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authorLinus Torvalds <torvalds@g5.osdl.org>2006-09-28 17:40:39 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-28 17:40:39 -0400
commitebdea46fecae40c4d7effcd33f40918a37a1df4b (patch)
treee4312bf7f1f3d184738963a0ec300aa9fdfd55c1 /drivers/i2c
parentfecf3404f4aba6d0edeba31eeb018cbb6326dff2 (diff)
parent250d375d1da45a5e08ab8baf5eaa7eb258afd82b (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (130 commits) [ARM] 3856/1: Add clocksource for Intel IXP4xx platforms [ARM] 3855/1: Add generic time support [ARM] 3873/1: S3C24XX: Add irq_chip names [ARM] 3872/1: S3C24XX: Apply consistant tabbing to irq_chips [ARM] 3871/1: S3C24XX: Fix ordering of EINT4..23 [ARM] nommu: confirms the CR_V bit in nommu mode [ARM] nommu: abort handler fixup for !CPU_CP15_MMU cores. [ARM] 3870/1: AT91: Start removing static memory mappings [ARM] 3869/1: AT91: NAND support for DK and KB9202 boards [ARM] 3868/1: AT91 hardware header update [ARM] 3867/1: AT91 GPIO update [ARM] 3866/1: AT91 clock update [ARM] 3865/1: AT91RM9200 header updates [ARM] 3862/2: S3C2410 - add basic power management support for AML M5900 series [ARM] kthread: switch arch/arm/kernel/apm.c [ARM] Off-by-one in arch/arm/common/icst* [ARM] 3864/1: Refactore sharpsl_pm [ARM] 3863/1: Add Locomo SPI Device [ARM] 3847/2: Convert LOMOMO to use struct device for GPIOs [ARM] Use CPU_CACHE_* where possible in asm/cacheflush.h ...
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/Kconfig2
-rw-r--r--drivers/i2c/busses/i2c-iop3xx.c16
2 files changed, 10 insertions, 8 deletions
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 9e56c3989d68..0d9667921f61 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -196,7 +196,7 @@ config I2C_IBM_IIC
196 196
197config I2C_IOP3XX 197config I2C_IOP3XX
198 tristate "Intel IOP3xx and IXP4xx on-chip I2C interface" 198 tristate "Intel IOP3xx and IXP4xx on-chip I2C interface"
199 depends on (ARCH_IOP3XX || ARCH_IXP4XX) && I2C 199 depends on (ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX) && I2C
200 help 200 help
201 Say Y here if you want to use the IIC bus controller on 201 Say Y here if you want to use the IIC bus controller on
202 the Intel IOP3xx I/O Processors or IXP4xx Network Processors. 202 the Intel IOP3xx I/O Processors or IXP4xx Network Processors.
diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c
index 8e413150af37..4436c89be58e 100644
--- a/drivers/i2c/busses/i2c-iop3xx.c
+++ b/drivers/i2c/busses/i2c-iop3xx.c
@@ -82,14 +82,16 @@ iop3xx_i2c_enable(struct i2c_algo_iop3xx_data *iop3xx_adap)
82 82
83 /* 83 /*
84 * Every time unit enable is asserted, GPOD needs to be cleared 84 * Every time unit enable is asserted, GPOD needs to be cleared
85 * on IOP321 to avoid data corruption on the bus. 85 * on IOP3XX to avoid data corruption on the bus.
86 */ 86 */
87#ifdef CONFIG_ARCH_IOP321 87#ifdef CONFIG_PLAT_IOP
88#define IOP321_GPOD_I2C0 0x00c0 /* clear these bits to enable ch0 */ 88 if (iop3xx_adap->id == 0) {
89#define IOP321_GPOD_I2C1 0x0030 /* clear these bits to enable ch1 */ 89 gpio_line_set(IOP3XX_GPIO_LINE(7), GPIO_LOW);
90 90 gpio_line_set(IOP3XX_GPIO_LINE(6), GPIO_LOW);
91 *IOP321_GPOD &= (iop3xx_adap->id == 0) ? ~IOP321_GPOD_I2C0 : 91 } else {
92 ~IOP321_GPOD_I2C1; 92 gpio_line_set(IOP3XX_GPIO_LINE(5), GPIO_LOW);
93 gpio_line_set(IOP3XX_GPIO_LINE(4), GPIO_LOW);
94 }
93#endif 95#endif
94 /* NB SR bits not same position as CR IE bits :-( */ 96 /* NB SR bits not same position as CR IE bits :-( */
95 iop3xx_adap->SR_enabled = 97 iop3xx_adap->SR_enabled =