1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 *  linux/arch/arm/mach-mmp/tavorevb.c
  4 *
  5 *  Support for the Marvell PXA910-based TavorEVB Development Platform.
  6 */
  7#include <linux/gpio.h>
  8#include <linux/gpio-pxa.h>
  9#include <linux/init.h>
 10#include <linux/kernel.h>
 11#include <linux/platform_device.h>
 12#include <linux/smc91x.h>
 13
 14#include <asm/mach-types.h>
 15#include <asm/mach/arch.h>
 16#include "addr-map.h"
 17#include "mfp-pxa910.h"
 18#include "pxa910.h"
 19#include "irqs.h"
 20
 21#include "common.h"
 22
 23static unsigned long tavorevb_pin_config[] __initdata = {
 24	/* UART2 */
 25	GPIO47_UART2_RXD,
 26	GPIO48_UART2_TXD,
 27
 28	/* SMC */
 29	SM_nCS0_nCS0,
 30	SM_ADV_SM_ADV,
 31	SM_SCLK_SM_SCLK,
 32	SM_SCLK_SM_SCLK,
 33	SM_BE0_SM_BE0,
 34	SM_BE1_SM_BE1,
 35
 36	/* DFI */
 37	DF_IO0_ND_IO0,
 38	DF_IO1_ND_IO1,
 39	DF_IO2_ND_IO2,
 40	DF_IO3_ND_IO3,
 41	DF_IO4_ND_IO4,
 42	DF_IO5_ND_IO5,
 43	DF_IO6_ND_IO6,
 44	DF_IO7_ND_IO7,
 45	DF_IO8_ND_IO8,
 46	DF_IO9_ND_IO9,
 47	DF_IO10_ND_IO10,
 48	DF_IO11_ND_IO11,
 49	DF_IO12_ND_IO12,
 50	DF_IO13_ND_IO13,
 51	DF_IO14_ND_IO14,
 52	DF_IO15_ND_IO15,
 53	DF_nCS0_SM_nCS2_nCS0,
 54	DF_ALE_SM_WEn_ND_ALE,
 55	DF_CLE_SM_OEn_ND_CLE,
 56	DF_WEn_DF_WEn,
 57	DF_REn_DF_REn,
 58	DF_RDY0_DF_RDY0,
 59};
 60
 61static struct pxa_gpio_platform_data pxa910_gpio_pdata = {
 62	.irq_base	= MMP_GPIO_TO_IRQ(0),
 63};
 64
 65static struct smc91x_platdata tavorevb_smc91x_info = {
 66	.flags	= SMC91X_USE_16BIT | SMC91X_NOWAIT,
 67};
 68
 69static struct resource smc91x_resources[] = {
 70	[0] = {
 71		.start	= SMC_CS1_PHYS_BASE + 0x300,
 72		.end	= SMC_CS1_PHYS_BASE + 0xfffff,
 73		.flags	= IORESOURCE_MEM,
 74	},
 75	[1] = {
 76		.start	= MMP_GPIO_TO_IRQ(80),
 77		.end	= MMP_GPIO_TO_IRQ(80),
 78		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 79	}
 80};
 81
 82static struct platform_device smc91x_device = {
 83	.name		= "smc91x",
 84	.id		= 0,
 85	.dev		= {
 86		.platform_data = &tavorevb_smc91x_info,
 87	},
 88	.num_resources	= ARRAY_SIZE(smc91x_resources),
 89	.resource	= smc91x_resources,
 90};
 91
 92static void __init tavorevb_init(void)
 93{
 94	mfp_config(ARRAY_AND_SIZE(tavorevb_pin_config));
 95
 96	/* on-chip devices */
 97	pxa910_add_uart(1);
 98	platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata,
 99				 sizeof(struct pxa_gpio_platform_data));
100	platform_device_register(&pxa910_device_gpio);
101
102	/* off-chip devices */
103	platform_device_register(&smc91x_device);
104}
105
106MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)")
107	.map_io		= mmp_map_io,
108	.nr_irqs	= MMP_NR_IRQS,
109	.init_irq       = pxa910_init_irq,
110	.init_time	= pxa910_timer_init,
111	.init_machine   = tavorevb_init,
112	.restart	= mmp_restart,
113MACHINE_END