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-rw-r--r--arch/arm/plat-nomadik/Kconfig29
-rw-r--r--arch/arm/plat-nomadik/Makefile5
-rw-r--r--arch/arm/plat-nomadik/include/plat/gpio-nomadik.h102
-rw-r--r--arch/arm/plat-nomadik/include/plat/mtu.h9
-rw-r--r--arch/arm/plat-nomadik/include/plat/pincfg.h173
-rw-r--r--arch/arm/plat-nomadik/include/plat/ste_dma40.h223
-rw-r--r--arch/arm/plat-nomadik/timer.c223
7 files changed, 0 insertions, 764 deletions
diff --git a/arch/arm/plat-nomadik/Kconfig b/arch/arm/plat-nomadik/Kconfig
deleted file mode 100644
index 19f55cae5d7..00000000000
--- a/arch/arm/plat-nomadik/Kconfig
+++ /dev/null
@@ -1,29 +0,0 @@
-# We keep common IP's here for Nomadik and other similar
-# familiy of processors from ST-Ericsson. At the moment we have
-# just MTU, others to follow soon.
-
-config PLAT_NOMADIK
- bool
- depends on ARCH_NOMADIK || ARCH_U8500
- default y
- select CLKSRC_MMIO
- help
- Common platform code for Nomadik and other ST-Ericsson
- platforms.
-
-if PLAT_NOMADIK
-
-config HAS_MTU
- bool
- help
- Support for Multi Timer Unit. MTU provides access
- to multiple interrupt generating programmable
- 32-bit free running decrementing counters.
-
-config NOMADIK_MTU_SCHED_CLOCK
- bool
- depends on HAS_MTU
- help
- Use the Multi Timer Unit as the sched_clock.
-
-endif
diff --git a/arch/arm/plat-nomadik/Makefile b/arch/arm/plat-nomadik/Makefile
deleted file mode 100644
index 37c7cdd0f8f..00000000000
--- a/arch/arm/plat-nomadik/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-# arch/arm/plat-nomadik/Makefile
-# Copyright 2009 ST-Ericsson
-# Licensed under GPLv2
-
-obj-$(CONFIG_HAS_MTU) += timer.o
diff --git a/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h b/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h
deleted file mode 100644
index c08a54d9d88..00000000000
--- a/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Structures and registers for GPIO access in the Nomadik SoC
- *
- * Copyright (C) 2008 STMicroelectronics
- * Author: Prafulla WADASKAR <prafulla.wadaskar@st.com>
- * Copyright (C) 2009 Alessandro Rubini <rubini@unipv.it>
- *
- * 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.
- */
-
-#ifndef __PLAT_NOMADIK_GPIO
-#define __PLAT_NOMADIK_GPIO
-
-/*
- * "nmk_gpio" and "NMK_GPIO" stand for "Nomadik GPIO", leaving
- * the "gpio" namespace for generic and cross-machine functions
- */
-
-/* Register in the logic block */
-#define NMK_GPIO_DAT 0x00
-#define NMK_GPIO_DATS 0x04
-#define NMK_GPIO_DATC 0x08
-#define NMK_GPIO_PDIS 0x0c
-#define NMK_GPIO_DIR 0x10
-#define NMK_GPIO_DIRS 0x14
-#define NMK_GPIO_DIRC 0x18
-#define NMK_GPIO_SLPC 0x1c
-#define NMK_GPIO_AFSLA 0x20
-#define NMK_GPIO_AFSLB 0x24
-#define NMK_GPIO_LOWEMI 0x28
-
-#define NMK_GPIO_RIMSC 0x40
-#define NMK_GPIO_FIMSC 0x44
-#define NMK_GPIO_IS 0x48
-#define NMK_GPIO_IC 0x4c
-#define NMK_GPIO_RWIMSC 0x50
-#define NMK_GPIO_FWIMSC 0x54
-#define NMK_GPIO_WKS 0x58
-
-/* Alternate functions: function C is set in hw by setting both A and B */
-#define NMK_GPIO_ALT_GPIO 0
-#define NMK_GPIO_ALT_A 1
-#define NMK_GPIO_ALT_B 2
-#define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B)
-
-#define NMK_GPIO_ALT_CX_SHIFT 2
-#define NMK_GPIO_ALT_C1 ((1<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C)
-#define NMK_GPIO_ALT_C2 ((2<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C)
-#define NMK_GPIO_ALT_C3 ((3<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C)
-#define NMK_GPIO_ALT_C4 ((4<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C)
-
-/* Pull up/down values */
-enum nmk_gpio_pull {
- NMK_GPIO_PULL_NONE,
- NMK_GPIO_PULL_UP,
- NMK_GPIO_PULL_DOWN,
-};
-
-/* Sleep mode */
-enum nmk_gpio_slpm {
- NMK_GPIO_SLPM_INPUT,
- NMK_GPIO_SLPM_WAKEUP_ENABLE = NMK_GPIO_SLPM_INPUT,
- NMK_GPIO_SLPM_NOCHANGE,
- NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE,
-};
-
-extern int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode);
-extern int nmk_gpio_set_pull(int gpio, enum nmk_gpio_pull pull);
-#ifdef CONFIG_PINCTRL_NOMADIK
-extern int nmk_gpio_set_mode(int gpio, int gpio_mode);
-#else
-static inline int nmk_gpio_set_mode(int gpio, int gpio_mode)
-{
- return -ENODEV;
-}
-#endif
-extern int nmk_gpio_get_mode(int gpio);
-
-extern void nmk_gpio_wakeups_suspend(void);
-extern void nmk_gpio_wakeups_resume(void);
-
-extern void nmk_gpio_clocks_enable(void);
-extern void nmk_gpio_clocks_disable(void);
-
-extern void nmk_gpio_read_pull(int gpio_bank, u32 *pull_up);
-
-/*
- * Platform data to register a block: only the initial gpio/irq number.
