From: Denis Carikli <denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> To: Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, "Eric Bénard" <eric-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org>, "Denis Carikli" <denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org>, "Rob Herring" <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>, "Pawel Moll" <pawel.moll-5wv7dgnIgG8@public.gmane.org>, "Mark Rutland" <mark.rutland-5wv7dgnIgG8@public.gmane.org>, "Stephen Warren" <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>, "Ian Campbell" <ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, "Vinod Koul" <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>, "Dan Williams" <dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> Subject: [Patch v2][ 02/37] dma: ipu: Add devicetree support. Date: Thu, 17 Oct 2013 17:02:00 +0200 [thread overview] Message-ID: <1382022155-21954-3-git-send-email-denis@eukrea.com> (raw) In-Reply-To: <1382022155-21954-1-git-send-email-denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> Cc: Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org> Cc: Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org> Cc: Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org> Cc: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org> Cc: Ian Campbell <ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org> Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Vinod Koul <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> Cc: Dan Williams <dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> Cc: Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Cc: Eric Bénard <eric-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> Signed-off-by: Denis Carikli <denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> --- .../devicetree/bindings/dma/fsl-imx-ipu.txt | 53 ++++++++++++++++++++ drivers/dma/ipu/ipu_idmac.c | 8 +++ 2 files changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt diff --git a/Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt b/Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt new file mode 100644 index 0000000..a901c33 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt @@ -0,0 +1,53 @@ +* Freescale Image Processing Unit DMA support for i.MX3x. + +This document will only describe differences to the generic DMA Controller and +DMA request bindings as described in dma/dma.txt . + +This dma driver supports the imx31 and imx35 devices. + +* DMA controller + +Required properties: +- compatible : Should be "fsl,imx31-ipu". +- reg : Should contain DMA registers location and length +- interrupts : First item should be DMA interrupt, second one is optional and + should contain DMA Error interrupt. +- #dma-cells : Has to be 1. The ipu driver does not support anything else. + +Optional properties: +- dma-channels : Number of DMA channels supported. Should be 32. +- #dma-requests : Number of DMA requests supported. + +Example: + + ipu: ipu@53fc0000 { + compatible = "fsl,imx31-ipu"; + reg = < 0x53fc0000 0x5f + 0x53fc0088 0x2b >; + interrupts = <42 41>; + dma-channels = <32>; + #dma-cells = <1>; + clocks = <&clks 55>; + clock-names = ""; + status = "disabled"; + }; + +* DMA client + +Clients have to specify the DMA requests with phandles in a list. + +Required properties: +- dmas: List of one or more DMA request specifiers. One DMA request specifier + consists of a phandle to the DMA controller followed by the integer + specifying the request line. +- dma-names: List of string identifiers for the DMA requests. For the correct + names, have a look at the specific client driver. + +Example: + + lcdc: mx3fb@53fc00b4 { + ... + dmas = <&ipu 14>; + dma-names = "tx"; + ... + }; diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c index cb9c0bc..d853ee1 100644 --- a/drivers/dma/ipu/ipu_idmac.c +++ b/drivers/dma/ipu/ipu_idmac.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/io.