138 lines
3.0 KiB
C
138 lines
3.0 KiB
C
/*
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* arch/sh/boards/st/mb448/setup.c
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*
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* Copyright (C) 2005 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 STb7109E 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/gpio.h>
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#include <linux/delay.h>
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#include <linux/phy.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/stm/platform.h>
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#include <linux/stm/stx7100.h>
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#include <asm/irl.h>
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#define MB448_PIO_SMC91X_RESET stm_gpio(2, 6)
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#define MB448_PIO_FLASH_VPP stm_gpio(2, 7)
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void __init mb448_setup(char **cmdline_p)
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{
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printk("STMicroelectronics STb7109E Reference board initialisation\n");
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stx7100_early_device_init();
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stx7100_configure_asc(2, &(struct stx7100_asc_config) {
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.hw_flow_control = 0,
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.is_console = 1, });
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stx7100_configure_asc(3, &(struct stx7100_asc_config) {
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.hw_flow_control = 0,
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.is_console = 0, });
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}
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static struct resource mb448_smc91x_resources[] = {
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[0] = {
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.start = 0xa2000300,
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.end = 0xa2000300 + 0xff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = IRL3_IRQ,
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.end = IRL3_IRQ,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device mb448_smc91x_device = {
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.name = "smc91x",
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.id = 0,
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.num_resources = ARRAY_SIZE(mb448_smc91x_resources),
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.resource = mb448_smc91x_resources,
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};
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static void mb448_set_vpp(struct map_info *info, int enable)
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{
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gpio_set_value(MB448_PIO_FLASH_VPP, enable);
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}
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static struct platform_device mb448_physmap_flash = {
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.name = "physmap-flash",
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.id = -1,
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.num_resources = 1,
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.resource = (struct resource[]) {
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STM_PLAT_RESOURCE_MEM(0, 8*1024*1024),
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},
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.dev.platform_data = &(struct physmap_flash_data) {
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.width = 2,
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.set_vpp = mb448_set_vpp,
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},
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};
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#define STMMAC_PHY_ADDR 14
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static int stmmac_phy_irqs[PHY_MAX_ADDR] = {
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[STMMAC_PHY_ADDR] = IRL0_IRQ,
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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_mask = 1,
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.irqs = stmmac_phy_irqs,
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};
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static struct platform_device *mb448_devices[] __initdata = {
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&mb448_smc91x_device,
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&mb448_physmap_flash,
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};
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static int __init mb448_device_init(void)
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{
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stx7100_configure_sata();
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stx7100_configure_ssc_i2c(0);
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stx7100_configure_ssc_spi(1, NULL);
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stx7100_configure_ssc_i2c(2);
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stx7100_configure_usb();
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stx7100_configure_ethernet(&(struct stx7100_ethernet_config) {
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.mode = stx7100_ethernet_mode_mii,
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.ext_clk = 0,
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.phy_bus = 0,
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.phy_addr = STMMAC_PHY_ADDR,
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.mdio_bus_data = &stmmac_mdio_bus,
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});
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gpio_request(MB448_PIO_FLASH_VPP, "Flash VPP");
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gpio_direction_output(MB448_PIO_FLASH_VPP, 0);
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/* Reset the SMSC 91C111 Ethernet chip */
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gpio_request(MB448_PIO_SMC91X_RESET, "SMC91x reset");
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gpio_direction_output(MB448_PIO_SMC91X_RESET, 0);
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udelay(1);
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gpio_set_value(MB448_PIO_SMC91X_RESET, 1);
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udelay(1);
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gpio_set_value(MB448_PIO_SMC91X_RESET, 0);
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return platform_add_devices(mb448_devices,
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ARRAY_SIZE(mb448_devices));
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}
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device_initcall(mb448_device_init);
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