summaryrefslogtreecommitdiffstats
path: root/drivers/i2c/busses
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/i2c/busses')
-rw-r--r--drivers/i2c/busses/Kconfig16
-rw-r--r--drivers/i2c/busses/i2c-at91.c6
-rw-r--r--drivers/i2c/busses/i2c-imx.c6
-rw-r--r--drivers/i2c/busses/i2c-ocores.c7
-rw-r--r--drivers/i2c/busses/i2c-omap.c8
-rw-r--r--drivers/i2c/busses/i2c-rcar.c8
-rw-r--r--drivers/i2c/busses/i2c-s3c2410.c7
-rw-r--r--drivers/i2c/busses/i2c-sirf.c7
-rw-r--r--drivers/i2c/busses/i2c-stu300.c6
-rw-r--r--drivers/i2c/busses/i2c-tegra.c8
-rw-r--r--drivers/i2c/busses/i2c-xlr.c9
11 files changed, 39 insertions, 49 deletions
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index bdca5111eb9..9b94a78ca77 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -22,7 +22,7 @@ config I2C_ALI1535
config I2C_ALI1563
tristate "ALI 1563"
- depends on PCI && EXPERIMENTAL
+ depends on PCI
help
If you say yes to this option, support will be included for the SMB
Host controller on Acer Labs Inc. (ALI) M1563 South Bridges. The SMB
@@ -56,7 +56,7 @@ config I2C_AMD756
config I2C_AMD756_S4882
tristate "SMBus multiplexing on the Tyan S4882"
- depends on I2C_AMD756 && X86 && EXPERIMENTAL
+ depends on I2C_AMD756 && X86
help
Enabling this option will add specific SMBus support for the Tyan
S4882 motherboard. On this 4-CPU board, the SMBus is multiplexed
@@ -164,7 +164,7 @@ config I2C_NFORCE2
config I2C_NFORCE2_S4985
tristate "SMBus multiplexing on the Tyan S4985"
- depends on I2C_NFORCE2 && X86 && EXPERIMENTAL
+ depends on I2C_NFORCE2 && X86
help
Enabling this option will add specific SMBus support for the Tyan
S4985 motherboard. On this 4-CPU board, the SMBus is multiplexed
@@ -215,7 +215,7 @@ config I2C_SIS96X
config I2C_VIA
tristate "VIA VT82C586B"
- depends on PCI && EXPERIMENTAL
+ depends on PCI
select I2C_ALGOBIT
help
If you say yes to this option, support will be included for the VIA
@@ -267,7 +267,7 @@ comment "Mac SMBus host controller drivers"
config I2C_HYDRA
tristate "CHRP Apple Hydra Mac I/O I2C interface"
- depends on PCI && PPC_CHRP && EXPERIMENTAL
+ depends on PCI && PPC_CHRP
select I2C_ALGOBIT
help
This supports the use of the I2C interface in the Apple Hydra Mac
@@ -293,7 +293,7 @@ comment "I2C system bus drivers (mostly embedded / system-on-chip)"
config I2C_AT91
tristate "Atmel AT91 I2C Two-Wire interface (TWI)"
- depends on ARCH_AT91 && EXPERIMENTAL
+ depends on ARCH_AT91
help
This supports the use of the I2C interface on Atmel AT91
processors.
@@ -519,7 +519,6 @@ config I2C_NUC900
config I2C_OCORES
tristate "OpenCores I2C Controller"
- depends on EXPERIMENTAL
help
If you say yes to this option, support will be included for the
OpenCores I2C controller. For details see
@@ -712,7 +711,7 @@ config I2C_OCTEON
config I2C_XILINX
tristate "Xilinx I2C Controller"
- depends on EXPERIMENTAL && HAS_IOMEM
+ depends on HAS_IOMEM
help
If you say yes to this option, support will be included for the
Xilinx I2C controller.
@@ -803,7 +802,6 @@ config I2C_PARPORT_LIGHT
config I2C_TAOS_EVM
tristate "TAOS evaluation module"
- depends on EXPERIMENTAL
select SERIO
select SERIO_SERPORT
default n
diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
index 2bfc04d0a1b..ebc22415469 100644
--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -723,9 +723,9 @@ static int at91_twi_probe(struct platform_device *pdev)
if (!dev->pdata)
return -ENODEV;
- dev->base = devm_request_and_ioremap(&pdev->dev, mem);
- if (!dev->base)
- return -EBUSY;
+ dev->base = devm_ioremap_resource(&pdev->dev, mem);
+ if (IS_ERR(dev->base))
+ return PTR_ERR(dev->base);
dev->irq = platform_get_irq(pdev, 0);
if (dev->irq < 0)
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index b9734747d61..a71ece63e91 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -511,9 +511,9 @@ static int __init i2c_imx_probe(struct platform_device *pdev)
return -ENOENT;
}
- base = devm_request_and_ioremap(&pdev->dev, res);
- if (!base)
- return -EBUSY;
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
i2c_imx = devm_kzalloc(&pdev->dev, sizeof(struct imx_i2c_struct),
GFP_KERNEL);
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index a873d0ad1ac..a337d08a392 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -12,6 +12,7 @@
* kind, whether express or implied.
