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Diffstat (limited to 'arch/mips/txx9/rbtx4927/setup.c')
-rw-r--r--arch/mips/txx9/rbtx4927/setup.c136
1 files changed, 49 insertions, 87 deletions
diff --git a/arch/mips/txx9/rbtx4927/setup.c b/arch/mips/txx9/rbtx4927/setup.c
index 3da20ea3e55..3c516ef625e 100644
--- a/arch/mips/txx9/rbtx4927/setup.c
+++ b/arch/mips/txx9/rbtx4927/setup.c
@@ -2,7 +2,7 @@
* Toshiba rbtx4927 specific setup
*
* Author: MontaVista Software, Inc.
- * source@mvista.com
+ * source@mvista.com
*
* Copyright 2001-2002 MontaVista Software Inc.
*
@@ -46,12 +46,11 @@
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/ioport.h>
-#include <linux/interrupt.h>
-#include <linux/pm.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
#include <asm/io.h>
-#include <asm/processor.h>
#include <asm/reboot.h>
#include <asm/txx9/generic.h>
#include <asm/txx9/pci.h>
@@ -103,6 +102,7 @@ static void __init tx4927_pci_setup(void)
tx4927_report_pciclk();
tx4927_pcic_setup(tx4927_pcicptr, c, extarb);
}
+ tx4927_setup_pcierr_irq();
}
static void __init tx4937_pci_setup(void)
@@ -149,6 +149,7 @@ static void __init tx4937_pci_setup(void)
tx4938_report_pciclk();
tx4927_pcic_setup(tx4938_pcicptr, c, extarb);
}
+ tx4938_setup_pcierr_irq();
}
static void __init rbtx4927_arch_init(void)
@@ -165,17 +166,8 @@ static void __init rbtx4937_arch_init(void)
#define rbtx4937_arch_init NULL
#endif /* CONFIG_PCI */
-static void __noreturn wait_forever(void)
-{
- while (1)
- if (cpu_wait)
- (*cpu_wait)();
-}
-
static void toshiba_rbtx4927_restart(char *command)
{
- printk(KERN_NOTICE "System Rebooting...\n");
-
/* enable the s/w reset register */
writeb(1, rbtx4927_softresetlock_addr);
@@ -186,24 +178,8 @@ static void toshiba_rbtx4927_restart(char *command)
/* do a s/w reset */
writeb(1, rbtx4927_softreset_addr);
- /* do something passive while waiting for reset */
- local_irq_disable();
- wait_forever();
- /* no return */
-}
-
-static void toshiba_rbtx4927_halt(void)
-{
- printk(KERN_NOTICE "System Halted\n");
- local_irq_disable();
- wait_forever();
- /* no return */
-}
-
-static void toshiba_rbtx4927_power_off(void)
-{
- toshiba_rbtx4927_halt();
- /* no return */
+ /* fallback */
+ (*_machine_halt)();
}
static void __init rbtx4927_clock_init(void);
@@ -211,17 +187,6 @@ static void __init rbtx4937_clock_init(void);
static void __init rbtx4927_mem_setup(void)
{
- u32 cp0_config;
- char *argptr;
-
- /* f/w leaves this on at startup */
- clear_c0_status(ST0_ERL);
-
- /* enable caches -- HCP5 does this, pmon does not */
- cp0_config = read_c0_config();
- cp0_config = cp0_config & ~(TX49_CONF_IC | TX49_CONF_DC);
- write_c0_config(cp0_config);
-
if (TX4927_REV_PCODE() == 0x4927) {
rbtx4927_clock_init();
tx4927_setup();
@@ -231,38 +196,21 @@ static void __init rbtx4927_mem_setup(void)
}
_machine_restart = toshiba_rbtx4927_restart;
- _machine_halt = toshiba_rbtx4927_halt;
- pm_power_off = toshiba_rbtx4927_power_off;
#ifdef CONFIG_PCI
