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Enabling spidev in MCSPI1

Message ID 4B4DC3FB.3020702@balister.org (mailing list archive)
State RFC, archived
Delegated to: Tony Lindgren
Headers show

Commit Message

Philip Balister Jan. 13, 2010, 1 p.m. UTC
None
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Patch

diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index d192dd9..804d88f 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -33,6 +33,8 @@ 
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
 
+#include <linux/spi/spi.h>
+
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
@@ -184,6 +186,16 @@  static inline void __init overo_init_smsc911x(void)
 static inline void __init overo_init_smsc911x(void) { return; }
 #endif
 
+static struct spi_board_info overo_mcspi_board_info[] = {
+	{
+		.modalias	= "spidev",
+		.max_speed_hz	= 12000000, // 12 MHz
+		.bus_num	= 1,
+		.chip_select	= 0,
+		.mode		= SPI_MODE_1,
+	},
+};
+
 static struct mtd_partition overo_nand_partitions[] = {
 	{
 		.name           = "xloader",
@@ -424,7 +436,10 @@  static void __init overo_init(void)
 	usb_ehci_init(&ehci_pdata);
 	overo_ads7846_init();
 	overo_init_smsc911x();
-
+#if 0
+	spi_register_board_info(overo_mcspi_board_info,
+		ARRAY_SIZE(overo_mcspi_board_info));
+#endif
 	/* Ensure SDRC pins are mux'd for self-refresh */
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);