Skip to content

K66F: Enable LWIP feature #3378

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Dec 9, 2016
Merged

K66F: Enable LWIP feature #3378

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
87 changes: 87 additions & 0 deletions features/FEATURE_LWIP/lwip-interface/lwip-eth/arch/TARGET_Freescale/hardware_init_MK66F18.c
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,87 @@
/*
* Copyright (c) 2016, Freescale Semiconductor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o 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.
*
* o Neither the name of Freescale Semiconductor, Inc. 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 HOLDER 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 "fsl_port.h"

/*******************************************************************************
* Code
******************************************************************************/
void k66f_init_eth_hardware(void)
{
port_pin_config_t configENET = {0};

#ifndef FEATURE_UVISOR
/* Disable MPU only when uVisor is not around. */
MPU->CESR &= ~MPU_CESR_VLD_MASK;
#endif/*FEATURE_UVISOR*/

/* Ungate the port clock */
CLOCK_EnableClock(kCLOCK_PortA);
CLOCK_EnableClock(kCLOCK_PortB);
CLOCK_EnableClock(kCLOCK_PortE);

/* Affects PORTE_PCR26 register, configured as ENET_1588 CLKIN */
PORT_SetPinMux(PORTE, 26u, kPORT_MuxAlt2);
/* Affects PORTB_PCR1 register */
PORT_SetPinMux(PORTB, 1u, kPORT_MuxAlt4);

configENET.openDrainEnable = kPORT_OpenDrainEnable;
configENET.mux = kPORT_MuxAlt4;
configENET.pullSelect = kPORT_PullUp;
/* Affects PORTB_PCR0 register */
PORT_SetPinConfig(PORTB, 0u, &configENET);

/* Affects PORTA_PCR13 register */
PORT_SetPinMux(PORTA, 13u, kPORT_MuxAlt4);
/* Affects PORTA_PCR12 register */
PORT_SetPinMux(PORTA, 12u, kPORT_MuxAlt4);
/* Affects PORTA_PCR14 register */
PORT_SetPinMux(PORTA, 14u, kPORT_MuxAlt4);
/* Affects PORTA_PCR5 register */
PORT_SetPinMux(PORTA, 5u, kPORT_MuxAlt4);
/* Affects PORTA_PCR16 register */
PORT_SetPinMux(PORTA, 16u, kPORT_MuxAlt4);
/* Affects PORTA_PCR17 register */
PORT_SetPinMux(PORTA, 17u, kPORT_MuxAlt4);
/* Affects PORTA_PCR15 register */
PORT_SetPinMux(PORTA, 15u, kPORT_MuxAlt4);

/* Set RMII clock src. */
CLOCK_SetRmii0Clock(1U);

/* Select the Ethernet timestamp clock source */
CLOCK_SetEnetTime0Clock(0x2);
}

/*******************************************************************************
* EOF
******************************************************************************/


13 changes: 12 additions & 1 deletion features/FEATURE_LWIP/lwip-interface/lwip-eth/arch/TARGET_Freescale/k64f_emac.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,13 @@ uint32_t *rx_ptr[ENET_RX_RING_LEN];
********************************************************************************/
#define ENET_BuffSizeAlign(n) ENET_ALIGN(n, ENET_BUFF_ALIGNMENT)
#define ENET_ALIGN(x,align) ((unsigned int)((x) + ((align)-1)) & (unsigned int)(~(unsigned int)((align)- 1)))
#if (defined(TARGET_K64F) && (defined(TARGET_FRDM)))
extern void k64f_init_eth_hardware(void);
#endif

#if (defined(TARGET_K66F) && (defined(TARGET_FRDM)))
extern void k66f_init_eth_hardware(void);
#endif

/* K64F EMAC driver data structure */
struct k64f_enetdata {
Expand Down Expand Up @@ -204,8 +210,13 @@ static err_t low_level_init(struct netif *netif)
(uint8_t *)&rx_ptr,
NULL,
};

#if (defined(TARGET_K64F) && (defined(TARGET_FRDM)))
k64f_init_eth_hardware();
#endif

#if (defined(TARGET_K66F) && (defined(TARGET_FRDM)))
k66f_init_eth_hardware();
#endif

sysClock = CLOCK_GetFreq(kCLOCK_CoreSysClk);

Expand Down
1 change: 1 addition & 0 deletions targets/targets.json
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -615,6 +615,7 @@
"inherits": ["Target"],
"detect_code": ["0311"],
"device_has": ["ANALOGIN", "ANALOGOUT", "ERROR_RED", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_FC", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES", "TRNG"],
"features": ["LWIP"],
"release_versions": ["2", "5"],
"device_name" : "MK66FN2M0xxx18"
},
Expand Down