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authorDavid Woodhouse <dwmw2@infradead.org>2006-05-24 09:22:21 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2006-05-24 09:22:21 +0100
commit66643de455c27973ac31ad6de9f859d399916842 (patch)
tree7ebed7f051879007d4b11d6aaa9e65a1bcb0b08f /include/asm-arm
parent2c23d62abb820e19c54012520f08a198c2233a85 (diff)
parent387e2b0439026aa738a9edca15a57e5c0bcb4dfc (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: include/asm-powerpc/unistd.h include/asm-sparc/unistd.h include/asm-sparc64/unistd.h Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/arch-aaec2000/debug-macro.S1
-rw-r--r--include/asm-arm/arch-aaec2000/entry-macro.S1
-rw-r--r--include/asm-arm/arch-imx/debug-macro.S2
-rw-r--r--include/asm-arm/arch-pxa/pxa2xx_spi.h71
-rw-r--r--include/asm-arm/arch-s3c2410/spi-gpio.h31
-rw-r--r--include/asm-arm/arch-s3c2410/spi.h29
-rw-r--r--include/asm-arm/procinfo.h2
-rw-r--r--include/asm-arm/spinlock.h6
8 files changed, 140 insertions, 3 deletions
diff --git a/include/asm-arm/arch-aaec2000/debug-macro.S b/include/asm-arm/arch-aaec2000/debug-macro.S
index e4f1fa539a7..7b1fce021d8 100644
--- a/include/asm-arm/arch-aaec2000/debug-macro.S
+++ b/include/asm-arm/arch-aaec2000/debug-macro.S
@@ -9,6 +9,7 @@
* published by the Free Software Foundation.
*/
+#include "hardware.h"
.macro addruart,rx
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
diff --git a/include/asm-arm/arch-aaec2000/entry-macro.S b/include/asm-arm/arch-aaec2000/entry-macro.S
index df31313ab07..1eb3503bd16 100644
--- a/include/asm-arm/arch-aaec2000/entry-macro.S
+++ b/include/asm-arm/arch-aaec2000/entry-macro.S
@@ -10,6 +10,7 @@
* published by the Free Software Foundation.
*
*/
+#include <asm/arch/irqs.h>
.macro disable_fiq
.endm
diff --git a/include/asm-arm/arch-imx/debug-macro.S b/include/asm-arm/arch-imx/debug-macro.S
index 83f552f7bcc..c611871643a 100644
--- a/include/asm-arm/arch-imx/debug-macro.S
+++ b/include/asm-arm/arch-imx/debug-macro.S
@@ -16,7 +16,7 @@
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x00000000 @ physical
movne \rx, #0xe0000000 @ virtual
- orr \rx, \rx, #0x00200000
+ orreq \rx, \rx, #0x00200000 @ physical
orr \rx, \rx, #0x00006000 @ UART1 offset
.endm
diff --git a/include/asm-arm/arch-pxa/pxa2xx_spi.h b/include/asm-arm/arch-pxa/pxa2xx_spi.h
new file mode 100644
index 00000000000..915590c391c
--- /dev/null
+++ b/include/asm-arm/arch-pxa/pxa2xx_spi.h
@@ -0,0 +1,71 @@
+/*
+ * 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)
+
+#if defined(CONFIG_PXA25x)
+#define CLOCK_SPEED_HZ 3686400
+#define SSP1_SerClkDiv(x) (((CLOCK_SPEED_HZ/2/(x+1))<<8)&0x0000ff00)
+#define SSP2_SerClkDiv(x) (((CLOCK_SPEED_HZ/(x+1))<<8)&0x000fff00)
+#define SSP3_SerClkDiv(x) (((CLOCK_SPEED_HZ/(x+1))<<8)&0x000fff00)
+#define SSP_TIMEOUT_SCALE (2712)
+#elif defined(CONFIG_PXA27x)
+#define CLOCK_SPEED_HZ 13000000
+#define SSP1_SerClkDiv(x) (((CLOCK_SPEED_HZ/(x+1))<<8)&0x000fff00)
+#define SSP2_SerClkDiv(x) (((CLOCK_SPEED_HZ/(x+1))<<8)&0x000fff00)
+#define SSP3_SerClkDiv(x) (((CLOCK_SPEED_HZ/(x+1))<<8)&0x000fff00)
+#define SSP_TIMEOUT_SCALE (769)
+#endif
+
+#define SSP_TIMEOUT(x) ((x*10000)/SSP_TIMEOUT_SCALE)
+#define SSP1_VIRT ((void *)(io_p2v(__PREG(SSCR0_P(1)))))
