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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-22 15:38:55 +0200 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-23 15:18:43 +0200 |
commit | a62c75c1e384c2388e4c193d661183f5ac48a764 (patch) | |
tree | 20d1ff2373d52a41249eaebe8b394b5a19170a81 /c/src/lib/libbsp/arm/tms570/hwinit/init_system.c | |
parent | bsp/gen5200: Move bestcomm to bsps (diff) | |
download | rtems-a62c75c1e384c2388e4c193d661183f5ac48a764.tar.bz2 |
bsp/tms570: Move more start to bsps
This patch is a part of the BSP source reorganization.
Update #3285.
Diffstat (limited to 'c/src/lib/libbsp/arm/tms570/hwinit/init_system.c')
-rw-r--r-- | c/src/lib/libbsp/arm/tms570/hwinit/init_system.c | 378 |
1 files changed, 0 insertions, 378 deletions
diff --git a/c/src/lib/libbsp/arm/tms570/hwinit/init_system.c b/c/src/lib/libbsp/arm/tms570/hwinit/init_system.c deleted file mode 100644 index a0633be69a..0000000000 --- a/c/src/lib/libbsp/arm/tms570/hwinit/init_system.c +++ /dev/null @@ -1,378 +0,0 @@ -/** @file init_system.c - - based on Ti HalCoGen generated file - */ - -/* - * Copyright (C) 2009-2015 Texas Instruments Incorporated - www.ti.com - * - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the - * distribution. - * - * Neither the name of Texas Instruments Incorporated nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - */ - -#include <stdint.h> -#include <stdbool.h> -#include <bsp/tms570.h> -#include <bsp/tms570-pinmux.h> -#include "tms570_selftest.h" -#include "tms570_hwinit.h" - -/** - * @brief Setup all system PLLs (HCG:setupPLL) - * - */ -void tms570_pll_init( void ) -{ - uint32_t pll12_dis = 0x42; - - /* Disable PLL1 and PLL2 */ - TMS570_SYS1.CSDISSET = pll12_dis; - - /*SAFETYMCUSW 28 D MR:NA <APPROVED> "Hardware status bit read check" */ - while ( ( TMS570_SYS1.CSDIS & pll12_dis ) != pll12_dis ) { - /* Wait */ - } - - /* Clear Global Status Register */ - TMS570_SYS1.GLBSTAT = TMS570_SYS1_GLBSTAT_FBSLIP | - TMS570_SYS1_GLBSTAT_RFSLIP | - TMS570_SYS1_GLBSTAT_OSCFAIL; - /** - Configure PLL control registers */ - /** @b Initialize @b Pll1: */ - - /* Setup pll control register 1 */ - TMS570_SYS1.PLLCTL1 = TMS570_SYS1_PLLCTL1_ROS * 0 | - TMS570_SYS1_PLLCTL1_MASK_SLIP( 1 ) | - TMS570_SYS1_PLLCTL1_PLLDIV( 0x1f ) | /* max value */ - TMS570_SYS1_PLLCTL1_ROF * 0 | - TMS570_SYS1_PLLCTL1_REFCLKDIV( 6 - 1 ) | - TMS570_SYS1_PLLCTL1_PLLMUL( ( 120 - 1 ) << 8 ); - - /* Setup pll control register 2 */ - TMS570_SYS1.PLLCTL2 = TMS570_SYS1_PLLCTL2_FMENA * 0 | - TMS570_SYS1_PLLCTL2_SPREADINGRATE( 255 ) | - TMS570_SYS1_PLLCTL2_MULMOD( 7 ) | - TMS570_SYS1_PLLCTL2_ODPLL( 2 - 1 ) | - TMS570_SYS1_PLLCTL2_SPR_AMOUNT( 61 ); - - /** @b Initialize @b Pll2: */ - - /* Setup pll2 control register */ - TMS570_SYS2.PLLCTL3 = TMS570_SYS2_PLLCTL3_ODPLL2( 2 - 1 ) | - TMS570_SYS2_PLLCTL3_PLLDIV2( 0x1F ) | /* max value */ - TMS570_SYS2_PLLCTL3_REFCLKDIV2( 6 - 1 ) | - TMS570_SYS2_PLLCTL3_PLLMUL2( ( 120 - 1 ) << 8 ); - - /** - Enable PLL(s) to start up or Lock */ - TMS570_SYS1.CSDIS = 0x00000000 | /* CLKSR0 on */ - 0x00000000 | /* CLKSR1 on */ - 0x00000008 | /* CLKSR3 off */ - 0x00000000 | /* CLKSR4 on */ - 0x00000000 | /* CLKSR5 on */ - 0x00000000 | /* CLKSR6 on */ - 0x00000080; /* CLKSR7 off */ -} - -/** - * @brief Adjust Low-Frequency (LPO) oscilator (HCG:trimLPO) - * - */ -/* SourceId : SYSTEM_SourceId_002 */ -/* DesignId : SYSTEM_DesignId_002 */ -/* Requirements : HL_SR468 */ -void tms570_trim_lpo_init( void ) -{ - /** @b Initialize Lpo: */ - /** Load TRIM values from OTP if present else load user defined values */ - /*SAFETYMCUSW 139 S MR:13.7 <APPROVED> "Hardware status bit read check" */ - TMS570_SYS1.LPOMONCTL = TMS570_SYS1_LPOMONCTL_BIAS_ENABLE | - TMS570_SYS1_LPOMONCTL_OSCFRQCONFIGCNT * 0 | - TMS570_SYS1_LPOMONCTL_HFTRIM( 16 ) | - 16; /* LFTRIM */ -} - -/* FIXME */ -enum tms570_flash_power_modes { - TMS570_FLASH_SYS_SLEEP = 0U, /**< Alias for flash bank power mode sleep */ - TMS570_FLASH_SYS_STANDBY = 1U, /**< Alias for flash bank power mode standby */ - TMS570_FLASH_SYS_ACTIVE = 3U /**< Alias for flash bank power mode active */ -}; - -enum tms570_system_clock_source { - TMS570_SYS_CLK_SRC_OSC = 0U, /**< Alias for oscillator clock Source */ - TMS570_SYS_CLK_SRC_PLL1 = 1U, /**< Alias for Pll1 clock Source */ - TMS570_SYS_CLK_SRC_EXTERNAL1 = 3U, /**< Alias for external clock Source */ - TMS570_SYS_CLK_SRC_LPO_LOW = 4U, /**< Alias for low power oscillator low clock Source */ - TMS570_SYS_CLK_SRC_LPO_HIGH = 5U, /**< Alias for low power oscillator high clock Source */ - TMS570_SYS_CLK_SRC_PLL2 = 6U, /**< Alias for Pll2 clock Source */ - TMS570_SYS_CLK_SRC_EXTERNAL2 = 7U, /**< Alias for external 2 clock Source */ - TMS570_SYS_CLK_SRC_VCLK = 9U /**< Alias for synchronous VCLK1 clock Source */ -}; - -/** - * @brief Setup Flash memory parameters and timing (HCG:setupFlash) - * - */ -/* SourceId : SYSTEM_SourceId_003 */ -/* DesignId : SYSTEM_DesignId_003 */ -/* Requirements : HL_SR457 */ -void tms570_flash_init( void ) -{ - /** - Setup flash read mode, address wait states and data wait states */ - TMS570_FLASH.FRDCNTL = TMS570_FLASH_FRDCNTL_RWAIT( 3 ) | - TMS570_FLASH_FRDCNTL_ASWSTEN | - TMS570_FLASH_FRDCNTL_ENPIPE; - - /** - Setup flash access wait states for bank 7 */ - TMS570_FLASH.FSMWRENA = TMS570_FLASH_FSMWRENA_WR_ENA( 0x5 ); - TMS570_FLASH.EEPROMCONFIG = TMS570_FLASH_EEPROMCONFIG_EWAIT( 3 ) | - TMS570_FLASH_EEPROMCONFIG_AUTOSUSP_EN * 0 | - TMS570_FLASH_EEPROMCONFIG_AUTOSTART_GRACE( 2 ); - - /** - Disable write access to flash state machine registers */ - TMS570_FLASH.FSMWRENA = TMS570_FLASH_FSMWRENA_WR_ENA( 0xA ); - - /** - Setup flash bank power modes */ - TMS570_FLASH.FBFALLBACK = TMS570_FLASH_FBFALLBACK_BANKPWR7( - TMS570_FLASH_SYS_ACTIVE ) | - TMS570_FLASH_FBFALLBACK_BANKPWR1( - TMS570_FLASH_SYS_ACTIVE ) | - TMS570_FLASH_FBFALLBACK_BANKPWR0( - TMS570_FLASH_SYS_ACTIVE ); -} - -/** - * @brief Power-up all peripherals and enable their clocks (HCG:periphInit) - * - */ -/* SourceId : SYSTEM_SourceId_004 */ -/* DesignId : SYSTEM_DesignId_004 */ -/* Requirements : HL_SR470 */ -void tms570_periph_init( void ) -{ - /** - Disable Peripherals before peripheral powerup*/ - TMS570_SYS1.CLKCNTL &= ~TMS570_SYS1_CLKCNTL_PENA; - - /** - Release peripherals from reset and enable clocks to all peripherals */ - /** - Power-up all peripherals */ - TMS570_PCR.PSPWRDWNCLR0 = 0xFFFFFFFFU; - TMS570_PCR.PSPWRDWNCLR1 = 0xFFFFFFFFU; - TMS570_PCR.PSPWRDWNCLR2 = 0xFFFFFFFFU; - TMS570_PCR.PSPWRDWNCLR3 = 0xFFFFFFFFU; - - /** - Enable Peripherals */ - TMS570_SYS1.CLKCNTL |= TMS570_SYS1_CLKCNTL_PENA; -} - -/** - * @brief Setup chip clocks including to wait for PLLs locks (HCG:mapClocks) - * - */ -/* SourceId : SYSTEM_SourceId_005 */ -/* DesignId : SYSTEM_DesignId_005 */ -/* Requirements : HL_SR469 */ -void tms570_map_clock_init( void ) -{ - uint32_t sys_csvstat, sys_csdis; - - /** @b Initialize @b Clock @b Tree: */ - /** - Disable / Enable clock domain */ - TMS570_SYS1.CDDIS = ( 0U << 4U ) | /* AVCLK 1 OFF */ - ( 0U << 5U ) | /* AVCLK 2 OFF */ - ( 0U << 8U ) | /* VCLK3 OFF */ - ( 0U << 9U ) | /* VCLK4 OFF */ - ( 1U << 10U ) | /* AVCLK 3 OFF */ - ( 0U << 11U ); /* AVCLK 4 OFF */ - - /* Work Around for Errata SYS#46: - * - * Errata Description: - * Clock Source Switching Not Qualified with Clock Source Enable And Clock Source Valid - * Workaround: - * Always check the CSDIS register to make sure the clock source is turned on and check - * the CSVSTAT register to make sure the clock source is valid. Then write to GHVSRC to switch the clock. - */ - /** - Wait for until clocks are locked */ - sys_csvstat = TMS570_SYS1.CSVSTAT; - sys_csdis = TMS570_SYS1.CSDIS; - - while ( ( sys_csvstat & ( ( sys_csdis ^ 0xFFU ) & 0xFFU ) ) != - ( ( sys_csdis ^ 0xFFU ) & 0xFFU ) ) { - sys_csvstat = TMS570_SYS1.CSVSTAT; - sys_csdis = TMS570_SYS1.CSDIS; - } /* Wait */ - - /* Now the PLLs are locked and the PLL outputs can be sped up */ - /* The R-divider