- */
-struct nmk_gpio_platform_data {
- char *name;
- int first_gpio;
- int first_irq;
- int num_gpio;
- u32 (*get_secondary_status)(unsigned int bank);
- void (*set_ioforce)(bool enable);
- bool supports_sleepmode;
-};
-
-#endif /* __PLAT_NOMADIK_GPIO */
diff --git a/arch/arm/plat-nomadik/include/plat/mtu.h b/arch/arm/plat-nomadik/include/plat/mtu.h
deleted file mode 100644
index 582641f3dc0..00000000000
--- a/arch/arm/plat-nomadik/include/plat/mtu.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef __PLAT_MTU_H
-#define __PLAT_MTU_H
-
-void nmdk_timer_init(void __iomem *base);
-void nmdk_clkevt_reset(void);
-void nmdk_clksrc_reset(void);
-
-#endif /* __PLAT_MTU_H */
-
diff --git a/arch/arm/plat-nomadik/include/plat/pincfg.h b/arch/arm/plat-nomadik/include/plat/pincfg.h
deleted file mode 100644
index 3b8ec60af35..00000000000
--- a/arch/arm/plat-nomadik/include/plat/pincfg.h
+++ /dev/null
@@ -1,173 +0,0 @@
-/*
- * Copyright (C) ST-Ericsson SA 2010
- *
- * License terms: GNU General Public License, version 2
- * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
- *
- * Based on arch/arm/mach-pxa/include/mach/mfp.h:
- * Copyright (C) 2007 Marvell International Ltd.
- * eric miao <eric.miao@marvell.com>
- */
-
-#ifndef __PLAT_PINCFG_H
-#define __PLAT_PINCFG_H
-
-/*
- * pin configurations are represented by 32-bit integers:
- *
- * bit 0.. 8 - Pin Number (512 Pins Maximum)
- * bit 9..10 - Alternate Function Selection
- * bit 11..12 - Pull up/down state
- * bit 13 - Sleep mode behaviour
- * bit 14 - Direction
- * bit 15 - Value (if output)
- * bit 16..18 - SLPM pull up/down state
- * bit 19..20 - SLPM direction
- * bit 21..22 - SLPM Value (if output)
- * bit 23..25 - PDIS value (if input)
- * bit 26 - Gpio mode
- * bit 27 - Sleep mode
- *
- * to facilitate the definition, the following macros are provided
- *
- * PIN_CFG_DEFAULT - default config (0):
- * pull up/down = disabled
- * sleep mode = input/wakeup
- * direction = input
- * value = low
- * SLPM direction = same as normal
- * SLPM pull = same as normal
- * SLPM value = same as normal
- *
- * PIN_CFG - default config with alternate function
- */
-
-typedef unsigned long pin_cfg_t;
-
-#define PIN_NUM_MASK 0x1ff
-#define PIN_NUM(x) ((x) & PIN_NUM_MASK)
-
-#define PIN_ALT_SHIFT 9
-#define PIN_ALT_MASK (0x3 << PIN_ALT_SHIFT)
-#define PIN_ALT(x) (((x) & PIN_ALT_MASK) >> PIN_ALT_SHIFT)
-#define PIN_GPIO (NMK_GPIO_ALT_GPIO << PIN_ALT_SHIFT)
-#define PIN_ALT_A (NMK_GPIO_ALT_A << PIN_ALT_SHIFT)
-#define PIN_ALT_B (NMK_GPIO_ALT_B << PIN_ALT_SHIFT)
-#define PIN_ALT_C (NMK_GPIO_ALT_C << PIN_ALT_SHIFT)