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/dma/ipu-dma.h> #include "../dmaengine.h" @@ -1768,6 +1769,12 @@ static int ipu_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id ipu_dma_of_dev_id[] = { + { .compatible = "fsl,imx31-ipu", }, + { /* Sentinel */ } +}; +MODULE_DEVICE_TABLE(of, ipu_dma_of_dev_id); + /* * We need two MEM resources - with IPU-common and Image Converter registers, * including PF_CONF and IDMAC_* registers, and two IRQs - function and error @@ -1775,6 +1782,7 @@ static int ipu_remove(struct platform_device *pdev) static struct platform_driver ipu_platform_driver = { .driver = { .name = "ipu-core", + .of_match_table = of_match_ptr(ipu_dma_of_dev_id), .owner = THIS_MODULE, }, .remove = ipu_remove, -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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From: denis@eukrea.com (Denis Carikli) To: linux-arm-kernel@lists.infradead.org Subject: [Patch v2][ 02/37] dma: ipu: Add devicetree support. Date: Thu, 17 Oct 2013 17:02:00 +0200 [thread overview] Message-ID: <1382022155-21954-3-git-send-email-denis@eukrea.com> (raw) In-Reply-To: <1382022155-21954-1-git-send-email-denis@eukrea.com> Cc: Rob Herring <rob.herring@calxeda.com> Cc: Pawel Moll <pawel.moll@arm.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Stephen Warren <swarren@wwwdotorg.org> Cc: Ian Campbell <ijc+devicetree@hellion.org.uk> Cc: devicetree at vger.kernel.org Cc: Vinod Koul <vinod.koul@intel.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: linux-arm-kernel at lists.infradead.org Cc: Eric B?nard <eric@eukrea.com> Signed-off-by: Denis Carikli <denis@eukrea.com> --- .../devicetree/bindings/dma/fsl-imx-ipu.txt | 53 ++++++++++++++++++++ drivers/dma/ipu/ipu_idmac.c | 8 +++ 2 files changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt diff --git a/Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt b/Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt new file mode 100644 index 0000000..a901c33 --- /dev/null +++ b/Documentation/devicetree/bindings/dma/fsl-imx-ipu.txt @@ -0,0 +1,53 @@ +* Freescale Image Processing Unit DMA support for i.MX3x. + +This document will only describe differences to the generic DMA Controller and +DMA request bindings as described in dma/dma.txt . + +This dma driver supports the imx31 and imx35 devices. + +* DMA controller + +Required properties: +- compatible : Should be "fsl,imx31-ipu". +- reg : Should contain DMA registers location and length +- interrupts : First item should be DMA interrupt, second one is optional and + should contain DMA Error interrupt. +- #dma-cells : Has to be 1. The ipu driver does not support anything else. + +Optional properties: +- dma-channels : Number of DMA channels supported. Should be 32. +- #dma-requests : Number of DMA requests supported. + +Example: + + ipu: ipu at 53fc0000 { + compatible = "fsl,imx31-ipu"; + reg = < 0x53fc0000 0x5f + 0x53fc0088 0x2b >; + interrupts = <42 41>; + dma-channels = <32>; + #dma-cells = <1>; + clocks = <&clks 55>; + clock-names = ""; + status = "disabled"; + }; + +* DMA client + +Clients have to specify the DMA requests with phandles in a list. + +Required properties: +- dmas: List of one or more DMA request specifiers. One DMA request specifier + consists of a phandle to the DMA controller followed by the integer + specifying the request line. +- dma-names: List of string identifiers for the DMA requests. For the correct + names, have a look at the specific client driver. + +Example: + + lcdc: mx3fb at 53fc00b4 { + ... + dmas = <&ipu 14>; + dma-names = "tx"; + ... + }; diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c index cb9c0bc..d853ee1 100644 --- a/drivers/dma/ipu/ipu_idmac.c +++ b/drivers/dma/ipu/ipu_idmac.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/io.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/dma/ipu-dma.h> #include "../dmaengine.h" @@ -1768,6 +1769,12 @@ static int ipu_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id ipu_dma_of_dev_id[] = { + { .compatible = "fsl,imx31-ipu", }, + { /* Sentinel */ } +}; +MODULE_DEVICE_TABLE(of, ipu_dma_of_dev_id); + /* * We need two MEM resources - with IPU-common and Image Converter registers, * including PF_CONF and IDMAC_* registers, and two IRQs - function and error @@ -1775,6 +1782,7 @@ static int ipu_remove(struct platform_device *pdev) static struct platform_driver ipu_platform_driver = { .driver = { .name = "ipu-core", + .of_match_table = of_match_ptr(ipu_dma_of_dev_id), .owner = THIS_MODULE, }, .remove = ipu_remove, -- 1.7.9.5
