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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 14:59:01 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 14:59:01 (GMT)
commita6a1d6485e77f28c11cdf943a3ed2a3fd83ac727 (patch)
treed9b1948c2c07509f9fab16cd1444de15457c08f4 /drivers/mfd/cs5535-mfd.c
parent1b506cfb6ae63f352643d6e208c85c1351547036 (diff)
parent316b6cc081b112546842d44ded21512bd8454a85 (diff)
downloadlinux-fsl-qoriq-a6a1d6485e77f28c11cdf943a3ed2a3fd83ac727.tar.xz
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (90 commits) mfd: Push byte swaps out of wm8994 bulk read path mfd: Rename ab8500 gpadc header mfd: Constify WM8994 write path mfd: Push byte swap out of WM8994 bulk I/O mfd: Avoid copying data in WM8994 I2C write mfd: Remove copy from WM831x I2C write function mfd: Staticise WM8994 PM ops regulator: Add a subdriver for TI TPS6105x regulator portions v2 mfd: Add a core driver for TI TPS61050/TPS61052 chips v2 gpio: Add Tunnel Creek support to sch_gpio mfd: Add Tunnel Creek support to lpc_sch pci_ids: Add Intel Tunnel Creek LPC Bridge device ID. regulator: MAX8997/8966 support mfd: Add WM8994 bulk register write operation mfd: Append additional read write on 88pm860x mfd: Adopt mfd_data in 88pm860x input driver mfd: Adopt mfd_data in 88pm860x regulator mfd: Adopt mfd_data in 88pm860x led mfd: Adopt mfd_data in 88pm860x backlight mfd: Fix MAX8997 Kconfig entry typos ...
Diffstat (limited to 'drivers/mfd/cs5535-mfd.c')
-rw-r--r--drivers/mfd/cs5535-mfd.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c
index 59ca6f1..886a068 100644
--- a/drivers/mfd/cs5535-mfd.c
+++ b/drivers/mfd/cs5535-mfd.c
@@ -39,6 +39,37 @@ enum cs5535_mfd_bars {
NR_BARS,
};
+static int cs5535_mfd_res_enable(struct platform_device *pdev)
+{
+ struct resource *res;
+
+ res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "can't fetch device resource info\n");
+ return -EIO;
+ }
+
+ if (!request_region(res->start, resource_size(res), DRV_NAME)) {
+ dev_err(&pdev->dev, "can't request region\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int cs5535_mfd_res_disable(struct platform_device *pdev)
+{
+ struct resource *res;
+ res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "can't fetch device resource info\n");
+ return -EIO;
+ }
+
+ release_region(res->start, resource_size(res));
+ return 0;
+}
+
static __devinitdata struct resource cs5535_mfd_resources[NR_BARS];
static __devinitdata struct mfd_cell cs5535_mfd_cells[] = {
@@ -65,12 +96,18 @@ static __devinitdata struct mfd_cell cs5535_mfd_cells[] = {
.name = "cs5535-pms",
.num_resources = 1,
.resources = &cs5535_mfd_resources[PMS_BAR],
+
+ .enable = cs5535_mfd_res_enable,
+ .disable = cs5535_mfd_res_disable,
},
{
.id = ACPI_BAR,
.name = "cs5535-acpi",
.num_resources = 1,
.resources = &cs5535_mfd_resources[ACPI_BAR],
+
+ .enable = cs5535_mfd_res_enable,
+ .disable = cs5535_mfd_res_disable,
},
};