projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 | 1 | /* |
| 1da177e4 LT |
2 | * Renesas Technology Sales RTS7751R2D Support. |
| 3 | * | |
| ade2b3f6 PM |
4 | * Copyright (C) 2002 Atom Create Engineering Co., Ltd. |
| 5 | * Copyright (C) 2004 - 2006 Paul Mundt | |
| 6 | * | |
| 7 | * This file is subject to the terms and conditions of the GNU General Public | |
| 8 | * License. See the file "COPYING" in the main directory of this archive | |
| 9 | * for more details. | |
| 1da177e4 | 10 | */ |
| 1da177e4 | 11 | #include <linux/init.h> |
| ade2b3f6 PM |
12 | #include <linux/platform_device.h> |
| 13 | #include <linux/serial_8250.h> | |
| a56d276c | 14 | #include <linux/pm.h> |
| 1da177e4 | 15 | #include <asm/io.h> |
| ade2b3f6 | 16 | #include <asm/mach/rts7751r2d.h> |
| adf1890b | 17 | #include <asm/voyagergx.h> |
| ade2b3f6 PM |
18 | |
| 19 | static struct plat_serial8250_port uart_platform_data[] = { | |
| 20 | { | |
| 21 | .membase = (void *)VOYAGER_UART_BASE, | |
| 22 | .mapbase = VOYAGER_UART_BASE, | |
| 23 | .iotype = UPIO_MEM, | |
| 24 | .irq = VOYAGER_UART0_IRQ, | |
| 25 | .flags = UPF_BOOT_AUTOCONF, | |
| 26 | .regshift = 2, | |
| 27 | .uartclk = (9600 * 16), | |
| 28 | }, { | |
| 29 | .flags = 0, | |
| 30 | }, | |
| 31 | }; | |
| 32 | ||
| 33 | static void __init voyagergx_serial_init(void) | |
| 34 | { | |
| 35 | unsigned long val; | |
| 36 | ||
| 37 | /* | |
| 38 | * GPIO Control | |
| 39 | */ | |
| 40 | val = inl(GPIO_MUX_HIGH); | |
| 41 | val |= 0x00001fe0; | |
| 42 | outl(val, GPIO_MUX_HIGH); | |
| 43 | ||
| 44 | /* | |
| 45 | * Power Mode Gate | |
| 46 | */ | |
| 47 | val = inl(POWER_MODE0_GATE); | |
| 48 | val |= (POWER_MODE0_GATE_U0 | POWER_MODE0_GATE_U1); | |
| 49 | outl(val, POWER_MODE0_GATE); | |
| 50 | ||
| 51 | val = inl(POWER_MODE1_GATE); | |
| 52 | val |= (POWER_MODE1_GATE_U0 | POWER_MODE1_GATE_U1); | |
| 53 | outl(val, POWER_MODE1_GATE); | |
| 54 | } | |
| 55 | ||
| 56 | static struct platform_device uart_device = { | |
| 57 | .name = "serial8250", | |
| 58 | .id = -1, | |
| 59 | .dev = { | |
| 60 | .platform_data = uart_platform_data, | |
| 61 | }, | |
| 62 | }; | |
| 63 | ||
| 64 | static struct platform_device *rts7751r2d_devices[] __initdata = { | |
| 65 | &uart_device, | |
| 66 | }; | |
| 67 | ||
| 68 | static int __init rts7751r2d_devices_setup(void) | |
| 69 | { | |
| 70 | return platform_add_devices(rts7751r2d_devices, | |
| 71 | ARRAY_SIZE(rts7751r2d_devices)); | |
| 72 | } | |
| 73 | __initcall(rts7751r2d_devices_setup); | |
| 1da177e4 | 74 | |
| 1da177e4 LT |
75 | const char *get_system_type(void) |
| 76 | { | |
| 77 | return "RTS7751R2D"; | |
| 78 | } | |
| 79 | ||
| a56d276c PM |
80 | static void rts7751r2d_power_off(void) |
| 81 | { | |
| 82 | ctrl_outw(0x0001, PA_POWOFF); | |
| 83 | } | |
| 84 | ||
| 1da177e4 LT |
85 | /* |
| 86 | * Initialize the board | |
| 87 | */ | |
| 88 | void __init platform_setup(void) | |
| 89 | { | |
| 90 | printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n"); | |
| 91 | ctrl_outw(0x0000, PA_OUTPORT); | |
| a56d276c | 92 | pm_power_off = rts7751r2d_power_off; |
| ade2b3f6 PM |
93 | |
| 94 | voyagergx_serial_init(); | |
| 95 | ||
| 1da177e4 | 96 | } |