170 lines
4.1 KiB
Diff
170 lines
4.1 KiB
Diff
Index: linux-3.1/arch/arm/mach-omap2/board-n8x0.c
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===================================================================
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--- linux-3.1.orig/arch/arm/mach-omap2/board-n8x0.c 2011-10-30 00:48:29.505056863 +0200
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+++ linux-3.1/arch/arm/mach-omap2/board-n8x0.c 2011-10-30 00:48:47.357044479 +0200
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@@ -15,8 +15,10 @@
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#include <linux/delay.h>
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#include <linux/gpio.h>
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#include <linux/init.h>
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+#include <linux/irq.h>
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#include <linux/io.h>
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#include <linux/stddef.h>
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+#include <linux/platform_device.h>
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#include <linux/i2c.h>
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#include <linux/spi/spi.h>
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#include <linux/usb/musb.h>
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@@ -33,6 +35,7 @@
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#include <plat/onenand.h>
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#include <plat/mmc.h>
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#include <plat/serial.h>
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+#include <plat/cbus.h>
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#include "mux.h"
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@@ -193,6 +196,114 @@ static struct omap_onenand_platform_data
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};
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#endif
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+#if defined(CONFIG_CBUS) || defined(CONFIG_CBUS_MODULE)
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+
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+static struct cbus_host_platform_data n8x0_cbus_data = {
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+ .clk_gpio = 66,
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+ .dat_gpio = 65,
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+ .sel_gpio = 64,
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+};
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+
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+static struct platform_device n8x0_cbus_device = {
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+ .name = "cbus",
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+ .id = -1,
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+ .dev = {
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+ .platform_data = &n8x0_cbus_data,
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+ },
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+};
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+
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+static struct resource retu_resource[] = {
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+ {
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+ .start = -EINVAL, /* set later */
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+ .flags = IORESOURCE_IRQ,
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+ },
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+};
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+
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+static struct cbus_retu_platform_data n8x0_retu_data = {
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+ .irq_base = CBUS_RETU_IRQ_BASE,
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+ .irq_end = CBUS_RETU_IRQ_END,
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+ .devid = CBUS_RETU_DEVICE_ID,
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+};
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+
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+static struct platform_device retu_device = {
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+ .name = "retu",
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+ .id = -1,
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+ .resource = retu_resource,
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+ .num_resources = ARRAY_SIZE(retu_resource),
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+ .dev = {
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+ .platform_data = &n8x0_retu_data,
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+ },
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+};
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+
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+static struct resource tahvo_resource[] = {
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+ {
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+ .start = -EINVAL, /* set later */
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+ .flags = IORESOURCE_IRQ,
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+ }
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+};
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+
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+static struct platform_device tahvo_device = {
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+ .name = "tahvo",
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+ .id = -1,
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+ .resource = tahvo_resource,
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+ .num_resources = ARRAY_SIZE(tahvo_resource),
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+};
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+
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+static struct platform_device tahvo_usb_device = {
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+ .name = "tahvo-usb",
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+ .id = -1,
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+};
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+
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+static void __init n8x0_cbus_init(void)
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+{
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+ int ret;
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+
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+ platform_device_register(&n8x0_cbus_device);
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+
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+ ret = gpio_request(108, "RETU irq");
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+ if (ret < 0) {
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+ pr_err("retu: Unable to reserve IRQ GPIO\n");
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+ return;
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+ }
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+
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+ ret = gpio_direction_input(108);
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+ if (ret < 0) {
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+ pr_err("retu: Unable to change gpio direction\n");
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+ gpio_free(108);
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+ return;
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+ }
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+
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+ irq_set_irq_type(gpio_to_irq(108), IRQ_TYPE_EDGE_RISING);
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+ retu_resource[0].start = gpio_to_irq(108);
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+ platform_device_register(&retu_device);
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+
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+ ret = gpio_request(111, "TAHVO irq");
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+ if (ret) {
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+ pr_err("tahvo: Unable to reserve IRQ GPIO\n");
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+ gpio_free(108);
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+ return;
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+ }
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+
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+ /* Set the pin as input */
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+ ret = gpio_direction_input(111);
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+ if (ret) {
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+ pr_err("tahvo: Unable to change direction\n");
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+ gpio_free(108);
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+ gpio_free(111);
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+ return;
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+ }
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+
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+ tahvo_resource[0].start = gpio_to_irq(111);
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+ platform_device_register(&tahvo_device);
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+ platform_device_register(&tahvo_usb_device);
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+}
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+
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+#else
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+static inline void __init n8x0_cbus_init(void)
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+{
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+}
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+#endif
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+
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#if defined(CONFIG_MENELAUS) && \
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(defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE))
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@@ -679,6 +790,8 @@ static inline void board_serial_init(voi
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static void __init n8x0_init_machine(void)
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{
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omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC);
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+ n8x0_cbus_init();
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+
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/* FIXME: add n810 spi devices */
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spi_register_board_info(n800_spi_board_info,
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ARRAY_SIZE(n800_spi_board_info));
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Index: linux-3.1/arch/arm/plat-omap/include/plat/irqs.h
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===================================================================
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--- linux-3.1.orig/arch/arm/plat-omap/include/plat/irqs.h 2011-10-30 00:48:29.517056855 +0200
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+++ linux-3.1/arch/arm/plat-omap/include/plat/irqs.h 2011-10-30 00:48:47.357044479 +0200
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@@ -428,8 +428,16 @@
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#define OMAP_GPMC_NR_IRQS 8
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#define OMAP_GPMC_IRQ_END (OMAP_GPMC_IRQ_BASE + OMAP_GPMC_NR_IRQS)
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+/* CBUS */
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+#define CBUS_RETU_IRQ_BASE OMAP_GPMC_IRQ_END
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+#ifdef CONFIG_CBUS_RETU
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+#define CBUS_RETU_NR_IRQS 16
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+#else
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+#define CBUS_RETU_NR_IRQS 0
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+#endif
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+#define CBUS_RETU_IRQ_END (CBUS_RETU_IRQ_BASE + CBUS_RETU_NR_IRQS)
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-#define NR_IRQS OMAP_GPMC_IRQ_END
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+#define NR_IRQS CBUS_RETU_IRQ_END
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#define OMAP_IRQ_BIT(irq) (1 << ((irq) % 32))
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