[PATCH v2] ARM : i.MX27 : split code for allocation of ressources of camera and eMMA
From: Gaëtan Carlier <hidden>
Date: 2012-09-05 11:06:15
Hi, This is to prepare addition of m2m-emmapp driver otherwise IMX_HAVE_PLATFORM_MX2_CAMERA must be declared even if only Post-Processor is needed. IMX_HAVE_PLATFORM_MX2_EMMA define has been added. Changes since v1: - Add "select IMX_HAVE_PLATFORM_MX2_EMMA" for MACH_IMX27_VISSTRIM_M10 platform due to pending patch in linux-media tree that will call imx27_add_mx2_emmaprp(). Signed-off-by: Ga?tan Carlier <redacted> --- arch/arm/mach-imx/Kconfig | 1 + arch/arm/mach-imx/devices-imx27.h | 4 ++- arch/arm/plat-mxc/devices/Kconfig | 3 ++ arch/arm/plat-mxc/devices/Makefile | 1 + arch/arm/plat-mxc/devices/platform-mx2-camera.c | 17 --------- arch/arm/plat-mxc/devices/platform-mx2-emma.c | 41 +++++++++++++++++++++++ arch/arm/plat-mxc/include/mach/devices-common.h | 9 ++++- 7 files changed, 57 insertions(+), 19 deletions(-) create mode 100644 arch/arm/plat-mxc/devices/platform-mx2-emma.c
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index afd542a..c2984d7 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig@@ -322,6 +322,7 @@ config MACH_IMX27_VISSTRIM_M10 select IMX_HAVE_PLATFORM_IMX_SSI select IMX_HAVE_PLATFORM_IMX_UART select IMX_HAVE_PLATFORM_MX2_CAMERA + select IMX_HAVE_PLATFORM_MX2_EMMA select IMX_HAVE_PLATFORM_MXC_EHCI select IMX_HAVE_PLATFORM_MXC_MMC select LEDS_GPIO_REGISTER
diff --git a/arch/arm/mach-imx/devices-imx27.h b/arch/arm/mach-imx/devices-imx27.h
index 0482293..d8eb4a0 100644
--- a/arch/arm/mach-imx/devices-imx27.h
+++ b/arch/arm/mach-imx/devices-imx27.h@@ -54,8 +54,10 @@ extern const struct imx_imx_uart_1irq_data imx27_imx_uart_data[]; extern const struct imx_mx2_camera_data imx27_mx2_camera_data; #define imx27_add_mx2_camera(pdata) \ imx_add_mx2_camera(&imx27_mx2_camera_data, pdata) + +extern const struct imx_mx2_emma_data imx27_mx2_emmaprp_data; #define imx27_add_mx2_emmaprp() \ - imx_add_mx2_emmaprp(&imx27_mx2_camera_data) + imx_add_mx2_emmaprp(&imx27_mx2_emmaprp_data) extern const struct imx_mxc_ehci_data imx27_mxc_ehci_otg_data; #define imx27_add_mxc_ehci_otg(pdata) \
diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig
index 6b46cee..96feef7 100644
--- a/arch/arm/plat-mxc/devices/Kconfig
+++ b/arch/arm/plat-mxc/devices/Kconfig@@ -56,6 +56,9 @@ config IMX_HAVE_PLATFORM_MX1_CAMERA config IMX_HAVE_PLATFORM_MX2_CAMERA bool +config IMX_HAVE_PLATFORM_MX2_EMMA + bool + config IMX_HAVE_PLATFORM_MXC_EHCI bool
diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile
index 76f3195..7292c1f 100644
--- a/arch/arm/plat-mxc/devices/Makefile
+++ b/arch/arm/plat-mxc/devices/Makefile@@ -28,3 +28,4 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_W1) += platform-mxc_w1.o obj-$(CONFIG_IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX) += platform-sdhci-esdhc-imx.o obj-$(CONFIG_IMX_HAVE_PLATFORM_SPI_IMX) += platform-spi_imx.o obj-$(CONFIG_IMX_HAVE_PLATFORM_AHCI) += platform-ahci-imx.o +obj-$(CONFIG_IMX_HAVE_PLATFORM_MX2_EMMA) += platform-mx2-emma.o
diff --git a/arch/arm/plat-mxc/devices/platform-mx2-camera.c b/arch/arm/plat-mxc/devices/platform-mx2-camera.c
index 11eace9..11c688f 100644
--- a/arch/arm/plat-mxc/devices/platform-mx2-camera.c
+++ b/arch/arm/plat-mxc/devices/platform-mx2-camera.c@@ -63,20 +63,3 @@ struct platform_device *__init imx_add_mx2_camera( pdata, sizeof(*pdata), DMA_BIT_MASK(32)); } -struct platform_device *__init imx_add_mx2_emmaprp( - const struct imx_mx2_camera_data *data) -{ - struct resource res[] = { - { - .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("m2m-emmaprp", 0, - res, 2, NULL, 0, DMA_BIT_MASK(32)); -}
diff --git a/arch/arm/plat-mxc/devices/platform-mx2-emma.c b/arch/arm/plat-mxc/devices/platform-mx2-emma.c
new file mode 100644
index 0000000..a51749a
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-mx2-emma.c@@ -0,0 +1,41 @@ +/* + * 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_mx2_emmaprp_data_entry_single(soc) \ + { \ + .iobase = soc ## _EMMAPRP_BASE_ADDR, \ + .iosize = SZ_32, \ + .irq = soc ## _INT_EMMAPRP, \ + } + +#ifdef CONFIG_SOC_IMX27 +const struct imx_mx2_emma_data imx27_mx2_emmaprp_data __initconst = + imx_mx2_emmaprp_data_entry_single(MX27); +#endif /* ifdef CONFIG_SOC_IMX27 */ + +struct platform_device *__init imx_add_mx2_emmaprp( + const struct imx_mx2_emma_data *data) +{ + struct resource res[] = { + { + .start = data->iobase, + .end = data->iobase + data->iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irq, + .end = data->irq, + .flags = IORESOURCE_IRQ, + }, + }; + return imx_add_platform_device_dmamask("m2m-emmaprp", 0, + res, 2, NULL, 0, DMA_BIT_MASK(32)); +} +
diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h
index 762780c..2117072 100644
--- a/arch/arm/plat-mxc/include/mach/devices-common.h
+++ b/arch/arm/plat-mxc/include/mach/devices-common.h@@ -229,8 +229,15 @@ struct imx_mx2_camera_data { struct platform_device *__init imx_add_mx2_camera( const struct imx_mx2_camera_data *data, const struct mx2_camera_platform_data *pdata); + + +struct imx_mx2_emma_data { + resource_size_t iobase; + resource_size_t iosize; + resource_size_t irq; +}; struct platform_device *__init imx_add_mx2_emmaprp( - const struct imx_mx2_camera_data *data); + const struct imx_mx2_emma_data *data); #include <mach/mxc_ehci.h> struct imx_mxc_ehci_data {
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