7 files changed, 275 insertions, 14 deletions

diff --git a/arch/arm/mach-at91rm9200/Makefile b/arch/arm/mach-at91rm9200/Makefile
index 75e6ee318ded..ef88c4128edc 100644
--- a/arch/arm/mach-at91rm9200/Makefile
+++ b/arch/arm/mach-at91rm9200/Makefile
@@ -16,11 +16,12 @@ obj-$(CONFIG_MACH_CSB637)	+= board-csb637.o
 #obj-$(CONFIG_MACH_KB9200)      += board-kb9202.o
 
 # LEDs support
-#led-$(CONFIG_ARCH_AT91RM9200DK)        += leds.o
-#led-$(CONFIG_MACH_AT91RM9200EK)        += leds.o
-#led-$(CONFIG_MACH_CSB337)      += leds.o
-#led-$(CONFIG_MACH_CSB637)      += leds.o
+led-$(CONFIG_ARCH_AT91RM9200DK) += leds.o
+led-$(CONFIG_MACH_AT91RM9200EK) += leds.o
+led-$(CONFIG_MACH_CSB337)       += leds.o
+led-$(CONFIG_MACH_CSB637)       += leds.o
 #led-$(CONFIG_MACH_KB9200)      += leds.o
+#led-$(CONFIG_MACH_KAFA)        += leds.o
 obj-$(CONFIG_LEDS) += $(led-y)
 
 # VGA support
diff --git a/arch/arm/mach-at91rm9200/board-csb337.c b/arch/arm/mach-at91rm9200/board-csb337.c
index 54022e58d50d..f45104ceea8f 100644
--- a/arch/arm/mach-at91rm9200/board-csb337.c
+++ b/arch/arm/mach-at91rm9200/board-csb337.c
@@ -67,6 +67,9 @@ static void __init csb337_map_io(void)
         /* Initialize clocks: 3.6864 MHz crystal */
         at91_clock_init(3686400);
 
+        /* Setup the LEDs */
+        at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
+
 #ifdef CONFIG_SERIAL_AT91
         at91_console_port = CSB337_SERIAL_CONSOLE;
         memcpy(at91_serial_map, serial, sizeof(serial));
diff --git a/arch/arm/mach-at91rm9200/board-csb637.c b/arch/arm/mach-at91rm9200/board-csb637.c
index 8195f9d919ea..f2c2d6e79bc6 100644
--- a/arch/arm/mach-at91rm9200/board-csb637.c
+++ b/arch/arm/mach-at91rm9200/board-csb637.c
@@ -67,6 +67,9 @@ static void __init csb637_map_io(void)
         /* Initialize clocks: 3.6864 MHz crystal */
         at91_clock_init(3686400);
 
+        /* Setup the LEDs */
+        at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
+
 #ifdef CONFIG_SERIAL_AT91
         at91_console_port = CSB637_SERIAL_CONSOLE;
         memcpy(at91_serial_map, serial, sizeof(serial));
diff --git a/arch/arm/mach-at91rm9200/board-dk.c b/arch/arm/mach-at91rm9200/board-dk.c
index 8a783368366e..2d7200ed66ed 100644
--- a/arch/arm/mach-at91rm9200/board-dk.c
+++ b/arch/arm/mach-at91rm9200/board-dk.c
@@ -70,6 +70,9 @@ static void __init dk_map_io(void)
         /* Initialize clocks: 18.432 MHz crystal */
         at91_clock_init(18432000);
 
+        /* Setup the LEDs */
+        at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
+
 #ifdef CONFIG_SERIAL_AT91
         at91_console_port = DK_SERIAL_CONSOLE;
         memcpy(at91_serial_map, serial, sizeof(serial));
@@ -118,9 +121,14 @@ static void __init dk_board_init(void)
         at91_add_device_udc(&dk_udc_data);
         /* Compact Flash */
         at91_add_device_cf(&dk_cf_data);
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+        /* DataFlash card */
+        at91_set_gpio_output(AT91_PIN_PB7, 0);
+#else
         /* MMC */
-        at91_set_gpio_output(AT91_PIN_PB7, 1);  /* this MMC card slot can optionally use SPI signaling (CS3). default: MMC */
+        at91_set_gpio_output(AT91_PIN_PB7, 1);  /* this MMC card slot can optionally use SPI signaling (CS3). */
         at91_add_device_mmc(&dk_mmc_data);
+#endif
         /* VGA */
 //      dk_add_device_video();
 }
diff --git a/arch/arm/mach-at91rm9200/board-ek.c b/arch/arm/mach-at91rm9200/board-ek.c
index fd0752eba897..80d90f5135a1 100644
--- a/arch/arm/mach-at91rm9200/board-ek.c
+++ b/arch/arm/mach-at91rm9200/board-ek.c
@@ -70,6 +70,9 @@ static void __init ek_map_io(void)
         /* Initialize clocks: 18.432 MHz crystal */
         at91_clock_init(18432000);
 
