12 files changed, 72 insertions, 63 deletions

diff --git a/arch/arm/mach-gemini/board-nas4220b.c b/arch/arm/mach-gemini/board-nas4220b.c
index 01f1d6daab44..0cf7a07c3f3f 100644
--- a/arch/arm/mach-gemini/board-nas4220b.c
+++ b/arch/arm/mach-gemini/board-nas4220b.c
@@ -98,11 +98,10 @@ static void __init ib4220b_init(void)
         platform_register_pflash(SZ_16M, NULL, 0);
         platform_device_register(&ib4220b_led_device);
         platform_device_register(&ib4220b_key_device);
+        platform_register_rtc();
 }
 
 MACHINE_START(NAS4220B, "Raidsonic NAS IB-4220-B")
-        .phys_io        = 0x7fffc000,
-        .io_pg_offst    = ((0xffffc000) >> 18) & 0xfffc,
         .boot_params    = 0x100,
         .map_io         = gemini_map_io,
         .init_irq       = gemini_init_irq,
diff --git a/arch/arm/mach-gemini/board-rut1xx.c b/arch/arm/mach-gemini/board-rut1xx.c
index e0de968e32a6..4fa09af99495 100644
--- a/arch/arm/mach-gemini/board-rut1xx.c
+++ b/arch/arm/mach-gemini/board-rut1xx.c
@@ -82,11 +82,10 @@ static void __init rut1xx_init(void)
         platform_register_pflash(SZ_8M, NULL, 0);
         platform_device_register(&rut1xx_leds);
         platform_device_register(&rut1xx_keys_device);
+        platform_register_rtc();
 }
 
 MACHINE_START(RUT100, "Teltonika RUT100")
-        .phys_io        = 0x7fffc000,
-        .io_pg_offst    = ((0xffffc000) >> 18) & 0xfffc,
         .boot_params    = 0x100,
         .map_io         = gemini_map_io,
         .init_irq       = gemini_init_irq,
diff --git a/arch/arm/mach-gemini/board-wbd111.c b/arch/arm/mach-gemini/board-wbd111.c
index 36538c15b3c4..88cc422ee444 100644
--- a/arch/arm/mach-gemini/board-wbd111.c
+++ b/arch/arm/mach-gemini/board-wbd111.c
@@ -84,7 +84,6 @@ static struct sys_timer wbd111_timer = {
         .init   = gemini_timer_init,
 };
 
-#ifdef CONFIG_MTD_PARTITIONS
 static struct mtd_partition wbd111_partitions[] = {
         {
                 .name           = "RedBoot",
@@ -116,11 +115,7 @@ static struct mtd_partition wbd111_partitions[] = {
                 .mask_flags     = MTD_WRITEABLE,
         }
 };
-#define wbd111_num_partitions   ARRAY_SIZE(wbd111_partitions)
-#else
-#define wbd111_partitions       NULL
-#define wbd111_num_partitions   0
-#endif /* CONFIG_MTD_PARTITIONS */
+#define wbd111_num_partitions  ARRAY_SIZE(wbd111_partitions)
 
 static void __init wbd111_init(void)
 {
@@ -130,11 +125,10 @@ static void __init wbd111_init(void)
                                  wbd111_num_partitions);
         platform_device_register(&wbd111_leds_device);
         platform_device_register(&wbd111_keys_device);
+        platform_register_rtc();
 }
 
 MACHINE_START(WBD111, "Wiliboard WBD-111")
-        .phys_io        = 0x7fffc000,
-        .io_pg_offst    = ((0xffffc000) >> 18) & 0xfffc,
         .boot_params    = 0x100,
         .map_io         = gemini_map_io,
         .init_irq       = gemini_init_irq,
diff --git a/arch/arm/mach-gemini/board-wbd222.c b/arch/arm/mach-gemini/board-wbd222.c
index ece8b4c65110..3a220347bc88 100644
--- a/arch/arm/mach-gemini/board-wbd222.c
+++ b/arch/arm/mach-gemini/board-wbd222.c
@@ -84,7 +84,6 @@ static struct sys_timer wbd222_timer = {
         .init   = gemini_timer_init,
 };
 
