Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mach-imx / devices / platform-mx2-camera.c

diff --git a/kernel/arch/arm/mach-imx/devices/platform-mx2-camera.c b/kernel/arch/arm/mach-imx/devices/platform-mx2-camera.c
new file mode 100644 (file)
index 0000000..4c377c3
--- /dev/null
+++ b/kernel/arch/arm/mach-imx/devices/platform-mx2-camera.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
+ *
+ * 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 "../hardware.h"
+#include "devices-common.h"
+
+#define imx_mx2_camera_data_entry_single(soc, _devid)                  \
+       {                                                               \
+               .devid = _devid,                                        \
+               .iobasecsi = soc ## _CSI_BASE_ADDR,                     \
+               .iosizecsi = SZ_4K,                                     \
+               .irqcsi = soc ## _INT_CSI,                              \
+       }
+#define imx_mx2_camera_data_entry_single_emma(soc, _devid)             \
+       {                                                               \
+               .devid = _devid,                                        \
+               .iobasecsi = soc ## _CSI_BASE_ADDR,                     \
+               .iosizecsi = SZ_32,                                     \
+               .irqcsi = soc ## _INT_CSI,                              \
+               .iobaseemmaprp = soc ## _EMMAPRP_BASE_ADDR,             \
+               .iosizeemmaprp = SZ_32,                                 \
+               .irqemmaprp = soc ## _INT_EMMAPRP,                      \
+       }
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_mx2_camera_data imx27_mx2_camera_data __initconst =
+       imx_mx2_camera_data_entry_single_emma(MX27, "imx27-camera");
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+struct platform_device *__init imx_add_mx2_camera(
+               const struct imx_mx2_camera_data *data,
+               const struct mx2_camera_platform_data *pdata)
+{
+       struct resource res[] = {
+               {
+                       .start = data->iobasecsi,
+                       .end = data->iobasecsi + data->iosizecsi - 1,
+                       .flags = IORESOURCE_MEM,
+               }, {
+                       .start = data->irqcsi,
+                       .end = data->irqcsi,
+                       .flags = IORESOURCE_IRQ,
+               }, {
+                       .start = data->iobaseemmaprp,
+                       .end = data->iobaseemmaprp + data->iosizeemmaprp - 1,
+                       .flags = IORESOURCE_MEM,
+               }, {
+                       .start = data->irqemmaprp,
+                       .end = data->irqemmaprp,
+                       .flags = IORESOURCE_IRQ,
+               },
+       };
+       return imx_add_platform_device_dmamask(data->devid, 0,
+                       res, data->iobaseemmaprp ? 4 : 2,
+                       pdata, sizeof(*pdata), DMA_BIT_MASK(32));
+}
+