From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-wm0-x232.google.com ([2a00:1450:400c:c09::232]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aAMLG-0001Jp-PZ for barebox@lists.infradead.org; Sat, 19 Dec 2015 18:35:02 +0000 Received: by mail-wm0-x232.google.com with SMTP id l126so23419038wml.1 for ; Sat, 19 Dec 2015 10:34:38 -0800 (PST) From: Alexander Aring Date: Sat, 19 Dec 2015 19:34:04 +0100 Message-Id: <1450550044-14674-8-git-send-email-alex.aring@gmail.com> In-Reply-To: <1450550044-14674-1-git-send-email-alex.aring@gmail.com> References: <1450550044-14674-1-git-send-email-alex.aring@gmail.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 7/7] arm: bcm283x: add rpi2 support To: barebox@lists.infradead.org Cc: dthompson@nexusisp.com, carlo.caione@gmail.com This patch adds Raspberry Pi 2 support in barebox. The features should be the same like the current RPi status in barebox. Signed-off-by: Alexander Aring --- arch/arm/Kconfig | 5 + arch/arm/boards/Makefile | 2 +- arch/arm/boards/raspberry-pi/Makefile | 2 + arch/arm/boards/raspberry-pi/rpi-common.c | 294 ++++++++++++++++++++++++++ arch/arm/boards/raspberry-pi/rpi.c | 292 +------------------------ arch/arm/boards/raspberry-pi/rpi.h | 28 +++ arch/arm/boards/raspberry-pi/rpi2.c | 21 ++ arch/arm/configs/rpi2_defconfig | 72 +++++++ arch/arm/mach-bcm283x/Kconfig | 9 + arch/arm/mach-bcm283x/include/mach/mbox.h | 9 +- arch/arm/mach-bcm283x/include/mach/platform.h | 9 + 11 files changed, 453 insertions(+), 290 deletions(-) create mode 100644 arch/arm/boards/raspberry-pi/rpi-common.c create mode 100644 arch/arm/boards/raspberry-pi/rpi.h create mode 100644 arch/arm/boards/raspberry-pi/rpi2.c create mode 100644 arch/arm/configs/rpi2_defconfig diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 4e7c1fd..71d4336 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -64,6 +64,11 @@ config ARCH_BCM2835 select ARCH_BCM283X select CPU_ARM1176 +config ARCH_BCM2836 + bool "Broadcom BCM2836 boards" + select ARCH_BCM283X + select CPU_V7 + config ARCH_CLPS711X bool "Cirrus Logic EP711x/EP721x/EP731x" select CLKDEV_LOOKUP diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile index 2e58f15..1029e8f 100644 --- a/arch/arm/boards/Makefile +++ b/arch/arm/boards/Makefile @@ -95,7 +95,7 @@ obj-$(CONFIG_MACH_QIL_A9260) += qil-a926x/ obj-$(CONFIG_MACH_QIL_A9G20) += qil-a926x/ obj-$(CONFIG_MACH_RADXA_ROCK) += radxa-rock/ obj-$(CONFIG_MACH_REALQ7) += datamodul-edm-qmx6/ -obj-$(CONFIG_MACH_RPI) += raspberry-pi/ +obj-$(CONFIG_MACH_RPI_COMMON) += raspberry-pi/ obj-$(CONFIG_MACH_SABRELITE) += freescale-mx6-sabrelite/ obj-$(CONFIG_MACH_SABRESD) += freescale-mx6-sabresd/ obj-$(CONFIG_MACH_FREESCALE_IMX6SX_SABRESDB) += freescale-mx6sx-sabresdb/ diff --git a/arch/arm/boards/raspberry-pi/Makefile b/arch/arm/boards/raspberry-pi/Makefile index 978383a..7a3d7de 100644 --- a/arch/arm/boards/raspberry-pi/Makefile +++ b/arch/arm/boards/raspberry-pi/Makefile @@ -1,2 +1,4 @@ +obj-$(CONFIG_MACH_RPI_COMMON) += rpi-common.o obj-$(CONFIG_MACH_RPI) += rpi.o +obj-$(CONFIG_MACH_RPI2) += rpi2.o lwl-y += lowlevel.o diff --git a/arch/arm/boards/raspberry-pi/rpi-common.c b/arch/arm/boards/raspberry-pi/rpi-common.c new file mode 100644 index 0000000..0e17587 --- /dev/null +++ b/arch/arm/boards/raspberry-pi/rpi-common.c @@ -0,0 +1,294 @@ +/* + * Copyright (C) 2009 Carlo Caione + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +#include "rpi.h" + +struct msg_get_arm_mem { + struct bcm2835_mbox_hdr hdr; + struct bcm2835_mbox_tag_get_arm_mem get_arm_mem; + u32 end_tag; +}; + +struct msg_get_clock_rate { + struct bcm2835_mbox_hdr hdr; + struct bcm2835_mbox_tag_get_clock_rate get_clock_rate; + u32 end_tag; +}; + +struct msg_get_board_rev { + struct bcm2835_mbox_hdr hdr; + struct bcm2835_mbox_tag_get_board_rev get_board_rev; + u32 end_tag; +}; + +struct msg_get_mac_address { + struct bcm2835_mbox_hdr hdr; + struct bcm2835_mbox_tag_get_mac_address get_mac_address; + u32 end_tag; +}; + +static int rpi_get_arm_mem(u32 *size) +{ + BCM2835_MBOX_STACK_ALIGN(struct msg_get_arm_mem, msg); + int ret; + + BCM2835_MBOX_INIT_HDR(msg); + BCM2835_MBOX_INIT_TAG(&msg->get_arm_mem, GET_ARM_MEMORY); + + ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); + if (ret) + return ret; + + *size = msg->get_arm_mem.body.resp.mem_size; + + return 0; +} + +static int rpi_register_clkdev(u32 clock_id, const char *name) +{ + BCM2835_MBOX_STACK_ALIGN(struct msg_get_clock_rate, msg); + struct clk *clk; + int ret; + + BCM2835_MBOX_INIT_HDR(msg); + BCM2835_MBOX_INIT_TAG(&msg->get_clock_rate, GET_CLOCK_RATE); + msg->get_clock_rate.body.req.clock_id = clock_id; + + ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); + if (ret) + return ret; + + clk = clk_fixed(name, msg->get_clock_rate.body.resp.rate_hz); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + if (!clk_register_clkdev(clk, NULL, name)) + return -ENODEV; + + return 0; +} + +void rpi_set_usbethaddr(void) +{ + BCM2835_MBOX_STACK_ALIGN(struct msg_get_mac_address, msg); + int ret; + + BCM2835_MBOX_INIT_HDR(msg); + BCM2835_MBOX_INIT_TAG(&msg->get_mac_address, GET_MAC_ADDRESS); + + ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); + if (ret) { + printf("bcm2835: Could not query MAC address\n"); + /* Ignore error; not critical */ + return; + } + + eth_register_ethaddr(0, msg->get_mac_address.body.resp.mac); +} + +struct gpio_led rpi_leds[] = { + { + .gpio = -EINVAL, + .led = { + .name = "ACT", + }, + }, { + .gpio = -EINVAL, + .led = { + .name = "PWR", + }, + }, +}; + +void rpi_add_led(void) +{ + int i; + struct gpio_led *l; + + for (i = 0; i < ARRAY_SIZE(rpi_leds); i++) { + l = &rpi_leds[i]; + + if (gpio_is_valid(l->gpio)) + led_gpio_register(l); + } + + l = &rpi_leds[0]; + if (gpio_is_valid(l->gpio)) + led_set_trigger(LED_TRIGGER_HEARTBEAT, &l->led); +} + +void rpi_b_plus_init(void) +{ + rpi_leds[0].gpio = 47; + rpi_leds[1].gpio = 35; + rpi_set_usbethaddr(); +} + +static int rpi_board_rev = 0; + +static void rpi_get_board_rev(void) +{ + int ret; + char *name; + + BCM2835_MBOX_STACK_ALIGN(struct msg_get_board_rev, msg); + BCM2835_MBOX_INIT_HDR(msg); + BCM2835_MBOX_INIT_TAG(&msg->get_board_rev, GET_BOARD_REV); + + ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); + if (ret) { + printf("bcm2835: Could not query board revision\n"); + /* Ignore error; not critical */ + return; + } + + /* Comments from u-boot: + * For details of old-vs-new scheme, see: + * https://github.com/pimoroni/RPi.version/blob/master/RPi/version.py + * http://www.raspberrypi.org/forums/viewtopic.php?f=63&t=99293&p=690282 + * (a few posts down) + * + * For the RPi 1, bit 24 is the "warranty bit", so we mask off just the + * lower byte to use as the board rev: + * http://www.raspberrypi.org/forums/viewtopic.php?f=63&t=98367&start=250 + * http://www.raspberrypi.org/forums/viewtopic.php?f=31&t=20594 + */ + rpi_board_rev = msg->get_board_rev.body.resp.rev; + if (rpi_board_rev & 0x800000) + rpi_board_rev = (rpi_board_rev >> 4) & 0xff; + else + rpi_board_rev &= 0xff; + if (rpi_board_rev >= rpi_models_size) { + printf("RPI: Board rev %u outside known range\n", + rpi_board_rev); + goto unknown_rev; + } + + if (!rpi_models[rpi_board_rev].name) { + printf("RPI: Board rev %u unknown\n", rpi_board_rev); + goto unknown_rev; + } + + if (!rpi_board_rev) + goto unknown_rev; + + name = asprintf("RaspberryPi %s %s", rpi_models[rpi_board_rev].name, + rpi_model_string); + barebox_set_model(name); + free(name); + + return; + +unknown_rev: + rpi_board_rev = 0; + name = asprintf("RaspberryPi %s", rpi_model_string); + barebox_set_model(name); + free(name); +} + +static void rpi_model_init(void) +{ + if (!rpi_models[rpi_board_rev].init) + return; + + rpi_models[rpi_board_rev].init(); + rpi_add_led(); +} + +static int rpi_mem_init(void) +{ + u32 size = 0; + int ret; + + ret = rpi_get_arm_mem(&size); + if (ret) + printf("could not query ARM memory size\n"); + + bcm2835_add_device_sdram(size); + + return ret; +} +mem_initcall(rpi_mem_init); + +static int rpi_console_init(void) +{ + rpi_get_board_rev(); + barebox_set_hostname("rpi"); + + bcm2835_register_uart(); + return 0; +} +console_initcall(rpi_console_init); + +static int rpi_clock_init(void) +{ + rpi_register_clkdev(BCM2835_MBOX_CLOCK_ID_EMMC, "bcm2835_mci0"); + return 0; +} +postconsole_initcall(rpi_clock_init); + +static int rpi_env_init(void) +{ + struct stat s; + const char *diskdev = "/dev/disk0.0"; + int ret; + + device_detect_by_name("mci0"); + + ret = stat(diskdev, &s); + if (ret) { + printf("no %s. using default env\n", diskdev); + return 0; + } + + mkdir("/boot", 0666); + ret = mount(diskdev, "fat", "/boot", NULL); + if (ret) { + printf("failed to mount %s\n", diskdev); + return 0; + } + + default_environment_path_set("/boot/barebox.env"); + + return 0; +} + +static int rpi_devices_init(void) +{ + rpi_model_init(); + bcm2835_register_mci(); + bcm2835_register_fb(); + armlinux_set_architecture(MACH_TYPE_BCM2708); + rpi_env_init(); + return 0; +} +late_initcall(rpi_devices_init); diff --git a/arch/arm/boards/raspberry-pi/rpi.c b/arch/arm/boards/raspberry-pi/rpi.c index faf48a5..dd2ad7f 100644 --- a/arch/arm/boards/raspberry-pi/rpi.c +++ b/arch/arm/boards/raspberry-pi/rpi.c @@ -13,161 +13,17 @@ * */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include - -struct msg_get_arm_mem { - struct bcm2835_mbox_hdr hdr; - struct bcm2835_mbox_tag_get_arm_mem get_arm_mem; - u32 end_tag; -}; - -struct msg_get_clock_rate { - struct bcm2835_mbox_hdr hdr; - struct bcm2835_mbox_tag_get_clock_rate get_clock_rate; - u32 end_tag; -}; - -struct msg_get_board_rev { - struct bcm2835_mbox_hdr hdr; - struct bcm2835_mbox_tag_get_board_rev get_board_rev; - u32 end_tag; -}; - -struct