-
-#define PIN_PULL_SHIFT 11
-#define PIN_PULL_MASK (0x3 << PIN_PULL_SHIFT)
-#define PIN_PULL(x) (((x) & PIN_PULL_MASK) >> PIN_PULL_SHIFT)
-#define PIN_PULL_NONE (NMK_GPIO_PULL_NONE << PIN_PULL_SHIFT)
-#define PIN_PULL_UP (NMK_GPIO_PULL_UP << PIN_PULL_SHIFT)
-#define PIN_PULL_DOWN (NMK_GPIO_PULL_DOWN << PIN_PULL_SHIFT)
-
-#define PIN_SLPM_SHIFT 13
-#define PIN_SLPM_MASK (0x1 << PIN_SLPM_SHIFT)
-#define PIN_SLPM(x) (((x) & PIN_SLPM_MASK) >> PIN_SLPM_SHIFT)
-#define PIN_SLPM_MAKE_INPUT (NMK_GPIO_SLPM_INPUT << PIN_SLPM_SHIFT)
-#define PIN_SLPM_NOCHANGE (NMK_GPIO_SLPM_NOCHANGE << PIN_SLPM_SHIFT)
-/* These two replace the above in DB8500v2+ */
-#define PIN_SLPM_WAKEUP_ENABLE (NMK_GPIO_SLPM_WAKEUP_ENABLE << PIN_SLPM_SHIFT)
-#define PIN_SLPM_WAKEUP_DISABLE (NMK_GPIO_SLPM_WAKEUP_DISABLE << PIN_SLPM_SHIFT)
-#define PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP PIN_SLPM_WAKEUP_DISABLE
-
-#define PIN_SLPM_GPIO PIN_SLPM_WAKEUP_ENABLE /* In SLPM, pin is a gpio */
-#define PIN_SLPM_ALTFUNC PIN_SLPM_WAKEUP_DISABLE /* In SLPM, pin is altfunc */
-
-#define PIN_DIR_SHIFT 14
-#define PIN_DIR_MASK (0x1 << PIN_DIR_SHIFT)
-#define PIN_DIR(x) (((x) & PIN_DIR_MASK) >> PIN_DIR_SHIFT)
-#define PIN_DIR_INPUT (0 << PIN_DIR_SHIFT)
-#define PIN_DIR_OUTPUT (1 << PIN_DIR_SHIFT)
-
-#define PIN_VAL_SHIFT 15
-#define PIN_VAL_MASK (0x1 << PIN_VAL_SHIFT)
-#define PIN_VAL(x) (((x) & PIN_VAL_MASK) >> PIN_VAL_SHIFT)
-#define PIN_VAL_LOW (0 << PIN_VAL_SHIFT)
-#define PIN_VAL_HIGH (1 << PIN_VAL_SHIFT)
-
-#define PIN_SLPM_PULL_SHIFT 16
-#define PIN_SLPM_PULL_MASK (0x7 << PIN_SLPM_PULL_SHIFT)
-#define PIN_SLPM_PULL(x) \
- (((x) & PIN_SLPM_PULL_MASK) >> PIN_SLPM_PULL_SHIFT)
-#define PIN_SLPM_PULL_NONE \
- ((1 + NMK_GPIO_PULL_NONE) << PIN_SLPM_PULL_SHIFT)
-#define PIN_SLPM_PULL_UP \
- ((1 + NMK_GPIO_PULL_UP) << PIN_SLPM_PULL_SHIFT)
-#define PIN_SLPM_PULL_DOWN \
- ((1 + NMK_GPIO_PULL_DOWN) << PIN_SLPM_PULL_SHIFT)
-
-#define PIN_SLPM_DIR_SHIFT 19
-#define PIN_SLPM_DIR_MASK (0x3 << PIN_SLPM_DIR_SHIFT)
-#define PIN_SLPM_DIR(x) \
- (((x) & PIN_SLPM_DIR_MASK) >> PIN_SLPM_DIR_SHIFT)
-#define PIN_SLPM_DIR_INPUT ((1 + 0) << PIN_SLPM_DIR_SHIFT)
-#define PIN_SLPM_DIR_OUTPUT ((1 + 1) << PIN_SLPM_DIR_SHIFT)
-
-#define PIN_SLPM_VAL_SHIFT 21
-#define PIN_SLPM_VAL_MASK (0x3 << PIN_SLPM_VAL_SHIFT)
-#define PIN_SLPM_VAL(x) \
- (((x) & PIN_SLPM_VAL_MASK) >> PIN_SLPM_VAL_SHIFT)
-#define PIN_SLPM_VAL_LOW ((1 + 0) << PIN_SLPM_VAL_SHIFT)
-#define PIN_SLPM_VAL_HIGH ((1 + 1) << PIN_SLPM_VAL_SHIFT)
-
-#define PIN_SLPM_PDIS_SHIFT 23
-#define PIN_SLPM_PDIS_MASK (0x3 << PIN_SLPM_PDIS_SHIFT)
