diff options
Diffstat (limited to 'target/linux/omap24xx/patches-3.1/300-cbus-platform.patch')
| -rw-r--r-- | target/linux/omap24xx/patches-3.1/300-cbus-platform.patch | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/target/linux/omap24xx/patches-3.1/300-cbus-platform.patch b/target/linux/omap24xx/patches-3.1/300-cbus-platform.patch new file mode 100644 index 000000000..567e4c6f1 --- /dev/null +++ b/target/linux/omap24xx/patches-3.1/300-cbus-platform.patch @@ -0,0 +1,169 @@ +Index: linux-3.1-rc4/arch/arm/mach-omap2/board-n8x0.c +=================================================================== +--- linux-3.1-rc4.orig/arch/arm/mach-omap2/board-n8x0.c 2011-10-29 20:35:03.620973158 +0200 ++++ linux-3.1-rc4/arch/arm/mach-omap2/board-n8x0.c 2011-10-29 20:35:48.268866718 +0200 +@@ -15,8 +15,10 @@ + #include <linux/delay.h> + #include <linux/gpio.h> + #include <linux/init.h> ++#include <linux/irq.h> + #include <linux/io.h> + #include <linux/stddef.h> ++#include <linux/platform_device.h> + #include <linux/i2c.h> + #include <linux/spi/spi.h> + #include <linux/usb/musb.h> +@@ -33,6 +35,7 @@ + #include <plat/onenand.h> + #include <plat/mmc.h> + #include <plat/serial.h> ++#include <plat/cbus.h> + + #include "mux.h" + +@@ -193,6 +196,114 @@ static struct omap_onenand_platform_data + }; + #endif + ++#if defined(CONFIG_CBUS) || defined(CONFIG_CBUS_MODULE) ++ ++static struct cbus_host_platform_data n8x0_cbus_data = { ++ .clk_gpio = 66, ++ .dat_gpio = 65, ++ .sel_gpio = 64, ++}; ++ ++static struct platform_device n8x0_cbus_device = { ++ .name = "cbus", ++ .id = -1, ++ .dev = { ++ .platform_data = &n8x0_cbus_data, ++ }, ++}; ++ ++static struct resource retu_resource[] = { ++ { ++ .start = -EINVAL, /* set later */ ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++static struct cbus_retu_platform_data n8x0_retu_data = { ++ .irq_base = CBUS_RETU_IRQ_BASE, ++ .irq_end = CBUS_RETU_IRQ_END, ++ .devid = CBUS_RETU_DEVICE_ID, ++}; ++ ++static struct platform_device retu_device = { ++ .name = "retu", ++ .id = -1, ++ .resource = retu_resource, ++ .num_resources = ARRAY_SIZE(retu_resource), ++ .dev = { ++ .platform_data = &n8x0_retu_data, ++ }, ++}; ++ ++static struct resource tahvo_resource[] = { ++ { ++ .start = -EINVAL, /* set later */ ++ .flags = IORESOURCE_IRQ, ++ } ++}; ++ ++static struct platform_device tahvo_device = { ++ .name = "tahvo", ++ .id = -1, ++ .resource = tahvo_resource, ++ .num_resources = ARRAY_SIZE(tahvo_resource), ++}; ++ ++static struct platform_device tahvo_usb_device = { ++ .name = "tahvo-usb", ++ .id = -1, ++}; ++ ++static void __init n8x0_cbus_init(void) ++{ ++ int ret; ++ ++ platform_device_register(&n8x0_cbus_device); ++ ++ ret = gpio_request(108, "RETU irq"); ++ if (ret < 0) { ++ pr_err("retu: Unable to reserve IRQ GPIO\n"); ++ return; ++ } ++ ++ ret = gpio_direction_input(108); ++ if (ret < 0) { ++ pr_err("retu: Unable to change gpio direction\n"); ++ gpio_free(108); ++ return; ++ } ++ ++ irq_set_irq_type(gpio_to_irq(108), IRQ_TYPE_EDGE_RISING); ++ retu_resource[0].start = gpio_to_irq(108); ++ platform_device_register(&retu_device); ++ ++ ret = gpio_request(111, "TAHVO irq"); ++ if (ret) { ++ pr_err("tahvo: Unable to reserve IRQ GPIO\n"); ++ gpio_free(108); ++ return; ++ } ++ ++ /* Set the pin as input */ ++ ret = gpio_direction_input(111); ++ if (ret) { ++ pr_err("tahvo: Unable to change direction\n"); ++ gpio_free(108); ++ gpio_free(111); ++ return; ++ } ++ ++ tahvo_resource[0].start = gpio_to_irq(111); ++ platform_device_register(&tahvo_device); ++ platform_device_register(&tahvo_usb_device); ++} ++ ++#else ++static inline void __init n8x0_cbus_init(void) ++{ ++} ++#endif ++ + #if defined(CONFIG_MENELAUS) && \ + (defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)) + +@@ -679,6 +790,8 @@ static inline void board_serial_init(voi + static void __init n8x0_init_machine(void) + { + omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC); ++ n8x0_cbus_init(); ++ + /* FIXME: add n810 spi devices */ + spi_register_board_info(n800_spi_board_info, + ARRAY_SIZE(n800_spi_board_info)); +Index: linux-3.1-rc4/arch/arm/plat-omap/include/plat/irqs.h +=================================================================== +--- linux-3.1-rc4.orig/arch/arm/plat-omap/include/plat/irqs.h 2011-10-29 20:35:01.620977933 +0200 ++++ linux-3.1-rc4/arch/arm/plat-omap/include/plat/irqs.h 2011-10-29 20:35:48.268866718 +0200 +@@ -428,8 +428,16 @@ + #define OMAP_GPMC_NR_IRQS 8 + #define OMAP_GPMC_IRQ_END (OMAP_GPMC_IRQ_BASE + OMAP_GPMC_NR_IRQS) + ++/* CBUS */ ++#define CBUS_RETU_IRQ_BASE OMAP_GPMC_IRQ_END ++#ifdef CONFIG_CBUS_RETU ++#define CBUS_RETU_NR_IRQS 16 ++#else ++#define CBUS_RETU_NR_IRQS 0 ++#endif ++#define CBUS_RETU_IRQ_END (CBUS_RETU_IRQ_BASE + CBUS_RETU_NR_IRQS) + +-#define NR_IRQS OMAP_GPMC_IRQ_END ++#define NR_IRQS CBUS_RETU_IRQ_END + + #define OMAP_IRQ_BIT(irq) (1 << ((irq) % 32)) + |