Use the mux framework to initialise the mcspi mux pins.
Signed-off-by: sricharan <[email protected]>
---
arch/arm/mach-omap2/board-4430sdp.c | 20 ++++++++++++++++++++
1 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-4430sdp.c
b/arch/arm/mach-omap2/board-4430sdp.c
index 323b62e..c0ffea1 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -501,6 +501,25 @@ static void __init omap_sfh7741prox_init(void)
}
}
+static void __init omap_mcspi_mux_init(void)
+{
+ /* PIN MUX for MCSPI1 */
+ omap_mux_init_signal("mcspi1_clk.mcspi1_clk", OMAP_PIN_INPUT);
+ omap_mux_init_signal("mcspi1_somi.mcspi1_somi", OMAP_PIN_INPUT);
+ omap_mux_init_signal("mcspi1_simo.mcspi1_simo", OMAP_PIN_INPUT);
+ omap_mux_init_signal("mcspi1_cs0.mcspi1_cs0", OMAP_PIN_INPUT);
+ /*
+ * CS1 should be configured as gpio 138
+ * to avoid interference with CS0
+ */
+ omap_mux_init_signal("mcspi1_cs1.gpio_138", OMAP_PIN_INPUT);
+
+ /* PIN MUX for MCSPI4. This is not connected to any device */
+ omap_mux_init_signal("mcspi4_clk.mcspi4_clk", OMAP_PIN_INPUT);
+ omap_mux_init_signal("mcspi4_somi.mcspi4_somi", OMAP_PIN_INPUT);
+ omap_mux_init_signal("mcspi4_simo.mcspi4_simo", OMAP_PIN_INPUT);
+ omap_mux_init_signal("mcspi4_cs0.mcspi4_cs0", OMAP_PIN_INPUT_PULLDOWN);
+}
#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
{ .reg_offset = OMAP_MUX_TERMINATOR },
@@ -529,6 +548,7 @@ static void __init omap_4430sdp_init(void)
if (!cpu_is_omap44xx())
usb_musb_init(&musb_board_data);
+ omap_mcspi_mux_init();
status = omap_ethernet_init();
if (status) {
pr_err("Ethernet initialization failed: %d\n", status);
--
1.7.0.4
--
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