diff options
Diffstat (limited to 'arch/sh/boards/renesas/rts7751r2d/setup.c')
-rw-r--r-- | arch/sh/boards/renesas/rts7751r2d/setup.c | 139 |
1 files changed, 125 insertions, 14 deletions
diff --git a/arch/sh/boards/renesas/rts7751r2d/setup.c b/arch/sh/boards/renesas/rts7751r2d/setup.c index 2587fd1..20597a6 100644 --- a/arch/sh/boards/renesas/rts7751r2d/setup.c +++ b/arch/sh/boards/renesas/rts7751r2d/setup.c @@ -1,31 +1,142 @@ /* - * linux/arch/sh/kernel/setup_rts7751r2d.c - * - * Copyright (C) 2000 Kazumoto Kojima - * * Renesas Technology Sales RTS7751R2D Support. * - * Modified for RTS7751R2D by - * Atom Create Engineering Co., Ltd. 2002. + * Copyright (C) 2002 Atom Create Engineering Co., Ltd. + * Copyright (C) 2004 - 2006 Paul Mundt + * + * 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 <linux/serial_8250.h> +#include <linux/pm.h> #include <asm/io.h> -#include <asm/rts7751r2d/rts7751r2d.h> +#include <asm/machvec.h> +#include <asm/mach/rts7751r2d.h> +#include <asm/voyagergx.h> + +extern void heartbeat_rts7751r2d(void); +extern void init_rts7751r2d_IRQ(void); +extern int rts7751r2d_irq_demux(int irq); + +extern void *voyagergx_consistent_alloc(struct device *, size_t, dma_addr_t *, gfp_t); +extern int voyagergx_consistent_free(struct device *, size_t, void *, dma_addr_t); + +static struct plat_serial8250_port uart_platform_data[] = { + { + .membase = (void *)VOYAGER_UART_BASE, + .mapbase = VOYAGER_UART_BASE, + .iotype = UPIO_MEM, + .irq = VOYAGER_UART0_IRQ, + .flags = UPF_BOOT_AUTOCONF, + .regshift = 2, + .uartclk = (9600 * 16), + }, { + .flags = 0, + }, +}; + +static void __init voyagergx_serial_init(void) +{ + unsigned long val; + + /* + * GPIO Control + */ + val = inl(GPIO_MUX_HIGH); + val |= 0x00001fe0; + outl(val, GPIO_MUX_HIGH); + + /* + * Power Mode Gate + */ + val = inl(POWER_MODE0_GATE); + val |= (POWER_MODE0_GATE_U0 | POWER_MODE0_GATE_U1); + outl(val, POWER_MODE0_GATE); + + val = inl(POWER_MODE1_GATE); + val |= (POWER_MODE1_GATE_U0 | POWER_MODE1_GATE_U1); + outl(val, POWER_MODE1_GATE); +} + +static struct platform_device uart_device = { + .name = "serial8250", + .id = -1, + .dev = { + .platform_data = uart_platform_data, + }, +}; + +static struct platform_device *rts7751r2d_devices[] __initdata = { + &uart_device, +}; -unsigned int debug_counter; +static int __init rts7751r2d_devices_setup(void) +{ + return platform_add_devices(rts7751r2d_devices, + ARRAY_SIZE(rts7751r2d_devices)); +} -const char *get_system_type(void) +static void rts7751r2d_power_off(void) { - return "RTS7751R2D"; + ctrl_outw(0x0001, PA_POWOFF); } /* * Initialize the board */ -void __init platform_setup(void) +static void __init rts7751r2d_setup(char **cmdline_p) { - printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n"); + device_initcall(rts7751r2d_devices_setup); + ctrl_outw(0x0000, PA_OUTPORT); - debug_counter = 0; + pm_power_off = rts7751r2d_power_off; + + voyagergx_serial_init(); + + printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n"); } + +/* + * The Machine Vector + */ +struct sh_machine_vector mv_rts7751r2d __initmv = { + .mv_name = "RTS7751R2D", + .mv_setup = rts7751r2d_setup, + .mv_nr_irqs = 72, + + .mv_inb = rts7751r2d_inb, + .mv_inw = rts7751r2d_inw, + .mv_inl = rts7751r2d_inl, + .mv_outb = rts7751r2d_outb, + .mv_outw = rts7751r2d_outw, + .mv_outl = rts7751r2d_outl, + + .mv_inb_p = rts7751r2d_inb_p, + .mv_inw_p = rts7751r2d_inw, + .mv_inl_p = rts7751r2d_inl, + .mv_outb_p = rts7751r2d_outb_p, + .mv_outw_p = rts7751r2d_outw, + .mv_outl_p = rts7751r2d_outl, + + .mv_insb = rts7751r2d_insb, + .mv_insw = rts7751r2d_insw, + .mv_insl = rts7751r2d_insl, + .mv_outsb = rts7751r2d_outsb, + .mv_outsw = rts7751r2d_outsw, + .mv_outsl = rts7751r2d_outsl, + + .mv_init_irq = init_rts7751r2d_IRQ, +#ifdef CONFIG_HEARTBEAT + .mv_heartbeat = heartbeat_rts7751r2d, +#endif + .mv_irq_demux = rts7751r2d_irq_demux, + +#ifdef CONFIG_USB_SM501 + .mv_consistent_alloc = voyagergx_consistent_alloc, + .mv_consistent_free = voyagergx_consistent_free, +#endif +}; +ALIAS_MV(rts7751r2d) |