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-rw-r--r--arch/arm/mach-ks8695/Kconfig6
-rw-r--r--arch/arm/mach-ks8695/Makefile1
-rw-r--r--arch/arm/mach-ks8695/board-dsm320.c131
-rw-r--r--arch/arm/mach-ks8695/board-micrel.c3
-rw-r--r--arch/arm/mach-ks8695/devices.c39
-rw-r--r--arch/arm/mach-ks8695/gpio.c44
-rw-r--r--arch/arm/mach-ks8695/include/mach/dma.h17
-rw-r--r--arch/arm/mach-ks8695/include/mach/gpio.h49
-rw-r--r--arch/arm/mach-ks8695/include/mach/io.h4
-rw-r--r--arch/arm/mach-ks8695/include/mach/memory.h5
10 files changed, 208 insertions, 91 deletions
diff --git a/arch/arm/mach-ks8695/Kconfig b/arch/arm/mach-ks8695/Kconfig
index ce1cf8de2b4..2754daabda5 100644
--- a/arch/arm/mach-ks8695/Kconfig
+++ b/arch/arm/mach-ks8695/Kconfig
@@ -8,6 +8,12 @@ config MACH_KS8695
Say 'Y' here if you want your kernel to run on the original
Kendin-Micrel KS8695 development board.
+config MACH_DSM320
+ bool "DSM-320 Wireless Media Player"
+ help
+ Say 'Y' here if you want your kernel to run on the D-Link
+ DSM-320 Wireless Media Player.
+
endmenu
endif
diff --git a/arch/arm/mach-ks8695/Makefile b/arch/arm/mach-ks8695/Makefile
index ade42b73afb..f735d2cc029 100644
--- a/arch/arm/mach-ks8695/Makefile
+++ b/arch/arm/mach-ks8695/Makefile
@@ -16,3 +16,4 @@ obj-$(CONFIG_LEDS) += leds.o
# Board-specific support
obj-$(CONFIG_MACH_KS8695) += board-micrel.o
+obj-$(CONFIG_MACH_DSM320) += board-dsm320.o
diff --git a/arch/arm/mach-ks8695/board-dsm320.c b/arch/arm/mach-ks8695/board-dsm320.c
new file mode 100644
index 00000000000..521ff0789f3
--- /dev/null
+++ b/arch/arm/mach-ks8695/board-dsm320.c
@@ -0,0 +1,131 @@
+/*
+ * arch/arm/mach-ks8695/board-dsm320.c
+ *
+ * DSM-320 D-Link Wireless Media Player, board support.
+ *
+ * Copyright 2008 Simtec Electronics
+ * Daniel Silverstone <dsilvers@simtec.co.uk>
+ *
+ * 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/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/devices.h>
+#include <mach/gpio.h>
+
+#include "generic.h"
+
+#ifdef CONFIG_PCI
+static int dsm320_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ switch (slot) {
+ case 0:
+ /* PCI-AHB bridge? */
+ return KS8695_IRQ_EXTERN0;
+ case 18:
+ /* Mini PCI slot */
+ return KS8695_IRQ_EXTERN2;
+ case 20:
+ /* RealMAGIC chip */
+ return KS8695_IRQ_EXTERN0;
+ }
+ BUG();
+}
+
+static struct ks8695_pci_cfg __initdata dsm320_pci = {
+ .mode = KS8695_MODE_MINIPCI,
+ .map_irq = dsm320_pci_map_irq,
+};
+
+static void __init dsm320_register_pci(void)
+{
+ /* Initialise the GPIO lines for interrupt mode */
+ /* RealMAGIC */
+ ks8695_gpio_interrupt(KS8695_GPIO_0, IRQ_TYPE_LEVEL_LOW);
+ /* MiniPCI Slot */
+ ks8695_gpio_interrupt(KS8695_GPIO_2, IRQ_TYPE_LEVEL_LOW);
+
+ ks8695_init_pci(&dsm320_pci);
+}
+
+#else
+static inline void __init dsm320_register_pci(void) { }
+#endif
+
+static struct physmap_flash_data dsm320_nor_pdata = {
+ .width = 4,
+ .nr_parts = 0,
+};
+
+static struct resource dsm320_nor_resource[] = {
+ [0] = {
+ .start = SZ_32M, /* We expect the bootloader to map
+ * the flash here.
