diff options
Diffstat (limited to 'watch-library/hardware/hpl/gclk')
-rw-r--r-- | watch-library/hardware/hpl/gclk/hpl_gclk.c | 164 | ||||
-rw-r--r-- | watch-library/hardware/hpl/gclk/hpl_gclk_base.h | 87 |
2 files changed, 251 insertions, 0 deletions
diff --git a/watch-library/hardware/hpl/gclk/hpl_gclk.c b/watch-library/hardware/hpl/gclk/hpl_gclk.c new file mode 100644 index 00000000..be66ef77 --- /dev/null +++ b/watch-library/hardware/hpl/gclk/hpl_gclk.c @@ -0,0 +1,164 @@ + +/** + * \file + * + * \brief Generic Clock Controller related functionality. + * + * Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries. + * + * \asf_license_start + * + * \page License + * + * Subject to your compliance with these terms, you may use Microchip + * software and any derivatives exclusively with Microchip products. + * It is your responsibility to comply with third party license terms applicable + * to your use of third party software (including open source software) that + * may accompany Microchip software. + * + * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, + * WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, + * INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, + * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE + * LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL + * LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE + * SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE + * POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT + * ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY + * RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY, + * THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE. + * + * \asf_license_stop + * + */ + +#include <hpl_gclk_config.h> +#include <hpl_gclk_base.h> +#include <hpl_init.h> +#include <utils_assert.h> + +/* Compatible naming definition */ +#ifndef GCLK_GENCTRL_SRC_DPLL +#define GCLK_GENCTRL_SRC_DPLL GCLK_GENCTRL_SRC_FDPLL +#endif + +/** + * \brief Initializes generators + */ +void _gclk_init_generators(void) +{ + +#if CONF_GCLK_GENERATOR_0_CONFIG == 1 + hri_gclk_write_GENCTRL_reg( + GCLK, + 0, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_0_DIV) | (CONF_GCLK_GEN_0_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_0_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_0_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_0_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_0_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_0_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_0_SOURCE); +#endif + +#if CONF_GCLK_GENERATOR_1_CONFIG == 1 + hri_gclk_write_GENCTRL_reg( + GCLK, + 1, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_1_DIV) | (CONF_GCLK_GEN_1_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_1_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_1_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_1_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_1_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_1_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_1_SOURCE); +#endif + +#if CONF_GCLK_GENERATOR_2_CONFIG == 1 + hri_gclk_write_GENCTRL_reg( + GCLK, + 2, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_2_DIV) | (CONF_GCLK_GEN_2_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_2_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_2_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_2_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_2_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_2_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_2_SOURCE); +#endif + +#if CONF_GCLK_GENERATOR_3_CONFIG == 1 + hri_gclk_write_GENCTRL_reg( + GCLK, + 3, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_3_DIV) | (CONF_GCLK_GEN_3_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_3_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_3_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_3_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_3_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_3_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_3_SOURCE); +#endif + +#if CONF_GCLK_GENERATOR_4_CONFIG == 1 + hri_gclk_write_GENCTRL_reg( + GCLK, + 4, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_4_DIV) | (CONF_GCLK_GEN_4_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_4_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_4_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_4_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_4_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_4_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_4_SOURCE); +#endif +} + +void _gclk_init_generators_by_fref(uint32_t bm) +{ + +#if CONF_GCLK_GENERATOR_0_CONFIG == 1 + if (bm & (1ul << 0)) { + hri_gclk_write_GENCTRL_reg( + GCLK, + 0, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_0_DIV) | (CONF_GCLK_GEN_0_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_0_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_0_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_0_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_0_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_0_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_0_SOURCE); + } +#endif + +#if CONF_GCLK_GENERATOR_1_CONFIG == 1 + if (bm & (1ul << 1)) { + hri_gclk_write_GENCTRL_reg( + GCLK, + 1, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_1_DIV) | (CONF_GCLK_GEN_1_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_1_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_1_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_1_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_1_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_1_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_1_SOURCE); + } +#endif + +#if CONF_GCLK_GENERATOR_2_CONFIG == 1 + if (bm & (1ul << 2)) { + hri_gclk_write_GENCTRL_reg( + GCLK, + 2, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_2_DIV) | (CONF_GCLK_GEN_2_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_2_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_2_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_2_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_2_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_2_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_2_SOURCE); + } +#endif + +#if CONF_GCLK_GENERATOR_3_CONFIG == 1 + if (bm & (1ul << 3)) { + hri_gclk_write_GENCTRL_reg( + GCLK, + 3, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_3_DIV) | (CONF_GCLK_GEN_3_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_3_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_3_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_3_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_3_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_3_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_3_SOURCE); + } +#endif + +#if CONF_GCLK_GENERATOR_4_CONFIG == 1 + if (bm & (1ul << 4)) { + hri_gclk_write_GENCTRL_reg( + GCLK, + 4, + GCLK_GENCTRL_DIV(CONF_GCLK_GEN_4_DIV) | (CONF_GCLK_GEN_4_RUNSTDBY << GCLK_GENCTRL_RUNSTDBY_Pos) + | (CONF_GCLK_GEN_4_DIVSEL << GCLK_GENCTRL_DIVSEL_Pos) | (CONF_GCLK_GEN_4_OE << GCLK_GENCTRL_OE_Pos) + | (CONF_GCLK_GEN_4_OOV << GCLK_GENCTRL_OOV_Pos) | (CONF_GCLK_GEN_4_IDC << GCLK_GENCTRL_IDC_Pos) + | (CONF_GCLK_GENERATOR_4_CONFIG << GCLK_GENCTRL_GENEN_Pos) | CONF_GCLK_GEN_4_SOURCE); + } +#endif +} diff --git a/watch-library/hardware/hpl/gclk/hpl_gclk_base.h b/watch-library/hardware/hpl/gclk/hpl_gclk_base.h new file mode 100644 index 00000000..3e7d2825 --- /dev/null +++ b/watch-library/hardware/hpl/gclk/hpl_gclk_base.h @@ -0,0 +1,87 @@ +/** + * \file + * + * \brief Generic Clock Controller. + * + * Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries. + * + * \asf_license_start + * + * \page License + * + * Subject to your compliance with these terms, you may use Microchip + * software and any derivatives exclusively with Microchip products. + * It is your responsibility to comply with third party license terms applicable + * to your use of third party software (including open source software) that + * may accompany Microchip software. + * + * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, + * WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, + * INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, + * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE + * LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL + * LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE + * SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE + * POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT + * ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY + * RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY, + * THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE. + * + * \asf_license_stop + * + */ + +#ifndef _HPL_GCLK_H_INCLUDED +#define _HPL_GCLK_H_INCLUDED + +#include <compiler.h> +#ifdef _UNIT_TEST_ +#include <hri_gclk1_v210_mock.h> +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \addtogroup gclk_group GCLK Hardware Proxy Layer + * + * \section gclk_hpl_rev Revision History + * - v0.0.0.1 Initial Commit + * + *@{ + */ + +/** + * \name HPL functions + */ +//@{ +/** + * \brief Enable clock on the given channel with the given clock source + * + * This function maps the given clock source to the given clock channel + * and enables channel. + * + * \param[in] channel The channel to enable clock for + * \param[in] source The clock source for the given channel + */ +static inline void _gclk_enable_channel(const uint8_t channel, const uint8_t source) +{ + + hri_gclk_write_PCHCTRL_reg(GCLK, channel, source | GCLK_PCHCTRL_CHEN); +} + +/** + * \brief Initialize GCLK generators by function references + * \param[in] bm Bit mapping for referenced generators, + * a bit 1 in position triggers generator initialization. + */ +void _gclk_init_generators_by_fref(uint32_t bm); + +//@} +/**@}*/ +#ifdef __cplusplus +} +#endif + +#endif /* _HPL_GCLK_H_INCLUDED */ |