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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 17:08:46 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-07 17:08:46 -0800
commit021db8e2bde53024a163fb4417a185de46fe77aa (patch)
tree098a28bd2414ea2622493a1736a677dab5085dfc /arch
parent72eb6a791459c87a0340318840bb3bd9252b627b (diff)
parent07fe0351702b6f0c9749e80cdbcb758686b0fe9b (diff)
Merge branch 'next-spi' of git://git.secretlab.ca/git/linux-2.6
* 'next-spi' of git://git.secretlab.ca/git/linux-2.6: (77 commits) spi/omap: Fix DMA API usage in OMAP MCSPI driver spi/imx: correct the test on platform_get_irq() return value spi/topcliff: Typo fix threhold to threshold spi/dw_spi Typo change diable to disable. spi/fsl_espi: change the read behaviour of the SPIRF spi/mpc52xx-psc-spi: move probe/remove to proper sections spi/dw_spi: add DMA support spi/dw_spi: change to EXPORT_SYMBOL_GPL for exported APIs spi/dw_spi: Fix too short timeout in spi polling loop spi/pl022: convert running variable spi/pl022: convert busy flag to a bool spi/pl022: pass the returned sglen to the DMA engine spi/pl022: map the buffers on the DMA engine spi/topcliff_pch: Fix data transfer issue spi/imx: remove autodetection spi/pxa2xx: pass of_node to spi device and set a parent device spi/pxa2xx: Modify RX-Tresh instead of busy-loop for the remaining RX bytes. spi/pxa2xx: Add chipselect support for Sodaville spi/pxa2xx: Consider CE4100's FIFO depth spi/pxa2xx: Add CE4100 support ...
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-davinci/dm355.c7
-rw-r--r--arch/arm/mach-davinci/dm365.c6
-rw-r--r--arch/arm/mach-davinci/include/mach/spi.h52
-rw-r--r--arch/arm/mach-pxa/cm-x255.c2
-rw-r--r--arch/arm/mach-pxa/cm-x270.c2
-rw-r--r--arch/arm/mach-pxa/corgi.c2
-rw-r--r--arch/arm/mach-pxa/devices.c2
-rw-r--r--arch/arm/mach-pxa/em-x270.c2
-rw-r--r--arch/arm/mach-pxa/hx4700.c2
-rw-r--r--arch/arm/mach-pxa/icontrol.c2
-rw-r--r--arch/arm/mach-pxa/include/mach/pxa2xx_spi.h47
-rw-r--r--arch/arm/mach-pxa/littleton.c2
-rw-r--r--arch/arm/mach-pxa/lubbock.c2
-rw-r--r--arch/arm/mach-pxa/pcm027.c2
-rw-r--r--arch/arm/mach-pxa/poodle.c2
-rw-r--r--arch/arm/mach-pxa/spitz.c3
-rw-r--r--arch/arm/mach-pxa/stargate2.c2
-rw-r--r--arch/arm/mach-pxa/tosa.c2
-rw-r--r--arch/arm/mach-pxa/trizeps4.c1
-rw-r--r--arch/arm/mach-pxa/z2.c2
-rw-r--r--arch/arm/mach-pxa/zeus.c2
-rw-r--r--arch/arm/plat-pxa/include/plat/ssp.h186
-rw-r--r--arch/arm/plat-pxa/ssp.c2
23 files changed, 64 insertions, 270 deletions
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 2652af124ac..a5f8a80c1f2 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -412,12 +412,7 @@ static struct resource dm355_spi0_resources[] = {
static struct davinci_spi_platform_data dm355_spi0_pdata = {
.version = SPI_VERSION_1,
.num_chipselect = 2,
- .clk_internal = 1,
- .cs_hold = 1,
- .intr_level = 0,