msg_get_mac_address { - struct bcm2835_mbox_hdr hdr; - struct bcm2835_mbox_tag_get_mac_address get_mac_address; - u32 end_tag; -}; - -static int rpi_get_arm_mem(u32 *size) -{ - BCM2835_MBOX_STACK_ALIGN(struct msg_get_arm_mem, msg); - int ret; - - BCM2835_MBOX_INIT_HDR(msg); - BCM2835_MBOX_INIT_TAG(&msg->get_arm_mem, GET_ARM_MEMORY); - - ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); - if (ret) - return ret; - - *size = msg->get_arm_mem.body.resp.mem_size; - - return 0; -} - -static int rpi_register_clkdev(u32 clock_id, const char *name) -{ - BCM2835_MBOX_STACK_ALIGN(struct msg_get_clock_rate, msg); - struct clk *clk; - int ret; - - BCM2835_MBOX_INIT_HDR(msg); - BCM2835_MBOX_INIT_TAG(&msg->get_clock_rate, GET_CLOCK_RATE); - msg->get_clock_rate.body.req.clock_id = clock_id; - - ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); - if (ret) - return ret; - - clk = clk_fixed(name, msg->get_clock_rate.body.resp.rate_hz); - if (IS_ERR(clk)) - return PTR_ERR(clk); - - if (!clk_register_clkdev(clk, NULL, name)) - return -ENODEV; - - return 0; -} - -static void rpi_set_usbethaddr(void) -{ - BCM2835_MBOX_STACK_ALIGN(struct msg_get_mac_address, msg); - int ret; - - BCM2835_MBOX_INIT_HDR(msg); - BCM2835_MBOX_INIT_TAG(&msg->get_mac_address, GET_MAC_ADDRESS); - - ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); - if (ret) { - printf("bcm2835: Could not query MAC address\n"); - /* Ignore error; not critical */ - return; - } - - eth_register_ethaddr(0, msg->get_mac_address.body.resp.mac); -} - -static struct gpio_led leds[] = { - { - .gpio = -EINVAL, - .led = { - .name = "ACT", - }, - }, { - .gpio = -EINVAL, - .led = { - .name = "PWR", - }, - }, -}; - -static void rpi_add_led(void) -{ - int i; - struct gpio_led *l; - - for (i = 0; i < ARRAY_SIZE(leds); i++) { - l = &leds[i]; - - if (gpio_is_valid(l->gpio)) - led_gpio_register(l); - } - - l = &leds[0]; - if (gpio_is_valid(l->gpio)) - led_set_trigger(LED_TRIGGER_HEARTBEAT, &l->led); -} - -static void rpi_b_plus_init(void) -{ - leds[0].gpio = 47; - leds[1].gpio = 35; - rpi_set_usbethaddr(); -} +#include "rpi.h" static void rpi_b_init(void) { - leds[0].gpio = 16; - leds[0].active_low = 1; + rpi_leds[0].gpio = 16; + rpi_leds[0].active_low = 1; rpi_set_usbethaddr(); } -#define RPI_MODEL(_id, _name, _init) \ - [_id] = { \ - .name = _name,\ - .init = _init,\ - } /* See comments in mbox.h for data source */ -static const struct { - const char *name; - void (*init)(void); -} models[] = { +const struct rpi_model rpi_models[] = { RPI_MODEL(0, "Unknown model", NULL), RPI_MODEL(BCM2835_BOARD_REV_B_I2C0_2, "Model B (no P5)", rpi_b_init), RPI_MODEL(BCM2835_BOARD_REV_B_I2C0_3, "Model B (no P5)", rpi_b_init), @@ -184,141 +40,5 @@ static const struct { RPI_MODEL(BCM2835_BOARD_REV_CM, "Compute Module", NULL), RPI_MODEL(BCM2835_BOARD_REV_A_PLUS, "Model A+", NULL), }; - -static int rpi_board_rev = 0; - -static void rpi_get_board_rev(void) -{ - int ret; - char *name; - - BCM2835_MBOX_STACK_ALIGN(struct msg_get_board_rev, msg); - BCM2835_MBOX_INIT_HDR(msg); - BCM2835_MBOX_INIT_TAG(&msg->get_board_rev, GET_BOARD_REV); - - ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN, &msg->hdr); - if (ret) { - printf("bcm2835: Could not query board