ARM: imx: dynamically register imx-fb devices

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

3 files changed, 50 insertions, 0 deletions

diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig
index 01b0d0cdf866..25423713b498 100644
--- a/arch/arm/plat-mxc/devices/Kconfig
+++ b/arch/arm/plat-mxc/devices/Kconfig
@@ -16,6 +16,9 @@ config IMX_HAVE_PLATFORM_GPIO_KEYS
 config IMX_HAVE_PLATFORM_IMX2_WDT
         bool
 
+config IMX_HAVE_PLATFORM_IMX_FB
+        bool
+
 config IMX_HAVE_PLATFORM_IMX_I2C
         bool
 
diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile
index 224f6655c75f..d3f845eea1ca 100644
--- a/arch/arm/plat-mxc/devices/Makefile
+++ b/arch/arm/plat-mxc/devices/Makefile
@@ -4,6 +4,7 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_GPIO_KEYS) += platform-gpio_keys.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX2_WDT) += platform-imx2-wdt.o
 obj-y += platform-imx-dma.o
+obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_FB) += platform-imx-fb.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_SSI) += platform-imx-ssi.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o
diff --git a/arch/arm/plat-mxc/devices/platform-imx-fb.c b/arch/arm/plat-mxc/devices/platform-imx-fb.c
new file mode 100644
index 000000000000..42ed3bea0fd1
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-imx-fb.c
@@ -0,0 +1,46 @@
+/*
+ * 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 <mach/hardware.h>
+#include <mach/devices-common.h>
+
+#define imx_imx_fb_data_entry_single(soc)                               \
+        {                                                               \
+                .iobase = soc ## _LCDC_BASE_ADDR,                       \
+                .irq = soc ## _INT_LCDC,                                \
+        }
+
+#ifdef CONFIG_SOC_IMX21
+const struct imx_imx_fb_data imx21_imx_fb_data __initconst =
+        imx_imx_fb_data_entry_single(MX21);
+#endif /* ifdef CONFIG_SOC_IMX21 */
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_imx_fb_data imx27_imx_fb_data __initconst =
+        imx_imx_fb_data_entry_single(MX27);
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+struct platform_device *__init imx_add_imx_fb(
+                const struct imx_imx_fb_data *data,
+                const struct imx_fb_platform_data *pdata)
+{
+        struct resource res[] = {
+                {
+                        .start = data->iobase,
+                        .end = data->iobase + SZ_4K - 1,
+                        .flags = IORESOURCE_MEM,
+                }, {
+                        .start = data->irq,
+                        .end = data->irq,
+                        .flags = IORESOURCE_IRQ,
+                },
+        };
+        return imx_add_platform_device_dmamask("imx-fb", 0,
+                        res, ARRAY_SIZE(res),
+                        pdata, sizeof(*pdata), DMA_BIT_MASK(32));
+}