- .poll_mode = 1, /* 0 -> interrupt mode 1-> polling mode */
- .c2tdelay = 0,
- .t2cdelay = 0,
+ .cshold_bug = true,
};
static struct platform_device dm355_spi0_device = {
.name = "spi_davinci",
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index c466d710d3c..02d2cc380df 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -625,12 +625,6 @@ static u64 dm365_spi0_dma_mask = DMA_BIT_MASK(32);
static struct davinci_spi_platform_data dm365_spi0_pdata = {
.version = SPI_VERSION_1,
.num_chipselect = 2,
- .clk_internal = 1,
- .cs_hold = 1,
- .intr_level = 0,
- .poll_mode = 1, /* 0 -> interrupt mode 1-> polling mode */
- .c2tdelay = 0,
- .t2cdelay = 0,
};
static struct resource dm365_spi0_resources[] = {
diff --git a/arch/arm/mach-davinci/include/mach/spi.h b/arch/arm/mach-davinci/include/mach/spi.h
index 910efbf099c..38f4da5ca13 100644
--- a/arch/arm/mach-davinci/include/mach/spi.h
+++ b/arch/arm/mach-davinci/include/mach/spi.h
@@ -19,26 +19,66 @@
#ifndef __ARCH_ARM_DAVINCI_SPI_H
#define __ARCH_ARM_DAVINCI_SPI_H
+#define SPI_INTERN_CS 0xFF
+
enum {
SPI_VERSION_1, /* For DM355/DM365/DM6467 */
SPI_VERSION_2, /* For DA8xx */
};
+/**
+ * davinci_spi_platform_data - Platform data for SPI master device on DaVinci
+ *
+ * @version: version of the SPI IP. Different DaVinci devices have slightly
+ * varying versions of the same IP.
+ * @num_chipselect: number of chipselects supported by this SPI master
+ * @intr_line: interrupt line used to connect the SPI IP to the ARM interrupt
+ * controller withn the SoC. Possible values are 0 and 1.
+ * @chip_sel: list of GPIOs which can act as chip-selects for the SPI.
+ * SPI_INTERN_CS denotes internal SPI chip-select. Not necessary
+ * to populate if all chip-selects are internal.
+ * @cshold_bug: set this to true if the SPI controller on your chip requires
+ * a write to CSHOLD bit in between transfers (like in DM355).
+ */
struct davinci_spi_platform_data {
u8 version;
u8 num_chipselect;
+ u8 intr_line;
+ u8 *chip_sel;
+ bool cshold_bug;
+};
+
+/**
+ * davinci_spi_config - Per-chip-select configuration for SPI slave devices
+ *
+ * @wdelay: amount of delay between transmissions. Measured in number of
+ * SPI module clocks.
+ * @odd_parity: polarity of parity flag at the end of transmit data stream.
+ * 0 - odd parity, 1 - even parity.
+ * @parity_enable: enable transmission of parity at end of each transmit
+ * data stream.
+ * @io_type: type of IO transfer. Choose between polled, interrupt and DMA.
+ * @timer_disable: disable chip-select timers (setup and hold)
+ * @c2tdelay: chip-select setup time. Measured in number of SPI module clocks.
+ * @t2cdelay: chip-select hold time. Measured in number of SPI module clocks.
+ * @t2edelay: transmit data finished to SPI ENAn pin inactive time. Measured
+ * in number of SPI clocks.
+ * @c2edelay: chip-select active to SPI ENAn signal active time. Measured in
+ * number of SPI clocks.
