msm: gpiomux: Add gpiomux support for 8092

Added only important gpiomux entries need for initial booting.

Change-Id: I86e2b057712af1cc82d1a2d1d9aec49468fcf5ae
Signed-off-by: Ravi Kumar V <kumarrav@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-8092-gpiomux.c b/arch/arm/mach-msm/board-8092-gpiomux.c
new file mode 100644
index 0000000..823ef70
--- /dev/null
+++ b/arch/arm/mach-msm/board-8092-gpiomux.c
@@ -0,0 +1,53 @@
+/* Copyright (c) 2012, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <mach/board.h>
+#include <mach/gpio.h>
+#include <mach/gpiomux.h>
+
+static struct gpiomux_setting gpio_uart_config = {
+	.func = GPIOMUX_FUNC_2,
+	.drv = GPIOMUX_DRV_16MA,
+	.pull = GPIOMUX_PULL_NONE,
+	.dir = GPIOMUX_OUT_HIGH,
+};
+
+static struct msm_gpiomux_config msm_blsp_configs[] __initdata = {
+	{
+		.gpio      = 45,	       /* BLSP8 UART TX */
+		.settings = {
+			[GPIOMUX_SUSPENDED] = &gpio_uart_config,
+		},
+	},
+	{
+		.gpio      = 46,	       /* BLSP8 UART RX */
+		.settings = {
+			[GPIOMUX_SUSPENDED] = &gpio_uart_config,
+		},
+	},
+};
+
+void __init mpq8092_init_gpiomux(void)
+{
+	int rc;
+
+	rc = msm_gpiomux_init(NR_GPIO_IRQS);
+	if (rc) {
+		pr_err(KERN_ERR "mpq8092_init_gpiomux failed %d\n", rc);
+		return;
+	}
+
+	msm_gpiomux_install(msm_blsp_configs, ARRAY_SIZE(msm_blsp_configs));
+}
diff --git a/arch/arm/mach-msm/include/mach/board.h b/arch/arm/mach-msm/include/mach/board.h
index c9313f4..a7dc730 100644
--- a/arch/arm/mach-msm/include/mach/board.h
+++ b/arch/arm/mach-msm/include/mach/board.h
@@ -579,6 +579,7 @@
 void msm_8974_init_gpiomux(void);
 void msm9625_init_gpiomux(void);
 void msm_map_mpq8092_io(void);
+void mpq8092_init_gpiomux(void);
 
 struct mmc_platform_data;
 int msm_add_sdcc(unsigned int controller,