txx9_alloc_pci_controller(&txx9_primary_pcic,
RBTX4927_PCIMEM, RBTX4927_PCIMEM_SIZE,
RBTX4927_PCIIO, RBTX4927_PCIIO_SIZE);
+ txx9_board_pcibios_setup = tx4927_pcibios_setup;
#else
set_io_port_base(KSEG1 + RBTX4927_ISA_IO_OFFSET);
#endif
- tx4927_setup_serial();
-#ifdef CONFIG_SERIAL_TXX9_CONSOLE
- argptr = prom_getcmdline();
- if (strstr(argptr, "console=") == NULL) {
- strcat(argptr, " console=ttyS0,38400");
- }
-#endif
-
-#ifdef CONFIG_ROOT_NFS
- argptr = prom_getcmdline();
- if (strstr(argptr, "root=") == NULL) {
- strcat(argptr, " root=/dev/nfs rw");
- }
-#endif
+ /* TX4927-SIO DTR on (PIO[15]) */
+ gpio_request(15, "sio-dtr");
+ gpio_direction_output(15, 1);
-#ifdef CONFIG_IP_PNP
- argptr = prom_getcmdline();
- if (strstr(argptr, "ip=") == NULL) {
- strcat(argptr, " ip=any");
- }
-#endif
+ tx4927_sio_init(0, 0);
}
static void __init rbtx4927_clock_init(void)
@@ -324,19 +272,17 @@ static void __init rbtx4927_time_init(void)
tx4927_time_init(0);
}
-static int __init toshiba_rbtx4927_rtc_init(void)
+static void __init toshiba_rbtx4927_rtc_init(void)
{
struct resource res = {
.start = RBTX4927_BRAMRTC_BASE - IO_BASE,
.end = RBTX4927_BRAMRTC_BASE - IO_BASE + 0x800 - 1,
.flags = IORESOURCE_MEM,
};
- struct platform_device *dev =
- platform_device_register_simple("rtc-ds1742", -1, &res, 1);
- return IS_ERR(dev) ? PTR_ERR(dev) : 0;
+ platform_device_register_simple("rtc-ds1742", -1, &res, 1);
}
-static int __init rbtx4927_ne_init(void)
+static void __init rbtx4927_ne_init(void)
{
struct resource res[] = {
{
@@ -348,36 +294,52 @@ static int __init rbtx4927_ne_init(void)
.flags = IORESOURCE_IRQ,
}
};
- struct platform_device *dev =
- platform_device_register_simple("ne", -1,
- res, ARRAY_SIZE(res));
- return IS_ERR(dev) ? PTR_ERR(dev) : 0;
+ platform_device_register_simple("ne", -1, res, ARRAY_SIZE(res));
}
-/* Watchdog support */
-
-static int __init txx9_wdt_init(unsigned long base)
+static void __init rbtx4927_mtd_init(void)
{
- struct resource res = {
- .start = base,
- .end = base + 0x100 - 1,
- .flags = IORESOURCE_MEM,
- };
- struct platform_device *dev =
- platform_device_register_simple("txx9wdt", -1, &res, 1);
- return IS_ERR(dev) ? PTR_ERR(dev) : 0;
+ int i;
+
+ for (i = 0; i < 2; i++)
+ tx4927_mtd_init(i);
}
-static int __init rbtx4927_wdt_init(void)
+static void __init rbtx4927_gpioled_init(void)
{
- return txx9_wdt_init(TX4927_TMR_REG(2) & 0xfffffffffULL);
+ 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();
rbtx4927_ne_init();
- rbtx4927_wdt_init();
+ tx4927_wdt_init();
+ rbtx4927_mtd_init();
+ if (TX4927_REV_PCODE() == 0x4927) {
+ tx4927_dmac_init(2);
+ tx4927_aclc_init(0, 1);
+ } else {
+ tx4938_dmac_init(0, 2);
+ tx4938_aclc_init();
+ }
+ platform_device_register_simple("txx9aclc-generic", -1, NULL, 0);
+ txx9_iocled_init(RBTX4927_LED_ADDR - IO_BASE, -1, 3, 1, "green", NULL);
+ rbtx4927_gpioled_init();
}
struct txx9_board_vec rbtx4927_vec __initdata = {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-10 08:25:54 +0000