From d578f3ac3869c505a77c71dd1f336acc1d74aab5 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Sat, 2 Feb 2013 17:21:01 +0000 Subject: [PATCH] ramips: rt3883: add kernel support for the Omnima EMB HPM board Signed-off-by: Gabor Juhos SVN-Revision: 35466 --- .../mips/include/asm/mach-ralink/machine.h | 1 + .../files/arch/mips/ralink/rt3883/Kconfig | 5 + .../files/arch/mips/ralink/rt3883/Makefile | 1 + .../mips/ralink/rt3883/mach-omni-emb-hpm.c | 157 ++++++++++++++++++ target/linux/ramips/rt3883/config-3.7 | 1 + 5 files changed, 165 insertions(+) create mode 100644 target/linux/ramips/files/arch/mips/ralink/rt3883/mach-omni-emb-hpm.c diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h index 238495d299..b3903fc226 100644 --- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h +++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h @@ -75,6 +75,7 @@ enum ramips_mach_type { /* RT3662 based machines */ RAMIPS_MACH_DIR_645, /* D-Link DIR-645 */ + RAMIPS_MACH_OMNI_EMB_HPM, /* Omnima EMB HPM */ RAMIPS_MACH_RT_N56U, /* Asus RT-N56U */ /* RT3883 based machines */ diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig b/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig index 507cdb38b4..57823f0c67 100644 --- a/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig +++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig @@ -13,6 +13,11 @@ config RT3883_MACH_DIR_645 select RALINK_DEV_GPIO_BUTTONS select RALINK_DEV_GPIO_LEDS +config RT3883_MACH_OMNI_EMB_HPM + bool "Omnima EMB HPM board support" + select RALINK_DEV_GPIO_BUTTONS + select RALINK_DEV_GPIO_LEDS + config RT3883_MACH_TEW_691GR bool "TRENDnet TEW-691GR support" select RALINK_DEV_GPIO_BUTTONS diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile b/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile index 125471af33..e1ab61e814 100644 --- a/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile +++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile @@ -12,6 +12,7 @@ obj-y := irq.o setup.o devices.o rt3883.o clock.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_RT3883_MACH_DIR_645) += mach-dir-645.o +obj-$(CONFIG_RT3883_MACH_OMNI_EMB_HPM) += mach-omni-emb-hpm.o obj-$(CONFIG_RT3883_MACH_RT_N56U) += mach-rt-n56u.o obj-$(CONFIG_RT3883_MACH_TEW_691GR) += mach-tew-691gr.o obj-$(CONFIG_RT3883_MACH_TEW_692GR) += mach-tew-692gr.o diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-omni-emb-hpm.c b/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-omni-emb-hpm.c new file mode 100644 index 0000000000..77ccff624f --- /dev/null +++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-omni-emb-hpm.c @@ -0,0 +1,157 @@ +/* + * Omnima EMB HPM board support + * + * Copyright (C) 2012 Gabor Juhos + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "devices.h" + +#define OMNI_EMB_HPM_GPIO_LED_POWER 7 +#define OMNI_EMB_HPM_GPIO_LED_ETH_GREEN 20 +#define OMNI_EMB_HPM_GPIO_LED_ETH_RED 18 +#define OMNI_EMB_HPM_GPIO_LED_STATUS 21 +#define OMNI_EMB_HPM_GPIO_LED_WIFI_GREEN 17 +#define OMNI_EMB_HPM_GPIO_LED_WIFI_RED 19 + +#define OMNI_EMB_HPM_GPIO_BUTTON_RESET 14 + +#define OMNI_EMB_HPM_GPIO_USB0_ENABLE 2 +#define OMNI_EMB_HPM_GPIO_USB1_ENABLE 1 +#define OMNI_EMB_HPM_GPIO_USB0_OC 