From bb706b28bbd647c2fd7f22d6bf03a18b9552be05 Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Sat, 6 Jun 2009 14:09:56 +0200 Subject: [PATCH] MIPS: Alchemy: MTX-1: Use linux gpio api. Replace a few GPIO register accesses in the board init code with calls to the gpio api. Signed-off-by: Manuel Lauss Signed-off-by: Ralf Baechle --- arch/mips/alchemy/mtx-1/board_setup.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/arch/mips/alchemy/mtx-1/board_setup.c b/arch/mips/alchemy/mtx-1/board_setup.c index 8ed1ae12bc5..cc32c69a74a 100644 --- a/arch/mips/alchemy/mtx-1/board_setup.c +++ b/arch/mips/alchemy/mtx-1/board_setup.c @@ -28,6 +28,7 @@ * 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include #include #include @@ -55,10 +56,11 @@ 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 */ - au_writel(au_readl(GPIO2_DIR) | 0x10, GPIO2_DIR); - au_writel(0x100000, GPIO2_OUTPUT); + alchemy_gpio_direction_output(204, 0); #endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */ #ifdef CONFIG_PCI @@ -74,14 +76,14 @@ void __init board_setup(void) /* Initialize GPIO */ au_writel(0xFFFFFFFF, SYS_TRIOUTCLR); - 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 */ + 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 */ /* Enable LED and set it to green */ - au_writel(au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR); - au_writel(0x18000800, GPIO2_OUTPUT); + alchemy_gpio_direction_output(211, 1); /* green on */ + alchemy_gpio_direction_output(212, 0); /* red off */ board_pci_idsel = mtx1_pci_idsel; @@ -101,10 +103,10 @@ mtx1_pci_idsel(unsigned int devsel, int assert) if (assert && devsel != 0) /* Suppress signal to Cardbus */ - au_writel(0x00000002, SYS_OUTPUTCLR); /* set EXT_IO3 OFF */ + gpio_set_value(1, 0); /* set EXT_IO3 OFF */ else - au_writel(0x00000002, SYS_OUTPUTSET); /* set EXT_IO3 ON */ + gpio_set_value(1, 1); /* set EXT_IO3 ON */ + au_sync_udelay(1); return 1; } - -- 2.20.1