Added missing tegra files.HEADmaster

9 files changed, 545 insertions, 0 deletions

diff --git a/arch/arm/mach-u300/include/mach/clkdev.h b/arch/arm/mach-u300/include/mach/clkdev.h
new file mode 100644
index 00000000000..92e3cc872c6
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __MACH_CLKDEV_H
+#define __MACH_CLKDEV_H
+
+int __clk_get(struct clk *clk);
+void __clk_put(struct clk *clk);
+
+#endif
diff --git a/arch/arm/mach-u300/include/mach/dma_channels.h b/arch/arm/mach-u300/include/mach/dma_channels.h
new file mode 100644
index 00000000000..b239149ba0d
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/dma_channels.h
@@ -0,0 +1,69 @@
+/*
+ *
+ * arch/arm/mach-u300/include/mach/dma_channels.h
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson
+ * License terms: GNU General Public License (GPL) version 2
+ * Map file for the U300 dma driver.
+ * Author: Per Friden <per.friden@stericsson.com>
+ */
+
+#ifndef DMA_CHANNELS_H
+#define DMA_CHANNELS_H
+
+#define U300_DMA_MSL_TX_0             0
+#define U300_DMA_MSL_TX_1             1
+#define U300_DMA_MSL_TX_2             2
+#define U300_DMA_MSL_TX_3             3
+#define U300_DMA_MSL_TX_4             4
+#define U300_DMA_MSL_TX_5             5
+#define U300_DMA_MSL_TX_6             6
+#define U300_DMA_MSL_RX_0             7
+#define U300_DMA_MSL_RX_1             8
+#define U300_DMA_MSL_RX_2             9
+#define U300_DMA_MSL_RX_3             10
+#define U300_DMA_MSL_RX_4             11
+#define U300_DMA_MSL_RX_5             12
+#define U300_DMA_MSL_RX_6             13
+#define U300_DMA_MMCSD_RX_TX          14
+#define U300_DMA_MSPRO_TX             15
+#define U300_DMA_MSPRO_RX             16
+#define U300_DMA_UART0_TX             17
+#define U300_DMA_UART0_RX             18
+#define U300_DMA_APEX_TX              19
+#define U300_DMA_APEX_RX              20
+#define U300_DMA_PCM_I2S0_TX          21
+#define U300_DMA_PCM_I2S0_RX          22
+#define U300_DMA_PCM_I2S1_TX          23
+#define U300_DMA_PCM_I2S1_RX          24
+#define U300_DMA_XGAM_CDI             25
+#define U300_DMA_XGAM_PDI             26
+#define U300_DMA_SPI_TX               27
+#define U300_DMA_SPI_RX               28
+#define U300_DMA_GENERAL_PURPOSE_0    29
+#define U300_DMA_GENERAL_PURPOSE_1    30
+#define U300_DMA_GENERAL_PURPOSE_2    31
+#define U300_DMA_GENERAL_PURPOSE_3    32
+#define U300_DMA_GENERAL_PURPOSE_4    33
+#define U300_DMA_GENERAL_PURPOSE_5    34
+#define U300_DMA_GENERAL_PURPOSE_6    35
+#define U300_DMA_GENERAL_PURPOSE_7    36
+#define U300_DMA_GENERAL_PURPOSE_8    37
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_DMA_UART1_TX             38
+#define U300_DMA_UART1_RX             39
+#else
+#define U300_DMA_GENERAL_PURPOSE_9    38
+#define U300_DMA_GENERAL_PURPOSE_10   39
+#endif
+
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_DMA_DEVICE_CHANNELS      32
+#else
+#define U300_DMA_DEVICE_CHANNELS      30
+#endif
+#define U300_DMA_CHANNELS             40
+
+
+#endif /* DMA_CHANNELS_H */
diff --git a/arch/arm/mach-u300/include/mach/entry-macro.S b/arch/arm/mach-u300/include/mach/entry-macro.S
new file mode 100644
index 00000000000..20731ae39d3
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/entry-macro.S
@@ -0,0 +1,40 @@
+/*
+ *
+ * arch-arm/mach-u300/include/mach/entry-macro.S
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Low-level IRQ helper macros for ST-Ericsson U300
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <mach/hardware.h>
+#include <asm/hardware/vic.h>
+
+        .macro  disable_fiq
+        .endm
+
+        .macro  get_irqnr_preamble, base, tmp
+        .endm
+
+        .macro  arch_ret_to_user, tmp1, tmp2
+        .endm
+
+        .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+        ldr     \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON0_BASE
+        ldr     \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
+        mov     \irqnr, #0
+        teq     \irqstat, #0
+        bne     1002f
+1001:   ldr     \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON1_BASE
+        ldr     \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
+        mov     \irqnr, #32
+        teq     \irqstat, #0
+        beq     1003f
+1002:   tst     \irqstat, #1
+        bne     1003f
+        add     \irqnr, \irqnr, #1
+        movs    \irqstat, \irqstat, lsr #1
