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Diffstat (limited to 'drivers/media/i2c/aptina-pll.h')
-rw-r--r--drivers/media/i2c/aptina-pll.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/media/i2c/aptina-pll.h b/drivers/media/i2c/aptina-pll.h
new file mode 100644
index 000000000..54c0e185a
--- /dev/null
+++ b/drivers/media/i2c/aptina-pll.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Aptina Sensor PLL Configuration
+ *
+ * Copyright (C) 2012 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ */
+
+#ifndef __APTINA_PLL_H
+#define __APTINA_PLL_H
+
+struct aptina_pll {
+ unsigned int ext_clock;
+ unsigned int pix_clock;
+
+ unsigned int n;
+ unsigned int m;
+ unsigned int p1;
+};
+
+struct aptina_pll_limits {
+ unsigned int ext_clock_min;
+ unsigned int ext_clock_max;
+ unsigned int int_clock_min;
+ unsigned int int_clock_max;
+ unsigned int out_clock_min;
+ unsigned int out_clock_max;
+ unsigned int pix_clock_max;
+
+ unsigned int n_min;
+ unsigned int n_max;
+ unsigned int m_min;
+ unsigned int m_max;
+ unsigned int p1_min;
+ unsigned int p1_max;
+};
+
+struct device;
+
+int aptina_pll_calculate(struct device *dev,
+ const struct aptina_pll_limits *limits,
+ struct aptina_pll *pll);
+
+#endif /* __APTINA_PLL_H */