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revert upstream commit that broke PCI until we have a better fix

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SVN-Revision: 22010
This commit is contained in:
Florian Fainelli 2010-07-01 08:30:16 +00:00
parent 1650f33f97
commit 09ed7e00a4
1 changed files with 69 additions and 0 deletions
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69
target/linux/au1000/patches-2.6.32/005-revert_mtx1_board_gpiolib.patch Normal file
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@ -0,0 +1,69 @@
commit 1cd692621e6d4b1f707039ea0b4e5ad3143312fb
Author: Florian Fainelli <ffainelli@freebox.fr>
Date: Thu Jul 1 10:02:53 2010 +0200
Revert "MIPS: Alchemy: MTX-1: Use linux gpio api."
This reverts commit b312ab3b5a86c8be5753cdf32ea429ba80651298.
diff --git a/arch/mips/alchemy/mtx-1/board_setup.c b/arch/mips/alchemy/mtx-1/board_setup.c
index cc32c69..8ed1ae1 100644
--- a/arch/mips/alchemy/mtx-1/board_setup.c
+++ b/arch/mips/alchemy/mtx-1/board_setup.c
@@ -28,7 +28,6 @@
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <linux/gpio.h>
#include <linux/init.h>
#include <asm/mach-au1x00/au1000.h>
@@ -56,11 +55,10 @@ void __init board_setup(void)
}
#endif
- alchemy_gpio2_enable();
-
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
/* Enable USB power switch */
- alchemy_gpio_direction_output(204, 0);
+ au_writel(au_readl(GPIO2_DIR) | 0x10, GPIO2_DIR);
+ au_writel(0x100000, GPIO2_OUTPUT);
#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
#ifdef CONFIG_PCI
@@ -76,14 +74,14 @@ void __init board_setup(void)
/* Initialize GPIO */
au_writel(0xFFFFFFFF, SYS_TRIOUTCLR);
- alchemy_gpio_direction_output(0, 0); /* Disable M66EN (PCI 66MHz) */
- alchemy_gpio_direction_output(3, 1); /* Disable PCI CLKRUN# */
- alchemy_gpio_direction_output(1, 1); /* Enable EXT_IO3 */
- alchemy_gpio_direction_output(5, 0); /* Disable eth PHY TX_ER */
+ au_writel(0x00000001, SYS_OUTPUTCLR); /* set M66EN (PCI 66MHz) to OFF */
+ au_writel(0x00000008, SYS_OUTPUTSET); /* set PCI CLKRUN# to OFF */
+ au_writel(0x00000002, SYS_OUTPUTSET); /* set EXT_IO3 ON */
+ au_writel(0x00000020, SYS_OUTPUTCLR); /* set eth PHY TX_ER to OFF */
/* Enable LED and set it to green */
- alchemy_gpio_direction_output(211, 1); /* green on */
- alchemy_gpio_direction_output(212, 0); /* red off */
+ au_writel(au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR);
+ au_writel(0x18000800, GPIO2_OUTPUT);
board_pci_idsel = mtx1_pci_idsel;
@@ -103,10 +101,10 @@ mtx1_pci_idsel(unsigned int devsel, int assert)
if (assert && devsel != 0)
/* Suppress signal to Cardbus */
- gpio_set_value(1, 0); /* set EXT_IO3 OFF */
+ au_writel(0x00000002, SYS_OUTPUTCLR); /* set EXT_IO3 OFF */
else
- gpio_set_value(1, 1); /* set EXT_IO3 ON */
-
+ au_writel(0x00000002, SYS_OUTPUTSET); /* set EXT_IO3 ON */
au_sync_udelay(1);
return 1;
}
+