satip-axe/kernel/arch/sh/boards/mach-hmp7100/setup.c
2015-03-26 17:24:57 +01:00

180 lines
4.0 KiB
C

/*
* arch/sh/boards/mach-hmp7100/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 HMP board support.
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/phy.h>
#include <linux/lirc.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/stm/platform.h>
#include <linux/stm/stx7100.h>
#include <asm/irl.h>
#define HMP7100_PIO_FE_RESET stm_gpio(2, 6)
#define HMP7100_PIO_SMC91X_RESET stm_gpio(2, 7)
#define HMP7100_PIO_PHY_RESET stm_gpio(5, 3)
void __init hmp7100_setup(char **cmdline_p)
{
printk(KERN_INFO "STMicroelectronics STb7100 HMP "
"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 hmp7100_smc91x_resources[] = {
[0] = {
.start = 0x02000000,
.end = 0x02000000 + 0xff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRL0_IRQ,
.end = IRL0_IRQ,
.flags = IORESOURCE_IRQ,
},
[2] = {
.name = "polarity",
.start = 0,
.end = 0,
.flags = IORESOURCE_IRQ,
},
[3] = {
.name = "type",
.start = 1,
.end = 1,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device hmp7100_smc91x_device = {
.name = "smc911x",
.id = -1,
.num_resources = ARRAY_SIZE(hmp7100_smc91x_resources),
.resource = hmp7100_smc91x_resources,
};
static struct platform_device hmp7100_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 = NULL,
},
};
static int hmp7100_phy_reset(void *bus)
{
gpio_set_value(HMP7100_PIO_PHY_RESET, 1);
udelay(1);
gpio_set_value(HMP7100_PIO_PHY_RESET, 0);
udelay(1);
gpio_set_value(HMP7100_PIO_PHY_RESET, 1);
return 1;
}
#define STMMAC_PHY_ADDR 2
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 = hmp7100_phy_reset,
.phy_mask = 0,
.irqs = stmmac_phy_irqs,
};
static struct platform_device *hmp7100_devices[] __initdata = {
&hmp7100_smc91x_device,
&hmp7100_physmap_flash,
};
static int __init hmp7100_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 = 1,
.tx_od_enabled = 0, });
stx7100_configure_pata(&(struct stx7100_pata_config) {
.emi_bank = 3,
.pc_mode = 1,
.irq = IRL1_IRQ, });
gpio_request(HMP7100_PIO_PHY_RESET, "ste100p_reset");
gpio_direction_output(HMP7100_PIO_PHY_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 FE chip */
gpio_request(HMP7100_PIO_FE_RESET, "fe_reset");
gpio_direction_output(HMP7100_PIO_FE_RESET, 1);
udelay(1);
gpio_set_value(HMP7100_PIO_FE_RESET, 0);
udelay(1);
gpio_set_value(HMP7100_PIO_FE_RESET, 1);
/* Reset the SMSC 9118 Ethernet chip */
gpio_request(HMP7100_PIO_SMC91X_RESET, "smc91x_reset");
gpio_direction_output(HMP7100_PIO_SMC91X_RESET, 1);
udelay(1);
gpio_set_value(HMP7100_PIO_SMC91X_RESET, 0);
udelay(1);
gpio_set_value(HMP7100_PIO_SMC91X_RESET, 1);
return platform_add_devices(hmp7100_devices,
ARRAY_SIZE(hmp7100_devices));
}
device_initcall(hmp7100_device_init);