[PATCH 7/7] ARM i.MX51 babbage: Add framebuffer support
Arnaud Patard (Rtp)
arnaud.patard at rtp-net.org
Thu Feb 17 13:11:54 EST 2011
Sascha Hauer <s.hauer at pengutronix.de> writes:
Hi,
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> ---
> arch/arm/mach-mx5/Kconfig | 1 +
> arch/arm/mach-mx5/board-mx51_babbage.c | 74 ++++++++++++++++++++++++++++++++
> 2 files changed, 75 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
> index de4fa992f..89e71da 100644
> --- a/arch/arm/mach-mx5/Kconfig
> +++ b/arch/arm/mach-mx5/Kconfig
> @@ -42,6 +42,7 @@ config MACH_MX51_BABBAGE
> select IMX_HAVE_PLATFORM_IMX_UART
> select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
> select IMX_HAVE_PLATFORM_SPI_IMX
> + select IMX_HAVE_PLATFORM_IMX_IPUV3
> help
> Include support for MX51 Babbage platform, also known as MX51EVK in
> u-boot. This includes specific configurations for the board and its
> diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c
> index 1d231e8..c5170e8 100644
> --- a/arch/arm/mach-mx5/board-mx51_babbage.c
> +++ b/arch/arm/mach-mx5/board-mx51_babbage.c
> @@ -22,11 +22,13 @@
> #include <linux/input.h>
> #include <linux/spi/flash.h>
> #include <linux/spi/spi.h>
> +#include <linux/mfd/imx-ipu-v3.h>
>
> #include <mach/common.h>
> #include <mach/hardware.h>
> #include <mach/iomux-mx51.h>
> #include <mach/mxc_ehci.h>
> +#include <mach/ipu-v3.h>
>
> #include <asm/irq.h>
> #include <asm/setup.h>
> @@ -158,6 +160,41 @@ static iomux_v3_cfg_t mx51babbage_pads[] = {
> MX51_PAD_CSPI1_SCLK__ECSPI1_SCLK,
> MX51_PAD_CSPI1_SS0__GPIO4_24,
> MX51_PAD_CSPI1_SS1__GPIO4_25,
> +
> + /* Display */
> + MX51_PAD_DISPB2_SER_DIN__GPIO3_5,
> + MX51_PAD_DISPB2_SER_DIO__GPIO3_6,
> + MX51_PAD_NANDF_D12__GPIO3_28,
> +
> + MX51_PAD_DISP1_DAT0__DISP1_DAT0,
> + MX51_PAD_DISP1_DAT1__DISP1_DAT1,
> + MX51_PAD_DISP1_DAT2__DISP1_DAT2,
> + MX51_PAD_DISP1_DAT3__DISP1_DAT3,
> + MX51_PAD_DISP1_DAT4__DISP1_DAT4,
> + MX51_PAD_DISP1_DAT5__DISP1_DAT5,
> + MX51_PAD_DISP1_DAT6__DISP1_DAT6,
> + MX51_PAD_DISP1_DAT7__DISP1_DAT7,
> + MX51_PAD_DISP1_DAT8__DISP1_DAT8,
> + MX51_PAD_DISP1_DAT9__DISP1_DAT9,
> + MX51_PAD_DISP1_DAT10__DISP1_DAT10,
> + MX51_PAD_DISP1_DAT11__DISP1_DAT11,
> + MX51_PAD_DISP1_DAT12__DISP1_DAT12,
> + MX51_PAD_DISP1_DAT13__DISP1_DAT13,
> + MX51_PAD_DISP1_DAT14__DISP1_DAT14,
> + MX51_PAD_DISP1_DAT15__DISP1_DAT15,
> + MX51_PAD_DISP1_DAT16__DISP1_DAT16,
> + MX51_PAD_DISP1_DAT17__DISP1_DAT17,
> + MX51_PAD_DISP1_DAT18__DISP1_DAT18,
> + MX51_PAD_DISP1_DAT19__DISP1_DAT19,
> + MX51_PAD_DISP1_DAT20__DISP1_DAT20,
> + MX51_PAD_DISP1_DAT21__DISP1_DAT21,
> + MX51_PAD_DISP1_DAT22__DISP1_DAT22,
> + MX51_PAD_DISP1_DAT23__DISP1_DAT23,
> +#define MX51_PAD_DI_GP4__IPU_DI2_PIN15 IOMUX_PAD(0x758, 0x350, 4, 0x0, 0, NO_PAD_CTRL)
> + MX51_PAD_DI_GP4__IPU_DI2_PIN15,
> +
> + /* I2C DVI enable */
> + MX51_PAD_CSI2_HSYNC__GPIO4_14,
> };
>
> /* Serial ports */
> @@ -346,6 +383,23 @@ static const struct spi_imx_master mx51_babbage_spi_pdata __initconst = {
> .num_chipselect = ARRAY_SIZE(mx51_babbage_spi_cs),
> };
>
> +static struct ipuv3_fb_platform_data babbage_fb0_data = {
> + .interface_pix_fmt = IPU_PIX_FMT_RGB24,
> + .flags = IMX_IPU_FB_USE_MODEDB | IMX_IPU_FB_USE_OVERLAY,
> + .display = 0,
> +};
> +
> +static struct ipuv3_fb_platform_data babbage_fb1_data = {
> + .interface_pix_fmt = IPU_PIX_FMT_RGB565,
> + .flags = IMX_IPU_FB_USE_MODEDB,
> + .display = 1,
> +};
> +
> +static struct imx_ipuv3_platform_data ipu_data = {
> + .fb_head0_platform_data = &babbage_fb0_data,
> + .fb_head1_platform_data = &babbage_fb1_data,
> +};
> +
> /*
> * Board specific initialization.
> */
> @@ -392,6 +446,26 @@ static void __init mxc_board_init(void)
> ARRAY_SIZE(mx51_babbage_spi_board_info));
> imx51_add_ecspi(0, &mx51_babbage_spi_pdata);
> imx51_add_imx2_wdt(0, NULL);
> +
> +#define GPIO_DVI_DETECT (2 * 32 + 28)
> +#define GPIO_DVI_RESET (2 * 32 + 5)
> +#define GPIO_DVI_PWRDN (2 * 32 + 6)
> +#define GPIO_DVI_I2C (3 * 32 + 14)
What about using IMX_GPIO_NR() ?
Arnaud
More information about the linux-arm-kernel
mailing list