Jsujjava: Add Category BeagleBoard

2011-05-06T18:40:08Z

Add Category BeagleBoard

Damian0815: Created page with "

 diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index dd083ae..de62907 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile..."

2011-04-28T08:39:10Z

Created page with "<pre> diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index dd083ae..de62907 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile..."

New page

<pre>
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index dd083ae..de62907 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -2,6 +2,8 @@
# Makefile for the linux kernel.
#

+CFLAGS_mux.o += -DDEBUG
+
# Common support
obj-y := id.o io.o control.o mux.o devices.o serial.o gpmc.o timer-gp.o pm.o \
common.o gpio.o dma.o wd_timer.o
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 10b33d7..b2ff61d 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -31,6 +31,7 @@
#include <linux/mtd/nand.h>
#include <linux/mmc/host.h>

+#include <linux/spi/spi.h>
#include <linux/regulator/machine.h>
#include <linux/i2c/twl.h>

@@ -56,6 +57,8 @@

#define NAND_BLOCK_SIZE SZ_128K

+#define DAMIANS_WATTEROTT_BOARD
+
/*
* OMAP3 Beagle revision
* Run time detection of Beagle revision is done by reading GPIO.
@@ -351,18 +354,21 @@ static void __init beagle_display_init(void)

#include "sdram-micron-mt46h32m32lf-6.h"

+
static struct omap2_hsmmc_info mmc[] = {
{
.mmc = 1,
.caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
.gpio_wp = 29,
},
+#ifndef DAMIANS_WATTEROTT_BOARD
{
.mmc = 2,
.caps = MMC_CAP_4_BIT_DATA,
.transceiver = true,
.ocr_mask = 0x00100000, /* 3.3V */
},
+#endif
{} /* Terminator */
};

@@ -604,7 +610,9 @@ static int __init omap3_beagle_i2c_init(void)
}
else
{
+#ifndef DAMIANS_WATTEROTT_BOARD
omap_register_i2c_bus(2, 400, NULL, 0);
+#endif
}
/* Bus 3 is attached to the DVI port where devices like the pico DLP
* projector don't work reliably with 400kHz */
@@ -685,6 +693,50 @@ static struct platform_device *omap3_beagle_devices[] __initdata = {
&keys_gpio,
};

+
+#ifdef DAMIANS_WATTEROTT_BOARD
+
+static void __init omap3_beagle_config_mcspi3_mux(void)
+{
+ // NOTE: Clock pins need to be in input mode
+ omap_mux_init_signal("sdmmc2_clk.mcspi3_clk", OMAP_PIN_INPUT);
+ omap_mux_init_signal("sdmmc2_dat3.mcspi3_cs0", OMAP_PIN_OUTPUT);
+ omap_mux_init_signal("sdmmc2_dat2.mcspi3_cs1", OMAP_PIN_OUTPUT);
+ omap_mux_init_signal("sdmmc2_cmd.mcspi3_simo", OMAP_PIN_OUTPUT);
+ omap_mux_init_signal("sdmmc2_dat0.mcspi3_somi", OMAP_PIN_INPUT_PULLUP);
+}
+
+static void __init omap3_beagle_config_damians_watterott_mux(void)
+{
+ omap3_beagle_config_mcspi3_mux();
+
+ omap_mux_init_signal("uart2_cts.gpio_144", OMAP_PIN_OUTPUT );
+ omap_mux_init_signal("i2c2_sda.gpio_183", OMAP_PIN_OUTPUT );
+}
+
+static struct spi_board_info beagle_mcspi_board_info[] = {
+ // spi 3.0
+ {
+ .modalias = "spidev",
+ .max_speed_hz = 48000000, //48 Mbps
+ .bus_num = 3,
+ .chip_select = 0,
+ .mode = SPI_MODE_1,
+ },
+
+ // spi 3.1
+ {
+ .modalias = "spidev",
+ .max_speed_hz = 48000000, //48 Mbps
+ .bus_num = 3,
+ .chip_select = 1,
+ .mode = SPI_MODE_1,
+ },
+
+};
+
+#endif
+
static void __init omap3beagle_flash_init(void)
{
u8 cs = 0;
@@ -814,6 +866,10 @@ static void __init omap3_beagle_init(void)
omap_display_init(&beagle_dss_data);
omap_serial_init();

+ omap3_beagle_config_damians_watterott_mux();
+ spi_register_board_info(beagle_mcspi_board_info,
+ ARRAY_SIZE(beagle_mcspi_board_info));
+
omap_mux_init_gpio(170, OMAP_PIN_INPUT);
gpio_request(170, "DVI_nPD");
/* REVISIT leave DVI powered down until it's needed ... */
</pre>

← Older revision		Revision as of 18:40, 6 May 2011
Line 129:		Line 129:
	/* REVISIT leave DVI powered down until it's needed ... */		/* REVISIT leave DVI powered down until it's needed ... */
	</pre>		</pre>
		+	[[Category:BeagleBoard]]

BeagleBoard/SPI/Patch-rcn-ee-2.6.38.2-d9 mcspi3 gpio144 gpio183 - Revision history

Jsujjava: Add Category BeagleBoard

Damian0815: Created page with "
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index dd083ae..de62907 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile..."