*/
+#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
@@ -364,9 +365,9 @@ static int ocores_i2c_probe(struct platform_device *pdev)
if (!i2c)
return -ENOMEM;
- i2c->base = devm_request_and_ioremap(&pdev->dev, res);
- if (!i2c->base)
- return -EADDRNOTAVAIL;
+ i2c->base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(i2c->base))
+ return PTR_ERR(i2c->base);
pdata = pdev->dev.platform_data;
if (pdata) {
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 4cc2f0528c8..3ee188679cf 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1103,11 +1103,9 @@ omap_i2c_probe(struct platform_device *pdev)
return -ENOMEM;
}
- dev->base = devm_request_and_ioremap(&pdev->dev, mem);
- if (!dev->base) {
- dev_err(&pdev->dev, "I2C region already claimed\n");
- return -ENOMEM;
- }
+ dev->base = devm_ioremap_resource(&pdev->dev, mem);
+ if (IS_ERR(dev->base))
+ return PTR_ERR(dev->base);
match = of_match_device(of_match_ptr(omap_i2c_of_match), &pdev->dev);
if (match) {
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index 9bd4d73d29e..4ba4a95b6b2 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -642,11 +642,9 @@ static int rcar_i2c_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- priv->io = devm_request_and_ioremap(dev, res);
- if (!priv->io) {
- dev_err(dev, "cannot ioremap\n");
- return -ENODEV;
- }
+ priv->io = devm_ioremap_resource(dev, res);
+ if (IS_ERR(priv->io))
+ return PTR_ERR(priv->io);
priv->irq = platform_get_irq(pdev, 0);
init_waitqueue_head(&priv->wait);
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index a290d089cea..c807a6d14f0 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -1042,11 +1042,10 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
goto err_clk;
}
- i2c->regs = devm_request_and_ioremap(&pdev->dev, res);
+ i2c->regs = devm_ioremap_resource(&pdev->dev, res);
- if (i2c->regs == NULL) {
- dev_err(&pdev->dev, "cannot map IO\n");
- ret = -ENXIO;
+ if (IS_ERR(i2c->regs)) {
+ ret = PTR_ERR(i2c->regs);
goto err_clk;
}
diff --git a/drivers/i2c/busses/i2c-sirf.c b/drivers/i2c/busses/i2c-sirf.c
index e03381aee34..5a7ad240bd2 100644
--- a/drivers/i2c/busses/i2c-sirf.c
+++ b/drivers/i2c/busses/i2c-sirf.c
@@ -309,10 +309,9 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev)
goto out;
}
- siic->base = devm_request_and_ioremap(&pdev->dev, mem_res);
- if (siic->base == NULL) {
- dev_err(&pdev->dev, "IO remap failed!\n");
- err = -ENOMEM;
+ siic->base = devm_ioremap_resource(&pdev->dev, mem_res);
+ if (IS_ERR(siic->base)) {
+ err = PTR_ERR(siic->base);
goto out;
}
diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c
index 580a0c04cb4..60195b59063 100644
--- a/drivers/i2c/busses/i2c-stu300.c
+++ b/drivers/i2c/busses/i2c-stu300.c
@@ -888,11 +888,11 @@ stu300_probe(struct platform_device *pdev)
if (!res)
return -ENOENT;
- dev->virtbase = devm_request_and_ioremap(&pdev->dev, res);
+ dev->virtbase = devm_ioremap_resource(&pdev->dev, res);
dev_dbg(&pdev->dev, "initialize bus device I2C%d on virtual "
"base %p\n", bus_nr, dev->virtbase);
- if (!dev->virtbase)
- return -ENOMEM;
+ if (IS_ERR(dev->virtbase))
+ return PTR_ERR(dev->virtbase);
dev->irq = platform_get_irq(pdev, 0);
ret = devm_request_irq(&pdev->dev, dev->irq, stu300_irh, 0, NAME, dev);
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 7b38877ffec..1fb30099dac 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -669,11 +669,9 @@ static int tegra_i2c_probe(struct platform_device *pdev)
return -EINVAL;
}
- base = devm_request_and_ioremap(&pdev->dev, res);
- if (!base) {
- dev_err(&pdev->dev, "Cannot request/ioremap I2C registers\n");
- return -EADDRNOTAVAIL;
- }
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
if (!res) {
diff --git a/drivers/i2c/busses/i2c-xlr.c b/drivers/i2c/busses/i2c-xlr.c
index a005265461d..93f029e98c0 100644
--- a/drivers/i2c/busses/i2c-xlr.c
+++ b/drivers/i2c/busses/i2c-xlr.c
@@ -7,6 +7,7 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
@@ -225,11 +226,9 @@ static int xlr_i2c_probe(struct platform_device *pdev)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- priv->iobase = devm_request_and_ioremap(&pdev->dev, res);
- if (!priv->iobase) {
- dev_err(&pdev->dev, "devm_request_and_ioremap failed\n");
- return -EBUSY;
- }
+ priv->iobase = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(priv->iobase))
+ return PTR_ERR(priv->iobase);
priv->adap.dev.parent = &pdev->dev;
priv->adap.owner = THIS_MODULE;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-11 15:53:45 +0000