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Diffstat (limited to 'arch/mips/au1000/xxs1500/board_setup.c')
-rw-r--r--arch/mips/au1000/xxs1500/board_setup.c39
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 @@
/*
- * Copyright 2000-2003 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ppopov@mvista.com or source@mvista.com
+ * Copyright 2000-2003, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -39,40 +38,40 @@ void __init board_setup(void)
{
u32 pin_func;
- // set multiple use pins (UART3/GPIO) to UART (it's used as UART too)
- pin_func = au_readl(SYS_PINFUNC) & (u32)(~SYS_PF_UR3);
+ /* Set multiple use pins (UART3/GPIO) to UART (it's used as UART too) */
+ pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3;
pin_func |= SYS_PF_UR3;
au_writel(pin_func, SYS_PINFUNC);
- // enable UART
- au_writel(0x01, UART3_ADDR+UART_MOD_CNTRL); // clock enable (CE)
+ /* Enable UART */
+ au_writel(0x01, UART3_ADDR + UART_MOD_CNTRL); /* clock enable (CE) */
mdelay(10);
- au_writel(0x03, UART3_ADDR+UART_MOD_CNTRL); // CE and "enable"
+ au_writel(0x03, UART3_ADDR + UART_MOD_CNTRL); /* CE and "enable" */
mdelay(10);
- // enable DTR = USB power up
- au_writel(0x01, UART3_ADDR+UART_MCR); //? UART_MCR_DTR is 0x01???
+ /* Enable DTR = USB power up */
+ au_writel(0x01, UART3_ADDR + UART_MCR); /* UART_MCR_DTR is 0x01??? */
#ifdef CONFIG_PCMCIA_XXS1500
- /* setup pcmcia signals */
+ /* Setup PCMCIA signals */
au_writel(0, SYS_PININPUTEN);
- /* gpio 0, 1, and 4 are inputs */
- au_writel(1 | (1<<1) | (1<<4), SYS_TRIOUTCLR);
+ /* GPIO 0, 1, and 4 are inputs */
+ au_writel(1 | (1 << 1) | (1 << 4), SYS_TRIOUTCLR);
- /* enable GPIO2 if not already enabled */
+ /* Enable GPIO2 if not already enabled */
au_writel(1, GPIO2_ENABLE);
- /* gpio2 208/9/10/11 are inputs */
- au_writel((1<<8) | (1<<9) | (1<<10) | (1<<11), GPIO2_DIR);
+ /* GPIO2 208/9/10/11 are inputs */
+ au_writel((1 << 8) | (1 << 9) | (1 << 10) | (1 << 11), GPIO2_DIR);
- /* turn off power */
- au_writel((au_readl(GPIO2_PINSTATE) & ~(1<<14))|(1<<30), GPIO2_OUTPUT);
+ /* Turn off power */
+ au_writel((au_readl(GPIO2_PINSTATE) & ~(1 << 14)) | (1 << 30),
+ GPIO2_OUTPUT);
#endif
-
#ifdef CONFIG_PCI
#if defined(__MIPSEB__)
- au_writel(0xf | (2<<6) | (1<<4), Au1500_PCI_CFG);
+ au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
#else
au_writel(0xf, Au1500_PCI_CFG);
#endif