[ARM] Merge most of the PXA work for initial merge

This includes PXA work up to the SPI changes for the initial merge,
since e172274ccc55d20536fbdceb6131f38e288541e0 depends on the SPI
tree being merged.

Conflicts:

	arch/arm/configs/em_x270_defconfig
	arch/arm/configs/xm_x270_defconfig

1 files changed, 46 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/pxa2xx.c b/arch/arm/mach-pxa/pxa2xx.c
new file mode 100644
index 000000000000..d4f6415e8413
--- /dev/null
+++ b/arch/arm/mach-pxa/pxa2xx.c
@@ -0,0 +1,46 @@
+/*
+ * linux/arch/arm/mach-pxa/pxa2xx.c
+ *
+ * code specific to pxa2xx
+ *
+ * Copyright (C) 2008 Dmitry Baryshkov
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+
+#include <asm/arch/mfp-pxa2xx.h>
+#include <asm/arch/mfp-pxa25x.h>
+#include <asm/arch/irda.h>
+
+static unsigned long pxa2xx_mfp_fir[] = {
+        GPIO46_FICP_RXD,
+        GPIO47_FICP_TXD,
+};
+
+static unsigned long pxa2xx_mfp_sir[] = {
+        GPIO46_STUART_RXD,
+        GPIO47_STUART_TXD,
+};
+
+static unsigned long pxa2xx_mfp_off[] = {
+        GPIO46_GPIO | MFP_LPM_DRIVE_LOW,
+        GPIO47_GPIO | MFP_LPM_DRIVE_LOW,
+};
+
+void pxa2xx_transceiver_mode(struct device *dev, int mode)
+{
+        if (mode & IR_OFF) {
+                pxa2xx_mfp_config(pxa2xx_mfp_off, ARRAY_SIZE(pxa2xx_mfp_off));
+        } else if (mode & IR_SIRMODE) {
+                pxa2xx_mfp_config(pxa2xx_mfp_sir, ARRAY_SIZE(pxa2xx_mfp_sir));
+        } else if (mode & IR_FIRMODE) {
+                pxa2xx_mfp_config(pxa2xx_mfp_fir, ARRAY_SIZE(pxa2xx_mfp_fir));
+        } else
+                BUG();
+}