+ */
+struct davinci_spi_config {
u8 wdelay;
u8 odd_parity;
u8 parity_enable;
- u8 wait_enable;
+#define SPI_IO_TYPE_INTR 0
+#define SPI_IO_TYPE_POLL 1
+#define SPI_IO_TYPE_DMA 2
+ u8 io_type;
u8 timer_disable;
- u8 clk_internal;
- u8 cs_hold;
- u8 intr_level;
- u8 poll_mode;
- u8 use_dma;
u8 c2tdelay;
u8 t2cdelay;
+ u8 t2edelay;
+ u8 c2edelay;
};
#endif /* __ARCH_ARM_DAVINCI_SPI_H */
diff --git a/arch/arm/mach-pxa/cm-x255.c b/arch/arm/mach-pxa/cm-x255.c
index f1a7703d771..93f59f877fc 100644
--- a/arch/arm/mach-pxa/cm-x255.c
+++ b/arch/arm/mach-pxa/cm-x255.c
@@ -17,13 +17,13 @@
#include <linux/mtd/nand-gpio.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <mach/pxa25x.h>
-#include <mach/pxa2xx_spi.h>
#include "generic.h"
diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c
index a9926bb7592..b88d601a809 100644
--- a/arch/arm/mach-pxa/cm-x270.c
+++ b/arch/arm/mach-pxa/cm-x270.c
@@ -19,12 +19,12 @@
#include <video/mbxfb.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/spi/libertas_spi.h>
#include <mach/pxa27x.h>
#include <mach/ohci.h>
#include <mach/mmc.h>
-#include <mach/pxa2xx_spi.h>
#include "generic.h"
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index 9f3e5af0a0d..a5452a3a276 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -28,6 +28,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/corgi_lcd.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/mtd/sharpsl.h>
#include <linux/input/matrix_keypad.h>
#include <video/w100fb.h>
@@ -48,7 +49,6 @@
#include <mach/irda.h>
#include <mach/mmc.h>
#include <mach/udc.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/corgi.h>
#include <mach/sharpsl_pm.h>
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 022c2fa4af0..4c766e3b4af 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -3,6 +3,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <asm/pmu.h>
#include <mach/udc.h>
@@ -12,7 +13,6 @@
#include <mach/irda.h>
#include <mach/ohci.h>
#include <plat/pxa27x_keypad.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/camera.h>
#include <mach/audio.h>
#include <mach/hardware.h>
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index 4cefd1d18af..a78bb309773 100644
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -26,6 +26,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/tdo24m.h>
#include <linux/spi/libertas_spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/power_supply.h>
#include <linux/apm-emulation.h>
#include <linux/i2c.h>
@@ -46,7 +47,6 @@
#include <plat/pxa27x_keypad.h>
#include <plat/i2c.h>
#include <mach/camera.h>
-#include <mach/pxa2xx_spi.h>
#include "generic.h"
#include "devices.h"
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index cacb21b7014..a908e0a5f39 100644
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -33,6 +33,7 @@
#include <linux/regulator/max1586.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/usb/gpio_vbus.h>
#include <mach/hardware.h>
@@ -43,7 +44,6 @@
#include <mach/hx4700.h>
#include <plat/i2c.h>
#include <mach/irda.h>
-#include <mach/pxa2xx_spi.h>
#include <video/platform_lcd.h>
#include <video/w100fb.h>
diff --git a/arch/arm/mach-pxa/icontrol.c b/arch/arm/mach-pxa/icontrol.c
index ac6ee12e400..6cedc81da3b 100644
--- a/arch/arm/mach-pxa/icontrol.c
+++ b/arch/arm/mach-pxa/icontrol.c
@@ -24,7 +24,7 @@
#include <mach/mxm8x10.h>
#include <linux/spi/spi.h>
-#include <mach/pxa2xx_spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/can/platform/mcp251x.h>
#include "generic.h"
diff --git a/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h b/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h
deleted file mode 100644
index b87cecd9bbd..00000000000
--- a/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright (C) 2005 Stephen Street / StreetFire Sound Labs
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef PXA2XX_SPI_H_
-#define PXA2XX_SPI_H_
-
-#define PXA2XX_CS_ASSERT (0x01)
-#define PXA2XX_CS_DEASSERT (0x02)
-
-/* device.platform_data for SSP controller devices */
-struct pxa2xx_spi_master {
- u32 clock_enable;
- u16 num_chipselect;
- u8 enable_dma;
-};
-
-/* spi_board_info.controller_data for SPI slave devices,
- * copied to spi_device.platform_data ... mostly for dma tuning
- */
-struct pxa2xx_spi_chip {
- u8 tx_threshold;
- u8 rx_threshold;
- u8 dma_burst_size;
- u32 timeout;
- u8 enable_loopback;
- int gpio_cs;
- void (*cs_control)(u32 command);
-};
-
-extern void pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_master *info);
-
-#endif /*PXA2XX_SPI_H_*/
diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index 719c260597e..ccb7bfad17c 100644
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -22,6 +22,7 @@
