diff options
Diffstat (limited to 'arch/sh/boards/mach-se/7780')
-rw-r--r-- | arch/sh/boards/mach-se/7780/Makefile | 10 | ||||
-rw-r--r-- | arch/sh/boards/mach-se/7780/irq.c | 46 | ||||
-rw-r--r-- | arch/sh/boards/mach-se/7780/setup.c | 124 |
3 files changed, 180 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-se/7780/Makefile b/arch/sh/boards/mach-se/7780/Makefile new file mode 100644 index 00000000000..6b88adae3ec --- /dev/null +++ b/arch/sh/boards/mach-se/7780/Makefile @@ -0,0 +1,10 @@ +# +# Makefile for the HITACHI UL SolutionEngine 7780 specific parts of the kernel +# +# 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. +# +# + +obj-y := setup.o irq.o diff --git a/arch/sh/boards/mach-se/7780/irq.c b/arch/sh/boards/mach-se/7780/irq.c new file mode 100644 index 00000000000..66ad292c9fc --- /dev/null +++ b/arch/sh/boards/mach-se/7780/irq.c @@ -0,0 +1,46 @@ +/* + * linux/arch/sh/boards/se/7780/irq.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/irq.h> +#include <linux/interrupt.h> +#include <asm/irq.h> +#include <asm/io.h> +#include <mach-se/mach/se7780.h> + +/* + * Initialize IRQ setting + */ +void __init init_se7780_IRQ(void) +{ + /* enable all interrupt at FPGA */ + ctrl_outw(0, FPGA_INTMSK1); + /* mask SM501 interrupt */ + ctrl_outw((ctrl_inw(FPGA_INTMSK1) | 0x0002), FPGA_INTMSK1); + /* enable all interrupt at FPGA */ + ctrl_outw(0, FPGA_INTMSK2); + + /* set FPGA INTSEL register */ + /* FPGA + 0x06 */ + ctrl_outw( ((IRQPIN_SM501 << IRQPOS_SM501) | + (IRQPIN_SMC91CX << IRQPOS_SMC91CX)), FPGA_INTSEL1); + + /* FPGA + 0x08 */ + ctrl_outw(((IRQPIN_EXTINT4 << IRQPOS_EXTINT4) | + (IRQPIN_EXTINT3 << IRQPOS_EXTINT3) | + (IRQPIN_EXTINT2 << IRQPOS_EXTINT2) | + (IRQPIN_EXTINT1 << IRQPOS_EXTINT1)), FPGA_INTSEL2); + + /* FPGA + 0x0A */ + ctrl_outw((IRQPIN_PCCPW << IRQPOS_PCCPW), FPGA_INTSEL3); + + plat_irq_setup_pins(IRQ_MODE_IRQ); /* install handlers for IRQ0-7 */ +} diff --git a/arch/sh/boards/mach-se/7780/setup.c b/arch/sh/boards/mach-se/7780/setup.c new file mode 100644 index 00000000000..1d3a867e94e --- /dev/null +++ b/arch/sh/boards/mach-se/7780/setup.c @@ -0,0 +1,124 @@ +/* + * 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 heartbeat_data heartbeat_data = { + .regsize = 16, +}; + +static struct resource heartbeat_resources[] = { + [0] = { + .start = PA_LED, + .end = PA_LED, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, + .num_resources = ARRAY_SIZE(heartbeat_resources), + .resource = heartbeat_resources, +}; + +/* 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 */ + ctrl_outw( 'S' , PA_LED_DISP + (DISP_SEL0_ADDR << 1) ); + ctrl_outw( 'H' , PA_LED_DISP + (DISP_SEL1_ADDR << 1) ); + ctrl_outw( '-' , PA_LED_DISP + (DISP_SEL2_ADDR << 1) ); + ctrl_outw( 'L' , PA_LED_DISP + (DISP_SEL3_ADDR << 1) ); + ctrl_outw( 'i' , PA_LED_DISP + (DISP_SEL4_ADDR << 1) ); + ctrl_outw( 'n' , PA_LED_DISP + (DISP_SEL5_ADDR << 1) ); + ctrl_outw( 'u' , PA_LED_DISP + (DISP_SEL6_ADDR << 1) ); + ctrl_outw( '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 + */ + ctrl_outw(0x0213, FPGA_REQSEL); + + /* GPIO setting */ + ctrl_outw(0x0000, GPIO_PECR); + ctrl_outw(ctrl_inw(GPIO_PHCR)&0xfff3, GPIO_PHCR); + ctrl_outw(0x0c00, GPIO_PMSELR); + + /* iVDR Power ON */ + ctrl_outw(0x0001, FPGA_IVDRPW); +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_se7780 __initmv = { + .mv_name = "Solution Engine 7780" , + .mv_setup = se7780_setup , + .mv_nr_irqs = 111 , + .mv_init_irq = init_se7780_IRQ, +}; |