msm: gpio: Remove ifdefs on gpio chip registers

Select the GPIO register configuration at runtime rather than through
idefs.

Change-Id: I02ea0a3d61bc81669f32097c32420f0688552231
Signed-off-by: David Brown <davidb@codeaurora.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>

diff --git a/arch/arm/mach-msm/gpio.c b/arch/arm/mach-msm/gpio.c
index 335afbd..e96199d 100644 (file)
--- a/arch/arm/mach-msm/gpio.c
+++ b/arch/arm/mach-msm/gpio.c
@@ -20,6 +20,7 @@
 #include <linux/io.h>
 #include <linux/irq.h>
 #include <linux/module.h>
+#include <mach/cpu.h>
 #include "gpio_hw.h"
 #include "gpiomux.h"
 
@@ -189,15 +190,19 @@ static void msm_gpio_free(struct gpio_chip *chip, unsigned offset)
 #define msm_gpio_free NULL
 #endif
 
-struct msm_gpio_chip msm_gpio_chips[] = {
-#if defined(CONFIG_ARCH_MSM7X00A)
+static struct msm_gpio_chip *msm_gpio_chips;
+static int msm_gpio_count;
+
+static struct msm_gpio_chip msm_gpio_chips_msm7x01[] = {
        MSM_GPIO_BANK(MSM7X00, 0,   0,  15),
        MSM_GPIO_BANK(MSM7X00, 1,  16,  42),
        MSM_GPIO_BANK(MSM7X00, 2,  43,  67),
        MSM_GPIO_BANK(MSM7X00, 3,  68,  94),
        MSM_GPIO_BANK(MSM7X00, 4,  95, 106),
        MSM_GPIO_BANK(MSM7X00, 5, 107, 121),
-#elif defined(CONFIG_ARCH_MSM7X30)
+};
+
+static struct msm_gpio_chip msm_gpio_chips_msm7x30[] = {
        MSM_GPIO_BANK(MSM7X30, 0,   0,  15),
        MSM_GPIO_BANK(MSM7X30, 1,  16,  43),
        MSM_GPIO_BANK(MSM7X30, 2,  44,  67),
@@ -206,7 +211,9 @@ struct msm_gpio_chip msm_gpio_chips[] = {
        MSM_GPIO_BANK(MSM7X30, 5, 107, 133),
        MSM_GPIO_BANK(MSM7X30, 6, 134, 150),
        MSM_GPIO_BANK(MSM7X30, 7, 151, 181),
-#elif defined(CONFIG_ARCH_QSD8X50)
+};
+
+static struct msm_gpio_chip msm_gpio_chips_qsd8x50[] = {
        MSM_GPIO_BANK(QSD8X50, 0,   0,  15),
        MSM_GPIO_BANK(QSD8X50, 1,  16,  42),
        MSM_GPIO_BANK(QSD8X50, 2,  43,  67),
@@ -215,7 +222,6 @@ struct msm_gpio_chip msm_gpio_chips[] = {
        MSM_GPIO_BANK(QSD8X50, 5, 104, 121),
        MSM_GPIO_BANK(QSD8X50, 6, 122, 152),
        MSM_GPIO_BANK(QSD8X50, 7, 153, 164),
-#endif
 };
 
 static void msm_gpio_irq_ack(struct irq_data *d)
@@ -311,7 +317,7 @@ static void msm_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
        int i, j, mask;
        unsigned val;
 
-       for (i = 0; i < ARRAY_SIZE(msm_gpio_chips); i++) {
+       for (i = 0; i < msm_gpio_count; i++) {
                struct msm_gpio_chip *msm_chip = &msm_gpio_chips[i];
                val = readl(msm_chip->regs.int_status);
                val &= msm_chip->int_enable[0];
@@ -342,6 +348,19 @@ static int __init msm_init_gpio(void)
 {
        int i, j = 0;
 
+       if (cpu_is_msm7x01()) {
+               msm_gpio_chips = msm_gpio_chips_msm7x01;
+               msm_gpio_count = ARRAY_SIZE(msm_gpio_chips_msm7x01);
+       } else if (cpu_is_msm7x30()) {
+               msm_gpio_chips = msm_gpio_chips_msm7x30;
+               msm_gpio_count = ARRAY_SIZE(msm_gpio_chips_msm7x30);
+       } else if (cpu_is_qsd8x50()) {
+               msm_gpio_chips = msm_gpio_chips_qsd8x50;
+               msm_gpio_count = ARRAY_SIZE(msm_gpio_chips_qsd8x50);
+       } else {
+               return 0;
+       }
+
        for (i = FIRST_GPIO_IRQ; i < FIRST_GPIO_IRQ + NR_GPIO_IRQS; i++) {
                if (i - FIRST_GPIO_IRQ >=
                        msm_gpio_chips[j].chip.base +
@@ -353,7 +372,7 @@ static int __init msm_init_gpio(void)
                set_irq_flags(i, IRQF_VALID);
        }
 
-       for (i = 0; i < ARRAY_SIZE(msm_gpio_chips); i++) {
+       for (i = 0; i < msm_gpio_count; i++) {
                spin_lock_init(&msm_gpio_chips[i].lock);
                writel(0, msm_gpio_chips[i].regs.int_en);
                gpiochip_add(&msm_gpio_chips[i].chip);