+ */
+ .end = SZ_32M + SZ_4M - 1,
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device dsm320_device_nor = {
+ .name = "physmap-flash",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(dsm320_nor_resource),
+ .resource = dsm320_nor_resource,
+ .dev = {
+ .platform_data = &dsm320_nor_pdata,
+ },
+};
+
+void __init dsm320_register_nor(void)
+{
+ int ret;
+
+ ret = platform_device_register(&dsm320_device_nor);
+ if (ret < 0)
+ printk(KERN_ERR "failed to register physmap-flash device\n");
+}
+
+static void __init dsm320_init(void)
+{
+ /* GPIO registration */
+ ks8695_register_gpios();
+
+ /* PCI registration */
+ dsm320_register_pci();
+
+ /* Network device */
+ ks8695_add_device_lan(); /* eth0 = LAN */
+
+ /* NOR devices */
+ dsm320_register_nor();
+}
+
+MACHINE_START(DSM320, "D-Link DSM-320 Wireless Media Player")
+ /* Maintainer: Simtec Electronics. */
+ .phys_io = KS8695_IO_PA,
+ .io_pg_offst = (KS8695_IO_VA >> 18) & 0xfffc,
+ .boot_params = KS8695_SDRAM_PA + 0x100,
+ .map_io = ks8695_map_io,
+ .init_irq = ks8695_init_irq,
+ .init_machine = dsm320_init,
+ .timer = &ks8695_timer,
+MACHINE_END
diff --git a/arch/arm/mach-ks8695/board-micrel.c b/arch/arm/mach-ks8695/board-micrel.c
index 0468e93b7d3..8ceaf5ac6e2 100644
--- a/arch/arm/mach-ks8695/board-micrel.c
+++ b/arch/arm/mach-ks8695/board-micrel.c
@@ -18,6 +18,7 @@
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
+#include <mach/gpio.h>
#include <mach/devices.h>
#include "generic.h"
@@ -39,6 +40,8 @@ static void __init micrel_init(void)
{
printk(KERN_INFO "Micrel KS8695 Development Board initializing\n");
+ ks8695_register_gpios();
+
#ifdef CONFIG_PCI
ks8695_init_pci(&micrel_pci);
#endif
diff --git a/arch/arm/mach-ks8695/devices.c b/arch/arm/mach-ks8695/devices.c
index 4bd251482c8..b89fb6d46cc 100644
--- a/arch/arm/mach-ks8695/devices.c
+++ b/arch/arm/mach-ks8695/devices.c
@@ -22,22 +22,24 @@
#include <linux/platform_device.h>
+#include <mach/irqs.h>
#include <mach/regs-wan.h>
#include <mach/regs-lan.h>
#include <mach/regs-hpna.h>
+#include <mach/regs-switch.h>
+#include <mach/regs-misc.h>
/* --------------------------------------------------------------------
* Ethernet
* -------------------------------------------------------------------- */
-#if defined(CONFIG_ARM_KS8695_ETHER) || defined(CONFIG_ARM_KS8695_ETHER_MODULE)
static u64 eth_dmamask = 0xffffffffUL;
static struct resource ks8695_wan_resources[] = {
[0] = {
- .start = KS8695_WAN_VA,
- .end = KS8695_WAN_VA + 0x00ff,
+ .start = KS8695_WAN_PA,
+ .end = KS8695_WAN_PA + 0x00ff,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -58,6 +60,12 @@ static struct resource ks8695_wan_resources[] = {
.end = KS8695_IRQ_WAN_LINK,
.flags = IORESOURCE_IRQ,
},
