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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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4c243c8584
Follow the idea of several MX31 based boards and split code that is related to the module from code that is baseboard specific. This makes adding new base board support easier, while avoiding code duplication. Signed-off-by: Daniel Mack <daniel@caiaq.de> Acked-by: Marek Vasut <marek.vasut@gmail.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
112 lines
3.0 KiB
C
112 lines
3.0 KiB
C
/*
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* linux/arch/arm/mach-pxa/colibri-pxa270-evalboard.c
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*
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* Support for Toradex PXA270 based Colibri Evaluation Carrier Board
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* Daniel Mack <daniel@caiaq.de>
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* Marek Vasut <marek.vasut@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/platform_device.h>
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#include <linux/sysdev.h>
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#include <linux/interrupt.h>
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#include <linux/gpio.h>
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#include <asm/mach-types.h>
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#include <mach/hardware.h>
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#include <asm/mach/arch.h>
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#include <mach/pxa27x.h>
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#include <mach/colibri.h>
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#include <mach/mmc.h>
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#include <mach/ohci.h>
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#include <mach/pxa27x-udc.h>
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#include "generic.h"
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#include "devices.h"
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/******************************************************************************
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* Pin configuration
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******************************************************************************/
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static mfp_cfg_t colibri_pxa270_evalboard_pin_config[] __initdata = {
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/* MMC */
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GPIO32_MMC_CLK,
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GPIO92_MMC_DAT_0,
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GPIO109_MMC_DAT_1,
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GPIO110_MMC_DAT_2,
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GPIO111_MMC_DAT_3,
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GPIO112_MMC_CMD,
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GPIO0_GPIO, /* SD detect */
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/* FFUART */
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GPIO39_FFUART_TXD,
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GPIO34_FFUART_RXD,
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/* UHC */
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GPIO88_USBH1_PWR,
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GPIO89_USBH1_PEN,
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GPIO119_USBH2_PWR,
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GPIO120_USBH2_PEN,
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};
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/******************************************************************************
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* SD/MMC card controller
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******************************************************************************/
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#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
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static struct pxamci_platform_data colibri_pxa270_mci_platform_data = {
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.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
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.gpio_power = -1,
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.gpio_card_detect = GPIO0_COLIBRI_PXA270_SD_DETECT,
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.gpio_card_ro = -1,
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.detect_delay_ms = 200,
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};
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static void __init colibri_pxa270_mmc_init(void)
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{
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pxa_set_mci_info(&colibri_pxa270_mci_platform_data);
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}
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#else
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static inline void colibri_pxa270_mmc_init(void) {}
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#endif
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/******************************************************************************
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* USB Host
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******************************************************************************/
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#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
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static int colibri_pxa270_ohci_init(struct device *dev)
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{
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UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
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return 0;
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}
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static struct pxaohci_platform_data colibri_pxa270_ohci_info = {
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.port_mode = PMM_PERPORT_MODE,
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.flags = ENABLE_PORT1 | ENABLE_PORT2 |
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POWER_CONTROL_LOW | POWER_SENSE_LOW,
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.init = colibri_pxa270_ohci_init,
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};
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static void __init colibri_pxa270_uhc_init(void)
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{
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pxa_set_ohci_info(&colibri_pxa270_ohci_info);
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}
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#else
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static inline void colibri_pxa270_uhc_init(void) {}
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#endif
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void __init colibri_pxa270_evalboard_init(void)
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{
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pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_evalboard_pin_config));
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pxa_set_ffuart_info(NULL);
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pxa_set_btuart_info(NULL);
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pxa_set_stuart_info(NULL);
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colibri_pxa270_mmc_init();
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colibri_pxa270_uhc_init();
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}
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