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/smc91x.h>
#include <linux/i2c.h>
#include <linux/leds.h>
@@ -42,7 +43,6 @@
#include <mach/pxa300.h>
#include <mach/pxafb.h>
#include <mach/mmc.h>
-#include <mach/pxa2xx_spi.h>
#include <plat/pxa27x_keypad.h>
#include <mach/littleton.h>
#include <plat/i2c.h>
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index d3375486c8c..3072dbea5c1 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -25,7 +25,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
-#include <mach/pxa2xx_spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <asm/setup.h>
#include <asm/memory.h>
diff --git a/arch/arm/mach-pxa/pcm027.c b/arch/arm/mach-pxa/pcm027.c
index 8547c9abc40..1fc8a66407a 100644
--- a/arch/arm/mach-pxa/pcm027.c
+++ b/arch/arm/mach-pxa/pcm027.c
@@ -25,12 +25,12 @@
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/max7301.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/leds.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/pxa27x.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/pcm027.h>
#include "generic.h"
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 8451790cb48..4f0ff1ab623 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -25,6 +25,7 @@
#include <linux/i2c.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/mtd/sharpsl.h>
#include <mach/hardware.h>
@@ -43,7 +44,6 @@
#include <mach/irda.h>
#include <mach/poodle.h>
#include <mach/pxafb.h>
-#include <mach/pxa2xx_spi.h>
#include <plat/i2c.h>
#include <asm/hardware/scoop.h>
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 0499a69e767..0bc938729c4 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -23,7 +23,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/corgi_lcd.h>
-#include <linux/mtd/physmap.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/mtd/sharpsl.h>
#include <linux/input/matrix_keypad.h>
#include <linux/regulator/machine.h>
@@ -42,7 +42,6 @@
#include <mach/mmc.h>
#include <mach/ohci.h>
#include <mach/pxafb.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/spitz.h>
#include <mach/sharpsl_pm.h>
#include <mach/smemc.h>
diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c
index 3498a142394..9a14fdb83c8 100644
--- a/arch/arm/mach-pxa/stargate2.c
+++ b/arch/arm/mach-pxa/stargate2.c
@@ -46,11 +46,11 @@
#include <plat/i2c.h>
#include <mach/mmc.h>
#include <mach/udc.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/pxa27x-udc.h>
#include <mach/smemc.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/mfd/da903x.h>
#include <linux/sht15.h>
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index 57d61ee9b22..af152e70cfc 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -32,6 +32,7 @@
#include <linux/gpio.h>
#include <linux/pda_power.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/input/matrix_keypad.h>
#include <asm/setup.h>
@@ -44,7 +45,6 @@
#include <mach/mmc.h>
#include <mach/udc.h>
#include <mach/tosa_bt.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/audio.h>
#include <mach/smemc.h>
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 43fc9ca1459..423261d63d0 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -40,7 +40,6 @@
#include <asm/mach/flash.h>
#include <mach/pxa27x.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/trizeps4.h>
#include <mach/audio.h>
#include <mach/pxafb.h>
diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c
index 527c2a1ed31..a323e076129 100644
--- a/arch/arm/mach-pxa/z2.c
+++ b/arch/arm/mach-pxa/z2.c
@@ -20,6 +20,7 @@
#include <linux/z2_battery.h>
#include <linux/dma-mapping.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/spi/libertas_spi.h>
#include <linux/spi/lms283gf05.h>
#include <linux/power_supply.h>
@@ -38,7 +39,6 @@
#include <mach/pxafb.h>
#include <mach/mmc.h>
#include <plat/pxa27x_keypad.h>
-#include <mach/pxa2xx_spi.h>
#include <plat/i2c.h>
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index c87f2b35ee0..bf034c7670d 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -20,6 +20,7 @@
#include <linux/dm9000.h>
#include <linux/mmc/host.h>
#include <linux/spi/spi.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
@@ -41,7 +42,6 @@
#include <mach/pxa27x-udc.h>
#include <mach/udc.h>
#include <mach/pxafb.h>
-#include <mach/pxa2xx_spi.h>
#include <mach/mfp-pxa27x.h>
#include <mach/pm.h>
#include <mach/audio.h>
diff --git a/arch/arm/plat-pxa/include/plat/ssp.h b/arch/arm/plat-pxa/include/plat/ssp.h
deleted file mode 100644
index fe43150690e..00000000000
--- a/arch/arm/plat-pxa/include/plat/ssp.h
+++ /dev/null
@@ -1,186 +0,0 @@
-/*
- * ssp.h
- *
- * Copyright (C) 2003 Russell King, All Rights Reserved.
