[msm7k] add gpio keypad config and flash init
diff --git a/target/surf-msm7k/init.c b/target/surf-msm7k/init.c
new file mode 100644
index 0000000..63cb1a2
--- /dev/null
+++ b/target/surf-msm7k/init.c
@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2009, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  * Neither the name of Google, Inc. nor the names of its contributors
+ *    may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <debug.h>
+#include <dev/keys.h>
+#include <dev/gpio_keypad.h>
+#include <lib/ptable.h>
+#include <dev/flash.h>
+
+#define BOARD_FLASH_OFFSET	378
+
+static struct ptable flash_ptable;
+
+/* for these partitions, start will be offset by either what we get from
+ * smem, or from the above offset if smem is not useful. Also, we should
+ * probably have smem_ptable code populate our flash_ptable.
+ *
+ * When smem provides us with a full partition table, we can get rid of
+ * this altogether.
+ *
+ */
+static struct ptentry board_part_list[] = {
+	{
+		.start = 0,
+		.length = 1,
+		.name = "aboot",
+	},
+	{
+		.start = 2,
+		.length = 40,
+		.name = "boot",
+	},
+	{
+		.start = 58,
+		.length = 608 /* 76MB */,
+		.name = "system",
+	},
+	{
+		.start = 666,
+		.length = 157 + 1024,
+		.name = "userdata",
+	},
+	{
+		.name = "",
+	},
+};
+
+void smem_ptable_init(void);
+unsigned smem_get_apps_flash_start(void);
+
+void keypad_init(void);
+
+void target_init(void)
+{
+	struct ptentry *ptn;
+	unsigned offset;
+
+	dprintf(INFO, "target_init()\n");
+
+	keys_init();
+	keypad_init();
+
+	ptable_init(&flash_ptable);
+	smem_ptable_init();
+
+	offset = smem_get_apps_flash_start();
+	if (offset == 0xffffffff)
+		offset = BOARD_FLASH_OFFSET;
+
+	for (ptn = &board_part_list[0]; ptn->name[0]; ptn++) {
+		ptable_add(&flash_ptable, ptn->name, offset + ptn->start,
+			   ptn->length, ptn->flags);
+	}
+
+	ptable_dump(&flash_ptable);
+
+	flash_init(&flash_ptable);
+}
diff --git a/target/surf-msm7k/keypad.c b/target/surf-msm7k/keypad.c
new file mode 100644
index 0000000..f44032f
--- /dev/null
+++ b/target/surf-msm7k/keypad.c
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2009, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  * Neither the name of Google, Inc. nor the names of its contributors
+ *    may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <dev/keys.h>
+#include <dev/gpio_keypad.h>
+
+#define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
+
+/* don't turn this on without updating the ffa support */
+#define SCAN_FUNCTION_KEYS 0
+
+static unsigned int halibut_row_gpios[] = {
