diff options
Diffstat (limited to 'kernel/arch/sh/boards/mach-se/7780/setup.c')
| -rw-r--r-- | kernel/arch/sh/boards/mach-se/7780/setup.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/kernel/arch/sh/boards/mach-se/7780/setup.c b/kernel/arch/sh/boards/mach-se/7780/setup.c new file mode 100644 index 000000000..ae5a1d84f --- /dev/null +++ b/kernel/arch/sh/boards/mach-se/7780/setup.c @@ -0,0 +1,114 @@ +/* + * linux/arch/sh/boards/se/7780/setup.c + * + * Copyright (C) 2006,2007 Nobuhiro Iwamatsu + * + * Hitachi UL SolutionEngine 7780 Support. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/platform_device.h> +#include <asm/machvec.h> +#include <mach-se/mach/se7780.h> +#include <asm/io.h> +#include <asm/heartbeat.h> + +/* Heartbeat */ +static struct resource heartbeat_resource = { + .start = PA_LED, + .end = PA_LED, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .num_resources = 1, + .resource = &heartbeat_resource, +}; + +/* SMC91x */ +static struct resource smc91x_eth_resources[] = { + [0] = { + .name = "smc91x-regs" , + .start = PA_LAN + 0x300, + .end = PA_LAN + 0x300 + 0x10 , + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = SMC_IRQ, + .end = SMC_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smc91x_eth_device = { + .name = "smc91x", + .id = 0, + .dev = { + .dma_mask = NULL, /* don't use dma */ + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(smc91x_eth_resources), + .resource = smc91x_eth_resources, +}; + +static struct platform_device *se7780_devices[] __initdata = { + &heartbeat_device, + &smc91x_eth_device, +}; + +static int __init se7780_devices_setup(void) +{ + return platform_add_devices(se7780_devices, + ARRAY_SIZE(se7780_devices)); +} +device_initcall(se7780_devices_setup); + +#define GPIO_PHCR 0xFFEA000E +#define GPIO_PMSELR 0xFFEA0080 +#define GPIO_PECR 0xFFEA0008 + +static void __init se7780_setup(char **cmdline_p) +{ + /* "SH-Linux" on LED Display */ + __raw_writew( 'S' , PA_LED_DISP + (DISP_SEL0_ADDR << 1) ); + __raw_writew( 'H' , PA_LED_DISP + (DISP_SEL1_ADDR << 1) ); + __raw_writew( '-' , PA_LED_DISP + (DISP_SEL2_ADDR << 1) ); + __raw_writew( 'L' , PA_LED_DISP + (DISP_SEL3_ADDR << 1) ); + __raw_writew( 'i' , PA_LED_DISP + (DISP_SEL4_ADDR << 1) ); + __raw_writew( 'n' , PA_LED_DISP + (DISP_SEL5_ADDR << 1) ); + __raw_writew( 'u' , PA_LED_DISP + (DISP_SEL6_ADDR << 1) ); + __raw_writew( 'x' , PA_LED_DISP + (DISP_SEL7_ADDR << 1) ); + + printk(KERN_INFO "Hitachi UL Solutions Engine 7780SE03 support.\n"); + + /* + * PCI REQ/GNT setting + * REQ0/GNT0 -> USB + * REQ1/GNT1 -> PC Card + * REQ2/GNT2 -> Serial ATA + * REQ3/GNT3 -> PCI slot + */ + __raw_writew(0x0213, FPGA_REQSEL); + + /* GPIO setting */ + __raw_writew(0x0000, GPIO_PECR); + __raw_writew(__raw_readw(GPIO_PHCR)&0xfff3, GPIO_PHCR); + __raw_writew(0x0c00, GPIO_PMSELR); + + /* iVDR Power ON */ + __raw_writew(0x0001, FPGA_IVDRPW); +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_se7780 __initmv = { + .mv_name = "Solution Engine 7780" , + .mv_setup = se7780_setup , + .mv_init_irq = init_se7780_IRQ, +}; |