linuxdebug/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c

154 lines
3.0 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* arch/arm/mach-mv78xx0/buffalo-wxl-setup.c
*
* Buffalo WXL (Terastation Duo) Setup routines
*
* sebastien requiem <sebastien@requiem.fr>
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/mv643xx_eth.h>
#include <linux/ethtool.h>
#include <linux/i2c.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "mv78xx0.h"
#include "common.h"
#include "mpp.h"
/* This arch has 2 Giga Ethernet */
static struct mv643xx_eth_platform_data db78x00_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(0),
};
static struct mv643xx_eth_platform_data db78x00_ge01_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
/* 2 SATA controller supporting HotPlug */
static struct mv_sata_platform_data db78x00_sata_data = {
.n_ports = 2,
};
static struct i2c_board_info __initdata db78x00_i2c_rtc = {
I2C_BOARD_INFO("ds1338", 0x68),
};
static unsigned int wxl_mpp_config[] __initdata = {
MPP0_GE1_TXCLK,
MPP1_GE1_TXCTL,
MPP2_GE1_RXCTL,
MPP3_GE1_RXCLK,
MPP4_GE1_TXD0,
MPP5_GE1_TXD1,
MPP6_GE1_TXD2,
MPP7_GE1_TXD3,
MPP8_GE1_RXD0,
MPP9_GE1_RXD1,
MPP10_GE1_RXD2,
MPP11_GE1_RXD3,
MPP12_GPIO,
MPP13_SYSRST_OUTn,
MPP14_SATA1_ACTn,
MPP15_SATA0_ACTn,
MPP16_GPIO,
MPP17_GPIO,
MPP18_GPIO,
MPP19_GPIO,
MPP20_GPIO,
MPP21_GPIO,
MPP22_GPIO,
MPP23_GPIO,
MPP24_UA2_TXD,
MPP25_UA2_RXD,
MPP26_UA2_CTSn,
MPP27_UA2_RTSn,
MPP28_GPIO,
MPP29_SYSRST_OUTn,
MPP30_GPIO,
MPP31_GPIO,
MPP32_GPIO,
MPP33_GPIO,
MPP34_GPIO,
MPP35_GPIO,
MPP36_GPIO,
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
MPP40_UNUSED,
MPP41_UNUSED,
MPP42_UNUSED,
MPP43_UNUSED,
MPP44_UNUSED,
MPP45_UNUSED,
MPP46_UNUSED,
MPP47_UNUSED,
MPP48_SATA1_ACTn,
MPP49_SATA0_ACTn,
0
};
static void __init wxl_init(void)
{
/*
* Basic MV78xx0 setup. Needs to be called early.
*/
mv78xx0_init();
mv78xx0_mpp_conf(wxl_mpp_config);
/*
* Partition on-chip peripherals between the two CPU cores.
*/
mv78xx0_ehci0_init();
mv78xx0_ehci1_init();
mv78xx0_ehci2_init();
mv78xx0_ge00_init(&db78x00_ge00_data);
mv78xx0_ge01_init(&db78x00_ge01_data);
mv78xx0_sata_init(&db78x00_sata_data);
mv78xx0_uart0_init();
mv78xx0_uart1_init();
mv78xx0_uart2_init();
mv78xx0_uart3_init();
mv78xx0_i2c_init();
i2c_register_board_info(0, &db78x00_i2c_rtc, 1);
}
static int __init wxl_pci_init(void)
{
if (machine_is_terastation_wxl()) {
/*
* Assign the x16 PCIe slot on the board to CPU core
* #0, and let CPU core #1 have the four x1 slots.
*/
if (mv78xx0_core_index() == 0)
mv78xx0_pcie_init(0, 1);
else
mv78xx0_pcie_init(1, 0);
}
return 0;
}
subsys_initcall(wxl_pci_init);
MACHINE_START(TERASTATION_WXL, "Buffalo Nas WXL")
/* Maintainer: Sebastien Requiem <sebastien@requiem.fr> */
.atag_offset = 0x100,
.nr_irqs = MV78XX0_NR_IRQS,
.init_machine = wxl_init,
.map_io = mv78xx0_map_io,
.init_early = mv78xx0_init_early,
.init_irq = mv78xx0_init_irq,
.init_time = mv78xx0_timer_init,
.restart = mv78xx0_restart,
MACHINE_END