satip-axe/kernel/arch/sh/boards/mach-cab5197/setup.c
2015-03-26 17:24:57 +01:00

119 lines
2.9 KiB
C

/*
* arch/sh/boards/mach-cab5197/setup.c
*
* Copyright (C) 2008 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 cab5197 reference board support.
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/leds.h>
#include <linux/phy.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/stm/platform.h>
#include <linux/stm/stx5197.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/eeprom.h>
#include <asm/irq-ilc.h>
#include <asm/irl.h>
#define CAB5197_PIO_PHY_RESET stm_gpio(1, 4)
static void __init cab5197_setup(char **cmdline_p)
{
printk(KERN_INFO
"STMicroelectronics cab5197 reference board initialisation\n");
stx5197_early_device_init();
stx5197_configure_asc(3, &(struct stx5197_asc_config) {
.hw_flow_control = 0,
.is_console = 1, });
}
/*
* Configure SSC0 as SPI to drive serial Flash attached to SPI (requires
* SSC driver SPI) or as I2C to drive I2C devices such as HDMI.
*
*/
static int cab_phy_reset(void *bus)
{
gpio_set_value(CAB5197_PIO_PHY_RESET, 0);
udelay(20);
gpio_set_value(CAB5197_PIO_PHY_RESET, 1);
return 1;
}
static struct stmmac_mdio_bus_data stmmac_mdio_bus = {
.bus_id = 0,
.phy_reset = cab_phy_reset,
.phy_mask = 0,
};
/* Note to use the cab5197's SPI Flash device J10 needs to be in
* position 1-2.
*/
static struct spi_board_info cab5197_spi_device = {
.modalias = "mtd_dataflash",
.chip_select = 0,
.max_speed_hz = 120000,
.bus_num = 0,
};
static struct platform_device *cab5197_devices[] __initdata = {
};
static int __init cab5197_device_init(void)
{
stx5197_configure_ssc_spi(0);
stx5197_configure_ssc_i2c(1, &(struct stx5197_ssc_i2c_config) {
.routing.ssc1 = stx5197_ssc1_i2c_qpsk, });
stx5197_configure_ssc_i2c(2, &(struct stx5197_ssc_i2c_config) {
.routing.ssc2 = stx5197_ssc2_i2c_pio3, });
stx5197_configure_usb();
gpio_request(CAB5197_PIO_PHY_RESET, "notPioResetMII");
stx5197_configure_ethernet(&(struct stx5197_ethernet_config) {
.mode = stx5197_ethernet_mode_mii,
.ext_clk = 1,
.phy_bus = 0,
.phy_addr = -1,
.mdio_bus_data = &stmmac_mdio_bus,
});
stx5197_configure_lirc(&(struct stx5197_lirc_config) {
.rx_mode = stx5197_lirc_rx_mode_ir,
.tx_enabled = 1, });
spi_register_board_info(&cab5197_spi_device, 1);
return platform_add_devices(cab5197_devices,
ARRAY_SIZE(cab5197_devices));
}
arch_initcall(cab5197_device_init);
static void __iomem *cab5197_ioport_map(unsigned long port, unsigned int size)
{
/* No I/O ports */
BUG();
return (void __iomem *)CCN_PVR;
}
struct sh_machine_vector mv_cab5197 __initmv = {
.mv_name = "cab5197",
.mv_setup = cab5197_setup,
.mv_nr_irqs = NR_IRQS,
.mv_ioport_map = cab5197_ioport_map,
};