+        bne     1002b
+1003:           /* EQ will be set if no irqs pending */
+        .endm
diff --git a/arch/arm/mach-u300/include/mach/gpio.h b/arch/arm/mach-u300/include/mach/gpio.h
new file mode 100644
index 00000000000..d5a71abcbae
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/gpio.h
@@ -0,0 +1,294 @@
+/*
+ *
+ * arch/arm/mach-u300/include/mach/gpio.h
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * GPIO block resgister definitions and inline macros for
+ * U300 GPIO COH 901 335 or COH 901 571/3
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+
+#ifndef __MACH_U300_GPIO_H
+#define __MACH_U300_GPIO_H
+
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+#include <asm/irq.h>
+
+/* Switch type depending on platform/chip variant */
+#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330)
+#define U300_COH901335
+#endif
+#if defined(CONFIG_MACH_U300_BS365) || defined(CONFIG_MACH_U300_BS335)
+#define U300_COH901571_3
+#endif
+
+/* Get base address for regs here */
+#include "u300-regs.h"
+/* IRQ numbers */
+#include "irqs.h"
+
+/*
+ * This is the GPIO block definitions. GPIO (General Purpose I/O) can be
+ * used for anything, and often is. The event/enable etc figures are for
+ * the lowermost pin (pin 0 on each port), shift this left to match your
+ * pin if you're gonna use these values.
+ */
+#ifdef U300_COH901335
+#define U300_GPIO_PORTX_SPACING                         (0x1C)
+/* Port X Pin Data Register 32bit, this is both input and output (R/W) */
+#define U300_GPIO_PXPDIR                                (0x00)
+#define U300_GPIO_PXPDOR                                (0x00)
+/* Port X Pin Config Register 32bit (R/W) */
+#define U300_GPIO_PXPCR                                 (0x04)
+#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK              (0x0000FFFFUL)
+#define U300_GPIO_PXPCR_PIN_MODE_MASK                   (0x00000003UL)
+#define U300_GPIO_PXPCR_PIN_MODE_SHIFT                  (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_INPUT                  (0x00000000UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL       (0x00000001UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN      (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE     (0x00000003UL)
+/* Port X Interrupt Event Register 32bit (R/W) */
+#define U300_GPIO_PXIEV                                 (0x08)
+#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK              (0x000000FFUL)
+#define U300_GPIO_PXIEV_IRQ_EVENT                       (0x00000001UL)
+/* Port X Interrupt Enable Register 32bit (R/W) */
+#define U300_GPIO_PXIEN                                 (0x0C)
+#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK             (0x000000FFUL)
+#define U300_GPIO_PXIEN_IRQ_ENABLE                      (0x00000001UL)
+/* Port X Interrupt Force Register 32bit (R/W) */
+#define U300_GPIO_PXIFR                                 (0x10)
+#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK              (0x000000FFUL)
+#define U300_GPIO_PXIFR_IRQ_FORCE                       (0x00000001UL)
+/* Port X Interrupt Config Register 32bit (R/W) */
+#define U300_GPIO_PXICR                                 (0x14)
+#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK             (0x000000FFUL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_MASK                 (0x00000001UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE         (0x00000000UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE          (0x00000001UL)
+/* Port X Pull-up Enable Register 32bit (R/W) */
+#define U300_GPIO_PXPER                                 (0x18)
+#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK        (0x000000FFUL)
+#define U300_GPIO_PXPER_PULL_UP_DISABLE                 (0x00000001UL)
+/* Control Register 32bit (R/W) */
+#define U300_GPIO_CR                                    (0x54)
+#define U300_GPIO_CR_BLOCK_CLOCK_ENABLE                 (0x00000001UL)
+/* three ports of 8 bits each = GPIO pins 0..23 */
+#define U300_GPIO_NUM_PORTS 3
+#define U300_GPIO_PINS_PER_PORT 8
+#define U300_GPIO_MAX   (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
+#endif
+
+#ifdef U300_COH901571_3
+/*
+ * Control Register 32bit (R/W)
+ * bit 15-9 (mask 0x0000FE00) contains the number of cores. 8*cores
+ * gives the number of GPIO pins.