+        /* Setup the LEDs */
+        at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
+
 #ifdef CONFIG_SERIAL_AT91
         at91_console_port = EK_SERIAL_CONSOLE;
         memcpy(at91_serial_map, serial, sizeof(serial));
@@ -111,9 +114,14 @@ static void __init ek_board_init(void)
         at91_add_device_usbh(&ek_usbh_data);
         /* USB Device */
         at91_add_device_udc(&ek_udc_data);
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+        /* DataFlash card */
+        at91_set_gpio_output(AT91_PIN_PB22, 0);
+#else
         /* MMC */
-        at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). default: MMC */
+        at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
         at91_add_device_mmc(&ek_mmc_data);
+#endif
         /* VGA */
 //      ek_add_device_video();
 }
diff --git a/arch/arm/mach-at91rm9200/devices.c b/arch/arm/mach-at91rm9200/devices.c
index 57eedd5beaf6..1781b8f342c4 100644
--- a/arch/arm/mach-at91rm9200/devices.c
+++ b/arch/arm/mach-at91rm9200/devices.c
@@ -28,10 +28,10 @@
 static u64 ohci_dmamask = 0xffffffffUL;
 static struct at91_usbh_data usbh_data;
 
-static struct resource at91rm9200_usbh_resource[] = {
+static struct resource at91_usbh_resource[] = {
         [0] = {
                 .start  = AT91_UHP_BASE,
-                .end    = AT91_UHP_BASE + SZ_1M -1,
+                .end    = AT91_UHP_BASE + SZ_1M - 1,
                 .flags  = IORESOURCE_MEM,
         },
         [1] = {
@@ -49,8 +49,8 @@ static struct platform_device at91rm9200_usbh_device = {
                                 .coherent_dma_mask      = 0xffffffff,
                                 .platform_data          = &usbh_data,
         },
-        .resource       = at91rm9200_usbh_resource,
-        .num_resources  = ARRAY_SIZE(at91rm9200_usbh_resource),
+        .resource       = at91_usbh_resource,
+        .num_resources  = ARRAY_SIZE(at91_usbh_resource),
 };
 
 void __init at91_add_device_usbh(struct at91_usbh_data *data)
@@ -121,6 +121,19 @@ void __init at91_add_device_udc(struct at91_udc_data *data) {}
 static u64 eth_dmamask = 0xffffffffUL;
 static struct at91_eth_data eth_data;
 
+static struct resource at91_eth_resources[] = {
+        [0] = {
+                .start  = AT91_BASE_EMAC,
+                .end    = AT91_BASE_EMAC + SZ_16K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = AT91_ID_EMAC,
+                .end    = AT91_ID_EMAC,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
 static struct platform_device at91rm9200_eth_device = {
         .name           = "at91_ether",
         .id             = -1,
@@ -129,7 +142,8 @@ static struct platform_device at91rm9200_eth_device = {
                                 .coherent_dma_mask      = 0xffffffff,
                                 .platform_data          = &eth_data,
         },
-        .num_resources  = 0,
+        .resource       = at91_eth_resources,
+        .num_resources  = ARRAY_SIZE(at91_eth_resources),
 };
 
 void __init at91_add_device_eth(struct at91_eth_data *data)
@@ -224,15 +238,20 @@ static u64 mmc_dmamask = 0xffffffffUL;
 static struct at91_mmc_data mmc_data;
 
 static struct resource at91_mmc_resources[] = {
-        {
+        [0] = {
                 .start  = AT91_BASE_MCI,
                 .end    = AT91_BASE_MCI + SZ_16K - 1,
                 .flags  = IORESOURCE_MEM,
-        }
+        },
+        [1] = {
+                .start  = AT91_ID_MCI,
+                .end    = AT91_ID_MCI,
+                .flags  = IORESOURCE_IRQ,
+        },
 };
 
 static struct platform_device at91rm9200_mmc_device = {
-        .name           = "at91rm9200_mci",
+        .name           = "at91_mci",
         .id             = -1,
         .dev            = {
                                 .dma_mask               = &mmc_dmamask,
@@ -290,4 +309,123 @@ void __init at91_add_device_mmc(struct at91_mmc_data *data)
 void __init at91_add_device_mmc(struct at91_mmc_data *data) {}
 #endif
 
