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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
commit0fe41b8982001cd14ee2c77cd776735a5024e98b (patch)
tree83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/mach-mmp/devices.c
parenteedf2c5296a8dfaaf9aec1a938c1d3bd73159a30 (diff)
parent9759d22c8348343b0da4e25d6150c41712686c14 (diff)
downloadlinux-0fe41b8982001cd14ee2c77cd776735a5024e98b.tar.bz2
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits) [ARM] 5435/1: fix compile warning in sanity_check_meminfo() [ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx [ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0 [ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins imxfb: Fix TFT mode i.MX21/27: remove ifdef CONFIG_FB_IMX imxfb: add clock support mxc: add arch_reset() function clkdev: add possibility to get a clock based on the device name i.MX1: remove fb support from mach-imx [ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined Gemini: Add support for Teltonika RUT100 Gemini: gpiolib based GPIO support v2 MAINTAINERS: add myself as Gemini architecture maintainer ARM: Add Gemini architecture v3 [ARM] OMAP: Fix compile for omap2_init_common_hw() MAINTAINERS: Add myself as Faraday ARM core variant maintainer ARM: Add support for FA526 v2 [ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h [ARM] collie: fix two minor formatting nits ...
Diffstat (limited to 'arch/arm/mach-mmp/devices.c')
-rw-r--r--arch/arm/mach-mmp/devices.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/devices.c b/arch/arm/mach-mmp/devices.c
new file mode 100644
index 000000000000..191d9dea8731
--- /dev/null
+++ b/arch/arm/mach-mmp/devices.c
@@ -0,0 +1,69 @@
+/*
+ * linux/arch/arm/mach-mmp/devices.c
+ *
+ * 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.
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+
+#include <asm/irq.h>
+#include <mach/devices.h>
+
+int __init pxa_register_device(struct pxa_device_desc *desc,
+ void *data, size_t size)
+{
+ struct platform_device *pdev;
+ struct resource res[2 + MAX_RESOURCE_DMA];
+ int i, ret = 0, nres = 0;
+
+ pdev = platform_device_alloc(desc->drv_name, desc->id);
+ if (pdev == NULL)
+ return -ENOMEM;
+
+ pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
+
+ memset(res, 0, sizeof(res));
+
+ if (desc->start != -1ul && desc->size > 0) {
+ res[nres].start = desc->start;
+ res[nres].end = desc->start + desc->size - 1;
+ res[nres].flags = IORESOURCE_MEM;
+ nres++;
+ }
+
+ if (desc->irq != NO_IRQ) {
+ res[nres].start = desc->irq;
+ res[nres].end = desc->irq;
+ res[nres].flags = IORESOURCE_IRQ;
+ nres++;
+ }
+
+ for (i = 0; i < MAX_RESOURCE_DMA; i++, nres++) {
+ if (desc->dma[i] == 0)
+ break;
+
+ res[nres].start = desc->dma[i];
+ res[nres].end = desc->dma[i];
+ res[nres].flags = IORESOURCE_DMA;
+ }
+
+ ret = platform_device_add_resources(pdev, res, nres);
+ if (ret) {
+ platform_device_put(pdev);
+ return ret;
+ }
+
+ if (data && size) {
+ ret = platform_device_add_data(pdev, data, size);
+ if (ret) {
+ platform_device_put(pdev);
+ return ret;
+ }
+ }
+
+ return platform_device_add(pdev);
+}