diff options
Diffstat (limited to 'arch/mips/au1000/xxs1500/board_setup.c')
-rw-r--r-- | arch/mips/au1000/xxs1500/board_setup.c | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/arch/mips/au1000/xxs1500/board_setup.c b/arch/mips/au1000/xxs1500/board_setup.c index 79d1798621bf..4c587acac5c3 100644 --- a/arch/mips/au1000/xxs1500/board_setup.c +++ b/arch/mips/au1000/xxs1500/board_setup.c | |||
@@ -1,7 +1,6 @@ | |||
1 | /* | 1 | /* |
2 | * Copyright 2000-2003 MontaVista Software Inc. | 2 | * Copyright 2000-2003, 2008 MontaVista Software Inc. |
3 | * Author: MontaVista Software, Inc. | 3 | * Author: MontaVista Software, Inc. <source@mvista.com> |
4 | * ppopov@mvista.com or source@mvista.com | ||
5 | * | 4 | * |
6 | * This program is free software; you can redistribute it and/or modify it | 5 | * This program is free software; you can redistribute it and/or modify it |
7 | * under the terms of the GNU General Public License as published by the | 6 | * under the terms of the GNU General Public License as published by the |
@@ -39,40 +38,40 @@ void __init board_setup(void) | |||
39 | { | 38 | { |
40 | u32 pin_func; | 39 | u32 pin_func; |
41 | 40 | ||
42 | // set multiple use pins (UART3/GPIO) to UART (it's used as UART too) | 41 | /* Set multiple use pins (UART3/GPIO) to UART (it's used as UART too) */ |
43 | pin_func = au_readl(SYS_PINFUNC) & (u32)(~SYS_PF_UR3); | 42 | pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3; |
44 | pin_func |= SYS_PF_UR3; | 43 | pin_func |= SYS_PF_UR3; |
45 | au_writel(pin_func, SYS_PINFUNC); | 44 | au_writel(pin_func, SYS_PINFUNC); |
46 | 45 | ||
47 | // enable UART | 46 | /* Enable UART */ |
48 | au_writel(0x01, UART3_ADDR+UART_MOD_CNTRL); // clock enable (CE) | 47 | au_writel(0x01, UART3_ADDR + UART_MOD_CNTRL); /* clock enable (CE) */ |
49 | mdelay(10); | 48 | mdelay(10); |
50 | au_writel(0x03, UART3_ADDR+UART_MOD_CNTRL); // CE and "enable" | 49 | au_writel(0x03, UART3_ADDR + UART_MOD_CNTRL); /* CE and "enable" */ |
51 | mdelay(10); | 50 | mdelay(10); |
52 | 51 | ||
53 | // enable DTR = USB power up | 52 | /* Enable DTR = USB power up */ |
54 | au_writel(0x01, UART3_ADDR+UART_MCR); //? UART_MCR_DTR is 0x01??? | 53 | au_writel(0x01, UART3_ADDR + UART_MCR); /* UART_MCR_DTR is 0x01??? */ |
55 | 54 | ||
56 | #ifdef CONFIG_PCMCIA_XXS1500 | 55 | #ifdef CONFIG_PCMCIA_XXS1500 |
57 | /* setup pcmcia signals */ | 56 | /* Setup PCMCIA signals */ |
58 | au_writel(0, SYS_PININPUTEN); | 57 | au_writel(0, SYS_PININPUTEN); |
59 | 58 | ||
60 | /* gpio 0, 1, and 4 are inputs */ | 59 | /* GPIO 0, 1, and 4 are inputs */ |
61 | au_writel(1 | (1<<1) | (1<<4), SYS_TRIOUTCLR); | 60 | au_writel(1 | (1 << 1) | (1 << 4), SYS_TRIOUTCLR); |
62 | 61 | ||
63 | /* enable GPIO2 if not already enabled */ | 62 | /* Enable GPIO2 if not already enabled */ |
64 | au_writel(1, GPIO2_ENABLE); | 63 | au_writel(1, GPIO2_ENABLE); |
65 | /* gpio2 208/9/10/11 are inputs */ | 64 | /* GPIO2 208/9/10/11 are inputs */ |
66 | au_writel((1<<8) | (1<<9) | (1<<10) | (1<<11), GPIO2_DIR); | 65 | au_writel((1 << 8) | (1 << 9) | (1 << 10) | (1 << 11), GPIO2_DIR); |
67 | 66 | ||
68 | /* turn off power */ | 67 | /* Turn off power */ |
69 | au_writel((au_readl(GPIO2_PINSTATE) & ~(1<<14))|(1<<30), GPIO2_OUTPUT); | 68 | au_writel((au_readl(GPIO2_PINSTATE) & ~(1 << 14)) | (1 << 30), |
69 | GPIO2_OUTPUT); | ||
70 | #endif | 70 | #endif |
71 | 71 | ||
72 | |||
73 | #ifdef CONFIG_PCI | 72 | #ifdef CONFIG_PCI |
74 | #if defined(__MIPSEB__) | 73 | #if defined(__MIPSEB__) |
75 | au_writel(0xf | (2<<6) | (1<<4), Au1500_PCI_CFG); | 74 | au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG); |
76 | #else | 75 | #else |
77 | au_writel(0xf, Au1500_PCI_CFG); | 76 | au_writel(0xf, Au1500_PCI_CFG); |
78 | #endif | 77 | #endif |