-#define PIN_SLPM_PDIS(x) \
- (((x) & PIN_SLPM_PDIS_MASK) >> PIN_SLPM_PDIS_SHIFT)
-#define PIN_SLPM_PDIS_NO_CHANGE (0 << PIN_SLPM_PDIS_SHIFT)
-#define PIN_SLPM_PDIS_DISABLED (1 << PIN_SLPM_PDIS_SHIFT)
-#define PIN_SLPM_PDIS_ENABLED (2 << PIN_SLPM_PDIS_SHIFT)
-
-#define PIN_LOWEMI_SHIFT 25
-#define PIN_LOWEMI_MASK (0x1 << PIN_LOWEMI_SHIFT)
-#define PIN_LOWEMI(x) (((x) & PIN_LOWEMI_MASK) >> PIN_LOWEMI_SHIFT)
-#define PIN_LOWEMI_DISABLED (0 << PIN_LOWEMI_SHIFT)
-#define PIN_LOWEMI_ENABLED (1 << PIN_LOWEMI_SHIFT)
-
-#define PIN_GPIOMODE_SHIFT 26
-#define PIN_GPIOMODE_MASK (0x1 << PIN_GPIOMODE_SHIFT)
-#define PIN_GPIOMODE(x) (((x) & PIN_GPIOMODE_MASK) >> PIN_GPIOMODE_SHIFT)
-#define PIN_GPIOMODE_DISABLED (0 << PIN_GPIOMODE_SHIFT)
-#define PIN_GPIOMODE_ENABLED (1 << PIN_GPIOMODE_SHIFT)
-
-#define PIN_SLEEPMODE_SHIFT 27
-#define PIN_SLEEPMODE_MASK (0x1 << PIN_SLEEPMODE_SHIFT)
-#define PIN_SLEEPMODE(x) (((x) & PIN_SLEEPMODE_MASK) >> PIN_SLEEPMODE_SHIFT)
-#define PIN_SLEEPMODE_DISABLED (0 << PIN_SLEEPMODE_SHIFT)
-#define PIN_SLEEPMODE_ENABLED (1 << PIN_SLEEPMODE_SHIFT)
-
-
-/* Shortcuts. Use these instead of separate DIR, PULL, and VAL. */
-#define PIN_INPUT_PULLDOWN (PIN_DIR_INPUT | PIN_PULL_DOWN)
-#define PIN_INPUT_PULLUP (PIN_DIR_INPUT | PIN_PULL_UP)
-#define PIN_INPUT_NOPULL (PIN_DIR_INPUT | PIN_PULL_NONE)
-#define PIN_OUTPUT_LOW (PIN_DIR_OUTPUT | PIN_VAL_LOW)
-#define PIN_OUTPUT_HIGH (PIN_DIR_OUTPUT | PIN_VAL_HIGH)
-
-#define PIN_SLPM_INPUT_PULLDOWN (PIN_SLPM_DIR_INPUT | PIN_SLPM_PULL_DOWN)
-#define PIN_SLPM_INPUT_PULLUP (PIN_SLPM_DIR_INPUT | PIN_SLPM_PULL_UP)
-#define PIN_SLPM_INPUT_NOPULL (PIN_SLPM_DIR_INPUT | PIN_SLPM_PULL_NONE)
-#define PIN_SLPM_OUTPUT_LOW (PIN_SLPM_DIR_OUTPUT | PIN_SLPM_VAL_LOW)
-#define PIN_SLPM_OUTPUT_HIGH (PIN_SLPM_DIR_OUTPUT | PIN_SLPM_VAL_HIGH)
-
-#define PIN_CFG_DEFAULT (0)
-
-#define PIN_CFG(num, alt) \
- (PIN_CFG_DEFAULT |\
- (PIN_NUM(num) | PIN_##alt))
-
-#define PIN_CFG_INPUT(num, alt, pull) \
- (PIN_CFG_DEFAULT |\
- (PIN_NUM(num) | PIN_##alt | PIN_INPUT_##pull))
-
-#define PIN_CFG_OUTPUT(num, alt, val) \
- (PIN_CFG_DEFAULT |\
- (PIN_NUM(num) | PIN_##alt | PIN_OUTPUT_##val))
-
-extern int nmk_config_pin(pin_cfg_t cfg, bool sleep);
-extern int nmk_config_pins(pin_cfg_t *cfgs, int num);
-extern int nmk_config_pins_sleep(pin_cfg_t *cfgs, int num);
-
-#endif
diff --git a/arch/arm/plat-nomadik/include/plat/ste_dma40.h b/arch/arm/plat-nomadik/include/plat/ste_dma40.h
deleted file mode 100644
index 9ff93b06568..00000000000
--- a/arch/arm/plat-nomadik/include/plat/ste_dma40.h
+++ /dev/null