- *
- * 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.
- *
- * This driver supports the following PXA CPU/SSP ports:-
- *
- * PXA250 SSP
- * PXA255 SSP, NSSP
- * PXA26x SSP, NSSP, ASSP
- * PXA27x SSP1, SSP2, SSP3
- * PXA3xx SSP1, SSP2, SSP3, SSP4
- */
-
-#ifndef __ASM_ARCH_SSP_H
-#define __ASM_ARCH_SSP_H
-
-#include <linux/list.h>
-#include <linux/io.h>
-
-/*
- * SSP Serial Port Registers
- * PXA250, PXA255, PXA26x and PXA27x SSP controllers are all slightly different.
- * PXA255, PXA26x and PXA27x have extra ports, registers and bits.
- */
-
-#define SSCR0 (0x00) /* SSP Control Register 0 */
-#define SSCR1 (0x04) /* SSP Control Register 1 */
-#define SSSR (0x08) /* SSP Status Register */
-#define SSITR (0x0C) /* SSP Interrupt Test Register */
-#define SSDR (0x10) /* SSP Data Write/Data Read Register */
-
-#define SSTO (0x28) /* SSP Time Out Register */
-#define SSPSP (0x2C) /* SSP Programmable Serial Protocol */
-#define SSTSA (0x30) /* SSP Tx Timeslot Active */
-#define SSRSA (0x34) /* SSP Rx Timeslot Active */
-#define SSTSS (0x38) /* SSP Timeslot Status */
-#define SSACD (0x3C) /* SSP Audio Clock Divider */
-#define SSACDD (0x40) /* SSP Audio Clock Dither Divider */
-
-/* Common PXA2xx bits first */
-#define SSCR0_DSS (0x0000000f) /* Data Size Select (mask) */
-#define SSCR0_DataSize(x) ((x) - 1) /* Data Size Select [4..16] */
-#define SSCR0_FRF (0x00000030) /* FRame Format (mask) */
-#define SSCR0_Motorola (0x0 << 4) /* Motorola's Serial Peripheral Interface (SPI) */
-#define SSCR0_TI (0x1 << 4) /* Texas Instruments' Synchronous Serial Protocol (SSP) */
-#define SSCR0_National (0x2 << 4) /* National Microwire */
-#define SSCR0_ECS (1 << 6) /* External clock select */
-#define SSCR0_SSE (1 << 7) /* Synchronous Serial Port Enable */
-#define SSCR0_SCR(x) ((x) << 8) /* Serial Clock Rate (mask) */
-
-/* PXA27x, PXA3xx */
-#define SSCR0_EDSS (1 << 20) /* Extended data size select */
-#define SSCR0_NCS (1 << 21) /* Network clock select */
-#define SSCR0_RIM (1 << 22) /* Receive FIFO overrrun interrupt mask */
-#define SSCR0_TUM (1 << 23) /* Transmit FIFO underrun interrupt mask */
-#define SSCR0_FRDC (0x07000000) /* Frame rate divider control (mask) */
-#define SSCR0_SlotsPerFrm(x) (((x) - 1) << 24) /* Time slots per frame [1..8] */
-#define SSCR0_FPCKE (1 << 29) /* FIFO packing enable */
-#define SSCR0_ACS (1 << 30) /* Audio clock select */
-#define SSCR0_MOD (1 << 31) /* Mode (normal or network) */
-
-
-#define SSCR1_RIE (1 << 0) /* Receive FIFO Interrupt Enable */