+ * bit 8-2  (mask 0x000001FC) contains the core version ID.
+ */
+#define U300_GPIO_CR                                    (0x00)
+#define U300_GPIO_CR_SYNC_SEL_ENABLE                    (0x00000002UL)
+#define U300_GPIO_CR_BLOCK_CLKRQ_ENABLE                 (0x00000001UL)
+#define U300_GPIO_PORTX_SPACING                         (0x30)
+/* Port X Pin Data INPUT Register 32bit (R/W) */
+#define U300_GPIO_PXPDIR                                (0x04)
+/* Port X Pin Data OUTPUT Register 32bit (R/W) */
+#define U300_GPIO_PXPDOR                                (0x08)
+/* Port X Pin Config Register 32bit (R/W) */
+#define U300_GPIO_PXPCR                                 (0x0C)
+#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK              (0x0000FFFFUL)
+#define U300_GPIO_PXPCR_PIN_MODE_MASK                   (0x00000003UL)
+#define U300_GPIO_PXPCR_PIN_MODE_SHIFT                  (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_INPUT                  (0x00000000UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL       (0x00000001UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN      (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE     (0x00000003UL)
+/* Port X Pull-up Enable Register 32bit (R/W) */
+#define U300_GPIO_PXPER                                 (0x10)
+#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK        (0x000000FFUL)
+#define U300_GPIO_PXPER_PULL_UP_DISABLE                 (0x00000001UL)
+/* Port X Interrupt Event Register 32bit (R/W) */
+#define U300_GPIO_PXIEV                                 (0x14)
+#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK              (0x000000FFUL)
+#define U300_GPIO_PXIEV_IRQ_EVENT                       (0x00000001UL)
+/* Port X Interrupt Enable Register 32bit (R/W) */
+#define U300_GPIO_PXIEN                                 (0x18)
+#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK             (0x000000FFUL)
+#define U300_GPIO_PXIEN_IRQ_ENABLE                      (0x00000001UL)
+/* Port X Interrupt Force Register 32bit (R/W) */
+#define U300_GPIO_PXIFR                                 (0x1C)
+#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK              (0x000000FFUL)
+#define U300_GPIO_PXIFR_IRQ_FORCE                       (0x00000001UL)
+/* Port X Interrupt Config Register 32bit (R/W) */
+#define U300_GPIO_PXICR                                 (0x20)
+#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK             (0x000000FFUL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_MASK                 (0x00000001UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE         (0x00000000UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE          (0x00000001UL)
+#ifdef CONFIG_MACH_U300_BS335
+/* seven ports of 8 bits each = GPIO pins 0..55 */
+#define U300_GPIO_NUM_PORTS 7
+#else
+/* five ports of 8 bits each = GPIO pins 0..39 */
+#define U300_GPIO_NUM_PORTS 5
+#endif
+#define U300_GPIO_PINS_PER_PORT 8
+#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
+#endif
+
+/*
+ * Individual pin assignments for the B26/S26. Notice that the
+ * actual usage of these pins depends on the PAD MUX settings, that
+ * is why the same number can potentially appear several times.
+ * In the reference design each pin is only used for one purpose.