next prev parent reply other threads:[~2013-10-17 15:02 UTC|newest] Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-10-17 15:01 Devicetree support for Eukrea cpuimx{25,35,51} (v2) Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 03/37] drm: Add the lacking DRM_MODE_FLAG_* for matching the DISPLAY_FLAGS_* Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-18 7:46 ` Ville Syrjälä 2013-10-18 7:46 ` Ville Syrjälä 2013-10-18 7:46 ` Ville Syrjälä 2013-10-23 14:48 ` Denis Carikli 2013-10-23 14:48 ` Denis Carikli 2013-10-23 14:48 ` Denis Carikli 2013-10-23 15:38 ` Ville Syrjälä 2013-10-23 15:38 ` Ville Syrjälä 2013-10-23 15:38 ` Ville Syrjälä 2013-10-23 15:47 ` Matt Sealey 2013-10-23 15:47 ` Matt Sealey 2013-10-23 15:47 ` Matt Sealey 2013-10-17 15:02 ` [Patch v2][ 04/37] [media] v4l2: add new V4L2_PIX_FMT_RGB666 pixel format Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-31 13:18 ` Mauro Carvalho Chehab 2013-10-31 13:18 ` Mauro Carvalho Chehab 2013-10-31 13:18 ` Mauro Carvalho Chehab 2013-10-31 14:06 ` Laurent Pinchart 2013-10-31 14:06 ` Laurent Pinchart 2013-10-31 14:06 ` Laurent Pinchart 2013-10-31 14:06 ` Laurent Pinchart 2013-10-17 15:02 ` [Patch v2][ 05/37] fbdev: Add the lacking FB_SYNC_* for matching the DISPLAY_FLAGS_* Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-19 11:08 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-19 11:08 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-19 11:08 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-17 15:02 ` [Patch v2][ 07/37] video: mx3fb: Introduce regulator support Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-19 11:08 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-19 11:08 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-17 15:02 ` [Patch v2][ 09/37] video: imxfb: " Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 11/37] staging: imx-drm: use of_get_display_timings Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-18 6:46 ` Sascha Hauer 2013-10-18 6:46 ` Sascha Hauer 2013-10-18 6:46 ` Sascha Hauer 2013-10-17 15:02 ` [Patch v2][ 12/37] staging: imx-drm: ipuv3-crtc: don't harcode some mode flags Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 13/37] staging: imx-drm: Add RGB666 support for parallel display Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-31 13:18 ` Mauro Carvalho Chehab 2013-10-31 13:18 ` Mauro Carvalho Chehab 2013-10-17 15:02 ` [Patch v2][ 14/37] staging: imx-drm: parallel display: add regulator support Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 16:47 ` Dan Carpenter 2013-10-17 16:47 ` Dan Carpenter 2013-10-17 16:47 ` Dan Carpenter 2013-10-17 15:02 ` [Patch v2][ 15/37] Input: tsc2007: Add device tree support Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-18 8:36 ` Lothar Waßmann 2013-10-18 8:36 ` Lothar Waßmann [not found] ` <1382022155-21954-1-git-send-email-denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> 2013-10-17 15:01 ` [Patch v2][ 01/37] of: add vendor prefix for Eukréa Electromatique Denis Carikli 2013-10-17 15:01 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli [this message] 2013-10-17 15:02 ` [Patch v2][ 02/37] dma: ipu: Add devicetree support Denis Carikli [not found] ` <1382022155-21954-3-git-send-email-denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> 2013-10-18 6:42 ` Sascha Hauer 2013-10-18 6:42 ` Sascha Hauer 2013-10-17 15:02 ` [Patch v2][ 06/37] video: backlight: gpio-backlight: Add DT support Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 08/37] video: mx3fb: Add device tree suport Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-19 11:04 