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path: root/drivers/media/sprd_dcam/flash/flash_common.c
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Diffstat (limited to 'drivers/media/sprd_dcam/flash/flash_common.c')
-rw-r--r--drivers/media/sprd_dcam/flash/flash_common.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/media/sprd_dcam/flash/flash_common.c b/drivers/media/sprd_dcam/flash/flash_common.c
new file mode 100644
index 00000000..492a823d
--- /dev/null
+++ b/drivers/media/sprd_dcam/flash/flash_common.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2012 Spreadtrum Communications Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#ifndef CONFIG_64BIT
+#include <soc/sprd/hardware.h>
+#include <soc/sprd/board.h>
+#endif
+#include <soc/sprd/adi.h>
+#include "../common/parse_hwinfo.h"
+
+int sprd_flash_on(void)
+{
+ printk("sprd_flash_on \n");
+ sci_adi_clr(SPRD_ADISLAVE_BASE + SPRD_FLASH_OFST, SPRD_FLASH_HIGH_VAL);
+ sci_adi_set(SPRD_ADISLAVE_BASE + SPRD_FLASH_OFST, SPRD_FLASH_CTRL_BIT | SPRD_FLASH_LOW_VAL); /*0x3 = 110ma*/
+ return 0;
+}
+
+int sprd_flash_high_light(void)
+{
+ printk("sprd_flash_high_light \n");
+ sci_adi_clr(SPRD_ADISLAVE_BASE + SPRD_FLASH_OFST, SPRD_FLASH_HIGH_VAL);
+ sci_adi_set(SPRD_ADISLAVE_BASE + SPRD_FLASH_OFST, SPRD_FLASH_CTRL_BIT | ZTEHZ_FLASH_HIGH_VAL); /*0xB = 350ma*/
+ return 0;
+}
+
+int sprd_flash_close(void)
+{
+ printk("sprd_flash_close \n");
+ sci_adi_clr(SPRD_ADISLAVE_BASE + SPRD_FLASH_OFST, SPRD_FLASH_CTRL_BIT | SPRD_FLASH_HIGH_VAL);
+ return 0;
+}