-#ifdef CONFIG_MTD_PARTITIONS
 static struct mtd_partition wbd222_partitions[] = {
         {
                 .name           = "RedBoot",
@@ -116,11 +115,7 @@ static struct mtd_partition wbd222_partitions[] = {
                 .mask_flags     = MTD_WRITEABLE,
         }
 };
-#define wbd222_num_partitions   ARRAY_SIZE(wbd222_partitions)
-#else
-#define wbd222_partitions       NULL
-#define wbd222_num_partitions   0
-#endif /* CONFIG_MTD_PARTITIONS */
+#define wbd222_num_partitions  ARRAY_SIZE(wbd222_partitions)
 
 static void __init wbd222_init(void)
 {
@@ -130,11 +125,10 @@ static void __init wbd222_init(void)
                 wbd222_num_partitions);
         platform_device_register(&wbd222_leds_device);
         platform_device_register(&wbd222_keys_device);
+        platform_register_rtc();
 }
 
 MACHINE_START(WBD222, "Wiliboard WBD-222")
-        .phys_io        = 0x7fffc000,
-        .io_pg_offst    = ((0xffffc000) >> 18) & 0xfffc,
         .boot_params    = 0x100,
         .map_io         = gemini_map_io,
         .init_irq       = gemini_init_irq,
diff --git a/arch/arm/mach-gemini/common.h b/arch/arm/mach-gemini/common.h
index 9392834a214f..7670c39acb2f 100644
--- a/arch/arm/mach-gemini/common.h
+++ b/arch/arm/mach-gemini/common.h
@@ -18,6 +18,7 @@ extern void gemini_map_io(void);
 extern void gemini_init_irq(void);
 extern void gemini_timer_init(void);
 extern void gemini_gpio_init(void);
+extern void platform_register_rtc(void);
 
 /* Common platform devices registration functions */
 extern int platform_register_uart(void);
diff --git a/arch/arm/mach-gemini/devices.c b/arch/arm/mach-gemini/devices.c
index 6b525253d027..5cff29818b73 100644
--- a/arch/arm/mach-gemini/devices.c
+++ b/arch/arm/mach-gemini/devices.c
@@ -90,3 +90,29 @@ int platform_register_pflash(unsigned int size, struct mtd_partition *parts,
 
         return platform_device_register(&pflash_device);
 }
+
+static struct resource gemini_rtc_resources[] = {
+        [0] = {
+                .start  = GEMINI_RTC_BASE,
+                .end    = GEMINI_RTC_BASE + 0x24,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_RTC,
+                .end    = IRQ_RTC,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device gemini_rtc_device = {
+        .name           = "rtc-gemini",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(gemini_rtc_resources),
+        .resource       = gemini_rtc_resources,
+};
+
+int __init platform_register_rtc(void)
+{
+        return platform_device_register(&gemini_rtc_device);
+}
+
diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index fe3bd5ac8b10..fdc7ef1391d3 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -54,33 +54,33 @@ static void _set_gpio_irqenable(unsigned int base, unsigned int index,
         __raw_writel(reg, base + GPIO_INT_EN);
 }
 
-static void gpio_ack_irq(unsigned int irq)
+static void gpio_ack_irq(struct irq_data *d)
 {
-        unsigned int gpio = irq_to_gpio(irq);
+        unsigned int gpio = irq_to_gpio(d->irq);
         unsigned int base = GPIO_BASE(gpio / 32);
 
         __raw_writel(1 << (gpio % 32), base + GPIO_INT_CLR);
 }
 
-static void gpio_mask_irq(unsigned int irq)
+static void gpio_mask_irq(struct irq_data *d)
 {
-        unsigned int gpio = irq_to_gpio(irq);
+        unsigned int gpio = irq_to_gpio(d->irq);
         unsigned int base = GPIO_BASE(gpio / 32);
 
         _set_gpio_irqenable(base, gpio % 32, 0);
 }
 
-static void gpio_unmask_irq(unsigned int irq)
+static void gpio_unmask_irq(struct irq_data *d)
 {
-        unsigned int gpio = irq_to_gpio(irq);
+        unsigned int gpio = irq_to_gpio(d->irq);
         unsigned int base = GPIO_BASE(gpio / 32);
 
         _set_gpio_irqenable(base, gpio % 32, 1);
 }
 
-static int gpio_set_irq_type(unsigned int irq, unsigned int type)
+static int gpio_set_irq_type(struct irq_data *d, unsigned int type)
 {
-        unsigned int gpio = irq_to_gpio(irq);
+        unsigned int gpio = irq_to_gpio(d->irq);
         unsigned int gpio_mask = 1 << (gpio % 32);
         unsigned int base = GPIO_BASE(gpio / 32);
         unsigned int reg_both, reg_level, reg_type;
@@ -120,15 +120,15 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
         __raw_writel(reg_level, base + GPIO_INT_LEVEL);
         __raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE);
 