+ * These were determined by inspecting the B26/S26 schematic:
+ * 2/1911-ROA 128 1603
+ */
+#ifdef CONFIG_MACH_U300_BS2X
+#define U300_GPIO_PIN_UART_RX           0
+#define U300_GPIO_PIN_UART_TX           1
+#define U300_GPIO_PIN_GPIO02            2  /* Unrouted */
+#define U300_GPIO_PIN_GPIO03            3  /* Unrouted */
+#define U300_GPIO_PIN_CAM_SLEEP         4
+#define U300_GPIO_PIN_CAM_REG_EN        5
+#define U300_GPIO_PIN_GPIO06            6  /* Unrouted */
+#define U300_GPIO_PIN_GPIO07            7  /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO08            8  /* Service point SP2321 */
+#define U300_GPIO_PIN_GPIO09            9  /* Service point SP2322 */
+#define U300_GPIO_PIN_PHFSENSE          10 /* Headphone jack sensing */
+#define U300_GPIO_PIN_MMC_CLKRET        11 /* Clock return from MMC/SD card */
+#define U300_GPIO_PIN_MMC_CD            12 /* MMC Card insertion detection */
+#define U300_GPIO_PIN_FLIPSENSE         13 /* Mechanical flip sensing */
+#define U300_GPIO_PIN_GPIO14            14 /* DSP JTAG Port RTCK */
+#define U300_GPIO_PIN_GPIO15            15 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO16            16 /* Unrouted */
+#define U300_GPIO_PIN_GPIO17            17 /* Unrouted */
+#define U300_GPIO_PIN_GPIO18            18 /* Unrouted */
+#define U300_GPIO_PIN_GPIO19            19 /* Unrouted */
+#define U300_GPIO_PIN_GPIO20            20 /* Unrouted */
+#define U300_GPIO_PIN_GPIO21            21 /* Unrouted */
+#define U300_GPIO_PIN_GPIO22            22 /* Unrouted */
+#define U300_GPIO_PIN_GPIO23            23 /* Unrouted */
+#endif
+
+/*
+ * Individual pin assignments for the B330/S330 and B365/S365.
+ * Notice that the actual usage of these pins depends on the
+ * PAD MUX settings, that is why the same number can potentially
+ * appear several times. In the reference design each pin is only
+ * used for one purpose. These were determined by inspecting the
+ * S365 schematic.
+ */
+#if defined(CONFIG_MACH_U300_BS330) || defined(CONFIG_MACH_U300_BS365) || \
+    defined(CONFIG_MACH_U300_BS335)
+#define U300_GPIO_PIN_UART_RX           0
+#define U300_GPIO_PIN_UART_TX           1
+#define U300_GPIO_PIN_UART_CTS          2
+#define U300_GPIO_PIN_UART_RTS          3
+#define U300_GPIO_PIN_CAM_MAIN_STANDBY  4 /* Camera MAIN standby */
+#define U300_GPIO_PIN_GPIO05            5 /* Unrouted */
+#define U300_GPIO_PIN_MS_CD             6 /* Memory Stick Card insertion */
+#define U300_GPIO_PIN_GPIO07            7 /* Test point TP2430 */
+
+#define U300_GPIO_PIN_GPIO08            8 /* Test point TP2437 */
+#define U300_GPIO_PIN_GPIO09            9 /* Test point TP2431 */
+#define U300_GPIO_PIN_GPIO10            10 /* Test point TP2432 */
+#define U300_GPIO_PIN_MMC_CLKRET        11 /* Clock return from MMC/SD card */
+#define U300_GPIO_PIN_MMC_CD            12 /* MMC Card insertion detection */
+#define U300_GPIO_PIN_CAM_SUB_STANDBY   13 /* Camera SUB standby */
+#define U300_GPIO_PIN_GPIO14            14 /* Test point TP2436 */
+#define U300_GPIO_PIN_GPIO15            15 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO16            16 /* Test point TP2438 */
+#define U300_GPIO_PIN_PHFSENSE          17 /* Headphone jack sensing */
+#define U300_GPIO_PIN_GPIO18            18 /* Test point TP2439 */
+#define U300_GPIO_PIN_GPIO19            19 /* Routed somewhere */
+#define U300_GPIO_PIN_GPIO20            20 /* Unrouted */
