diff options
| author | Dong Aisheng <dong.aisheng@linaro.org> | 2012-05-04 14:12:18 +0200 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2012-05-12 07:32:18 +0200 |
| commit | cb1be3c73d273bfe74bd5a6fe80e6e84181283af (patch) | |
| tree | 0e06a637b174b34eb581476bd902f031c48e80d4 /arch | |
| parent | dma: mxs-dma: add device tree probe support (diff) | |
| download | linux-cb1be3c73d273bfe74bd5a6fe80e6e84181283af.tar.xz linux-cb1be3c73d273bfe74bd5a6fe80e6e84181283af.zip | |
ARM: mxs: do not add dma device by default
This will cause conflict when dt is enabled.
So let each platform add dma devices respectively.
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Huang Shijie <b32955@freescale.com>
Signed-off-by: Dong Aisheng <dong.aisheng@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Marek Vasut <marex@denx.de>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-mxs/devices/platform-dma.c | 23 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/include/mach/common.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/mm.c | 6 |
3 files changed, 10 insertions, 22 deletions
diff --git a/arch/arm/mach-mxs/devices/platform-dma.c b/arch/arm/mach-mxs/devices/platform-dma.c index aff481360212..46824501de00 100644 --- a/arch/arm/mach-mxs/devices/platform-dma.c +++ b/arch/arm/mach-mxs/devices/platform-dma.c @@ -14,7 +14,7 @@ #include <mach/mx28.h> #include <mach/devices-common.h> -static struct platform_device *__init mxs_add_dma(const char *devid, +struct platform_device *__init mxs_add_dma(const char *devid, resource_size_t base) { struct resource res[] = { @@ -29,24 +29,3 @@ static struct platform_device *__init mxs_add_dma(const char *devid, res, ARRAY_SIZE(res), NULL, 0, DMA_BIT_MASK(32)); } - -static int __init mxs_add_mxs_dma(void) -{ - char *mx23_apbh = "imx23-dma-apbh"; - char *mx23_apbx = "imx23-dma-apbx"; - char *mx28_apbh = "imx28-dma-apbh"; - char *mx28_apbx = "imx28-dma-apbx"; - - if (cpu_is_mx23()) { - mxs_add_dma(mx23_apbh, MX23_APBH_DMA_BASE_ADDR); - mxs_add_dma(mx23_apbx, MX23_APBX_DMA_BASE_ADDR); - } - - if (cpu_is_mx28()) { - mxs_add_dma(mx28_apbh, MX28_APBH_DMA_BASE_ADDR); - mxs_add_dma(mx28_apbx, MX28_APBX_DMA_BASE_ADDR); - } - - return 0; -} -arch_initcall(mxs_add_mxs_dma); diff --git a/arch/arm/mach-mxs/include/mach/common.h b/arch/arm/mach-mxs/include/mach/common.h index 84af61cf6a62..5f9a3583266c 100644 --- a/arch/arm/mach-mxs/include/mach/common.h +++ b/arch/arm/mach-mxs/include/mach/common.h @@ -31,4 +31,7 @@ extern void mx28_init_irq(void); extern void icoll_init_irq(void); +extern struct platform_device *mxs_add_dma(const char *devid, + resource_size_t base); + #endif /* __MACH_MXS_COMMON_H__ */ diff --git a/arch/arm/mach-mxs/mm.c b/arch/arm/mach-mxs/mm.c index 67a384edcf5b..6af4371ec829 100644 --- a/arch/arm/mach-mxs/mm.c +++ b/arch/arm/mach-mxs/mm.c @@ -66,9 +66,15 @@ void __init mx28_init_irq(void) void __init mx23_soc_init(void) { pinctrl_provide_dummies(); + + mxs_add_dma("imx23-dma-apbh", MX23_APBH_DMA_BASE_ADDR); + mxs_add_dma("imx23-dma-apbx", MX23_APBX_DMA_BASE_ADDR); } void __init mx28_soc_init(void) { pinctrl_provide_dummies(); + + mxs_add_dma("imx28-dma-apbh", MX23_APBH_DMA_BASE_ADDR); + mxs_add_dma("imx28-dma-apbx", MX23_APBX_DMA_BASE_ADDR); } |