+/* --------------------------------------------------------------------
+ *  NAND / SmartMedia
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
+static struct at91_nand_data nand_data;
+
+static struct resource at91_nand_resources[] = {
+        {
+                .start  = AT91_SMARTMEDIA_BASE,
+                .end    = AT91_SMARTMEDIA_BASE + SZ_8M - 1,
+                .flags  = IORESOURCE_MEM,
+        }
+};
+
+static struct platform_device at91_nand_device = {
+        .name           = "at91_nand",
+        .id             = -1,
+        .dev            = {
+                                .platform_data  = &nand_data,
+        },
+        .resource       = at91_nand_resources,
+        .num_resources  = ARRAY_SIZE(at91_nand_resources),
+};
+
+void __init at91_add_device_nand(struct at91_nand_data *data)
+{
+        if (!data)
+                return;
+
+        /* enable pin */
+        if (data->enable_pin)
+                at91_set_gpio_output(data->enable_pin, 1);
+
+        /* ready/busy pin */
+        if (data->rdy_pin)
+                at91_set_gpio_input(data->rdy_pin, 1);
+
+        /* card detect pin */
+        if (data->det_pin)
+                at91_set_gpio_input(data->det_pin, 1);
+
+        at91_set_A_periph(AT91_PIN_PC1, 0);             /* SMOE */
+        at91_set_A_periph(AT91_PIN_PC3, 0);             /* SMWE */
+
+        nand_data = *data;
+        platform_device_register(&at91_nand_device);
+}
+#else
+void __init at91_add_device_nand(struct at91_nand_data *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ *  TWI (i2c)
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
+static struct platform_device at91rm9200_twi_device = {
+        .name           = "at91_i2c",
+        .id             = -1,
+        .num_resources  = 0,
+};
+
+void __init at91_add_device_i2c(void)
+{
+        /* pins used for TWI interface */
+        at91_set_A_periph(AT91_PIN_PA25, 0);            /* TWD */
+        at91_set_multi_drive(AT91_PIN_PA25, 1);
+
+        at91_set_A_periph(AT91_PIN_PA26, 0);            /* TWCK */
+        at91_set_multi_drive(AT91_PIN_PA26, 1);
+
+        platform_device_register(&at91rm9200_twi_device);
+}
+#else
+void __init at91_add_device_i2c(void) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ *  RTC
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_AT91_RTC) || defined(CONFIG_AT91_RTC_MODULE)
+static struct platform_device at91rm9200_rtc_device = {
+        .name           = "at91_rtc",
+        .id             = -1,
+        .num_resources  = 0,
+};
+
+void __init at91_add_device_rtc(void)
+{
+        platform_device_register(&at91rm9200_rtc_device);
+}
+#else
+void __init at91_add_device_rtc(void) {}
+#endif
+
+
+/* --------------------------------------------------------------------
+ *  LEDs
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_LEDS)
+u8 at91_leds_cpu;
+u8 at91_leds_timer;
+
+void __init at91_init_leds(u8 cpu_led, u8 timer_led)
+{
+        at91_leds_cpu   = cpu_led;
+        at91_leds_timer = timer_led;
+}
+
+#else
+void __init at91_init_leds(u8 cpu_led, u8 timer_led) {}
+#endif
+
+
 /* -------------------------------------------------------------------- */
diff --git a/arch/arm/mach-at91rm9200/leds.c b/arch/arm/mach-at91rm9200/leds.c
new file mode 100644
index 000000000000..28150e8905ba
--- /dev/null
+++ b/arch/arm/mach-at91rm9200/leds.c
@@ -0,0 +1,100 @@
+/*
+ * LED driver for Atmel AT91-based boards.
+ *
+ *  Copyright (C) SAN People (Pty) Ltd
+ *
+ * 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.
+*/
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+
+#include <asm/mach-types.h>
+#include <asm/leds.h>
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+
+
+static inline void at91_led_on(unsigned int led)
+{
+        at91_set_gpio_value(led, 0);
+}
+
+static inline void at91_led_off(unsigned int led)
+{
+        at91_set_gpio_value(led, 1);
+}
+
+static inline void at91_led_toggle(unsigned int led)
+{
+        unsigned long is_off = at91_get_gpio_value(led);
+        if (is_off)
+                at91_led_on(led);
+        else
+                at91_led_off(led);
+}
+
+
+/*
+ * Handle LED events.
+ */
+static void at91_leds_event(led_event_t evt)
+{
+        unsigned long flags;
+
+        local_irq_save(flags);
+
+        switch(evt) {
+        case led_start:         /* System startup */
+                at91_led_on(at91_leds_cpu);
+                break;
+
+        case led_stop:          /* System stop / suspend */
+                at91_led_off(at91_leds_cpu);
+                break;
+
+#ifdef CONFIG_LEDS_TIMER
+        case led_timer:         /* Every 50 timer ticks */
+                at91_led_toggle(at91_leds_timer);
+                break;
+#endif
+
+#ifdef CONFIG_LEDS_CPU
+        case led_idle_start:    /* Entering idle state */
+                at91_led_off(at91_leds_cpu);
+                break;
+
+        case led_idle_end:      /* Exit idle state */
+                at91_led_on(at91_leds_cpu);
+                break;
+#endif
+
+        default:
+                break;
+        }
+
+        local_irq_restore(flags);
+}
+
+
+static int __init leds_init(void)
+{
+        if (!at91_leds_timer || !at91_leds_cpu)
+                return -ENODEV;
+
+        /* Enable PIO to access the LEDs */
+        at91_set_gpio_output(at91_leds_timer, 1);
+        at91_set_gpio_output(at91_leds_cpu, 1);
+
+        leds_event = at91_leds_event;
+
+        leds_event(led_start);
+        return 0;
+}
+
+__initcall(leds_init);