+ [4] = {
+ .name = "WAN PHY",
+ .start = KS8695_MISC_PA,
+ .end = KS8695_MISC_PA + 0x1f,
+ .flags = IORESOURCE_MEM,
+ },
};
static struct platform_device ks8695_wan_device = {
@@ -74,8 +82,8 @@ static struct platform_device ks8695_wan_device = {
static struct resource ks8695_lan_resources[] = {
[0] = {
- .start = KS8695_LAN_VA,
- .end = KS8695_LAN_VA + 0x00ff,
+ .start = KS8695_LAN_PA,
+ .end = KS8695_LAN_PA + 0x00ff,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -90,6 +98,12 @@ static struct resource ks8695_lan_resources[] = {
.end = KS8695_IRQ_LAN_TX_STATUS,
.flags = IORESOURCE_IRQ,
},
+ [3] = {
+ .name = "LAN SWITCH",
+ .start = KS8695_SWITCH_PA,
+ .end = KS8695_SWITCH_PA + 0x4f,
+ .flags = IORESOURCE_MEM,
+ },
};
static struct platform_device ks8695_lan_device = {
@@ -106,8 +120,8 @@ static struct platform_device ks8695_lan_device = {
static struct resource ks8695_hpna_resources[] = {
[0] = {
- .start = KS8695_HPNA_VA,
- .end = KS8695_HPNA_VA + 0x00ff,
+ .start = KS8695_HPNA_PA,
+ .end = KS8695_HPNA_PA + 0x00ff,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -149,18 +163,12 @@ void __init ks8696_add_device_hpna(void)
{
platform_device_register(&ks8695_hpna_device);
}
-#else
-void __init ks8695_add_device_wan(void) {}
-void __init ks8695_add_device_lan(void) {}
-void __init ks8696_add_device_hpna(void) {}
-#endif
/* --------------------------------------------------------------------
* Watchdog
* -------------------------------------------------------------------- */
-#if defined(CONFIG_KS8695_WATCHDOG) || defined(CONFIG_KS8695_WATCHDOG_MODULE)
static struct platform_device ks8695_wdt_device = {
.name = "ks8695_wdt",
.id = -1,
@@ -171,9 +179,6 @@ static void __init ks8695_add_device_watchdog(void)
{
platform_device_register(&ks8695_wdt_device);
}
-#else
-static void __init ks8695_add_device_watchdog(void) {}
-#endif
/* --------------------------------------------------------------------
@@ -190,7 +195,7 @@ void __init ks8695_init_leds(u8 cpu_led, u8 timer_led)
gpio_direction_output(cpu_led, 1);
gpio_direction_output(timer_led, 1);
- ks8695_leds_cpu = cpu_led;
+ ks8695_leds_cpu = cpu_led;
ks8695_leds_timer = timer_led;
}
#else
diff --git a/arch/arm/mach-ks8695/gpio.c b/arch/arm/mach-ks8695/gpio.c
index 9aecf0c4b8b..55fbf7111a5 100644
--- a/arch/arm/mach-ks8695/gpio.c
+++ b/arch/arm/mach-ks8695/gpio.c
@@ -2,6 +2,8 @@
* arch/arm/mach-ks8695/gpio.c
*
* Copyright (C) 2006 Andrew Victor
+ * Updated to GPIOLIB, Copyright 2008 Simtec Electronics
+ * Daniel Silverstone <dsilvers@simtec.co.uk>
*
* 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
@@ -35,7 +37,7 @@
* Configure a GPIO line for either GPIO function, or its internal
* function (Interrupt, Timer, etc).
