Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / mfd / atmel-hlcdc.h

diff --git a/kernel/include/linux/mfd/atmel-hlcdc.h b/kernel/include/linux/mfd/atmel-hlcdc.h
new file mode 100644 (file)
index 0000000..1279ab1
--- /dev/null
+++ b/kernel/include/linux/mfd/atmel-hlcdc.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2014 Free Electrons
+ * Copyright (C) 2014 Atmel
+ *
+ * Author: Boris BREZILLON <boris.brezillon@free-electrons.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License 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.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __LINUX_MFD_HLCDC_H
+#define __LINUX_MFD_HLCDC_H
+
+#include <linux/clk.h>
+#include <linux/regmap.h>
+
+#define ATMEL_HLCDC_CFG(i)             ((i) * 0x4)
+#define ATMEL_HLCDC_SIG_CFG            LCDCFG(5)
+#define ATMEL_HLCDC_HSPOL              BIT(0)
+#define ATMEL_HLCDC_VSPOL              BIT(1)
+#define ATMEL_HLCDC_VSPDLYS            BIT(2)
+#define ATMEL_HLCDC_VSPDLYE            BIT(3)
+#define ATMEL_HLCDC_DISPPOL            BIT(4)
+#define ATMEL_HLCDC_DITHER             BIT(6)
+#define ATMEL_HLCDC_DISPDLY            BIT(7)
+#define ATMEL_HLCDC_MODE_MASK          GENMASK(9, 8)
+#define ATMEL_HLCDC_PP                 BIT(10)
+#define ATMEL_HLCDC_VSPSU              BIT(12)
+#define ATMEL_HLCDC_VSPHO              BIT(13)
+#define ATMEL_HLCDC_GUARDTIME_MASK     GENMASK(20, 16)
+
+#define ATMEL_HLCDC_EN                 0x20
+#define ATMEL_HLCDC_DIS                        0x24
+#define ATMEL_HLCDC_SR                 0x28
+#define ATMEL_HLCDC_IER                        0x2c
+#define ATMEL_HLCDC_IDR                        0x30
+#define ATMEL_HLCDC_IMR                        0x34
+#define ATMEL_HLCDC_ISR                        0x38
+
+#define ATMEL_HLCDC_CLKPOL             BIT(0)
+#define ATMEL_HLCDC_CLKSEL             BIT(2)
+#define ATMEL_HLCDC_CLKPWMSEL          BIT(3)
+#define ATMEL_HLCDC_CGDIS(i)           BIT(8 + (i))
+#define ATMEL_HLCDC_CLKDIV_SHFT                16
+#define ATMEL_HLCDC_CLKDIV_MASK                GENMASK(23, 16)
+#define ATMEL_HLCDC_CLKDIV(div)                ((div - 2) << ATMEL_HLCDC_CLKDIV_SHFT)
+
+#define ATMEL_HLCDC_PIXEL_CLK          BIT(0)
+#define ATMEL_HLCDC_SYNC               BIT(1)
+#define ATMEL_HLCDC_DISP               BIT(2)
+#define ATMEL_HLCDC_PWM                        BIT(3)
+#define ATMEL_HLCDC_SIP                        BIT(4)
+
+#define ATMEL_HLCDC_SOF                        BIT(0)
+#define ATMEL_HLCDC_SYNCDIS            BIT(1)
+#define ATMEL_HLCDC_FIFOERR            BIT(4)
+#define ATMEL_HLCDC_LAYER_STATUS(x)    BIT((x) + 8)
+
+/**
+ * Structure shared by the MFD device and its subdevices.
+ *
+ * @regmap: register map used to access HLCDC IP registers
+ * @periph_clk: the hlcdc peripheral clock
+ * @sys_clk: the hlcdc system clock
+ * @slow_clk: the system slow clk
+ * @irq: the hlcdc irq
+ */
+struct atmel_hlcdc {
+       struct regmap *regmap;
+       struct clk *periph_clk;
+       struct clk *sys_clk;
+       struct clk *slow_clk;
+       int irq;
+};
+
+#endif /* __LINUX_MFD_HLCDC_H */