stv0991: Add basic stv0991 architecture support

stv0991 architecture support added. It contains the support for
following blocks
- Timer
- uart

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
[trini: Add arch/arm/cpu/armv7/Makefile hunk]
Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/arch/arm/include/asm/arch-stv0991/stv0991_gpt.h b/arch/arm/include/asm/arch-stv0991/stv0991_gpt.h
new file mode 100644
index 0000000..abd7257
--- /dev/null
+++ b/arch/arm/include/asm/arch-stv0991/stv0991_gpt.h
@@ -0,0 +1,43 @@
+/*
+ * (C) Copyright 2014
+ * Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _STV0991_GPT_H
+#define _STV0991_GPT_H
+
+#include <asm/arch-stv0991/hardware.h>
+
+struct gpt_regs {
+	u32 cr1;
+	u32 cr2;
+	u32 reserved_1;
+	u32 dier;	/* dma_int_en */
+	u32 sr;		/* status reg */
+	u32 egr;	/* event gen */
+	u32 reserved_2[3];	/* offset 0x18--0x20*/
+	u32 cnt;
+	u32 psc;
+	u32 arr;
+};
+
+struct gpt_regs *const gpt1_regs_ptr =
+	(struct gpt_regs *) GPTIMER1_BASE_ADDR;
+
+/* Timer control1 register  */
+#define GPT_CR1_CEN			0x0001
+#define GPT_MODE_AUTO_RELOAD		(1 << 7)
+
+/* Timer prescalar reg */
+#define GPT_PRESCALER_128		0x128
+
+/* Auto reload register for free running config */
+#define GPT_FREE_RUNNING		0xFFFF
+
+/* Timer, HZ specific defines */
+#define CONFIG_STV0991_HZ		1000
+#define CONFIG_STV0991_HZ_CLOCK		(27*1000*1000)/GPT_PRESCALER_128
+
+#endif