*/
-static void __init_or_module ks8695_gpio_mode(unsigned int pin, short gpio)
+static void ks8695_gpio_mode(unsigned int pin, short gpio)
{
unsigned int enable[] = { IOPC_IOEINT0EN, IOPC_IOEINT1EN, IOPC_IOEINT2EN, IOPC_IOEINT3EN, IOPC_IOTIM0EN, IOPC_IOTIM1EN };
unsigned long x, flags;
@@ -61,7 +63,7 @@ static unsigned short gpio_irq[] = { KS8695_IRQ_EXTERN0, KS8695_IRQ_EXTERN1, KS8
/*
* Configure GPIO pin as external interrupt source.
*/
-int __init_or_module ks8695_gpio_interrupt(unsigned int pin, unsigned int type)
+int ks8695_gpio_interrupt(unsigned int pin, unsigned int type)
{
unsigned long x, flags;
@@ -94,7 +96,7 @@ EXPORT_SYMBOL(ks8695_gpio_interrupt);
/*
* Configure the GPIO line as an input.
*/
-int __init_or_module gpio_direction_input(unsigned int pin)
+static int ks8695_gpio_direction_input(struct gpio_chip *gc, unsigned int pin)
{
unsigned long x, flags;
@@ -115,13 +117,13 @@ int __init_or_module gpio_direction_input(unsigned int pin)
return 0;
}
-EXPORT_SYMBOL(gpio_direction_input);
/*
* Configure the GPIO line as an output, with default state.
*/
-int __init_or_module gpio_direction_output(unsigned int pin, unsigned int state)
+static int ks8695_gpio_direction_output(struct gpio_chip *gc,
+ unsigned int pin, int state)
{
unsigned long x, flags;
@@ -150,13 +152,13 @@ int __init_or_module gpio_direction_output(unsigned int pin, unsigned int state)
return 0;
}
-EXPORT_SYMBOL(gpio_direction_output);
/*
* Set the state of an output GPIO line.
*/
-void gpio_set_value(unsigned int pin, unsigned int state)
+static void ks8695_gpio_set_value(struct gpio_chip *gc,
+ unsigned int pin, int state)
{
unsigned long x, flags;
@@ -175,13 +177,12 @@ void gpio_set_value(unsigned int pin, unsigned int state)
local_irq_restore(flags);
}
-EXPORT_SYMBOL(gpio_set_value);
/*
* Read the state of a GPIO line.
*/
-int gpio_get_value(unsigned int pin)
+static int ks8695_gpio_get_value(struct gpio_chip *gc, unsigned int pin)
{
unsigned long x;
@@ -191,21 +192,18 @@ int gpio_get_value(unsigned int pin)
x = __raw_readl(KS8695_GPIO_VA + KS8695_IOPD);
return (x & IOPD(pin)) != 0;
}
-EXPORT_SYMBOL(gpio_get_value);
/*
* Map GPIO line to IRQ number.
*/
-int gpio_to_irq(unsigned int pin)
+static int ks8695_gpio_to_irq(struct gpio_chip *gc, unsigned int pin)
{
if (pin > KS8695_GPIO_3) /* only GPIO 0..3 can generate IRQ */
return -EINVAL;
return gpio_irq[pin];
}
-EXPORT_SYMBOL(gpio_to_irq);
-
/*
* Map IRQ number to GPIO line.