-        gpio_ack_irq(irq);
+        gpio_ack_irq(d->irq);
 
         return 0;
 }
 
 static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
 {
+        unsigned int port = (unsigned int)irq_desc_get_handler_data(desc);
         unsigned int gpio_irq_no, irq_stat;
-        unsigned int port = (unsigned int)get_irq_data(irq);
 
         irq_stat = __raw_readl(GPIO_BASE(port) + GPIO_INT_STAT);
 
@@ -138,18 +138,16 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
                 if ((irq_stat & 1) == 0)
                         continue;
 
-                BUG_ON(!(irq_desc[gpio_irq_no].handle_irq));
-                irq_desc[gpio_irq_no].handle_irq(gpio_irq_no,
-                                &irq_desc[gpio_irq_no]);
+                generic_handle_irq(gpio_irq_no);
         }
 }
 
 static struct irq_chip gpio_irq_chip = {
         .name = "GPIO",
-        .ack = gpio_ack_irq,
-        .mask = gpio_mask_irq,
-        .unmask = gpio_unmask_irq,
-        .set_type = gpio_set_irq_type,
+        .irq_ack = gpio_ack_irq,
+        .irq_mask = gpio_mask_irq,
+        .irq_unmask = gpio_unmask_irq,
+        .irq_set_type = gpio_set_irq_type,
 };
 
 static void _set_gpio_direction(struct gpio_chip *chip, unsigned offset,
@@ -219,13 +217,13 @@ void __init gemini_gpio_init(void)
 
                 for (j = GPIO_IRQ_BASE + i * 32;
                      j < GPIO_IRQ_BASE + (i + 1) * 32; j++) {
-                        set_irq_chip(j, &gpio_irq_chip);
-                        set_irq_handler(j, handle_edge_irq);
+                        irq_set_chip_and_handler(j, &gpio_irq_chip,
+                                                 handle_edge_irq);
                         set_irq_flags(j, IRQF_VALID);
                 }
 
-                set_irq_chained_handler(IRQ_GPIO(i), gpio_irq_handler);
-                set_irq_data(IRQ_GPIO(i), (void *)i);
+                irq_set_chained_handler(IRQ_GPIO(i), gpio_irq_handler);
+                irq_set_handler_data(IRQ_GPIO(i), (void *)i);
         }
 
         BUG_ON(gpiochip_add(&gemini_gpio_chip));
diff --git a/arch/arm/mach-gemini/include/mach/debug-macro.S b/arch/arm/mach-gemini/include/mach/debug-macro.S
index ad477047069d..f40e006d296e 100644
--- a/arch/arm/mach-gemini/include/mach/debug-macro.S
+++ b/arch/arm/mach-gemini/include/mach/debug-macro.S
@@ -11,11 +11,9 @@
  */
 #include <mach/hardware.h>
 
-        .macro  addruart, rx, tmp
-        mrc     p15, 0, \rx, c1, c0
-        tst     \rx, #1                                 @ MMU enabled?
-        ldreq   \rx, =GEMINI_UART_BASE                  @ physical
-        ldrne   \rx, =IO_ADDRESS(GEMINI_UART_BASE)      @ virtual
+        .macro  addruart, rp, rv
+        ldr     \rp, =GEMINI_UART_BASE                  @ physical
+        ldr     \rv, =IO_ADDRESS(GEMINI_UART_BASE)      @ virtual
         .endm
 
 #define UART_SHIFT      2
diff --git a/arch/arm/mach-gemini/include/mach/hardware.h b/arch/arm/mach-gemini/include/mach/hardware.h
index 213a4fcfeb1c..8c950e1d06be 100644
--- a/arch/arm/mach-gemini/include/mach/hardware.h
+++ b/arch/arm/mach-gemini/include/mach/hardware.h
@@ -33,7 +33,7 @@
 #define GEMINI_LPC_HOST_BASE    0x47000000
 #define GEMINI_LPC_IO_BASE      0x47800000
 #define GEMINI_INTERRUPT_BASE   0x48000000
-/* TODO: Different interrupt controlers when SMP
+/* TODO: Different interrupt controllers when SMP
  * #define GEMINI_INTERRUPT0_BASE       0x48000000
  * #define GEMINI_INTERRUPT1_BASE       0x49000000
  */
diff --git a/arch/arm/mach-gemini/include/mach/memory.h b/arch/arm/mach-gemini/include/mach/memory.h
index 2d14d5bf1f9f..a50915f764d8 100644
--- a/arch/arm/mach-gemini/include/mach/memory.h
+++ b/arch/arm/mach-gemini/include/mach/memory.h
@@ -11,9 +11,9 @@
 #define __MACH_MEMORY_H
 
