satip-axe/kernel/arch/sh/boards/mach-mb442/setup.c

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/*
* arch/sh/boards/st/mb442/setup.c
*
* Copyright (C) 2005 STMicroelectronics Limited
* Author: Stuart Menefy (stuart.menefy@st.com)
*
* May be copied or modified under the terms of the GNU General Public
* License. See linux/COPYING for more information.
*
* STMicroelectronics STb7100 Reference board support.
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/lirc.h>
#include <linux/phy.h>
#include <linux/delay.h>
#include <linux/spi/spi.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/physmap.h>
#include <linux/stm/platform.h>
#include <linux/stm/stx7100.h>
#include <asm/irl.h>
#define MB442_PIO_STE100P_RESET stm_gpio(2, 4)
#define MB442_PIO_SMC91X_RESET stm_gpio(2, 6)
#define MB442_PIO_FLASH_VPP stm_gpio(2, 7)
void __init mb442_setup(char** cmdline_p)
{
printk("STMicroelectronics STb7100 Reference board initialisation\n");
stx7100_early_device_init();
stx7100_configure_asc(2, &(struct stx7100_asc_config) {
.hw_flow_control = 0,
.is_console = 1, });
stx7100_configure_asc(3, &(struct stx7100_asc_config) {
.hw_flow_control = 0,
.is_console = 0, });
}
static struct resource mb442_smc91x_resources[] = {
[0] = {
.start = 0x02000300,
.end = 0x02000300 + 0xff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRL0_IRQ,
.end = IRL0_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device mb442_smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(mb442_smc91x_resources),
.resource = mb442_smc91x_resources,
};
static void mb442_set_vpp(struct map_info *info, int enable)
{
gpio_set_value(MB442_PIO_FLASH_VPP, enable);
}
static struct platform_device mb442_physmap_flash = {
.name = "physmap-flash",
.id = -1,
.num_resources = 1,
.resource = (struct resource[]) {
STM_PLAT_RESOURCE_MEM(0, 8*1024*1024),
},
.dev.platform_data = &(struct physmap_flash_data) {
.width = 2,
.set_vpp = mb442_set_vpp,
},
};
static int mb442_phy_reset(void* bus)
{
gpio_set_value(MB442_PIO_STE100P_RESET, 1);
udelay(1);
gpio_set_value(MB442_PIO_STE100P_RESET, 0);
udelay(1);
gpio_set_value(MB442_PIO_STE100P_RESET, 1);
return 1;
}
#define STMMAC_PHY_ADDR 14
static int stmmac_phy_irqs[PHY_MAX_ADDR] = {
[STMMAC_PHY_ADDR] = IRL3_IRQ,
};
static struct stmmac_mdio_bus_data stmmac_mdio_bus = {
.bus_id = 0,
.phy_reset = mb442_phy_reset,
.phy_mask = 1,
.irqs = stmmac_phy_irqs,
};
static struct platform_device *mb442_devices[] __initdata = {
&mb442_smc91x_device,
&mb442_physmap_flash,
};
static int __init mb442_device_init(void)
{
stx7100_configure_sata();
stx7100_configure_pwm(&(struct stx7100_pwm_config) {
.out0_enabled = 0,
.out1_enabled = 1, });
stx7100_configure_ssc_i2c(0);
stx7100_configure_ssc_spi(1, NULL);
stx7100_configure_ssc_i2c(2);
stx7100_configure_usb();
stx7100_configure_lirc(&(struct stx7100_lirc_config) {
.rx_mode = stx7100_lirc_rx_mode_ir,
.tx_enabled = 0,
.tx_od_enabled = 0, });
stx7100_configure_pata(&(struct stx7100_pata_config) {
.emi_bank = 3,
.pc_mode = 1,
.irq = IRL1_IRQ, });
gpio_request(MB442_PIO_FLASH_VPP, "Flash VPP");
gpio_direction_output(MB442_PIO_FLASH_VPP, 0);
gpio_request(MB442_PIO_STE100P_RESET, "STE100P reset");
gpio_direction_output(MB442_PIO_STE100P_RESET, 1);
stx7100_configure_ethernet(&(struct stx7100_ethernet_config) {
.mode = stx7100_ethernet_mode_mii,
.ext_clk = 0,
.phy_bus = 0,
.phy_addr = STMMAC_PHY_ADDR,
.mdio_bus_data = &stmmac_mdio_bus,
});
/* Reset the SMSC 91C111 Ethernet chip */
gpio_request(MB442_PIO_SMC91X_RESET, "SMC91x reset");
gpio_direction_output(MB442_PIO_SMC91X_RESET, 0);
udelay(1);
gpio_set_value(MB442_PIO_SMC91X_RESET, 1);
udelay(1);
gpio_set_value(MB442_PIO_SMC91X_RESET, 0);
return platform_add_devices(mb442_devices,
ARRAY_SIZE(mb442_devices));
}
device_initcall(mb442_device_init);