else { - __u64 vmode = pcfg & - (TX4939_PCFG_VSSMODE | TX4939_PCFG_VPSMODE); - if (vmode == 0) - pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_P | - RBTX4939_PE3_VP_S); - else if (vmode == TX4939_PCFG_VPSMODE) { - pe3 |= RBTX4939_PE3_VP_P; - pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_S); - } else if (vmode == TX4939_PCFG_VSSMODE) { - pe3 |= RBTX4939_PE3_VP | RBTX4939_PE3_VP_S; - pe3 &= ~RBTX4939_PE3_VP_P; - } else { - pe3 |= RBTX4939_PE3_VP | RBTX4939_PE3_VP_P; - pe3 &= ~RBTX4939_PE3_VP_S; - } - } - if (pcfg & TX4939_PCFG_SPIMODE) { - if (pcfg & TX4939_PCFG_SIO2MODE_GPIO) - pe2 &= ~(RBTX4939_PE2_SIO2 | RBTX4939_PE2_SIO0); - else { - if (pcfg & TX4939_PCFG_SIO2MODE_SIO2) { - pe2 |= RBTX4939_PE2_SIO2; - pe2 &= ~RBTX4939_PE2_SIO0; - } else { - pe2 |= RBTX4939_PE2_SIO0; - pe2 &= ~RBTX4939_PE2_SIO2; - } - } - if (pcfg & TX4939_PCFG_SIO3MODE) - pe2 |= RBTX4939_PE2_SIO3; - else - pe2 &= ~RBTX4939_PE2_SIO3; - pe2 &= ~RBTX4939_PE2_SPI; - } else { - pe2 |= RBTX4939_PE2_SPI; - pe2 &= ~(RBTX4939_PE2_SIO3 | RBTX4939_PE2_SIO2 | - RBTX4939_PE2_SIO0); - } - if ((pcfg & TX4939_PCFG_I2SMODE_MASK) == TX4939_PCFG_I2SMODE_GPIO) - pe2 |= RBTX4939_PE2_GPIO; - else - pe2 &= ~RBTX4939_PE2_GPIO; - writeb(pe1, rbtx4939_pe1_addr); - writeb(pe2, rbtx4939_pe2_addr); - writeb(pe3, rbtx4939_pe3_addr); -} - -#define RBTX4939_MAX_7SEGLEDS 8 - -#if IS_BUILTIN(CONFIG_LEDS_CLASS) -static u8 led_val[RBTX4939_MAX_7SEGLEDS]; -struct rbtx4939_led_data { - struct led_classdev cdev; - char name[32]; - unsigned int num; -}; - -/* Use "dot" in 7seg LEDs */ -static void rbtx4939_led_brightness_set(struct led_classdev *led_cdev, - enum led_brightness value) -{ - struct rbtx4939_led_data *led_dat = - container_of(led_cdev, struct rbtx4939_led_data, cdev); - unsigned int num = led_dat->num; - unsigned long flags; - - local_irq_save(flags); - led_val[num] = (led_val[num] & 0x7f) | (value ? 0x80 : 0); - writeb(led_val[num], rbtx4939_7seg_addr(num / 4, num % 4)); - local_irq_restore(flags); -} - -static int __init rbtx4939_led_probe(struct platform_device *pdev) -{ - struct rbtx4939_led_data *leds_data; - int i; - static char *default_triggers[] __initdata = { - "heartbeat", - "disk-activity", - "nand-disk", - }; - - leds_data = kcalloc(RBTX4939_MAX_7SEGLEDS, sizeof(*leds_data), - GFP_KERNEL); - if (!leds_data) - return -ENOMEM; - for (i = 0; i < RBTX4939_MAX_7SEGLEDS; i++) { - int rc; - struct rbtx4939_led_data *led_dat = &leds_data[i]; - - led_dat->num = i; - led_dat->cdev.brightness_set = rbtx4939_led_brightness_set; - sprintf(led_dat->name, "rbtx4939:amber:%u", i); - led_dat->cdev.name = led_dat->name; - if (i < ARRAY_SIZE(default_triggers)) - led_dat->cdev.default_trigger = default_triggers[i]; - rc = led_classdev_register(&pdev->dev, &led_dat->cdev); - if (rc < 0) - return rc; - led_dat->cdev.brightness_set(&led_dat->cdev, 0); - } - return 0; - -} - -static struct platform_driver rbtx4939_led_driver = { - .driver = { - .name = "rbtx4939-led", - }, -}; - -static void __init rbtx4939_led_setup(void) -{ - platform_device_register_simple("rbtx4939-led", -1, NULL, 0); - platform_driver_probe(&rbtx4939_led_driver, rbtx4939_led_probe); -} -#else -static inline void rbtx4939_led_setup(void) -{ -} -#endif - -static void __rbtx4939_7segled_putc(unsigned int pos, unsigned char val) -{ -#if IS_BUILTIN(CONFIG_LEDS_CLASS) - unsigned long flags; - local_irq_save(flags); - /* bit7: reserved for LED class */ - led_val[pos] = (led_val[pos] & 0x80) | (val & 0x7f); - val = led_val[pos]; - local_irq_restore(flags); -#endif - writeb(val, rbtx4939_7seg_addr(pos / 4, pos % 4)); -} - -static void rbtx4939_7segled_putc(unsigned