diff options
Diffstat (limited to 'arch/sh/boards/renesas/r7780rp/setup.c')
-rw-r--r-- | arch/sh/boards/renesas/r7780rp/setup.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/arch/sh/boards/renesas/r7780rp/setup.c b/arch/sh/boards/renesas/r7780rp/setup.c new file mode 100644 index 000000000000..b941aa0aa34e --- /dev/null +++ b/arch/sh/boards/renesas/r7780rp/setup.c @@ -0,0 +1,163 @@ +/* + * arch/sh/boards/renesas/r7780rp/setup.c + * + * Copyright (C) 2002 Atom Create Engineering Co., Ltd. + * Copyright (C) 2005, 2006 Paul Mundt + * + * Renesas Solutions Highlander R7780RP-1 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 <asm/r7780rp/r7780rp.h> +#include <asm/clock.h> +#include <asm/io.h> + +extern void heartbeat_r7780rp(void); +extern void init_r7780rp_IRQ(void); + +static struct resource m66596_usb_host_resources[] = { + [0] = { + .start = 0xa4800000, + .end = 0xa4ffffff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 6, /* irq number */ + .end = 6, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device m66596_usb_host_device = { + .name = "m66596-hcd", + .id = 0, + .dev = { + .dma_mask = NULL, /* don't use dma */ + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(m66596_usb_host_resources), + .resource = m66596_usb_host_resources, +}; + +static struct platform_device *r7780rp_devices[] __initdata = { + &m66596_usb_host_device, +}; + +static int __init r7780rp_devices_setup(void) +{ + return platform_add_devices(r7780rp_devices, + ARRAY_SIZE(r7780rp_devices)); +} + +/* + * Platform specific clocks + */ +static void ivdr_clk_enable(struct clk *clk) +{ + ctrl_outw(ctrl_inw(PA_IVDRCTL) | (1 << 8), PA_IVDRCTL); +} + +static void ivdr_clk_disable(struct clk *clk) +{ + ctrl_outw(ctrl_inw(PA_IVDRCTL) & ~(1 << 8), PA_IVDRCTL); +} + +static struct clk_ops ivdr_clk_ops = { + .enable = ivdr_clk_enable, + .disable = ivdr_clk_disable, +}; + +static struct clk ivdr_clk = { + .name = "ivdr_clk", + .ops = &ivdr_clk_ops, +}; + +static struct clk *r7780rp_clocks[] = { + &ivdr_clk, +}; + +static void r7780rp_power_off(void) +{ +#ifdef CONFIG_SH_R7780MP + ctrl_outw(0x0001, PA_POFF); +#endif +} + +/* + * Initialize the board + */ +static void __init r7780rp_setup(char **cmdline_p) +{ + u16 ver = ctrl_inw(PA_VERREG); + int i; + + device_initcall(r7780rp_devices_setup); + + printk(KERN_INFO "Renesas Solutions Highlander R7780RP-1 support.\n"); + + printk(KERN_INFO "Board version: %d (revision %d), " + "FPGA version: %d (revision %d)\n", + (ver >> 12) & 0xf, (ver >> 8) & 0xf, + (ver >> 4) & 0xf, ver & 0xf); + + /* + * Enable the important clocks right away.. + */ + for (i = 0; i < ARRAY_SIZE(r7780rp_clocks); i++) { + struct clk *clk = r7780rp_clocks[i]; + + clk_register(clk); + clk_enable(clk); + } + + ctrl_outw(0x0000, PA_OBLED); /* Clear LED. */ +#ifndef CONFIG_SH_R7780MP + ctrl_outw(0x0001, PA_SDPOW); /* SD Power ON */ +#endif + ctrl_outw(ctrl_inw(PA_IVDRCTL) | 0x0100, PA_IVDRCTL); /* Si13112 */ + + pm_power_off = r7780rp_power_off; +} + +/* + * The Machine Vector + */ +struct sh_machine_vector mv_r7780rp __initmv = { + .mv_name = "Highlander R7780RP-1", + .mv_setup = r7780rp_setup, + + .mv_nr_irqs = 109, + + .mv_inb = r7780rp_inb, + .mv_inw = r7780rp_inw, + .mv_inl = r7780rp_inl, + .mv_outb = r7780rp_outb, + .mv_outw = r7780rp_outw, + .mv_outl = r7780rp_outl, + + .mv_inb_p = r7780rp_inb_p, + .mv_inw_p = r7780rp_inw, + .mv_inl_p = r7780rp_inl, + .mv_outb_p = r7780rp_outb_p, + .mv_outw_p = r7780rp_outw, + .mv_outl_p = r7780rp_outl, + + .mv_insb = r7780rp_insb, + .mv_insw = r7780rp_insw, + .mv_insl = r7780rp_insl, + .mv_outsb = r7780rp_outsb, + .mv_outsw = r7780rp_outsw, + .mv_outsl = r7780rp_outsl, + + .mv_ioport_map = r7780rp_ioport_map, + .mv_init_irq = init_r7780rp_IRQ, +#ifdef CONFIG_HEARTBEAT + .mv_heartbeat = heartbeat_r7780rp, +#endif +}; +ALIAS_MV(r7780rp) |