diff options
author | Luotao Fu <l.fu@pengutronix.de> | 2010-06-18 03:23:19 -0400 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-07-26 08:18:27 -0400 |
commit | b725abad348d1f4fea8771eb23452eec2b7fe65f (patch) | |
tree | 0c44e56ce25d2fc635d1a0c9d5314b9eaa2297eb /arch/arm/mach-mx2/mach-pca100.c | |
parent | 42216fc59db7dada1d622dfed36e7e56b1b68b04 (diff) |
pca100: clean up GPIO pin multiplexing
cleaned up some duplicated mxc_gpio_mode calls and move the correpsonding
pin multiplexing either into the initial pin config table or ifdef blocks.
Signed-off-by: Luotao Fu <l.fu@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx2/mach-pca100.c')
-rw-r--r-- | arch/arm/mach-mx2/mach-pca100.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/arch/arm/mach-mx2/mach-pca100.c b/arch/arm/mach-mx2/mach-pca100.c index a94343663997..2164b7f96ef2 100644 --- a/arch/arm/mach-mx2/mach-pca100.c +++ b/arch/arm/mach-mx2/mach-pca100.c | |||
@@ -55,6 +55,9 @@ | |||
55 | 55 | ||
56 | #define OTG_PHY_CS_GPIO (GPIO_PORTB + 23) | 56 | #define OTG_PHY_CS_GPIO (GPIO_PORTB + 23) |
57 | #define USBH2_PHY_CS_GPIO (GPIO_PORTB + 24) | 57 | #define USBH2_PHY_CS_GPIO (GPIO_PORTB + 24) |
58 | #define SPI1_SS0 (GPIO_PORTD + 28) | ||
59 | #define SPI1_SS1 (GPIO_PORTD + 27) | ||
60 | #define SD2_CD (GPIO_PORTC + 29) | ||
58 | 61 | ||
59 | static int pca100_pins[] = { | 62 | static int pca100_pins[] = { |
60 | /* UART1 */ | 63 | /* UART1 */ |
@@ -69,6 +72,7 @@ static int pca100_pins[] = { | |||
69 | PB7_PF_SD2_D3, | 72 | PB7_PF_SD2_D3, |
70 | PB8_PF_SD2_CMD, | 73 | PB8_PF_SD2_CMD, |
71 | PB9_PF_SD2_CLK, | 74 | PB9_PF_SD2_CLK, |
75 | SD2_CD | GPIO_GPIO | GPIO_IN, | ||
72 | /* FEC */ | 76 | /* FEC */ |
73 | PD0_AIN_FEC_TXD0, | 77 | PD0_AIN_FEC_TXD0, |
74 | PD1_AIN_FEC_TXD1, | 78 | PD1_AIN_FEC_TXD1, |
@@ -156,6 +160,10 @@ static int pca100_pins[] = { | |||
156 | PA28_PF_HSYNC, | 160 | PA28_PF_HSYNC, |
157 | PA29_PF_VSYNC, | 161 | PA29_PF_VSYNC, |
158 | PA31_PF_OE_ACD, | 162 | PA31_PF_OE_ACD, |
163 | /* free GPIO */ | ||
164 | GPIO_PORTC | 31 | GPIO_GPIO | GPIO_IN, /* GPIO0_IRQ */ | ||
165 | GPIO_PORTC | 25 | GPIO_GPIO | GPIO_IN, /* GPIO1_IRQ */ | ||
166 | GPIO_PORTE | 5 | GPIO_GPIO | GPIO_IN, /* GPIO2_IRQ */ | ||
159 | }; | 167 | }; |
160 | 168 | ||
161 | static struct imxuart_platform_data uart_pdata = { | 169 | static struct imxuart_platform_data uart_pdata = { |
@@ -214,7 +222,7 @@ static struct spi_board_info pca100_spi_board_info[] __initdata = { | |||
214 | }, | 222 | }, |
215 | }; | 223 | }; |
216 | 224 | ||
217 | static int pca100_spi_cs[] = {GPIO_PORTD + 28, GPIO_PORTD + 27}; | 225 | static int pca100_spi_cs[] = {SPI1_SS0, SPI1_SS1}; |
218 | 226 | ||
219 | static struct spi_imx_master pca100_spi_0_data = { | 227 | static struct spi_imx_master pca100_spi_0_data = { |
220 | .chipselect = pca100_spi_cs, | 228 | .chipselect = pca100_spi_cs, |
@@ -388,7 +396,6 @@ static void __init pca100_init(void) | |||
388 | 396 | ||
389 | mxc_register_device(&mxc_uart_device0, &uart_pdata); | 397 | mxc_register_device(&mxc_uart_device0, &uart_pdata); |
390 | 398 | ||
391 | mxc_gpio_mode(GPIO_PORTC | 29 | GPIO_GPIO | GPIO_IN); | ||
392 | mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata); | 399 | mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata); |
393 | 400 | ||
394 | mxc_register_device(&imx27_nand_device, &pca100_nand_board_info); | 401 | mxc_register_device(&imx27_nand_device, &pca100_nand_board_info); |
@@ -399,17 +406,9 @@ static void __init pca100_init(void) | |||
399 | 406 | ||
400 | mxc_register_device(&mxc_i2c_device1, &pca100_i2c_1_data); | 407 | mxc_register_device(&mxc_i2c_device1, &pca100_i2c_1_data); |
401 | 408 | ||
402 | mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT); | ||
403 | mxc_gpio_mode(GPIO_PORTD | 27 | GPIO_GPIO | GPIO_OUT); | ||
404 | |||
405 | /* GPIO0_IRQ */ | ||
406 | mxc_gpio_mode(GPIO_PORTC | 31 | GPIO_GPIO | GPIO_IN); | ||
407 | /* GPIO1_IRQ */ | ||
408 | mxc_gpio_mode(GPIO_PORTC | 25 | GPIO_GPIO | GPIO_IN); | ||
409 | /* GPIO2_IRQ */ | ||
410 | mxc_gpio_mode(GPIO_PORTE | 5 | GPIO_GPIO | GPIO_IN); | ||
411 | |||
412 | #if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE) | 409 | #if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE) |
410 | mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_IN); | ||
411 | mxc_gpio_mode(GPIO_PORTD | 27 | GPIO_GPIO | GPIO_IN); | ||
413 | spi_register_board_info(pca100_spi_board_info, | 412 | spi_register_board_info(pca100_spi_board_info, |
414 | ARRAY_SIZE(pca100_spi_board_info)); | 413 | ARRAY_SIZE(pca100_spi_board_info)); |
415 | mxc_register_device(&mxc_spi_device0, &pca100_spi_0_data); | 414 | mxc_register_device(&mxc_spi_device0, &pca100_spi_0_data); |