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-rw-r--r--arch/mips/txx9/Kconfig6
-rw-r--r--arch/mips/txx9/generic/7segled.c112
-rw-r--r--arch/mips/txx9/generic/Makefile1
-rw-r--r--arch/mips/txx9/generic/setup.c37
-rw-r--r--arch/mips/txx9/rbtx4927/setup.c25
-rw-r--r--arch/mips/txx9/rbtx4939/setup.c88
6 files changed, 256 insertions, 13 deletions
diff --git a/arch/mips/txx9/Kconfig b/arch/mips/txx9/Kconfig
index 17052db4161..226e8bb2f0a 100644
--- a/arch/mips/txx9/Kconfig
+++ b/arch/mips/txx9/Kconfig
@@ -46,9 +46,10 @@ config TOSHIBA_RBTX4938
support this machine type
config TOSHIBA_RBTX4939
- bool "Toshiba RBTX4939 bobard"
+ 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
@@ -86,6 +87,9 @@ config SOC_TX4939
select HW_HAS_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/generic/7segled.c b/arch/mips/txx9/generic/7segled.c
new file mode 100644
index 00000000000..727ab21b661
--- /dev/null
+++ b/arch/mips/txx9/generic/7segled.c
@@ -0,0 +1,112 @@
+/*
+ * 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/sysdev.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 sys_device *dev,
+ struct sysdev_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 sys_device *dev,
+ struct sysdev_attribute *attr,
+ const char *buf, size_t size)
+{
+ unsigned int ch = dev->id;
+ tx_7segled_putc(ch, buf[0]);
+ return size;
+}
+
+static SYSDEV_ATTR(ascii, 0200, NULL, ascii_store);
+static SYSDEV_ATTR(raw, 0200, NULL, raw_store);
+
+static ssize_t map_seg7_show(struct sysdev_class *class, char *buf)
+{
+ memcpy(buf, &txx9_seg7map, sizeof(txx9_seg7map));
+ return sizeof(txx9_seg7map);
+}
+
+static ssize_t map_seg7_store(struct sysdev_class *class,
+ const char *buf, size_t size)
+{
+ if (size != sizeof(txx9_seg7map))
+ return -EINVAL;
+ memcpy(&txx9_seg7map, buf, size);
+ return size;
+}
+
+static SYSDEV_CLASS_ATTR(map_seg7, 0600, map_seg7_show, map_seg7_store);
+
+static struct sysdev_class tx_7segled_sysdev_class = {
+ .name = "7segled",
+};
+
+static int __init tx_7segled_init_sysfs(void)
+{
+ int error, i;
+ if (!tx_7segled_num)
+ return -ENODEV;
+ error = sysdev_class_register(&tx_7segled_sysdev_class);
+ if (error)
+ return error;
+ error = sysdev_class_create_file(&tx_7segled_sysdev_class,
+ &attr_map_seg7);
+ if (error)
+ return error;
+ for (i = 0; i < tx_7segled_num; i++) {
+ struct sys_device *dev;
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (!dev) {
+ error = -ENODEV;
+ break;
+ }
+ dev->id = i;
+ dev->cls = &tx_7segled_sysdev_class;
+ error = sysdev_register(dev);
+ if (!error) {
+ sysdev_create_file(dev, &attr_ascii);
+ sysdev_create_file(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 0030d23bef5..f2579ce054a 100644
--- a/arch/mips/txx9/generic/Makefile
+++ b/arch/mips/txx9/generic/Makefile
@@ -10,5 +10,6 @@ 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_SPI) += spi_eeprom.o
+obj-$(CONFIG_TXX9_7SEGLED) += 7segled.o
EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index 5526375010f..a13a08b8c9e 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -156,11 +156,23 @@ static struct txx9_board_vec *__init find_board_byname(const char *name)
static void __init prom_init_cmdline(void)
{
- int argc = (int)fw_arg0;
- int *argv32 = (int *)fw_arg1;
+ int argc;
+ int *argv32;
int i; /* Always ignore the "-c" at argv[0] */
char builtin[CL_SIZE];
+ if (fw_arg0 >= CKSEG0 || fw_arg1 < CKSEG0) {
+ /*
+ * argc is not a valid number, or argv32 is not a valid
+ * pointer
+ */
+ argc = 0;
+ argv32 = NULL;
+ } else {
+ argc = (int)fw_arg0;
+ argv32 = (int *)fw_arg1;
+ }
+
/* ignore all built-in args if any f/w args given */
/*
* But if built-in strings was started with '+', append them
@@ -414,10 +426,12 @@ char * __init prom_getcmdline(void)
const char *__init prom_getenv(const char *name)
{
- const s32 *str = (const s32 *)fw_arg2;
+ const s32 *str;
- if (!str)
+ if (fw_arg2 < CKSEG0)