+	31, 32, 33, 34, 35, 41
+#if SCAN_FUNCTION_KEYS
+	, 42
+#endif
+};
+
+static unsigned int halibut_col_gpios[] = { 36, 37, 38, 39, 40 };
+
+#define KEYMAP_INDEX(row, col) ((row)*ARRAY_SIZE(halibut_col_gpios) + (col))
+
+static const unsigned short halibut_keymap[ARRAY_SIZE(halibut_col_gpios) * ARRAY_SIZE(halibut_row_gpios)] = {
+	[KEYMAP_INDEX(0, 0)] = KEY_5,
+	[KEYMAP_INDEX(0, 1)] = KEY_9,
+	[KEYMAP_INDEX(0, 2)] = KEY_SOFT1,
+	[KEYMAP_INDEX(0, 3)] = KEY_6,
+	[KEYMAP_INDEX(0, 4)] = KEY_LEFT,
+
+	[KEYMAP_INDEX(1, 0)] = KEY_0,
+	[KEYMAP_INDEX(1, 1)] = KEY_RIGHT,
+	[KEYMAP_INDEX(1, 2)] = KEY_1,
+	[KEYMAP_INDEX(1, 3)] = KEY_SHARP,
+	[KEYMAP_INDEX(1, 4)] = KEY_SEND,
+
+	[KEYMAP_INDEX(2, 0)] = KEY_VOLUMEUP,
+	[KEYMAP_INDEX(2, 1)] = KEY_HOME,      /* FA   */
+	[KEYMAP_INDEX(2, 2)] = KEY_F8,        /* QCHT */
+	[KEYMAP_INDEX(2, 3)] = KEY_F6,        /* R+   */
+	[KEYMAP_INDEX(2, 4)] = KEY_F7,        /* R-   */
+
+	[KEYMAP_INDEX(3, 0)] = KEY_UP,
+	[KEYMAP_INDEX(3, 1)] = KEY_CLEAR,
+	[KEYMAP_INDEX(3, 2)] = KEY_4,
+	[KEYMAP_INDEX(3, 3)] = KEY_MUTE,      /* SPKR */
+	[KEYMAP_INDEX(3, 4)] = KEY_2,
+
+	[KEYMAP_INDEX(4, 0)] = KEY_SOFT2,           /* SOFT2 */
+	[KEYMAP_INDEX(4, 1)] = KEY_CENTER,    /* KEY_CENTER */
+	[KEYMAP_INDEX(4, 2)] = KEY_DOWN,
+	[KEYMAP_INDEX(4, 3)] = KEY_BACK,      /* FB */
+	[KEYMAP_INDEX(4, 4)] = KEY_8,
+
+	[KEYMAP_INDEX(5, 0)] = KEY_VOLUMEDOWN,
+	[KEYMAP_INDEX(5, 1)] = KEY_STAR,      /* KEY_STAR */
+	[KEYMAP_INDEX(5, 2)] = KEY_MAIL,      /* MESG */
+	[KEYMAP_INDEX(5, 3)] = KEY_3,
+	[KEYMAP_INDEX(5, 4)] = KEY_7,
+
+#if SCAN_FUNCTION_KEYS
+	[KEYMAP_INDEX(6, 0)] = KEY_F5,
+	[KEYMAP_INDEX(6, 1)] = KEY_F4,
+	[KEYMAP_INDEX(6, 2)] = KEY_F3,
+	[KEYMAP_INDEX(6, 3)] = KEY_F2,
+	[KEYMAP_INDEX(6, 4)] = KEY_F1
+#endif
+};
+
+static struct gpio_keypad_info halibut_keypad_info = {
+	.keymap		= halibut_keymap,
+	.output_gpios	= halibut_row_gpios,
+	.input_gpios	= halibut_col_gpios,
+	.noutputs	= ARRAY_SIZE(halibut_row_gpios),
+	.ninputs	= ARRAY_SIZE(halibut_col_gpios),
+	.settle_time	= 5 /* msec */,
+	.poll_time	= 20 /* msec */,
+	.flags		= GPIOKPF_DRIVE_INACTIVE,
+};
+
+void keypad_init(void)
+{
+	gpio_keypad_init(&halibut_keypad_info);
+}
diff --git a/target/surf-msm7k/rules.mk b/target/surf-msm7k/rules.mk
index ba3f9d4..4593475 100644
--- a/target/surf-msm7k/rules.mk
+++ b/target/surf-msm7k/rules.mk
@@ -8,3 +8,13 @@
 MEMSIZE := 0x00800000 # 8MB
 
 DEFINES += SDRAM_SIZE=$(MEMSIZE) MEMBASE=$(MEMBASE)
+
+KEYS_USE_GPIO_KEYPAD := 1
+
+MODULES += \
+	dev/keys \
+	lib/ptable
+
+OBJS += \
+	$(LOCAL_DIR)/init.o \
+	$(LOCAL_DIR)/keypad.o