genode/repos/os/src/drivers/platform/spec/imx53/iomux.h
Norman Feske cd3a5852d6 Warn about the use of deprecated headers
This commit enables compile-time warnings displayed whenever a deprecated
API header is included, and adjusts the existing #include directives
accordingly.

Issue #1987
2017-01-31 12:01:18 +01:00

111 lines
3.0 KiB
C++

/*
* \brief IOMUX controller register description
* \author Stefan Kalkowski <stefan.kalkowski@genode-labs.com>
* \date 2013-04-29
*/
/*
* Copyright (C) 2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
#ifndef _DRIVERS__PLATFORM__SPEC__IMX53__IOMUX_H_
#define _DRIVERS__PLATFORM__SPEC__IMX53__IOMUX_H_
/* Genode includes */
#include <util/mmio.h>
#include <drivers/board_base.h>
#include <base/attached_io_mem_dataspace.h>
class Iomux : public Genode::Attached_io_mem_dataspace,
Genode::Mmio
{
private:
struct Gpr2 : Register<0x8,32>
{
struct Ch1_mode : Bitfield<2, 2> {
enum { ROUTED_TO_DI1 = 0x3 }; };
struct Data_width_ch1 : Bitfield<7, 1> {
enum { PX_18_BITS, PX_24_BITS }; };
struct Bit_mapping_ch1 : Bitfield<8, 1> {
enum { SPWG, JEIDA }; };
struct Di1_vs_polarity : Bitfield<10,1> { };
};
struct Key_col3 : Register<0x3c, 32> {};
struct Key_row3 : Register<0x40, 32> {};
struct Eim_a24 : Register<0x15c, 32> { };
template <unsigned OFF>
struct Sw_mux_ctl_pad_gpio : Register<0x314 + OFF*4, 32> { };
struct Sw_pad_ctl_pad_key_col3 : Register<0x364, 32> { };
struct Sw_pad_ctl_pad_key_row3 : Register<0x368, 32> { };
struct Sw_pad_ctl_pad_eim_a24 : Register<0x4a8, 32> { };
template <unsigned OFF>
struct Sw_pad_ctl_pad_gpio : Register<0x6a4 + OFF*4, 32> { };
struct I2c2_ipp_scl_in_select_input : Register<0x81c, 32> { };
struct I2c2_ipp_sda_in_select_input : Register<0x820, 32> { };
struct I2c3_ipp_scl_in_select_input : Register<0x824, 32> { };
struct I2c3_ipp_sda_in_select_input : Register<0x828, 32> { };
public:
Iomux()
: Genode::Attached_io_mem_dataspace(Genode::Board_base::IOMUXC_BASE,
Genode::Board_base::IOMUXC_SIZE),
Genode::Mmio((Genode::addr_t)local_addr<void>()) {
}
void i2c_2_enable()
{
write<Key_col3>(0x14);
write<I2c2_ipp_scl_in_select_input>(0);
write<Sw_pad_ctl_pad_key_col3>(0x12d);
write<Key_row3>(0x14);
write<I2c2_ipp_sda_in_select_input>(0);
write<Sw_pad_ctl_pad_key_row3>(0x12d);
}
void i2c_3_enable()
{
write<Sw_mux_ctl_pad_gpio<3> >(0x12);
write<I2c3_ipp_scl_in_select_input>(0x1);
write<Sw_pad_ctl_pad_gpio<3> >(0x12d);
write<Sw_mux_ctl_pad_gpio<4> >(0x12);
write<I2c3_ipp_sda_in_select_input>(0x1);
write<Sw_pad_ctl_pad_gpio<4> >(0x12d);
}
void ipu_enable()
{
write<Gpr2::Di1_vs_polarity>(1);
write<Gpr2::Data_width_ch1>(Gpr2::Data_width_ch1::PX_18_BITS);
write<Gpr2::Bit_mapping_ch1>(Gpr2::Bit_mapping_ch1::SPWG);
write<Gpr2::Ch1_mode>(Gpr2::Ch1_mode::ROUTED_TO_DI1);
}
void pwm_enable()
{
write<Eim_a24>(1);
write<Sw_pad_ctl_pad_eim_a24>(0);
write<Sw_mux_ctl_pad_gpio<1> >(0x4);
write<Sw_pad_ctl_pad_gpio<1> >(0x0);
}
void buttons_enable()
{
write<Eim_a24>(1);
write<Sw_pad_ctl_pad_eim_a24>(0);
}
};
#endif /* _DRIVERS__PLATFORM__SPEC__IMX53__IOMUX_H_ */