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-19 11:04 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-19 11:04 ` Jean-Christophe PLAGNIOL-VILLARD [not found] ` <20131019110459.GM18477-HVbc7XotTAhnXn40ka+A6Q@public.gmane.org> 2013-10-21 8:03 ` Sascha Hauer 2013-10-21 8:03 ` Sascha Hauer 2013-10-21 8:03 ` Sascha Hauer 2013-10-17 15:02 ` [Patch v2][ 10/37] video: imxfb: Also add pwmr for the device tree Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` Denis Carikli [not found] ` <1382022155-21954-11-git-send-email-denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> 2013-10-19 10:57 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-19 10:57 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-19 10:57 ` Jean-Christophe PLAGNIOL-VILLARD 2013-10-17 15:02 ` [Patch v2][ 16/37] ASoC: eukrea-tlv320: Add DT support Denis Carikli 2013-10-17 15:02 ` Denis Carikli [not found] ` <1382022155-21954-17-git-send-email-denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> 2013-10-18 9:19 ` Lothar Waßmann 2013-10-18 9:19 ` Lothar Waßmann 2013-10-17 15:02 ` [Patch v2][ 17/37] DT: Add basic support for imx35-based devices Denis Carikli 2013-10-17 15:02 ` Denis Carikli [not found] ` <1382022155-21954-18-git-send-email-denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> 2013-10-18 6:58 ` Sascha Hauer 2013-10-18 6:58 ` Sascha Hauer 2013-10-17 15:02 ` [Patch v2][ 18/37] ARM: imx{25,27} DT: Permit the selection of the imxfb framebuffer driver Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 18/37] ARM: imx{25, 27} " Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 19/37] pinctrl: pinctrl-imx: add imx25 pinctrl driver Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 20/37] arm/dts: imx25.dtsi: Add some pinmux pins Denis Carikli 2013-10-17 15:02 ` Denis Carikli [not found] ` <1382022155-21954-21-git-send-email-denis-fO0SIAKYzcbQT0dZR+AlfA@public.gmane.org> 2013-10-18 7:02 ` Sascha Hauer 2013-10-18 7:02 ` Sascha Hauer 2013-10-17 15:02 ` [Patch v2][ 21/37] arm/dts: i.MX25: Add ssi clocks and DMA events Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 22/37] arm/dts: i.MX25: Add sdma script path Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 23/37] arm/dts: imx25.dtsi: Add an alias for the Audio Multiplexer Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 24/37] arm/dts: Add support for the cpuimx25 board from Eukrea and its baseboard Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 25/37] arm/dts: imx51.dtsi: Add some pinmux pins Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 26/37] arm/dts: Add support for the cpuimx51 board from Eukrea and its baseboard Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 27/37] arm/dts: Add support for the cpuimx35 " Denis Carikli 2013-10-17 15:02 ` Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 28/37] ARM: imx_v6_v7_defconfig: Enable i.MX35 DT support Denis Carikli 2013-10-18 8:23 ` Shawn Guo 2013-10-17 15:02 ` [Patch v2][ 29/37] ARM: imx_v6_v7_defconfig: Enable tsc2007 support Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 30/37] ARM: imx_v6_v7_defconfig: Enable pcf8563 support Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 31/37] ARM: imx_v6_v7_defconfig: Enable gpio regulator support Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 32/37] ARM: imx_v4_v5_defconfig: " Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 33/37] ARM: imx_v4_v5_defconfig: Enable backlight gpio support Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 34/37] ARM: imx_v6_v7_defconfig: " Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 35/37] ARM: imx_v4_v5_defconfig: Enable gpio button/keyboard support Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 36/37] ARM: imx_v6_v7_defconfig: Enable led gpio support Denis Carikli 2013-10-17 15:02 ` [Patch v2][ 37/37] ARM: imx_v6_v7_defconfig: Enable heartbeat led trigger Denis Carikli 2013-10-18 7:59 ` Devicetree support for Eukrea cpuimx{25,35,51} (v2) Sascha Hauer
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