+#define U300_GPIO_PIN_GPIO21            21 /* Unrouted */
+#define U300_GPIO_PIN_GPIO22            22 /* Unrouted */
+#define U300_GPIO_PIN_GPIO23            23 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO24            24 /* Unrouted */
+#define U300_GPIO_PIN_GPIO25            25 /* Unrouted */
+#define U300_GPIO_PIN_GPIO26            26 /* Unrouted */
+#define U300_GPIO_PIN_GPIO27            27 /* Unrouted */
+#define U300_GPIO_PIN_GPIO28            28 /* Unrouted */
+#define U300_GPIO_PIN_GPIO29            29 /* Unrouted */
+#define U300_GPIO_PIN_GPIO30            30 /* Unrouted */
+#define U300_GPIO_PIN_GPIO31            31 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO32            32 /* Unrouted */
+#define U300_GPIO_PIN_GPIO33            33 /* Unrouted */
+#define U300_GPIO_PIN_GPIO34            34 /* Unrouted */
+#define U300_GPIO_PIN_GPIO35            35 /* Unrouted */
+#define U300_GPIO_PIN_GPIO36            36 /* Unrouted */
+#define U300_GPIO_PIN_GPIO37            37 /* Unrouted */
+#define U300_GPIO_PIN_GPIO38            38 /* Unrouted */
+#define U300_GPIO_PIN_GPIO39            39 /* Unrouted */
+
+#ifdef CONFIG_MACH_U300_BS335
+
+#define U300_GPIO_PIN_GPIO40            40 /* Unrouted */
+#define U300_GPIO_PIN_GPIO41            41 /* Unrouted */
+#define U300_GPIO_PIN_GPIO42            42 /* Unrouted */
+#define U300_GPIO_PIN_GPIO43            43 /* Unrouted */
+#define U300_GPIO_PIN_GPIO44            44 /* Unrouted */
+#define U300_GPIO_PIN_GPIO45            45 /* Unrouted */
+#define U300_GPIO_PIN_GPIO46            46 /* Unrouted */
+#define U300_GPIO_PIN_GPIO47            47 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO48            48 /* Unrouted */
+#define U300_GPIO_PIN_GPIO49            49 /* Unrouted */
+#define U300_GPIO_PIN_GPIO50            50 /* Unrouted */
+#define U300_GPIO_PIN_GPIO51            51 /* Unrouted */
+#define U300_GPIO_PIN_GPIO52            52 /* Unrouted */
+#define U300_GPIO_PIN_GPIO53            53 /* Unrouted */
+#define U300_GPIO_PIN_GPIO54            54 /* Unrouted */
+#define U300_GPIO_PIN_GPIO55            55 /* Unrouted */
+#endif
+
+#endif
+
+/* translates a pin number to a port number */
+#define PIN_TO_PORT(val) (val >> 3)
+
+/* These can be found in arch/arm/mach-u300/gpio.c */
+extern int gpio_is_valid(int number);
+extern int gpio_request(unsigned gpio, const char *label);
+extern void gpio_free(unsigned gpio);
+extern int gpio_direction_input(unsigned gpio);
+extern int gpio_direction_output(unsigned gpio, int value);
+extern int gpio_register_callback(unsigned gpio,
+                                  int (*func)(void *arg),
+                                  void *);
+extern int gpio_unregister_callback(unsigned gpio);
+extern void enable_irq_on_gpio_pin(unsigned gpio, int edge);
+extern void disable_irq_on_gpio_pin(unsigned gpio);
+extern void gpio_pullup(unsigned gpio, int value);
+extern int gpio_get_value(unsigned gpio);
+extern void gpio_set_value(unsigned gpio, int value);
+
+#define gpio_get_value_cansleep gpio_get_value
+#define gpio_set_value_cansleep gpio_set_value
+
+/* wrappers to sleep-enable the previous two functions */
+static inline unsigned gpio_to_irq(unsigned gpio)
+{
+        return PIN_TO_PORT(gpio) + IRQ_U300_GPIO_PORT0;
+}
+
+static inline unsigned irq_to_gpio(unsigned irq)
+{
+        /*
+         * FIXME: This is no 1-1 mapping at all, it points to the
+         * whole block of 8 pins.
