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| author | Linus Walleij <linus.walleij@linaro.org> | 2013-05-23 20:09:43 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2013-06-17 13:54:38 +0200 |
| commit | b263e9b88746c6902c36d35a2dd83c119f8510a2 (patch) | |
| tree | a9f8d06f482af8587d9c7dbf77735bb3dc3185ce /drivers/pinctrl/pinctrl-coh901.c | |
| parent | 85fb28bed813469ba56706a7e48fba596f47c253 (diff) | |
| download | lwn-b263e9b88746c6902c36d35a2dd83c119f8510a2.tar.gz lwn-b263e9b88746c6902c36d35a2dd83c119f8510a2.zip | |
pinctrl: get rid of all platform data for coh901
This deletes the dependency on any platform data for
the COH901 pin controller. There is only one user in the
kernel, and if we at some point want to support more
variants, they shall provide their variant info through
the device tree.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-coh901.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-coh901.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/pinctrl/pinctrl-coh901.c b/drivers/pinctrl/pinctrl-coh901.c index d4f8afdad1ad..46ff140cfa76 100644 --- a/drivers/pinctrl/pinctrl-coh901.c +++ b/drivers/pinctrl/pinctrl-coh901.c @@ -22,7 +22,6 @@ #include <linux/slab.h> #include <linux/pinctrl/consumer.h> #include <linux/pinctrl/pinconf-generic.h> -#include <linux/platform_data/pinctrl-coh901.h> #include "pinctrl-coh901.h" #define U300_GPIO_PORT_STRIDE (0x30) @@ -58,8 +57,9 @@ #define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL) /* 8 bits per port, no version has more than 7 ports */ +#define U300_GPIO_NUM_PORTS 7 #define U300_GPIO_PINS_PER_PORT 8 -#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * 7) +#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS) struct u300_gpio { struct gpio_chip chip; @@ -111,9 +111,6 @@ struct u300_gpio_confdata { int outval; }; -/* BS335 has seven ports of 8 bits each = GPIO pins 0..55 */ -#define BS335_GPIO_NUM_PORTS 7 - #define U300_FLOATING_INPUT { \ .bias_mode = PIN_CONFIG_BIAS_HIGH_IMPEDANCE, \ .output = false, \ @@ -136,7 +133,7 @@ struct u300_gpio_confdata { /* Initial configuration */ static const struct __initconst u300_gpio_confdata -bs335_gpio_config[BS335_GPIO_NUM_PORTS][U300_GPIO_PINS_PER_PORT] = { +bs335_gpio_config[U300_GPIO_NUM_PORTS][U300_GPIO_PINS_PER_PORT] = { /* Port 0, pins 0-7 */ { U300_FLOATING_INPUT, @@ -630,13 +627,12 @@ static void __init u300_gpio_init_pin(struct u300_gpio *gpio, } } -static void __init u300_gpio_init_coh901571(struct u300_gpio *gpio, - struct u300_gpio_platform *plat) +static void __init u300_gpio_init_coh901571(struct u300_gpio *gpio) { int i, j; /* Write default config and values to all pins */ - for (i = 0; i < plat->ports; i++) { + for (i = 0; i < U300_GPIO_NUM_PORTS; i++) { for (j = 0; j < 8; j++) { const struct u300_gpio_confdata *conf; int offset = (i*8) + j; @@ -693,7 +689,6 @@ static struct coh901_pinpair coh901_pintable[] = { static int __init u300_gpio_probe(struct platform_device *pdev) { - struct u300_gpio_platform *plat = dev_get_platdata(&pdev->dev); struct u300_gpio *gpio; struct resource *memres; int err = 0; @@ -707,9 +702,9 @@ static int __init u300_gpio_probe(struct platform_device *pdev) return -ENOMEM; gpio->chip = u300_gpio_chip; - gpio->chip.ngpio = plat->ports * U300_GPIO_PINS_PER_PORT; + gpio->chip.ngpio = U300_GPIO_NUM_PORTS * U300_GPIO_PINS_PER_PORT; gpio->chip.dev = &pdev->dev; - gpio->chip.base = plat->gpio_base; + gpio->chip.base = 0; gpio->dev = &pdev->dev; memres = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -755,11 +750,11 @@ static int __init u300_gpio_probe(struct platform_device *pdev) ((val & 0x0000FE00) >> 9) * 8); writel(U300_GPIO_CR_BLOCK_CLKRQ_ENABLE, gpio->base + U300_GPIO_CR); - u300_gpio_init_coh901571(gpio, plat); + u300_gpio_init_coh901571(gpio); /* Add each port with its IRQ separately */ INIT_LIST_HEAD(&gpio->port_list); - for (portno = 0 ; portno < plat->ports; portno++) { + for (portno = 0 ; portno < U300_GPIO_NUM_PORTS; portno++) { struct u300_gpio_port *port = kmalloc(sizeof(struct u300_gpio_port), GFP_KERNEL); |