From: Sascha Hauer <s.ha...@pengutronix.de>
Signed-off-by: Sascha Hauer <s.ha...@pengutronix.de>
---
arch/arm/mach-mx5/Kconfig | 1 +
arch/arm/mach-mx5/board-mx51_babbage.c | 31 +++++++++++++++++++++++++++++++
2 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index 0848db5..f55b0f5 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -10,6 +10,7 @@ comment "MX5 platforms:"
config MACH_MX51_BABBAGE
bool "Support MX51 BABBAGE platforms"
+ select IMX_HAVE_PLATFORM_SPI_IMX
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 6e384d9..4ed0a9a 100644
--- a/arch/arm/mach-mx5/board-mx51_babbage.c
+++ b/arch/arm/mach-mx5/board-mx51_babbage.c
@@ -17,6 +17,7 @@
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/fsl_devices.h>
+#include <linux/spi/spi.h>
#include <mach/common.h>
#include <mach/hardware.h>
@@ -31,6 +32,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
+#include "devices-imx51.h"
#include "devices.h"
#define BABBAGE_USB_HUB_RESET (0*32 + 7) /* GPIO_1_7 */
@@ -240,6 +242,31 @@ static int __init babbage_otg_mode(char *options)
}
__setup("otg_mode=", babbage_otg_mode);
+#define BABBAGE_ECSPI1_CS0 (3 * 32 + 24)
+#define BABBAGE_ECSPI1_CS1 (3 * 32 + 25)
+
+static const struct spi_board_info mx51_babbage_spi_board_info[] __initconst =
{
+ {
+ /* mc13892 */
+ .modalias = "spidev",
+ .max_speed_hz = 300000,
+ .bus_num = 0,
+ .chip_select = 0,
+ }, {
+ .modalias = "spidev",
+ .max_speed_hz = 300000,
+ .bus_num = 0,
+ .chip_select = 1,
+ },
+};
+
+static int mx51_babbage_ecspi0_cs[] = {BABBAGE_ECSPI1_CS0, BABBAGE_ECSPI1_CS1};
+
+static const struct spi_imx_master mx51_babbage_ecspi0_data __initconst = {
+ .chipselect = mx51_babbage_ecspi0_cs,
+ .num_chipselect = ARRAY_SIZE(mx51_babbage_ecspi0_cs),
+};
+
/*
* Board specific initialization.
*/
@@ -268,6 +295,10 @@ static void __init mxc_board_init(void)
/* setback USBH1_STP to be function */
mxc_iomux_v3_setup_pad(&usbh1stp);
babbage_usbhub_reset();
+
+ spi_register_board_info(mx51_babbage_spi_board_info,
+ ARRAY_SIZE(mx51_babbage_spi_board_info));
+ imx51_add_ecspi_imx(0, &mx51_babbage_ecspi0_data);
}
static void __init mx51_babbage_timer_init(void)
--
1.7.1
------------------------------------------------------------------------------
This SF.net Dev2Dev email is sponsored by:
Show off your parallel programming skills.
Enter the Intel(R) Threading Challenge 2010.
http://p.sf.net/sfu/intel-thread-sfd
_______________________________________________
spi-devel-general mailing list
spi-devel-general@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/spi-devel-general
