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-rw-r--r--arch/arm/mach-omap2/Kconfig2
-rw-r--r--arch/arm/mach-omap2/board-h4.c46
-rw-r--r--arch/arm/plat-omap/Kconfig9
-rw-r--r--arch/arm/plat-omap/Makefile1
-rw-r--r--arch/arm/plat-omap/debug-devices.c86
-rw-r--r--include/asm-arm/arch-omap/board.h4
6 files changed, 102 insertions, 46 deletions
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 7393109..cf4268e 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -21,7 +21,7 @@ config MACH_OMAP_GENERIC
config MACH_OMAP_H4
bool "OMAP 2420 H4 board"
depends on ARCH_OMAP2 && ARCH_OMAP24XX
- select OMAP_DEBUG_LEDS if LEDS || LEDS_OMAP_DEBUG
+ select OMAP_DEBUG_DEVICES
config MACH_OMAP_APOLLON
bool "OMAP 2420 Apollon board"
diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c
index 452193f0..f125f43 100644
--- a/arch/arm/mach-omap2/board-h4.c
+++ b/arch/arm/mach-omap2/board-h4.c
@@ -131,26 +131,6 @@ static struct platform_device h4_flash_device = {
.resource = &h4_flash_resource,
};
-static struct resource h4_smc91x_resources[] = {
- [0] = {
- .start = OMAP24XX_ETHR_START, /* Physical */
- .end = OMAP24XX_ETHR_START + 0xf,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = OMAP_GPIO_IRQ(OMAP24XX_ETHR_GPIO_IRQ),
- .end = OMAP_GPIO_IRQ(OMAP24XX_ETHR_GPIO_IRQ),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device h4_smc91x_device = {
- .name = "smc91x",
- .id = -1,
- .num_resources = ARRAY_SIZE(h4_smc91x_resources),
- .resource = h4_smc91x_resources,
-};
-
/* Select between the IrDA and aGPS module
*/
static int h4_select_irda(struct device *dev, int state)
@@ -266,29 +246,14 @@ static struct platform_device h4_lcd_device = {
.id = -1,
};
-static struct resource h4_led_resources[] = {
- [0] = {
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device h4_led_device = {
- .name = "omap_dbg_led",
- .id = -1,
- .num_resources = ARRAY_SIZE(h4_led_resources),
- .resource = h4_led_resources,
-};
-
static struct platform_device *h4_devices[] __initdata = {
- &h4_smc91x_device,
&h4_flash_device,
&h4_irda_device,
&h4_kp_device,
&h4_lcd_device,
- &h4_led_device,
};
-static inline void __init h4_init_smc91x(void)
+static inline void __init h4_init_debug(void)
{
/* Make sure CS1 timings are correct */
GPMC_CONFIG1_1 = 0x00011200;
@@ -301,12 +266,8 @@ static inline void __init h4_init_smc91x(void)
udelay(100);
omap_cfg_reg(M15_24XX_GPIO92);
- if (omap_request_gpio(OMAP24XX_ETHR_GPIO_IRQ) < 0) {
- printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
- OMAP24XX_ETHR_GPIO_IRQ);
- return;
- }
- omap_set_gpio_direction(OMAP24XX_ETHR_GPIO_IRQ, 1);
+ if (debug_card_init(cs_mem_base, OMAP24XX_ETHR_GPIO_IRQ) < 0)
+ gpmc_cs_free(eth_cs);
}
static void __init omap_h4_init_irq(void)
@@ -314,7 +275,6 @@ static void __init omap_h4_init_irq(void)
omap2_init_common_hw();
omap_init_irq();
omap_gpio_init();
- h4_init_smc91x();
}
static struct omap_uart_config h4_uart_config __initdata = {
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index cfc69f3..c1f7e5a 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -20,10 +20,15 @@ endchoice
comment "OMAP Feature Selections"
-config OMAP_DEBUG_LEDS
+config OMAP_DEBUG_DEVICES
bool
help
- For debug card leds on TI reference boards.
+ For debug cards on TI reference boards.
+
+config OMAP_DEBUG_LEDS
+ bool
+ depends on OMAP_DEBUG_DEVICES
+ default y if LEDS || LEDS_OMAP_DEBUG
config OMAP_RESET_CLOCKS
bool "Reset unused clocks during boot"
diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
index 41a3c1c..2549129 100644
--- a/arch/arm/plat-omap/Makefile
+++ b/arch/arm/plat-omap/Makefile
@@ -17,4 +17,5 @@ obj-$(CONFIG_ARCH_OMAP16XX) += ocpi.o
obj-$(CONFIG_CPU_FREQ) += cpu-omap.o
obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o
+obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o
obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o
diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c
new file mode 100644
index 0000000..83a5f8b
--- /dev/null
+++ b/arch/arm/plat-omap/debug-devices.c
@@ -0,0 +1,86 @@
+/*
+ * linux/arch/arm/plat-omap/debug-devices.c
+ *
+ * Copyright (C) 2005 Nokia Corporation
+ * Modified from mach-omap2/board-h4.c
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+
+#include <asm/hardware.h>
+#include <asm/io.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+
+
+/* Many OMAP development platforms reuse the same "debug board"; these
+ * platforms include H2, H3, H4, and Perseus2.
+ */
+
+static struct resource smc91x_resources[] = {
+ [0] = {
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device smc91x_device = {
+ .name = "smc91x",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(smc91x_resources),
+ .resource = smc91x_resources,
+};
+
+static struct resource led_resources[] = {
+ [0] = {
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device led_device = {
+ .name = "omap_dbg_led",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(led_resources),
+ .resource = led_resources,
+};
+
+static struct platform_device *debug_devices[] __initdata = {
+ &smc91x_device,
+ &led_device,
+ /* ps2 kbd + mouse ports */
+ /* 4 extra uarts */
+ /* 6 input dip switches */
+ /* 8 output pins */
+};
+
+int __init debug_card_init(u32 addr, unsigned gpio)
+{
+ int status;
+
+ smc91x_resources[0].start = addr + 0x300;
+ smc91x_resources[0].end = addr + 0x30f;
+
+ smc91x_resources[1].start = OMAP_GPIO_IRQ(gpio);
+ smc91x_resources[1].end = OMAP_GPIO_IRQ(gpio);
+
+ status = omap_request_gpio(gpio);
+ if (status < 0) {
+ printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio);
+ return status;
+ }
+ omap_set_gpio_direction(gpio, 1);
+
+ led_resources[0].start = addr;
+ led_resources[0].end = addr + SZ_4K - 1;
+
+ return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices));
+}
diff --git a/include/asm-arm/arch-omap/board.h b/include/asm-arm/arch-omap/board.h
index 031672c..db44c5d1 100644
--- a/include/asm-arm/arch-omap/board.h
+++ b/include/asm-arm/arch-omap/board.h
@@ -179,4 +179,8 @@ extern const void *omap_get_var_config(u16 tag, size_t *len);
extern struct omap_board_config_kernel *omap_board_config;
extern int omap_board_config_size;
+
+/* for TI reference platforms sharing the same debug card */
+extern int debug_card_init(u32 addr, unsigned gpio);
+
#endif
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