diff options
Diffstat (limited to 'arch/sh/boards/mach-sdk7780/setup.c')
-rw-r--r-- | arch/sh/boards/mach-sdk7780/setup.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-sdk7780/setup.c b/arch/sh/boards/mach-sdk7780/setup.c new file mode 100644 index 000000000..482761b78 --- /dev/null +++ b/arch/sh/boards/mach-sdk7780/setup.c @@ -0,0 +1,96 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * arch/sh/boards/renesas/sdk7780/setup.c + * + * Renesas Solutions SH7780 SDK Support + * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> + */ +#include <linux/init.h> +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/ata_platform.h> +#include <asm/machvec.h> +#include <mach/sdk7780.h> +#include <asm/heartbeat.h> +#include <asm/io.h> +#include <asm/addrspace.h> + +#define GPIO_PECR 0xFFEA0008 + +/* 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 = IRQ_ETHERNET, + .end = IRQ_ETHERNET, + .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 *sdk7780_devices[] __initdata = { + &heartbeat_device, + &smc91x_eth_device, +}; + +static int __init sdk7780_devices_setup(void) +{ + return platform_add_devices(sdk7780_devices, + ARRAY_SIZE(sdk7780_devices)); +} +device_initcall(sdk7780_devices_setup); + +static void __init sdk7780_setup(char **cmdline_p) +{ + u16 ver = __raw_readw(FPGA_FPVERR); + u16 dateStamp = __raw_readw(FPGA_FPDATER); + + printk(KERN_INFO "Renesas Technology Europe SDK7780 support.\n"); + printk(KERN_INFO "Board version: %d (revision %d), " + "FPGA version: %d (revision %d), datestamp : %d\n", + (ver >> 12) & 0xf, (ver >> 8) & 0xf, + (ver >> 4) & 0xf, ver & 0xf, + dateStamp); + + /* Setup pin mux'ing for PCIC */ + __raw_writew(0x0000, GPIO_PECR); +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_se7780 __initmv = { + .mv_name = "Renesas SDK7780-R3" , + .mv_setup = sdk7780_setup, + .mv_init_irq = init_sdk7780_IRQ, +}; + |