 #ifdef CONFIG_GEMINI_MEM_SWAP
-# define PHYS_OFFSET    UL(0x00000000)
+# define PLAT_PHYS_OFFSET       UL(0x00000000)
 #else
-# define PHYS_OFFSET    UL(0x10000000)
+# define PLAT_PHYS_OFFSET       UL(0x10000000)
 #endif
 
 #endif /* __MACH_MEMORY_H */
diff --git a/arch/arm/mach-gemini/include/mach/uncompress.h b/arch/arm/mach-gemini/include/mach/uncompress.h
index 5483f61a8061..0efa26247235 100644
--- a/arch/arm/mach-gemini/include/mach/uncompress.h
+++ b/arch/arm/mach-gemini/include/mach/uncompress.h
@@ -16,7 +16,7 @@
 #include <linux/serial_reg.h>
 #include <mach/hardware.h>
 
-static volatile unsigned long *UART = (unsigned long *)GEMINI_UART_BASE;
+static volatile unsigned long * const UART = (unsigned long *)GEMINI_UART_BASE;
 
 /*
  * The following code assumes the serial port has already been
diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c
index 9e613ca8120d..9485a8fdf851 100644
--- a/arch/arm/mach-gemini/irq.c
+++ b/arch/arm/mach-gemini/irq.c
@@ -32,34 +32,34 @@
 #define FIQ_LEVEL(base_addr)    (base_addr + 0x30)
 #define FIQ_STATUS(base_addr)   (base_addr + 0x34)
 
-static void gemini_ack_irq(unsigned int irq)
+static void gemini_ack_irq(struct irq_data *d)
 {
-        __raw_writel(1 << irq, IRQ_CLEAR(IO_ADDRESS(GEMINI_INTERRUPT_BASE)));
+        __raw_writel(1 << d->irq, IRQ_CLEAR(IO_ADDRESS(GEMINI_INTERRUPT_BASE)));
 }
 
-static void gemini_mask_irq(unsigned int irq)
+static void gemini_mask_irq(struct irq_data *d)
 {
         unsigned int mask;
 
         mask = __raw_readl(IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE)));
-        mask &= ~(1 << irq);
+        mask &= ~(1 << d->irq);
         __raw_writel(mask, IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE)));
 }
 
-static void gemini_unmask_irq(unsigned int irq)
+static void gemini_unmask_irq(struct irq_data *d)
 {
         unsigned int mask;
 
         mask = __raw_readl(IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE)));
-        mask |= (1 << irq);
+        mask |= (1 << d->irq);
         __raw_writel(mask, IRQ_MASK(IO_ADDRESS(GEMINI_INTERRUPT_BASE)));
 }
 
 static struct irq_chip gemini_irq_chip = {
-        .name   = "INTC",
-        .ack    = gemini_ack_irq,
-        .mask   = gemini_mask_irq,
-        .unmask = gemini_unmask_irq,
+        .name           = "INTC",
+        .irq_ack        = gemini_ack_irq,
+        .irq_mask       = gemini_mask_irq,
+        .irq_unmask     = gemini_unmask_irq,
 };
 
 static struct resource irq_resource = {
@@ -81,13 +81,13 @@ void __init gemini_init_irq(void)
         request_resource(&iomem_resource, &irq_resource);
 
         for (i = 0; i < NR_IRQS; i++) {
-                set_irq_chip(i, &gemini_irq_chip);
+                irq_set_chip(i, &gemini_irq_chip);
                 if((i >= IRQ_TIMER1 && i <= IRQ_TIMER3) || (i >= IRQ_SERIRQ0 && i <= IRQ_SERIRQ1)) {
-                        set_irq_handler(i, handle_edge_irq);
+                        irq_set_handler(i, handle_edge_irq);
                         mode |= 1 << i;
                         level |= 1 << i;
                 } else {                        
-                        set_irq_handler(i, handle_level_irq);
+                        irq_set_handler(i, handle_level_irq);
                 }
                 set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
         }