was programmed to be 0xF. Now this divider is changed to programmed value */ - TMS570_SYS1.PLLCTL1 = - ( TMS570_SYS1.PLLCTL1 & ~TMS570_SYS1_PLLCTL1_PLLDIV( 0x1F ) ) | - TMS570_SYS1_PLLCTL1_PLLDIV( 1 - 1 ); - /*SAFETYMCUSW 134 S MR:12.2 <APPROVED> "LDRA Tool issue" */ - TMS570_SYS2.PLLCTL3 = - ( TMS570_SYS2.PLLCTL3 & ~TMS570_SYS2_PLLCTL3_PLLDIV2( 0x1F ) ) | - TMS570_SYS2_PLLCTL3_PLLDIV2( 1 - 1 ); - - /* Enable/Disable Frequency modulation */ - TMS570_SYS1.PLLCTL2 &= ~TMS570_SYS1_PLLCTL2_FMENA; - - /** - Map device clock domains to desired sources and configure top-level dividers */ - /** - All clock domains are working off the default clock sources until now */ - /** - The below assignments can be easily modified using the HALCoGen GUI */ - - /** - Setup GCLK, HCLK and VCLK clock source for normal operation, power down mode and after wakeup */ - TMS570_SYS1.GHVSRC = TMS570_SYS1_GHVSRC_GHVWAKE( TMS570_SYS_CLK_SRC_OSC ) | - TMS570_SYS1_GHVSRC_HVLPM( TMS570_SYS_CLK_SRC_OSC ) | - TMS570_SYS1_GHVSRC_GHVSRC( TMS570_SYS_CLK_SRC_PLL1 ); - - /** - Setup synchronous peripheral clock dividers for VCLK1, VCLK2, VCLK3 */ - TMS570_SYS1.CLKCNTL = - ( TMS570_SYS1.CLKCNTL & ~TMS570_SYS1_CLKCNTL_VCLK2R( 0xF ) ) | - TMS570_SYS1_CLKCNTL_VCLK2R( 1 ); - - TMS570_SYS1.CLKCNTL = - ( TMS570_SYS1.CLKCNTL & ~TMS570_SYS1_CLKCNTL_VCLKR( 0xF ) ) | - TMS570_SYS1_CLKCNTL_VCLKR( 1 ); - - TMS570_SYS2.CLK2CNTRL = - ( TMS570_SYS2.CLK2CNTRL & ~TMS570_SYS2_CLK2CNTRL_VCLK3R( 0xF ) ) | - TMS570_SYS2_CLK2CNTRL_VCLK3R( 1 ); - - TMS570_SYS2.CLK2CNTRL = ( TMS570_SYS2.CLK2CNTRL & 0xFFFFF0FFU ) | - ( 1U << 8U ); /* FIXME: unknown in manual*/ - - /** - Setup RTICLK1 and RTICLK2 clocks */ - TMS570_SYS1.RCLKSRC = ( 1U << 24U ) | - ( TMS570_SYS_CLK_SRC_VCLK << 16U ) | /* FIXME: not in manual */ - TMS570_SYS1_RCLKSRC_RTI1DIV( 1 ) | - TMS570_SYS1_RCLKSRC_RTI1SRC( TMS570_SYS_CLK_SRC_VCLK ); - - /** - Setup asynchronous peripheral clock sources for AVCLK1 and AVCLK2 */ - TMS570_SYS1.VCLKASRC = - TMS570_SYS1_VCLKASRC_VCLKA2S( TMS570_SYS_CLK_SRC_VCLK ) | - TMS570_SYS1_VCLKASRC_VCLKA1S( TMS570_SYS_CLK_SRC_VCLK ); - - TMS570_SYS2.VCLKACON1 = TMS570_SYS2_VCLKACON1_VCLKA4R( 1 - 1 ) | - TMS570_SYS2_VCLKACON1_VCLKA4_DIV_CDDIS * 0 | - TMS570_SYS2_VCLKACON1_VCLKA4S( - TMS570_SYS_CLK_SRC_VCLK ) | - TMS570_SYS2_VCLKACON1_VCLKA3R( 1 - 1 ) | - TMS570_SYS2_VCLKACON1_VCLKA3_DIV_CDDIS * 0 | - TMS570_SYS2_VCLKACON1_VCLKA3S( - TMS570_SYS_CLK_SRC_VCLK ); -} - -/** - * @brief TMS570 system hardware initialization (HCG:systemInit) - * - */ -/* SourceId : SYSTEM_SourceId_006 */ -/* DesignId : SYSTEM_DesignId_006 */ -/* Requirements : HL_SR471 */ -void tms570_system_hw_init( void ) -{ - uint32_t efc_check_status; - - /* Configure PLL control registers and enable PLLs. - * The PLL takes (127 + 1024 * NR) oscillator cycles to acquire lock. - * This initialization sequence performs all the tasks that are not - * required to be done at full application speed while the PLL locks. - */ - tms570_pll_init(); - - /* Run eFuse controller start-up checks and start eFuse controller ECC self-test. - * This includes a check for the eFuse controller error outputs to be stuck-at-zero. - */ - efc_check_status = tms570_efc_check(); - - /* Enable clocks to peripherals and release peripheral reset */ - tms570_periph_init(); - - /* Configure device-level multiplexing and I/O multiplexing */ - tms570_pinmux_init(); - - /* Enable external memory interface */ - TMS570_SYS1.GPREG1 |= TMS570_SYS1_GPREG1_EMIF_FUNC; - - if ( efc_check_status == 0U ) { - /* Wait for eFuse controller self-test to complete and check results */ - if ( tms570_efc_check_self_test() == false ) { /* eFuse controller ECC logic self-test failed */ - bsp_selftest_fail_notification( EFCCHECK_FAIL1 ); /* device operation is not reliable */ - } - } else if ( efc_check_status == 2U ) { - /* Wait for eFuse controller self-test to complete and check results */ - if ( tms570_efc_check_self_test() == false ) { /* eFuse controller ECC logic self-test failed */ - bsp_selftest_fail_notification( EFCCHECK_FAIL1 ); /* device operation is not reliable */ - } else { - bsp_selftest_fail_notification( EFCCHECK_FAIL2 ); - } - } else { - /* Empty */ - } - - /** - Set up flash address and data wait states based on the target CPU clock frequency - * The number of address and data wait states for the target CPU clock frequency are specified - * in the specific part's datasheet. - */ - tms570_flash_init(); - - /** - Configure the LPO such that HF LPO is as close to 10MHz as possible */ - tms570_trim_lpo_init(); - - /** - Wait for PLLs to start up and map clock domains to desired clock sources */ - tms570_map_clock_init(); - - /** - set ECLK pins functional mode */ - TMS570_SYS1.SYSPC1 = 0U; - - /** - set ECLK pins default output value */ - TMS570_SYS1.SYSPC4 = 0U; - - /** - set ECLK pins output direction */ - TMS570_SYS1.SYSPC2 = 1U; - - /** - set ECLK pins open drain enable */ - TMS570_SYS1.SYSPC7 = 0U; - - /** - set ECLK pins pullup/pulldown enable */ - TMS570_SYS1.SYSPC8 = 0U; - - /** - set ECLK pins pullup/pulldown select */ - TMS570_SYS1.SYSPC9 = 1U; - - /** - Setup ECLK */ - TMS570_SYS1.ECPCNTL = TMS570_SYS1_ECPCNTL_ECPSSEL * 0 | - TMS570_SYS1_ECPCNTL_ECPCOS * 0 | - TMS570_SYS1_ECPCNTL_ECPDIV( 8 - 1 ); -} - -#if 0 -errata_PBIST_4 -vimInit -#endif |