From: Linus Walleij <[email protected]> This adds the COH 901 318 DMA controller to the U300 device tree. All devices now converted to device tree so far will start to find their DMA channels.
Note that the U300 is not yet using the device tree to obtain DMA channels, but this is a first step. Signed-off-by: Linus Walleij <[email protected]> --- arch/arm/boot/dts/ste-u300.dts | 7 +++++++ arch/arm/mach-u300/core.c | 2 ++ 2 files changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/ste-u300.dts b/arch/arm/boot/dts/ste-u300.dts index ee747fe..cdffeb9 100644 --- a/arch/arm/boot/dts/ste-u300.dts +++ b/arch/arm/boot/dts/ste-u300.dts @@ -68,6 +68,13 @@ interrupts = <10>; }; + dmac: dmac@c00020000 { + compatible = "stericsson,coh901318"; + reg = <0xc0020000 0x1000>; + interrupt-parent = <&vica>; + interrupts = <2>; + }; + i2c0: i2c@c0004000 { compatible = "st,ddci2c"; reg = <0xc0004000 0x1000>; diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index 20d6c46..98d4dbe 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -713,6 +713,8 @@ static struct of_dev_auxdata u300_auxdata_lookup[] __initdata = { "coh901327_wdog", NULL), OF_DEV_AUXDATA("stericsson,coh901331", U300_RTC_BASE, "rtc-coh901331", NULL), + OF_DEV_AUXDATA("stericsson,coh901318", U300_DMAC_BASE, + "coh901318", NULL), OF_DEV_AUXDATA("arm,primecell", U300_UART0_BASE, "uart0", &uart0_plat_data), OF_DEV_AUXDATA("arm,primecell", U300_UART1_BASE, -- 1.7.11.3 _______________________________________________ devicetree-discuss mailing list [email protected] https://lists.ozlabs.org/listinfo/devicetree-discuss