@@ -1,223 +0,0 @@
-/*
- * Copyright (C) ST-Ericsson SA 2007-2010
- * Author: Per Forlin <per.forlin@stericsson.com> for ST-Ericsson
- * Author: Jonas Aaberg <jonas.aberg@stericsson.com> for ST-Ericsson
- * License terms: GNU General Public License (GPL) version 2
- */
-
-
-#ifndef STE_DMA40_H
-#define STE_DMA40_H
-
-#include <linux/dmaengine.h>
-#include <linux/scatterlist.h>
-#include <linux/workqueue.h>
-#include <linux/interrupt.h>
-
-/*
- * Maxium size for a single dma descriptor
- * Size is limited to 16 bits.
- * Size is in the units of addr-widths (1,2,4,8 bytes)
- * Larger transfers will be split up to multiple linked desc
- */
-#define STEDMA40_MAX_SEG_SIZE 0xFFFF
-
-/* dev types for memcpy */
-#define STEDMA40_DEV_DST_MEMORY (-1)
-#define STEDMA40_DEV_SRC_MEMORY (-1)
-
-enum stedma40_mode {
- STEDMA40_MODE_LOGICAL = 0,
- STEDMA40_MODE_PHYSICAL,
- STEDMA40_MODE_OPERATION,
-};
-
-enum stedma40_mode_opt {
- STEDMA40_PCHAN_BASIC_MODE = 0,
- STEDMA40_LCHAN_SRC_LOG_DST_LOG = 0,
- STEDMA40_PCHAN_MODULO_MODE,
- STEDMA40_PCHAN_DOUBLE_DST_MODE,
- STEDMA40_LCHAN_SRC_PHY_DST_LOG,
- STEDMA40_LCHAN_SRC_LOG_DST_PHY,
-};
-
-#define STEDMA40_ESIZE_8_BIT 0x0
-#define STEDMA40_ESIZE_16_BIT 0x1
-#define STEDMA40_ESIZE_32_BIT 0x2
-#define STEDMA40_ESIZE_64_BIT 0x3
-
-/* The value 4 indicates that PEN-reg shall be set to 0 */
-#define STEDMA40_PSIZE_PHY_1 0x4
-#define STEDMA40_PSIZE_PHY_2 0x0
-#define STEDMA40_PSIZE_PHY_4 0x1
-#define STEDMA40_PSIZE_PHY_8 0x2
-#define STEDMA40_PSIZE_PHY_16 0x3
-
-/*
- * The number of elements differ in logical and
- * physical mode
- */
-#define STEDMA40_PSIZE_LOG_1 STEDMA40_PSIZE_PHY_2
-#define STEDMA40_PSIZE_LOG_4 STEDMA40_PSIZE_PHY_4
-#define STEDMA40_PSIZE_LOG_8 STEDMA40_PSIZE_PHY_8
-#define STEDMA40_PSIZE_LOG_16 STEDMA40_PSIZE_PHY_16
-
-/* Maximum number of possible physical channels */
-#define STEDMA40_MAX_PHYS 32
-
-enum stedma40_flow_ctrl {
- STEDMA40_NO_FLOW_CTRL,
- STEDMA40_FLOW_CTRL,
-};
-
-enum stedma40_periph_data_width {
- STEDMA40_BYTE_WIDTH = STEDMA40_ESIZE_8_BIT,
- STEDMA40_HALFWORD_WIDTH = STEDMA40_ESIZE_16_BIT,
- STEDMA40_WORD_WIDTH = STEDMA40_ESIZE_32_BIT,
- STEDMA40_DOUBLEWORD_WIDTH = STEDMA40_ESIZE_64_BIT
-};
-
-enum stedma40_xfer_dir {
- STEDMA40_MEM_TO_MEM = 1,
- STEDMA40_MEM_TO_PERIPH,
- STEDMA40_PERIPH_TO_MEM,
- STEDMA40_PERIPH_TO_PERIPH
-};
-
-
-/**
- * struct stedma40_chan_cfg - dst/src channel configuration
- *
- * @big_endian: true if the src/dst should be read as big endian
- * @data_width: Data width of the src/dst hardware
- * @p_size: Burst size
- * @flow_ctrl: Flow control on/off.