int pos, unsigned char val) -{ - /* convert from map_to_seg7() notation */ - val = (val & 0x88) | - ((val & 0x40) >> 6) | - ((val & 0x20) >> 4) | - ((val & 0x10) >> 2) | - ((val & 0x04) << 2) | - ((val & 0x02) << 4) | - ((val & 0x01) << 6); - __rbtx4939_7segled_putc(pos, val); -} - -#if IS_ENABLED(CONFIG_MTD_RBTX4939) -/* special mapping for boot rom */ -static unsigned long rbtx4939_flash_fixup_ofs(unsigned long ofs) -{ - u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; - unsigned char shift; - - if (bdipsw & 8) { - /* BOOT Mode: USER ROM1 / USER ROM2 */ - shift = bdipsw & 3; - /* rotate A[23:22] */ - return (ofs & ~0xc00000) | ((((ofs >> 22) + shift) & 3) << 22); - } -#ifdef __BIG_ENDIAN - if (bdipsw == 0) - /* BOOT Mode: Monitor ROM */ - ofs ^= 0x400000; /* swap A[22] */ -#endif - return ofs; -} - -static map_word rbtx4939_flash_read16(struct map_info *map, unsigned long ofs) -{ - map_word r; - - ofs = rbtx4939_flash_fixup_ofs(ofs); - r.x[0] = __raw_readw(map->virt + ofs); - return r; -} - -static void rbtx4939_flash_write16(struct map_info *map, const map_word datum, - unsigned long ofs) -{ - ofs = rbtx4939_flash_fixup_ofs(ofs); - __raw_writew(datum.x[0], map->virt + ofs); - mb(); /* see inline_map_write() in mtd/map.h */ -} - -static void rbtx4939_flash_copy_from(struct map_info *map, void *to, - unsigned long from, ssize_t len) -{ - u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; - unsigned char shift; - ssize_t curlen; - - from += (unsigned long)map->virt; - if (bdipsw & 8) { - /* BOOT Mode: USER ROM1 / USER ROM2 */ - shift = bdipsw & 3; - while (len) { - curlen = min_t(unsigned long, len, - 0x400000 - (from & (0x400000 - 1))); - memcpy(to, - (void *)((from & ~0xc00000) | - ((((from >> 22) + shift) & 3) << 22)), - curlen); - len -= curlen; - from += curlen; - to += curlen; - } - return; - } -#ifdef __BIG_ENDIAN - if (bdipsw == 0) { - /* BOOT Mode: Monitor ROM */ - while (len) { - curlen = min_t(unsigned long, len, - 0x400000 - (from & (0x400000 - 1))); - memcpy(to, (void *)(from ^ 0x400000), curlen); - len -= curlen; - from += curlen; - to += curlen; - } - return; - } -#endif - memcpy(to, (void *)from, len); -} - -static void rbtx4939_flash_map_init(struct map_info *map) -{ - map->read = rbtx4939_flash_read16; - map->write = rbtx4939_flash_write16; - map->copy_from = rbtx4939_flash_copy_from; -} - -static void __init rbtx4939_mtd_init(void) -{ - static struct { - struct platform_device dev; - struct resource res; - struct rbtx4939_flash_data data; - } pdevs[4]; - int i; - static char names[4][8]; - static struct mtd_partition parts[4]; - struct rbtx4939_flash_data *boot_pdata = &pdevs[0].data; - u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; - - if (bdipsw & 8) { - /* BOOT Mode: USER ROM1 / USER ROM2 */ - boot_pdata->nr_parts = 4; - for (i = 0; i < boot_pdata->nr_parts; i++) { - sprintf(names[i], "img%d", 4 - i); - parts[i].name = names[i]; - parts[i].size = 0x400000; - parts[i].offset = MTDPART_OFS_NXTBLK; - } - } else if (bdipsw == 0) { - /* BOOT Mode: Monitor ROM */ - boot_pdata->nr_parts = 2; - strcpy(names[0], "big"); - strcpy(names[1], "little"); - for (i = 0; i < boot_pdata->nr_parts; i++) { - parts[i].name = names[i]; - parts[i].size = 0x400000; - parts[i].offset = MTDPART_OFS_NXTBLK; - } - } else { - /* BOOT Mode: ROM Emulator */ - boot_pdata->nr_parts = 2; - parts[0].name = "boot"; - parts[0].offset = 0xc00000; - parts[0].size = 0x400000; - parts[1].name = "user"; - parts[1].offset = 0; - parts[1].size = 0xc00000; - } - boot_pdata->parts = parts; - boot_pdata->map_init = rbtx4939_flash_map_init; - - for (i = 0; i < ARRAY_SIZE(pdevs); i++) { - struct resource *r = &pdevs[i].res; - struct platform_device *dev = &pdevs[i].dev; - - r->start = 0x1f000000 - i * 0x1000000; - r->end = r->start + 0x1000000 - 1; - r->flags = IORESOURCE_MEM; - pdevs[i].data.width = 2; - dev->num_resources = 1; - dev->resource = r; - dev->id = i; - dev->name = "rbtx4939-flash"; - dev->dev.platform_data = &pdevs[i].data; - platform_device_register(dev); - } -} -#else -static void __init rbtx4939_mtd_init(void) -{ -} -#endif - -static void __init rbtx4939_arch_init(void) -{ - rbtx4939_pci_setup(); -} - -static void __init rbtx4939_device_init(void) -{ - unsigned long smc_addr = RBTX4939_ETHER_ADDR - IO_BASE; - struct resource smc_res[] = { - { - .start = smc_addr, - .end = smc_addr + 0x10 - 1, - .flags = IORESOURCE_MEM, - }, { - .start = RBTX4939_IRQ_ETHER, - /* override default irq flag defined in smc91x.h */ - .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, - }, - }; - struct smc91x_platdata smc_pdata = { - .flags = SMC91X_USE_16BIT, - }; - struct platform_device *pdev; -#if IS_ENABLED(CONFIG_TC35815) - int i, j; - unsigned char ethaddr[2][6]; - u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; - - for (i = 0; i < 2; i++) { - unsigned long area = CKSEG1 + 0x1fff0000 + (i * 0x10); - if (bdipsw == 0) - memcpy(ethaddr[i], (void *)area, 6); - else { - u16 buf[3]; - if (bdipsw & 8) - area -= 0x03000000; - else - area -= 0x01000000; - for (j = 0; j < 3; j++) - buf[j] = le16_to_cpup((u16 *)(area + j * 2)); - memcpy(ethaddr[i], buf, 6); - } - } - tx4939_ethaddr_init(ethaddr[0], ethaddr[1]); -#endif - pdev = platform_device_alloc("smc91x", -1); - if (!pdev || - platform_device_add_resources(pdev, smc_res, ARRAY_SIZE(smc_res)) || - platform_device_add_data(pdev, &smc_pdata, sizeof(smc_pdata)) || - platform_device_add(pdev)) - platform_device_put(pdev); - rbtx4939_mtd_init(); - /* TC58DVM82A1FT: tDH=10ns, tWP=tRP=tREADID=35ns */ - tx4939_ndfmc_init(10, 35, - (1 << 1) | (1 << 2), - (1 << 2)); /* ch1:8bit, ch2:16bit */ - rbtx4939_led_setup(); - tx4939_wdt_init(); - tx4939_ata_init(); - tx4939_rtc_init(); - tx4939_dmac_init(0, 2); - tx4939_aclc_init(); - platform_device_register_simple("txx9aclc-generic", -1, NULL, 0); - tx4939_sramc_init(); - tx4939_rng_init(); -} - -static void __init rbtx4939_setup(void) -{ - int i; - - rbtx4939_ebusc_setup(); - /* always enable ATA0 */ - txx9_set64(&tx4939_ccfgptr->pcfg, TX4939_PCFG_ATA0MODE); - if (txx9_master_clock == 0) - txx9_master_clock = 20000000; - tx4939_setup(); - rbtx4939_update_ioc_pen(); -#ifdef HAVE_RBTX4939_IOSWAB - ioswabw = rbtx4939_ioswabw; - __mem_ioswabw = rbtx4939_mem_ioswabw; -#endif - - _machine_restart = rbtx4939_machine_restart; - - txx9_7segled_init(RBTX4939_MAX_7SEGLEDS, rbtx4939_7segled_putc); - for (i = 0; i < RBTX4939_MAX_7SEGLEDS; i++) - txx9_7segled_putc(i, '-'); - pr_info("RBTX4939 (Rev %02x) --- FPGA(Rev %02x) DIPSW:%02x,%02x\n", - readb(rbtx4939_board_rev_addr), readb(rbtx4939_ioc_rev_addr), - readb(rbtx4939_udipsw_addr), readb(rbtx4939_bdipsw_addr)); - -#ifdef CONFIG_PCI - txx9_alloc_pci_controller(&txx9_primary_pcic, 0, 0, 0, 0); - txx9_board_pcibios_setup = tx4927_pcibios_setup; -#else - set_io_port_base(RBTX4939_ETHER_BASE); -#endif - - tx4939_sio_init(TX4939_SCLK0(txx9_master_clock), 0); -} - -struct txx9_board_vec rbtx4939_vec __initdata = { - .system = "Toshiba RBTX4939", - .prom_init = rbtx4939_prom_init, - .mem_setup = rbtx4939_setup, - .irq_setup = rbtx4939_irq_setup, - .time_init = rbtx4939_time_init, - .device_init = rbtx4939_device_init, - .arch_init = rbtx4939_arch_init, -#ifdef CONFIG_PCI - .pci_map_irq = tx4939_pci_map_irq, -#endif -}; |