+         */
+        return (irq - IRQ_U300_GPIO_PORT0) << 3;
+}
+
+#endif
diff --git a/arch/arm/mach-u300/include/mach/io.h b/arch/arm/mach-u300/include/mach/io.h
new file mode 100644
index 00000000000..5d6b4c13b3a
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/io.h
@@ -0,0 +1,20 @@
+/*
+ *
+ * arch/arm/mach-u300/include/mach/io.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Dummy IO map for being able to use writew()/readw(),
+ * writel()/readw() and similar accessor functions.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#ifndef __MACH_IO_H
+#define __MACH_IO_H
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+#define __io(a)         __typesafe_io(a)
+#define __mem_pci(a)    (a)
+
+#endif
diff --git a/arch/arm/mach-u300/include/mach/memory.h b/arch/arm/mach-u300/include/mach/memory.h
new file mode 100644
index 00000000000..888e2e351ee
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/memory.h
@@ -0,0 +1,42 @@
+/*
+ *
+ * arch/arm/mach-u300/include/mach/memory.h
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Memory virtual/physical mapping constants.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
+ */
+
+#ifndef __MACH_MEMORY_H
+#define __MACH_MEMORY_H
+
+#ifdef CONFIG_MACH_U300_DUAL_RAM
+
+#define PLAT_PHYS_OFFSET                UL(0x48000000)
+#define BOOT_PARAMS_OFFSET      (PHYS_OFFSET + 0x100)
+
+#else
+
+#ifdef CONFIG_MACH_U300_2MB_ALIGNMENT_FIX
+#define PLAT_PHYS_OFFSET (0x28000000 + \
+             (CONFIG_MACH_U300_ACCESS_MEM_SIZE - \
+             (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
+#else
+#define PLAT_PHYS_OFFSET (0x28000000 + \
+             (CONFIG_MACH_U300_ACCESS_MEM_SIZE +        \
+             (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
+#endif
+#define BOOT_PARAMS_OFFSET (0x28000000 + \
+            (CONFIG_MACH_U300_ACCESS_MEM_SIZE +         \
+            (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024 + 0x100)
+#endif
+
+/*
+ * We enable a real big DMA buffer if need be.
+ */
+#define CONSISTENT_DMA_SIZE SZ_4M
+
+#endif
diff --git a/arch/arm/mach-u300/include/mach/platform.h b/arch/arm/mach-u300/include/mach/platform.h
new file mode 100644
index 00000000000..77d9210a82e
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/platform.h
@@ -0,0 +1,19 @@
+/*
+ *
+ * arch/arm/mach-u300/include/mach/platform.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Basic platform init and mapping functions.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+
+#ifndef __ASSEMBLY__
+
+void u300_map_io(void);
+void u300_init_irq(void);
+void u300_init_devices(void);
+extern struct sys_timer u300_timer;
+
+#endif
diff --git a/arch/arm/mach-u300/include/mach/system.h b/arch/arm/mach-u300/include/mach/system.h
new file mode 100644
index 00000000000..8daf13634ce
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/system.h
@@ -0,0 +1,42 @@
+/*
+ *
+ * arch/arm/mach-u300/include/mach/system.h
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * System shutdown and reset functions.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <mach/hardware.h>
+#include <asm/io.h>
+#include <asm/hardware/vic.h>
+#include <asm/irq.h>
+
+/* Forward declare this function from the watchdog */
+void coh901327_watchdog_reset(void);
+
+static inline void arch_idle(void)
+{
+        cpu_do_idle();
+}
+
+static void arch_reset(char mode, const char *cmd)
+{
+        switch (mode) {
+        case 's':
+        case 'h':
+                printk(KERN_CRIT "RESET: shutting down/rebooting system\n");
+                /* Disable interrupts */
+                local_irq_disable();
+#ifdef CONFIG_COH901327_WATCHDOG
+                coh901327_watchdog_reset();
+#endif
+                break;
+        default:
+                /* Do nothing */
+                break;
+        }
+        /* Wait for system do die/reset. */
+        while (1);
+}
diff --git a/arch/arm/mach-u300/include/mach/vmalloc.h b/arch/arm/mach-u300/include/mach/vmalloc.h
new file mode 100644
index 00000000000..ec423b92b81
--- /dev/null
+++ b/arch/arm/mach-u300/include/mach/vmalloc.h
@@ -0,0 +1,12 @@
+/*
+ *
+ * arch/arm/mach-u300/include/mach/vmalloc.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Virtual memory allocations
+ * End must be above the I/O registers and on an even 2MiB boundary.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#define VMALLOC_END     0xfe800000UL