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