12 +#define OMNI_EMB_HPM_GPIO_USB1_OC 13 + +#define OMNI_EMB_HPM_KEYS_POLL_INTERVAL 20 +#define OMNI_EMB_HPM_KEYS_DEBOUNCE_INTERVAL (3 * OMNI_EMB_HPM_KEYS_POLL_INTERVAL) + +static struct gpio_led omni_emb_hpm_leds_gpio[] __initdata = { + { + .name = "emb:orange:power", + .gpio = OMNI_EMB_HPM_GPIO_LED_POWER, + .active_low = 1, + }, + { + .name = "emb:green:status", + .gpio = OMNI_EMB_HPM_GPIO_LED_STATUS, + }, + { + .name = "emb:green:eth", + .gpio = OMNI_EMB_HPM_GPIO_LED_ETH_GREEN, + .active_low = 1, + }, + { + .name = "emb:red:eth", + .gpio = OMNI_EMB_HPM_GPIO_LED_ETH_RED, + .active_low = 1, + }, + { + .name = "emb:green:wifi", + .gpio = OMNI_EMB_HPM_GPIO_LED_WIFI_GREEN, + .active_low = 1, + }, + { + .name = "emb:red:wifi", + .gpio = OMNI_EMB_HPM_GPIO_LED_WIFI_RED, + .active_low = 1, + }, +}; + +static struct gpio_keys_button omni_emb_hpm_gpio_buttons[] __initdata = { + { + .desc = "reset", + .type = EV_KEY, + .code = KEY_RESTART, + .debounce_interval = OMNI_EMB_HPM_KEYS_DEBOUNCE_INTERVAL, + .gpio = OMNI_EMB_HPM_GPIO_BUTTON_RESET, + .active_low = 1, + }, +}; + +static struct spi_board_info omni_emb_hpm_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "m25p80", + } +}; + + +static void __init omni_emb_hpm_gpio_request(unsigned int gpio, + unsigned long flags, + const char *label, + bool free) +{ + int err; + + err = gpio_request_one(gpio, flags, label); + if (err) { + pr_err("EMB_HPM: can't setup GPIO%u (%s), err=%d\n", + gpio, label, err); + return; + } + + if (free) + gpio_free(gpio); +} + +static void __init omni_emb_hpm_gpio_init(void) +{ + rt3883_gpio_init(RT3883_GPIO_MODE_I2C | + RT3883_GPIO_MODE_UART0(RT3883_GPIO_MODE_GPIO) | + RT3883_GPIO_MODE_JTAG); + + omni_emb_hpm_gpio_request(OMNI_EMB_HPM_GPIO_USB0_ENABLE, + GPIOF_OUT_INIT_HIGH, + "USB0 power", true); + omni_emb_hpm_gpio_request(OMNI_EMB_HPM_GPIO_USB1_ENABLE, + GPIOF_OUT_INIT_HIGH, + "USB1 power", true); + omni_emb_hpm_gpio_request(OMNI_EMB_HPM_GPIO_USB0_OC, + GPIOF_IN, "USB0 OC", false); + omni_emb_hpm_gpio_request(OMNI_EMB_HPM_GPIO_USB1_OC, + GPIOF_IN, "USB1 OC", false); +} + +static void __init omni_emb_hpm_init(void) +{ + omni_emb_hpm_gpio_init(); + + ramips_register_gpio_leds(-1, ARRAY_SIZE(omni_emb_hpm_leds_gpio), + omni_emb_hpm_leds_gpio); + + ramips_register_gpio_buttons(-1, OMNI_EMB_HPM_KEYS_POLL_INTERVAL, + ARRAY_SIZE(omni_emb_hpm_gpio_buttons), + omni_emb_hpm_gpio_buttons); + + rt3883_register_spi(omni_emb_hpm_spi_info, + ARRAY_SIZE(omni_emb_hpm_spi_info)); + + rt3883_register_wlan(); + + rt3883_eth_data.phy_mask = BIT(4); + rt3883_register_ethernet(); + + rt3883_register_wdt(false); + rt3883_register_usbhost(); +} + +MIPS_MACHINE(RAMIPS_MACH_OMNI_EMB_HPM, "OMNI-EMB-HPM", "Omnima EMB HPM", + omni_emb_hpm_init); diff --git a/target/linux/ramips/rt3883/config-3.7 b/target/linux/ramips/rt3883/config-3.7 index f9b195ab93..8076397890 100644 --- a/target/linux/ramips/rt3883/config-3.7 +++ b/target/linux/ramips/rt3883/config-3.7 @@ -110,6 +110,7 @@ CONFIG_RALINK_DEV_GPIO_LEDS=y CONFIG_RALINK_RT3883=y CONFIG_RAMIPS_WDT=y CONFIG_RT3883_MACH_DIR_645=y +CONFIG_RT3883_MACH_OMNI_EMB_HPM=y CONFIG_RT3883_MACH_RT_N56U=y CONFIG_RT3883_MACH_TEW_691GR=y CONFIG_RT3883_MACH_TEW_692GR=y -- 2.30.2