-#define SSCR1_TIE (1 << 1) /* Transmit FIFO Interrupt Enable */
-#define SSCR1_LBM (1 << 2) /* Loop-Back Mode */
-#define SSCR1_SPO (1 << 3) /* Motorola SPI SSPSCLK polarity setting */
-#define SSCR1_SPH (1 << 4) /* Motorola SPI SSPSCLK phase setting */
-#define SSCR1_MWDS (1 << 5) /* Microwire Transmit Data Size */
-#define SSCR1_TFT (0x000003c0) /* Transmit FIFO Threshold (mask) */
-#define SSCR1_TxTresh(x) (((x) - 1) << 6) /* level [1..16] */
-#define SSCR1_RFT (0x00003c00) /* Receive FIFO Threshold (mask) */
-#define SSCR1_RxTresh(x) (((x) - 1) << 10) /* level [1..16] */
-
-#define SSSR_TNF (1 << 2) /* Transmit FIFO Not Full */
-#define SSSR_RNE (1 << 3) /* Receive FIFO Not Empty */
-#define SSSR_BSY (1 << 4) /* SSP Busy */
-#define SSSR_TFS (1 << 5) /* Transmit FIFO Service Request */
-#define SSSR_RFS (1 << 6) /* Receive FIFO Service Request */
-#define SSSR_ROR (1 << 7) /* Receive FIFO Overrun */
-
-
-/* extra bits in PXA255, PXA26x and PXA27x SSP ports */
-#define SSCR0_TISSP (1 << 4) /* TI Sync Serial Protocol */
-#define SSCR0_PSP (3 << 4) /* PSP - Programmable Serial Protocol */
-#define SSCR1_TTELP (1 << 31) /* TXD Tristate Enable Last Phase */
-#define SSCR1_TTE (1 << 30) /* TXD Tristate Enable */
-#define SSCR1_EBCEI (1 << 29) /* Enable Bit Count Error interrupt */
-#define SSCR1_SCFR (1 << 28) /* Slave Clock free Running */
-#define SSCR1_ECRA (1 << 27) /* Enable Clock Request A */
-#define SSCR1_ECRB (1 << 26) /* Enable Clock request B */
-#define SSCR1_SCLKDIR (1 << 25) /* Serial Bit Rate Clock Direction */
-#define SSCR1_SFRMDIR (1 << 24) /* Frame Direction */
-#define SSCR1_RWOT (1 << 23) /* Receive Without Transmit */
-#define SSCR1_TRAIL (1 << 22) /* Trailing Byte */
-#define SSCR1_TSRE (1 << 21) /* Transmit Service Request Enable */
-#define SSCR1_RSRE (1 << 20) /* Receive Service Request Enable */
-#define SSCR1_TINTE (1 << 19) /* Receiver Time-out Interrupt enable */
-#define SSCR1_PINTE (1 << 18) /* Peripheral Trailing Byte Interupt Enable */
-#define SSCR1_IFS (1 << 16) /* Invert Frame Signal */
-#define SSCR1_STRF (1 << 15) /* Select FIFO or EFWR */
-#define SSCR1_EFWR (1 << 14) /* Enable FIFO Write/Read */
-
-#define SSSR_BCE (1 << 23) /* Bit Count Error */
-#define SSSR_CSS (1 << 22) /* Clock Synchronisation Status */
-#define SSSR_TUR (1 << 21) /* Transmit FIFO Under Run */
-#define SSSR_EOC (1 << 20) /* End Of Chain */
-#define SSSR_TINT (1 << 19) /* Receiver Time-out Interrupt */
-#define SSSR_PINT (1 << 18) /* Peripheral Trailing Byte Interrupt */
-
-