+#define SSP2_VIRT ((void *)(io_p2v(__PREG(SSCR0_P(2)))))
+#define SSP3_VIRT ((void *)(io_p2v(__PREG(SSCR0_P(3)))))
+
+enum pxa_ssp_type {
+ SSP_UNDEFINED = 0,
+ PXA25x_SSP, /* pxa 210, 250, 255, 26x */
+ PXA25x_NSSP, /* pxa 255, 26x (including ASSP) */
+ PXA27x_SSP,
+};
+
+/* device.platform_data for SSP controller devices */
+struct pxa2xx_spi_master {
+ enum pxa_ssp_type ssp_type;
+ 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_microsecs;
+ u8 enable_loopback;
+ void (*cs_control)(u32 command);
+};
+
+#endif /*PXA2XX_SPI_H_*/
diff --git a/include/asm-arm/arch-s3c2410/spi-gpio.h b/include/asm-arm/arch-s3c2410/spi-gpio.h
new file mode 100644
index 00000000000..258c00bca27
--- /dev/null
+++ b/include/asm-arm/arch-s3c2410/spi-gpio.h
@@ -0,0 +1,31 @@
+/* linux/include/asm-arm/arch-s3c2410/spi.h
+ *
+ * Copyright (c) 2006 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - SPI Controller platfrom_device info
+ *
+ * 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 __ASM_ARCH_SPIGPIO_H
+#define __ASM_ARCH_SPIGPIO_H __FILE__
+
+struct s3c2410_spigpio_info;
+struct spi_board_info;
+
+struct s3c2410_spigpio_info {
+ unsigned long pin_clk;
+ unsigned long pin_mosi;
+ unsigned long pin_miso;
+
+ unsigned long board_size;
+ struct spi_board_info *board_info;
+
+ void (*chip_select)(struct s3c2410_spigpio_info *spi, int cs);
+};
+
+
+#endif /* __ASM_ARCH_SPIGPIO_H */
diff --git a/include/asm-arm/arch-s3c2410/spi.h b/include/asm-arm/arch-s3c2410/spi.h
new file mode 100644
index 00000000000..4029a1a1ab4
--- /dev/null
+++ b/include/asm-arm/arch-s3c2410/spi.h
@@ -0,0 +1,29 @@
+/* linux/include/asm-arm/arch-s3c2410/spi.h
+ *
+ * Copyright (c) 2006 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - SPI Controller platform_device info
+ *
+ * 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 __ASM_ARCH_SPI_H
+#define __ASM_ARCH_SPI_H __FILE__
+
+struct s3c2410_spi_info;
+struct spi_board_info;
+
+struct s3c2410_spi_info {
+ unsigned long pin_cs; /* simple gpio cs */
+
+ unsigned long board_size;
+ struct spi_board_info *board_info;
+
+ void (*set_cs)(struct s3c2410_spi_info *spi, int cs, int pol);
+};
+
+
+#endif /* __ASM_ARCH_SPI_H */
diff --git a/include/asm-arm/procinfo.h b/include/asm-arm/procinfo.h
index a9c75b2c314..84252605522 100644
--- a/include/asm-arm/procinfo.h
+++ b/include/asm-arm/procinfo.h
@@ -45,8 +45,6 @@ extern unsigned int elf_hwcap;
#endif /* __ASSEMBLY__ */
-#define PROC_INFO_SZ 48
-
#define HWCAP_SWP 1
#define HWCAP_HALF 2
#define HWCAP_THUMB 4
diff --git a/include/asm-arm/spinlock.h b/include/asm-arm/spinlock.h
index 43ad4e55878..406ca97a8ab 100644
--- a/include/asm-arm/spinlock.h
+++ b/include/asm-arm/spinlock.h
@@ -142,6 +142,9 @@ static inline void __raw_write_unlock(raw_rwlock_t *rw)
: "cc");
}
+/* write_can_lock - would write_trylock() succeed? */
+#define __raw_write_can_lock(x) ((x)->lock == 0x80000000)
+
/*
* Read locks are a bit more hairy:
* - Exclusively load the lock value.
@@ -198,4 +201,7 @@ static inline void __raw_read_unlock(raw_rwlock_t *rw)
#define __raw_read_trylock(lock) generic__raw_read_trylock(lock)
+/* read_can_lock - would read_trylock() succeed? */
+#define __raw_read_can_lock(x) ((x)->lock < 0x80000000)
+
#endif /* __ASM_SPINLOCK_H */