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Message-ID: <20100326101525.GA3237@sortiz.org>
Date: Fri, 26 Mar 2010 11:15:26 +0100
From: Samuel Ortiz <sameo@...ux.intel.com>
To: Richard Röjfors
<richard.rojfors@...agicore.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
"Williams, Dan J" <dan.j.williams@...el.com>
Subject: Re: [PATCH 2/2] mfd: Add timb-dma to all configurations of
timberdale
Hi Richard,
On Thu, Mar 25, 2010 at 07:44:23PM +0100, Richard Röjfors wrote:
> Add platform data for timb-dma, and add it in to timb-dma
> in all configurations of timberdale.
>
> Also incremented the version number.
Many thanks, patch applied to my for-next branch.
Cheers,
Samuel.
> Signed-off-by: Richard Röjfors <richard.rojfors@...agicore.com>
> ---
> diff --git a/drivers/mfd/timberdale.c b/drivers/mfd/timberdale.c
> index 1d52349..a7f3048 100644
> --- a/drivers/mfd/timberdale.c
> +++ b/drivers/mfd/timberdale.c
> @@ -40,6 +40,8 @@
>
> #include <media/timb_radio.h>
>
> +#include <linux/timb_dma.h>
> +
> #include "timberdale.h"
>
> #define DRIVER_NAME "timberdale"
> @@ -269,6 +271,65 @@ static __devinitdata struct timb_radio_platform_data
> }
> };
>
> +static __devinitdata struct timb_dma_platform_data timb_dma_platform_data = {
> + .nr_channels = 10,
> + .channels = {
> + {
> + /* UART RX */
> + .rx = true,
> + .descriptors = 2,
> + .descriptor_elements = 1
> + },
> + {
> + /* UART TX */
> + .rx = false,
> + .descriptors = 2,
> + .descriptor_elements = 1
> + },
> + {
> + /* MLB RX */
> + .rx = true,
> + .descriptors = 2,
> + .descriptor_elements = 1
> + },
> + {
> + /* MLB TX */
> + .rx = false,
> + .descriptors = 2,
> + .descriptor_elements = 1
> + },
> + {
> + /* Video RX */
> + .rx = true,
> + .bytes_per_line = 1440,
> + .descriptors = 2,
> + .descriptor_elements = 16
> + },
> + {
> + /* Video framedrop */
> + },
> + {
> + /* SDHCI RX */
> + .rx = true,
> + },
> + {
> + /* SDHCI TX */
> + },
> + {
> + /* ETH RX */
> + .rx = true,
> + .descriptors = 2,
> + .descriptor_elements = 1
> + },
> + {
> + /* ETH TX */
> + .rx = false,
> + .descriptors = 2,
> + .descriptor_elements = 1
> + },
> + }
> +};
> +
> const static __devinitconst struct resource timberdale_dma_resources[] = {
> {
> .start = DMAOFFSET,
> @@ -284,6 +345,13 @@ const static __devinitconst struct resource timberdale_dma_resources[] = {
>
> static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg0[] = {
> {
> + .name = "timb-dma",
> + .num_resources = ARRAY_SIZE(timberdale_dma_resources),
> + .resources = timberdale_dma_resources,
> + .platform_data = &timb_dma_platform_data,
> + .data_size = sizeof(timb_dma_platform_data),
> + },
> + {
> .name = "timb-uart",
> .num_resources = ARRAY_SIZE(timberdale_uart_resources),
> .resources = timberdale_uart_resources,
> @@ -321,14 +389,16 @@ static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg0[] = {
> .num_resources = ARRAY_SIZE(timberdale_eth_resources),
> .resources = timberdale_eth_resources,
> },
> +};
> +
> +static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg1[] = {
> {
> .name = "timb-dma",
> .num_resources = ARRAY_SIZE(timberdale_dma_resources),
> .resources = timberdale_dma_resources,
> + .platform_data = &timb_dma_platform_data,
> + .data_size = sizeof(timb_dma_platform_data),
> },
> -};
> -
> -static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg1[] = {
> {
> .name = "timb-uart",
> .num_resources = ARRAY_SIZE(timberdale_uart_resources),
> @@ -377,14 +447,16 @@ static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg1[] = {
> .num_resources = ARRAY_SIZE(timberdale_eth_resources),
> .resources = timberdale_eth_resources,
> },
> +};
> +
> +static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg2[] = {
> {
> .name = "timb-dma",
> .num_resources = ARRAY_SIZE(timberdale_dma_resources),
> .resources = timberdale_dma_resources,
> + .platform_data = &timb_dma_platform_data,
> + .data_size = sizeof(timb_dma_platform_data),
> },
> -};
> -
> -static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg2[] = {
> {
> .name = "timb-uart",
> .num_resources = ARRAY_SIZE(timberdale_uart_resources),
> @@ -418,14 +490,16 @@ static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg2[] = {
> .platform_data = &timberdale_xspi_platform_data,
> .data_size = sizeof(timberdale_xspi_platform_data),
> },
> +};
> +
> +static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg3[] = {
> {
> .name = "timb-dma",
> .num_resources = ARRAY_SIZE(timberdale_dma_resources),
> .resources = timberdale_dma_resources,
> + .platform_data = &timb_dma_platform_data,
> + .data_size = sizeof(timb_dma_platform_data),
> },
> -};
> -
> -static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg3[] = {
> {
> .name = "timb-uart",
> .num_resources = ARRAY_SIZE(timberdale_uart_resources),
> @@ -464,11 +538,6 @@ static __devinitdata struct mfd_cell timberdale_cells_bar0_cfg3[] = {
> .num_resources = ARRAY_SIZE(timberdale_eth_resources),
> .resources = timberdale_eth_resources,
> },
> - {
> - .name = "timb-dma",
> - .num_resources = ARRAY_SIZE(timberdale_dma_resources),
> - .resources = timberdale_dma_resources,
> - },
> };
>
> static const __devinitconst struct resource timberdale_sdhc_resources[] = {
> diff --git a/drivers/mfd/timberdale.h b/drivers/mfd/timberdale.h
> index 8d27ffa..3683a47 100644
> --- a/drivers/mfd/timberdale.h
> +++ b/drivers/mfd/timberdale.h
> @@ -23,7 +23,7 @@
> #ifndef MFD_TIMBERDALE_H
> #define MFD_TIMBERDALE_H
>
> -#define DRV_VERSION "0.1"
> +#define DRV_VERSION "0.2"
>
> /* This driver only support versions >= 3.8 and < 4.0 */
> #define TIMB_SUPPORTED_MAJOR 3
> @@ -127,4 +127,16 @@
> #define GPIO_PIN_BT_RST 15
> #define GPIO_NR_PINS 16
>
> +/* DMA Channels */
> +#define DMA_UART_RX 0
> +#define DMA_UART_TX 1
> +#define DMA_MLB_RX 2
> +#define DMA_MLB_TX 3
> +#define DMA_VIDEO_RX 4
> +#define DMA_VIDEO_DROP 5
> +#define DMA_SDHCI_RX 6
> +#define DMA_SDHCI_TX 7
> +#define DMA_ETH_RX 8
> +#define DMA_ETH_TX 9
> +
> #endif
>
--
Intel Open Source Technology Centre
http://oss.intel.com/
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