-#define SSPSP_SCMODE(x) ((x) << 0) /* Serial Bit Rate Clock Mode */
-#define SSPSP_SFRMP (1 << 2) /* Serial Frame Polarity */
-#define SSPSP_ETDS (1 << 3) /* End of Transfer data State */
-#define SSPSP_STRTDLY(x) ((x) << 4) /* Start Delay */
-#define SSPSP_DMYSTRT(x) ((x) << 7) /* Dummy Start */
-#define SSPSP_SFRMDLY(x) ((x) << 9) /* Serial Frame Delay */
-#define SSPSP_SFRMWDTH(x) ((x) << 16) /* Serial Frame Width */
-#define SSPSP_DMYSTOP(x) ((x) << 23) /* Dummy Stop */
-#define SSPSP_FSRT (1 << 25) /* Frame Sync Relative Timing */
-
-/* PXA3xx */
-#define SSPSP_EDMYSTRT(x) ((x) << 26) /* Extended Dummy Start */
-#define SSPSP_EDMYSTOP(x) ((x) << 28) /* Extended Dummy Stop */
-#define SSPSP_TIMING_MASK (0x7f8001f0)
-
-#define SSACD_SCDB (1 << 3) /* SSPSYSCLK Divider Bypass */
-#define SSACD_ACPS(x) ((x) << 4) /* Audio clock PLL select */
-#define SSACD_ACDS(x) ((x) << 0) /* Audio clock divider select */
-#define SSACD_SCDX8 (1 << 7) /* SYSCLK division ratio select */
-
-enum pxa_ssp_type {
- SSP_UNDEFINED = 0,
- PXA25x_SSP, /* pxa 210, 250, 255, 26x */
- PXA25x_NSSP, /* pxa 255, 26x (including ASSP) */
- PXA27x_SSP,
- PXA168_SSP,
-};
-
-struct ssp_device {
- struct platform_device *pdev;
- struct list_head node;
-
- struct clk *clk;
- void __iomem *mmio_base;
- unsigned long phys_base;
-
- const char *label;
- int port_id;
- int type;
- int use_count;
- int irq;
- int drcmr_rx;
- int drcmr_tx;
-};
-
-/**
- * pxa_ssp_write_reg - Write to a SSP register
- *
- * @dev: SSP device to access
- * @reg: Register to write to
- * @val: Value to be written.
- */
-static inline void pxa_ssp_write_reg(struct ssp_device *dev, u32 reg, u32 val)
-{
- __raw_writel(val, dev->mmio_base + reg);
-}
-
-/**
- * pxa_ssp_read_reg - Read from a SSP register
- *
- * @dev: SSP device to access
- * @reg: Register to read from
- */
-static inline u32 pxa_ssp_read_reg(struct ssp_device *dev, u32 reg)
-{
- return __raw_readl(dev->mmio_base + reg);
-}
-
-struct ssp_device *pxa_ssp_request(int port, const char *label);
-void pxa_ssp_free(struct ssp_device *);
-#endif /* __ASM_ARCH_SSP_H */
diff --git a/arch/arm/plat-pxa/ssp.c b/arch/arm/plat-pxa/ssp.c
index c6357e554ab..58b79809d20 100644
--- a/arch/arm/plat-pxa/ssp.c
+++ b/arch/arm/plat-pxa/ssp.c
@@ -28,11 +28,11 @@
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/platform_device.h>
+#include <linux/spi/pxa2xx_spi.h>
#include <linux/io.h>
#include <asm/irq.h>
#include <mach/hardware.h>
-#include <plat/ssp.h>
static DEFINE_MUTEX(ssp_lock);
static LIST_HEAD(ssp_list);