return NULL;
+
+ str = (const s32 *)fw_arg2;
/* YAMON style ("name", "value" pairs) */
while (str[0] && str[1]) {
if (!strcmp((const char *)(unsigned long)str[0], name))
@@ -622,6 +636,21 @@ 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/rbtx4927/setup.c b/arch/mips/txx9/rbtx4927/setup.c
index 4a74423b2ba..01129a9d50f 100644
--- a/arch/mips/txx9/rbtx4927/setup.c
+++ b/arch/mips/txx9/rbtx4927/setup.c
@@ -49,6 +49,7 @@
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
+#include <linux/leds.h>
#include <asm/io.h>
#include <asm/reboot.h>
#include <asm/txx9/generic.h>
@@ -210,10 +211,6 @@ static void __init rbtx4927_mem_setup(void)
/* TX4927-SIO DTR on (PIO[15]) */
gpio_request(15, "sio-dtr");
gpio_direction_output(15, 1);
- gpio_request(0, "led");
- gpio_direction_output(0, 1);
- gpio_request(1, "led");
- gpio_direction_output(1, 1);
tx4927_sio_init(0, 0);
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
@@ -315,6 +312,25 @@ static void __init rbtx4927_mtd_init(void)
tx4927_mtd_init(i);
}
+static void __init rbtx4927_gpioled_init(void)
+{
+ static struct gpio_led leds[] = {
+ { .name = "gpioled:green:0", .gpio = 0, .active_low = 1, },
+ { .name = "gpioled:green:1", .gpio = 1, .active_low = 1, },
+ };
+ static struct gpio_led_platform_data pdata = {
+ .num_leds = ARRAY_SIZE(leds),
+ .leds = leds,
+ };
+ struct platform_device *pdev = platform_device_alloc("leds-gpio", 0);
+
+ if (!pdev)
+ return;
+ pdev->dev.platform_data = &pdata;
+ if (platform_device_add(pdev))
+ platform_device_put(pdev);
+}
+
static void __init rbtx4927_device_init(void)
{
toshiba_rbtx4927_rtc_init();
@@ -322,6 +338,7 @@ static void __init rbtx4927_device_init(void)
tx4927_wdt_init();
rbtx4927_mtd_init();
txx9_iocled_init(RBTX4927_LED_ADDR - IO_BASE, -1, 3, 1, "green", NULL);
+ rbtx4927_gpioled_init();
}
struct txx9_board_vec rbtx4927_vec __initdata = {
diff --git a/arch/mips/txx9/rbtx4939/setup.c b/arch/mips/txx9/rbtx4939/setup.c
index 9855d7bccc2..98fbd9391bf 100644
--- a/arch/mips/txx9/rbtx4939/setup.c
+++ b/arch/mips/txx9/rbtx4939/setup.c
@@ -14,6 +14,8 @@
#include <linux/types.h>
#include <linux/platform_device.h>
#include <linux/leds.h>
+#include <linux/interrupt.h>
+#include <linux/smc91x.h>
#include <asm/reboot.h>
#include <asm/txx9/generic.h>
#include <asm/txx9/pci.h>
@@ -33,6 +35,21 @@ static void __init rbtx4939_time_init(void)
tx4939_time_init(0);
}
+#if defined(__BIG_ENDIAN) && \
+ (defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE))
+#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
@@ -239,6 +256,32 @@ static inline void rbtx4939_led_setup(void)
}
#endif
+static void __rbtx4939_7segled_putc(unsigned int pos, unsigned char val)
+{
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
+ 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);
+}
+
static void __init rbtx4939_arch_init(void)
{
rbtx4939_pci_setup();
@@ -246,22 +289,50 @@ static void __init rbtx4939_arch_init(void)
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 defined(CONFIG_TC35815) || defined(CONFIG_TC35815_MODULE)
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 (readb(rbtx4939_bdipsw_addr) & 8) {
+ if (bdipsw == 0)
+ memcpy(ethaddr[i], (void *)area, 6);
+ else {
u16 buf[3];
- area -= 0x03000000;
+ 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);
- } else
- memcpy(ethaddr[i], (void *)area, 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_led_setup();
tx4939_wdt_init();
tx4939_ata_init();
@@ -269,6 +340,8 @@ static void __init rbtx4939_device_init(void)
static void __init rbtx4939_setup(void)
{
+ int i;
+
rbtx4939_ebusc_setup();
/* always enable ATA0 */
txx9_set64(&tx4939_ccfgptr->pcfg, TX4939_PCFG_ATA0MODE);
@@ -276,9 +349,16 @@ static void __init rbtx4939_setup(void)
if (txx9_master_clock == 0)
txx9_master_clock = 20000000;
tx4939_setup();
+#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));