- */
-struct stedma40_half_channel_info {
- bool big_endian;
- enum stedma40_periph_data_width data_width;
- int psize;
- enum stedma40_flow_ctrl flow_ctrl;
-};
-
-/**
- * struct stedma40_chan_cfg - Structure to be filled by client drivers.
- *
- * @dir: MEM 2 MEM, PERIPH 2 MEM , MEM 2 PERIPH, PERIPH 2 PERIPH
- * @high_priority: true if high-priority
- * @realtime: true if realtime mode is to be enabled. Only available on DMA40
- * version 3+, i.e DB8500v2+
- * @mode: channel mode: physical, logical, or operation
- * @mode_opt: options for the chosen channel mode
- * @src_dev_type: Src device type
- * @dst_dev_type: Dst device type
- * @src_info: Parameters for dst half channel
- * @dst_info: Parameters for dst half channel
- * @use_fixed_channel: if true, use physical channel specified by phy_channel
- * @phy_channel: physical channel to use, only if use_fixed_channel is true
- *
- * This structure has to be filled by the client drivers.
- * It is recommended to do all dma configurations for clients in the machine.
- *
- */
-struct stedma40_chan_cfg {
- enum stedma40_xfer_dir dir;
- bool high_priority;
- bool realtime;
- enum stedma40_mode mode;
- enum stedma40_mode_opt mode_opt;
- int src_dev_type;
- int dst_dev_type;
- struct stedma40_half_channel_info src_info;
- struct stedma40_half_channel_info dst_info;
-
- bool use_fixed_channel;
- int phy_channel;
-};
-
-/**
- * struct stedma40_platform_data - Configuration struct for the dma device.
- *
- * @dev_len: length of dev_tx and dev_rx
- * @dev_tx: mapping between destination event line and io address
- * @dev_rx: mapping between source event line and io address
- * @memcpy: list of memcpy event lines
- * @memcpy_len: length of memcpy
- * @memcpy_conf_phy: default configuration of physical channel memcpy
- * @memcpy_conf_log: default configuration of logical channel memcpy
- * @disabled_channels: A vector, ending with -1, that marks physical channels
- * that are for different reasons not available for the driver.
- */
-struct stedma40_platform_data {
- u32 dev_len;
- const dma_addr_t *dev_tx;
- const dma_addr_t *dev_rx;
- int *memcpy;
- u32 memcpy_len;
- struct stedma40_chan_cfg *memcpy_conf_phy;
- struct stedma40_chan_cfg *memcpy_conf_log;
- int disabled_channels[STEDMA40_MAX_PHYS];
- bool use_esram_lcla;
-};
-
-#ifdef CONFIG_STE_DMA40
-
-/**
- * stedma40_filter() - Provides stedma40_chan_cfg to the
- * ste_dma40 dma driver via the dmaengine framework.
- * does some checking of what's provided.
- *
- * Never directly called by client. It used by dmaengine.
- * @chan: dmaengine handle.
- * @data: Must be of type: struct stedma40_chan_cfg and is
- * the configuration of the framework.
- *
- *
- */
-
-bool stedma40_filter(struct dma_chan *chan, void *data);
-
-/**
- * stedma40_slave_mem() - Transfers a raw data buffer to or from a slave
- * (=device)
- *
- * @chan: dmaengine handle
- * @addr: source or destination physicall address.
