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| author | Jason Wang <jason77.wang@gmail.com> | 2010-09-02 15:52:03 +0800 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-10-01 09:32:20 +0200 |
| commit | 988916e1a9af1994d510138e7201acf7b425fb46 (patch) | |
| tree | c30f8878b285d4d1f44ea23fe66e320619ffde24 /arch/arm/mach-mx5 | |
| parent | eaa4fd0b4022bd4d2ff0c38b3cc936ee5a441711 (diff) | |
| download | linux-3.10-988916e1a9af1994d510138e7201acf7b425fb46.tar.gz linux-3.10-988916e1a9af1994d510138e7201acf7b425fb46.tar.bz2 linux-3.10-988916e1a9af1994d510138e7201acf7b425fb46.zip | |
ARM: mx5/mx51_3ds: add eCSPI2 support on the imx51_3ds board
Signed-off-by: Jason Wang <jason77.wang@gmail.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx5')
| -rw-r--r-- | arch/arm/mach-mx5/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/board-mx51_3ds.c | 20 |
2 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index e57caefb1f2..2735314a78e 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -18,6 +18,7 @@ config MACH_MX51_BABBAGE config MACH_MX51_3DS bool "Support MX51PDK (3DS)" + select IMX_HAVE_PLATFORM_SPI_IMX select MXC_DEBUG_BOARD help Include support for MX51PDK (3DS) platform. This includes specific diff --git a/arch/arm/mach-mx5/board-mx51_3ds.c b/arch/arm/mach-mx5/board-mx51_3ds.c index f95c2fd9466..c9c41282c99 100644 --- a/arch/arm/mach-mx5/board-mx51_3ds.c +++ b/arch/arm/mach-mx5/board-mx51_3ds.c @@ -24,9 +24,11 @@ #include <mach/imx-uart.h> #include <mach/3ds_debugboard.h> +#include "devices-imx51.h" #include "devices.h" #define EXPIO_PARENT_INT (MXC_INTERNAL_IRQS + GPIO_PORTA + 6) +#define MX51_3DS_ECSPI2_CS (GPIO_PORTC + 28) static struct pad_desc mx51_3ds_pads[] = { /* UART1 */ @@ -61,6 +63,12 @@ static struct pad_desc mx51_3ds_pads[] = { MX51_PAD_KEY_COL3__KEY_COL3, MX51_PAD_KEY_COL4__KEY_COL4, MX51_PAD_KEY_COL5__KEY_COL5, + + /* eCSPI2 */ + MX51_PAD_NANDF_RB2__ECSPI2_SCLK, + MX51_PAD_NANDF_RB3__ECSPI2_MISO, + MX51_PAD_NANDF_D15__ECSPI2_MOSI, + MX51_PAD_NANDF_D12__GPIO_3_28, }; /* Serial ports */ @@ -127,6 +135,16 @@ static inline void mxc_init_keypad(void) } #endif +static int mx51_3ds_spi2_cs[] = { + MXC_SPI_CS(0), + MX51_3DS_ECSPI2_CS, +}; + +static const struct spi_imx_master mx51_3ds_ecspi2_pdata __initconst = { + .chipselect = mx51_3ds_spi2_cs, + .num_chipselect = ARRAY_SIZE(mx51_3ds_spi2_cs), +}; + /* * Board specific initialization. */ @@ -136,6 +154,8 @@ static void __init mxc_board_init(void) ARRAY_SIZE(mx51_3ds_pads)); mxc_init_imx_uart(); + imx51_add_ecspi(1, &mx51_3ds_ecspi2_pdata); + if (mxc_expio_init(MX51_CS5_BASE_ADDR, EXPIO_PARENT_INT)) printk(KERN_WARNING "Init of the debugboard failed, all " "devices on the board are unusable.\n"); |