@@ -219,6 +217,26 @@ int irq_to_gpio(unsigned int irq)
}
EXPORT_SYMBOL(irq_to_gpio);
+/* GPIOLIB interface */
+
+static struct gpio_chip ks8695_gpio_chip = {
+ .label = "KS8695",
+ .direction_input = ks8695_gpio_direction_input,
+ .direction_output = ks8695_gpio_direction_output,
+ .get = ks8695_gpio_get_value,
+ .set = ks8695_gpio_set_value,
+ .to_irq = ks8695_gpio_to_irq,
+ .base = 0,
+ .ngpio = 16,
+ .can_sleep = 0,
+};
+
+/* Register the GPIOs */
+void ks8695_register_gpios(void)
+{
+ if (gpiochip_add(&ks8695_gpio_chip))
+ printk(KERN_ERR "Unable to register core GPIOs\n");
+}
/* .... Debug interface ..................................................... */
diff --git a/arch/arm/mach-ks8695/include/mach/dma.h b/arch/arm/mach-ks8695/include/mach/dma.h
deleted file mode 100644
index 56120628008..00000000000
--- a/arch/arm/mach-ks8695/include/mach/dma.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * arch/arm/mach-ks8695/include/mach/dma.h
- *
- * 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
- */
diff --git a/arch/arm/mach-ks8695/include/mach/gpio.h b/arch/arm/mach-ks8695/include/mach/gpio.h
index d4af5c335f1..86312d476bc 100644
--- a/arch/arm/mach-ks8695/include/mach/gpio.h
+++ b/arch/arm/mach-ks8695/include/mach/gpio.h
@@ -30,53 +30,28 @@
#define KS8695_GPIO_14 14
#define KS8695_GPIO_15 15
-
/*
* Configure GPIO pin as external interrupt source.
*/
-int __init_or_module ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
-
-/*
- * Configure the GPIO line as an input.
- */
-int __init_or_module gpio_direction_input(unsigned int pin);
-
-/*
- * Configure the GPIO line as an output, with default state.
- */
-int __init_or_module gpio_direction_output(unsigned int pin, unsigned int state);
-
-/*
- * Set the state of an output GPIO line.
- */
-void gpio_set_value(unsigned int pin, unsigned int state);
-
-/*
- * Read the state of a GPIO line.
- */
-int gpio_get_value(unsigned int pin);
-
-/*
- * Map GPIO line to IRQ number.
- */
-int gpio_to_irq(unsigned int pin);
+extern int ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
/*
* Map IRQ number to GPIO line.
*/
-int irq_to_gpio(unsigned int irq);
-
+extern int irq_to_gpio(unsigned int irq);
#include <asm-generic/gpio.h>
-static inline int gpio_request(unsigned int pin, const char *label)
-{
- return 0;
-}
+/* If it turns out that we need to optimise GPIO access for the
+ * Micrel's GPIOs, then these can be changed to check their argument
+ * directly as static inlines. However for now it's probably not
+ * worthwhile.
+ */
+#define gpio_get_value __gpio_get_value
+#define gpio_set_value __gpio_set_value
+#define gpio_to_irq __gpio_to_irq
-static inline void gpio_free(unsigned int pin)
-{
- might_sleep();
-}
+/* Register the GPIOs */
+extern void ks8695_register_gpios(void);
#endif
diff --git a/arch/arm/mach-ks8695/include/mach/io.h b/arch/arm/mach-ks8695/include/mach/io.h
index f364f24ffe1..a7a63ac3ba4 100644
--- a/arch/arm/mach-ks8695/include/mach/io.h
+++ b/arch/arm/mach-ks8695/include/mach/io.h
@@ -13,7 +13,7 @@
#define IO_SPACE_LIMIT 0xffffffff
-#define __io(a) ((void __iomem *)(a))
-#define __mem_pci(a) (a)
+#define __io(a) __typesafe_io(a)
+#define __mem_pci(a) (a)
#endif
diff --git a/arch/arm/mach-ks8695/include/mach/memory.h b/arch/arm/mach-ks8695/include/mach/memory.h
index 8fbc4c76c38..6d5887cf574 100644
--- a/arch/arm/mach-ks8695/include/mach/memory.h
+++ b/arch/arm/mach-ks8695/include/mach/memory.h
@@ -37,11 +37,6 @@ extern struct bus_type platform_bus_type;
(dma_addr_t)__virt_to_phys(x) : (dma_addr_t)__virt_to_bus(x); })
#define __arch_page_to_dma(dev, x) __arch_virt_to_dma(dev, page_address(x))
-#else
-
-#define __virt_to_bus(x) __virt_to_phys(x)
-#define __bus_to_virt(x) __phys_to_virt(x)
-
#endif
#endif