- * @size: bytes to transfer
- * @direction: direction of transfer
- * @flags: is actually enum dma_ctrl_flags. See dmaengine.h
- */
-
-static inline struct
-dma_async_tx_descriptor *stedma40_slave_mem(struct dma_chan *chan,
- dma_addr_t addr,
- unsigned int size,
- enum dma_transfer_direction direction,
- unsigned long flags)
-{
- struct scatterlist sg;
- sg_init_table(&sg, 1);
- sg.dma_address = addr;
- sg.length = size;
-
- return dmaengine_prep_slave_sg(chan, &sg, 1, direction, flags);
-}
-
-#else
-static inline bool stedma40_filter(struct dma_chan *chan, void *data)
-{
- return false;
-}
-
-static inline struct
-dma_async_tx_descriptor *stedma40_slave_mem(struct dma_chan *chan,
- dma_addr_t addr,
- unsigned int size,
- enum dma_transfer_direction direction,
- unsigned long flags)
-{
- return NULL;
-}
-#endif
-
-#endif
diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c
deleted file mode 100644
index 9222e5522a4..00000000000
--- a/arch/arm/plat-nomadik/timer.c
+++ /dev/null
@@ -1,223 +0,0 @@
-/*
- * linux/arch/arm/plat-nomadik/timer.c
- *
- * Copyright (C) 2008 STMicroelectronics
- * Copyright (C) 2010 Alessandro Rubini
- * Copyright (C) 2010 Linus Walleij for ST-Ericsson
- *
- * 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/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-#include <linux/clockchips.h>
-#include <linux/clk.h>
-#include <linux/jiffies.h>
-#include <linux/err.h>
-#include <asm/mach/time.h>
-#include <asm/sched_clock.h>
-
-/*
- * The MTU device hosts four different counters, with 4 set of
- * registers. These are register names.
- */
-
-#define MTU_IMSC 0x00 /* Interrupt mask set/clear */
-#define MTU_RIS 0x04 /* Raw interrupt status */
-#define MTU_MIS 0x08 /* Masked interrupt status */
-#define MTU_ICR 0x0C /* Interrupt clear register */
-
-/* per-timer registers take 0..3 as argument */
-#define MTU_LR(x) (0x10 + 0x10 * (x) + 0x00) /* Load value */
-#define MTU_VAL(x) (0x10 + 0x10 * (x) + 0x04) /* Current value */
-#define MTU_CR(x) (0x10 + 0x10 * (x) + 0x08) /* Control reg */
-#define MTU_BGLR(x) (0x10 + 0x10 * (x) + 0x0c) /* At next overflow */
-
-/* bits for the control register */
-#define MTU_CRn_ENA 0x80
-#define MTU_CRn_PERIODIC 0x40 /* if 0 = free-running */
-#define MTU_CRn_PRESCALE_MASK 0x0c
-#define MTU_CRn_PRESCALE_1 0x00
-#define MTU_CRn_PRESCALE_16 0x04
-#define MTU_CRn_PRESCALE_256 0x08
-#define MTU_CRn_32BITS 0x02
-#define MTU_CRn_ONESHOT 0x01 /* if 0 = wraps reloading from BGLR*/
-
-/* Other registers are usual amba/primecell registers, currently not used */
-#define MTU_ITCR 0xff0
-#define MTU_ITOP 0xff4
-
-#define MTU_PERIPH_ID0 0xfe0
-#define MTU_PERIPH_ID1 0xfe4
-#define MTU_PERIPH_ID2 0xfe8
-#define MTU_PERIPH_ID3 0xfeC
-
-#define MTU_PCELL0 0xff0
-#define MTU_PCELL1 0xff4
-#define MTU_PCELL2 0xff8
-#define MTU_PCELL3 0xffC
-
-static void __iomem *mtu_base;
-static bool clkevt_periodic;
-static u32 clk_prescale;
-static u32 nmdk_cycle; /* write-once */
-
-#ifdef CONFIG_NOMADIK_MTU_SCHED_CLOCK
-/*
- * Override the global weak sched_clock symbol with this
- * local implementation which uses the clocksource to get some
- * better resolution when scheduling the kernel.
