[PATCH 4/5] ARM: mxs/mx23evk: add dma device
From: Shawn Guo <hidden>
Date: 2011-02-05 02:08:15
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
Signed-off-by: Shawn Guo <redacted> --- arch/arm/mach-mxs/Kconfig | 1 + arch/arm/mach-mxs/mach-mx23evk.c | 8 ++++++++ 2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig
index cd2fbdf..0b9bb03 100644
--- a/arch/arm/mach-mxs/Kconfig
+++ b/arch/arm/mach-mxs/Kconfig@@ -19,6 +19,7 @@ config MACH_MX23EVK bool "Support MX23EVK Platform" select SOC_IMX23 select MXS_HAVE_AMBA_DUART + select MXS_HAVE_PLATFORM_DMA default y help Include support for MX23EVK platform. This includes specific
diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c
index aa06400..13c22a0 100644
--- a/arch/arm/mach-mxs/mach-mx23evk.c
+++ b/arch/arm/mach-mxs/mach-mx23evk.c@@ -37,6 +37,14 @@ static void __init mx23evk_init(void) mxs_iomux_setup_multiple_pads(mx23evk_pads, ARRAY_SIZE(mx23evk_pads)); mx23_add_duart(); + + /* + * the order of adding dma device matters here, otherwise + * dma_device.dev_id may differ from mxs_dma_engine.dev_id, + * in which case mxs-dma will fail to probe. + */ + mx23_add_apbh_dma(); + mx23_add_apbx_dma(); } static void __init mx23evk_timer_init(void)
--
1.7.1