diff options
| author | Manuel Lauss <manuel.lauss@googlemail.com> | 2009-06-06 14:09:57 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2009-06-17 11:06:29 +0100 |
| commit | b6c9f10517e99d806bebd04555801c787b9a3a23 (patch) | |
| tree | 381146f79bd66dcd5b83635462c99c14d25b5469 /arch | |
| parent | bb706b28bbd647c2fd7f22d6bf03a18b9552be05 (diff) | |
MIPS: Alchemy: xxs1500: 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 <manuel.lauss@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/alchemy/xxs1500/board_setup.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/arch/mips/alchemy/xxs1500/board_setup.c b/arch/mips/alchemy/xxs1500/board_setup.c index a2634fabc50d..4de2d48caed8 100644 --- a/arch/mips/alchemy/xxs1500/board_setup.c +++ b/arch/mips/alchemy/xxs1500/board_setup.c @@ -23,6 +23,7 @@ * 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include <linux/gpio.h> #include <linux/init.h> #include <linux/delay.h> @@ -50,6 +51,9 @@ void __init board_setup(void) } #endif + alchemy_gpio1_input_enable(); + alchemy_gpio2_enable(); + /* 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; @@ -65,20 +69,19 @@ void __init board_setup(void) au_writel(0x01, UART3_ADDR + UART_MCR); /* UART_MCR_DTR is 0x01??? */ #ifdef CONFIG_PCMCIA_XXS1500 - /* Setup PCMCIA signals */ - au_writel(0, SYS_PININPUTEN); - /* GPIO 0, 1, and 4 are inputs */ - au_writel(1 | (1 << 1) | (1 << 4), SYS_TRIOUTCLR); + alchemy_gpio_direction_input(0); + alchemy_gpio_direction_input(1); + alchemy_gpio_direction_input(4); - /* 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); + alchemy_gpio_direction_input(208); + alchemy_gpio_direction_input(209); + alchemy_gpio_direction_input(210); + alchemy_gpio_direction_input(211); /* Turn off power */ - au_writel((au_readl(GPIO2_PINSTATE) & ~(1 << 14)) | (1 << 30), - GPIO2_OUTPUT); + alchemy_gpio_direction_output(214, 0); #endif #ifdef CONFIG_PCI |