- */
-static u32 notrace nomadik_read_sched_clock(void)
-{
- if (unlikely(!mtu_base))
- return 0;
-
- return -readl(mtu_base + MTU_VAL(0));
-}
-#endif
-
-/* Clockevent device: use one-shot mode */
-static int nmdk_clkevt_next(unsigned long evt, struct clock_event_device *ev)
-{
- writel(1 << 1, mtu_base + MTU_IMSC);
- writel(evt, mtu_base + MTU_LR(1));
- /* Load highest value, enable device, enable interrupts */
- writel(MTU_CRn_ONESHOT | clk_prescale |
- MTU_CRn_32BITS | MTU_CRn_ENA,
- mtu_base + MTU_CR(1));
-
- return 0;
-}
-
-void nmdk_clkevt_reset(void)
-{
- if (clkevt_periodic) {
- /* Timer: configure load and background-load, and fire it up */
- writel(nmdk_cycle, mtu_base + MTU_LR(1));
- writel(nmdk_cycle, mtu_base + MTU_BGLR(1));
-
- writel(MTU_CRn_PERIODIC | clk_prescale |
- MTU_CRn_32BITS | MTU_CRn_ENA,
- mtu_base + MTU_CR(1));
- writel(1 << 1, mtu_base + MTU_IMSC);
- } else {
- /* Generate an interrupt to start the clockevent again */
- (void) nmdk_clkevt_next(nmdk_cycle, NULL);
- }
-}
-
-static void nmdk_clkevt_mode(enum clock_event_mode mode,
- struct clock_event_device *dev)
-{
- switch (mode) {
- case CLOCK_EVT_MODE_PERIODIC:
- clkevt_periodic = true;
- nmdk_clkevt_reset();
- break;
- case CLOCK_EVT_MODE_ONESHOT:
- clkevt_periodic = false;
- break;
- case CLOCK_EVT_MODE_SHUTDOWN:
- case CLOCK_EVT_MODE_UNUSED:
- writel(0, mtu_base + MTU_IMSC);
- /* disable timer */
- writel(0, mtu_base + MTU_CR(1));
- /* load some high default value */
- writel(0xffffffff, mtu_base + MTU_LR(1));
- break;
- case CLOCK_EVT_MODE_RESUME:
- break;
- }
-}
-
-static struct clock_event_device nmdk_clkevt = {
- .name = "mtu_1",
- .features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_PERIODIC,
- .rating = 200,
- .set_mode = nmdk_clkevt_mode,
- .set_next_event = nmdk_clkevt_next,
-};
-
-/*
- * IRQ Handler for timer 1 of the MTU block.
- */
-static irqreturn_t nmdk_timer_interrupt(int irq, void *dev_id)
-{
- struct clock_event_device *evdev = dev_id;
-
- writel(1 << 1, mtu_base + MTU_ICR); /* Interrupt clear reg */
- evdev->event_handler(evdev);
- return IRQ_HANDLED;
-}
-
-static struct irqaction nmdk_timer_irq = {
- .name = "Nomadik Timer Tick",
- .flags = IRQF_DISABLED | IRQF_TIMER,
- .handler = nmdk_timer_interrupt,
- .dev_id = &nmdk_clkevt,
-};
-
-void nmdk_clksrc_reset(void)
-{
- /* Disable */
- writel(0, mtu_base + MTU_CR(0));
-
- /* ClockSource: configure load and background-load, and fire it up */
- writel(nmdk_cycle, mtu_base + MTU_LR(0));
- writel(nmdk_cycle, mtu_base + MTU_BGLR(0));
-
- writel(clk_prescale | MTU_CRn_32BITS | MTU_CRn_ENA,
- mtu_base + MTU_CR(0));
-}
-
-void __init nmdk_timer_init(void __iomem *base)
-{
- unsigned long rate;
- struct clk *clk0;
-
- mtu_base = base;
- clk0 = clk_get_sys("mtu0", NULL);
- BUG_ON(IS_ERR(clk0));
- BUG_ON(clk_prepare(clk0) < 0);
- BUG_ON(clk_enable(clk0) < 0);
-
- /*
- * Tick rate is 2.4MHz for Nomadik and 2.4Mhz, 100MHz or 133 MHz
- * for ux500.
- * Use a divide-by-16 counter if the tick rate is more than 32MHz.
- * At 32 MHz, the timer (with 32 bit counter) can be programmed
- * to wake-up at a max 127s a head in time. Dividing a 2.4 MHz timer
- * with 16 gives too low timer resolution.
- */
- rate = clk_get_rate(clk0);
- if (rate > 32000000) {
- rate /= 16;
- clk_prescale = MTU_CRn_PRESCALE_16;
- } else {
- clk_prescale = MTU_CRn_PRESCALE_1;
- }
-
- nmdk_cycle = (rate + HZ/2) / HZ;
-
-
- /* Timer 0 is the free running clocksource */
- nmdk_clksrc_reset();
-
- if (clocksource_mmio_init(mtu_base + MTU_VAL(0), "mtu_0",
- rate, 200, 32, clocksource_mmio_readl_down))
- pr_err("timer: failed to initialize clock source %s\n",
- "mtu_0");
-
-#ifdef CONFIG_NOMADIK_MTU_SCHED_CLOCK
- setup_sched_clock(nomadik_read_sched_clock, 32, rate);
-#endif
-
- /* Timer 1 is used for events, register irq and clockevents */
- setup_irq(IRQ_MTU0, &nmdk_timer_irq);
- nmdk_clkevt.cpumask = cpumask_of(0);
- clockevents_config_and_register(&nmdk_clkevt, rate, 2, 0xffffffffU);
-}