revision\n"); - /* Ignore error; not critical */ - return; - } - - /* Comments from u-boot: - * For details of old-vs-new scheme, see: - * https://github.com/pimoroni/RPi.version/blob/master/RPi/version.py - * http://www.raspberrypi.org/forums/viewtopic.php?f=63&t=99293&p=690282 - * (a few posts down) - * - * For the RPi 1, bit 24 is the "warranty bit", so we mask off just the - * lower byte to use as the board rev: - * http://www.raspberrypi.org/forums/viewtopic.php?f=63&t=98367&start=250 - * http://www.raspberrypi.org/forums/viewtopic.php?f=31&t=20594 - */ - rpi_board_rev = msg->get_board_rev.body.resp.rev; - if (rpi_board_rev & 0x800000) - rpi_board_rev = (rpi_board_rev >> 4) & 0xff; - else - rpi_board_rev &= 0xff; - if (rpi_board_rev >= ARRAY_SIZE(models)) { - printf("RPI: Board rev %u outside known range\n", - rpi_board_rev); - goto unknown_rev; - } - - if (!models[rpi_board_rev].name) { - printf("RPI: Board rev %u unknown\n", rpi_board_rev); - goto unknown_rev; - } - - if (!rpi_board_rev) - goto unknown_rev; - - name = asprintf("RaspberryPi %s (BCM2835/ARM1176JZF-S)", - models[rpi_board_rev].name); - barebox_set_model(name); - free(name); - - return; - -unknown_rev: - rpi_board_rev = 0; - barebox_set_model("RaspberryPi (BCM2835/ARM1176JZF-S)"); -} - -static void rpi_model_init(void) -{ - if (!models[rpi_board_rev].init) - return; - - models[rpi_board_rev].init(); - rpi_add_led(); -} - -static int rpi_mem_init(void) -{ - u32 size = 0; - int ret; - - ret = rpi_get_arm_mem(&size); - if (ret) - printf("could not query ARM memory size\n"); - - bcm2835_add_device_sdram(size); - - return ret; -} -mem_initcall(rpi_mem_init); - -static int rpi_console_init(void) -{ - rpi_get_board_rev(); - barebox_set_hostname("rpi"); - - bcm2835_register_uart(); - return 0; -} -console_initcall(rpi_console_init); - -static int rpi_clock_init(void) -{ - rpi_register_clkdev(BCM2835_MBOX_CLOCK_ID_EMMC, "bcm2835_mci0"); - return 0; -} -postconsole_initcall(rpi_clock_init); - -static int rpi_env_init(void) -{ - struct stat s; - const char *diskdev = "/dev/disk0.0"; - int ret; - - device_detect_by_name("mci0"); - - ret = stat(diskdev, &s); - if (ret) { - printf("no %s. using default env\n", diskdev); - return 0; - } - - mkdir("/boot", 0666); - ret = mount(diskdev, "fat", "/boot", NULL); - if (ret) { - printf("failed to mount %s\n", diskdev); - return 0; - } - - default_environment_path_set("/boot/barebox.env"); - - return 0; -} - -static int rpi_devices_init(void) -{ - rpi_model_init(); - bcm2835_register_mci(); - bcm2835_register_fb(); - armlinux_set_architecture(MACH_TYPE_BCM2708); - rpi_env_init(); - return 0; -} -late_initcall(rpi_devices_init); +const size_t rpi_models_size = ARRAY_SIZE(rpi_models); +const char *rpi_model_string = "(BCM2835/ARM1176JZF-S)"; diff --git a/arch/arm/boards/raspberry-pi/rpi.h b/arch/arm/boards/raspberry-pi/rpi.h new file mode 100644 index 0000000..739cdee --- /dev/null +++ b/arch/arm/boards/raspberry-pi/rpi.h @@ -0,0 +1,28 @@ +#ifndef __ARCH_ARM_BOARDS_RPI_H__ +#define __ARCH_ARM_BOARDS_RPI_H__ + +#include +#include + +#include + +#define RPI_MODEL(_id, _name, _init) \ + [_id] = { \ + .name = _name,\ + .init = _init,\ + } + +struct rpi_model { + const char *name; + void (*init)(void); +}; + +extern const struct rpi_model rpi_models[]; +extern const size_t rpi_models_size; +extern const char *rpi_model_string; +extern struct gpio_led rpi_leds[]; + +void rpi_b_plus_init(void); +void rpi_set_usbethaddr(void); + +#endif /* __ARCH_ARM_BOARDS_RPI_H__ */ diff --git a/arch/arm/boards/raspberry-pi/rpi2.c b/arch/arm/boards/raspberry-pi/rpi2.c new file mode 100644 index 0000000..2cfc06f --- /dev/null +++ b/arch/arm/boards/raspberry-pi/rpi2.c @@ -0,0 +1,21 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include "rpi.h" + +const struct rpi_model rpi_models[] = { + RPI_MODEL(0, "Unknown model", NULL), + RPI_MODEL(BCM2836_BOARD_REV_2_B, "2 Model B", rpi_b_plus_init), +}; +const size_t rpi_models_size = ARRAY_SIZE(rpi_models); +const char *rpi_model_string = "(BCM2836/CORTEX-A7)"; diff --git a/arch/arm/configs/rpi2_defconfig b/arch/arm/configs/rpi2_defconfig new file mode 100644 index 0000000..81f821a --- /dev/null +++ b/arch/arm/configs/rpi2_defconfig @@ -0,0 +1,72 @@ +CONFIG_ARCH_BCM2836=y +CONFIG_AEABI=y +CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y +CONFIG_ARM_UNWIND=y +CONFIG_MMU=y +CONFIG_MALLOC_TLSF=y +CONFIG_KALLSYMS=y +CONFIG_PROMPT="R-Pi> " +CONFIG_HUSH_FANCY_PROMPT=y +CONFIG_CMDLINE_EDITING=y +CONFIG_AUTO_COMPLETE=y +CONFIG_MENU=y +CONFIG_BLSPEC=y +CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y +CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/raspberry-pi/env" +CONFIG_LONGHELP=y +CONFIG_CMD_IOMEM=y +CONFIG_CMD_MEMINFO=y +CONFIG_CMD_BOOTM_SHOW_TYPE=y +CONFIG_CMD_BOOTM_VERBOSE=y +CONFIG_CMD_BOOTM_INITRD=y +CONFIG_CMD_BOOTM_OFTREE=y +CONFIG_CMD_GO=y +CONFIG_CMD_LOADB=y +CONFIG_CMD_LOADY=y +CONFIG_CMD_RESET=y +CONFIG_CMD_UIMAGE=y +CONFIG_CMD_PARTITION=y +CONFIG_CMD_EXPORT=y +CONFIG_CMD_PRINTENV=y +CONFIG_CMD_MAGICVAR=y +CONFIG_CMD_MAGICVAR_HELP=y +CONFIG_CMD_SAVEENV=y +CONFIG_CMD_FILETYPE=y +CONFIG_CMD_LN=y +CONFIG_CMD_MD5SUM=y +CONFIG_CMD_UNCOMPRESS=y +CONFIG_CMD_LET=y +CONFIG_CMD_MSLEEP=y +CONFIG_CMD_SLEEP=y +CONFIG_CMD_ECHO_E=y +CONFIG_CMD_EDIT=y +CONFIG_CMD_LOGIN=y +CONFIG_CMD_MENU=y +CONFIG_CMD_MENU_MANAGEMENT=y +CONFIG_CMD_PASSWD=y +CONFIG_CMD_READLINE=y +CONFIG_CMD_TIMEOUT=y +CONFIG_CMD_CRC=y +CONFIG_CMD_CRC_CMP=y +CONFIG_CMD_MM=y +CONFIG_CMD_CLK=y +CONFIG_CMD_DETECT=y +CONFIG_CMD_GPIO=y +CONFIG_CMD_OF_NODE=y +CONFIG_CMD_OF_PROPERTY=y +CONFIG_CMD_OFTREE=y +CONFIG_CMD_TIME=y +CONFIG_SERIAL_AMBA_PL011=y +CONFIG_MCI=y +CONFIG_MCI_BCM283X=y +CONFIG_LED=y +CONFIG_LED_GPIO=y +CONFIG_LED_TRIGGERS=y +CONFIG_GPIO_BCM283X=y +CONFIG_REGULATOR=y +CONFIG_FS_EXT4=y +CONFIG_FS_FAT=y +CONFIG_FS_FAT_WRITE=y +CONFIG_FS_FAT_LFN=y +CONFIG_DIGEST_SHA1_GENERIC=y +CONFIG_DIGEST_SHA256_GENERIC=y diff --git a/arch/arm/mach-bcm283x/Kconfig b/arch/arm/mach-bcm283x/Kconfig index f4a7e67..e861268 100644 --- a/arch/arm/mach-bcm283x/Kconfig +++ b/arch/arm/mach-bcm283x/Kconfig @@ -4,12 +4,21 @@ config ARCH_TEXT_BASE hex default 0x04000000 +config MACH_RPI_COMMON + bool + choice prompt "Broadcom Board type" config MACH_RPI bool "RaspberryPi (BCM2835/ARM1176JZF-S)" depends on ARCH_BCM2835 + select MACH_RPI_COMMON + +config MACH_RPI2 + bool "RaspberryPi 2 (BCM2836/CORTEX-A7)" + depends on ARCH_BCM2836 + select MACH_RPI_COMMON endchoice diff --git a/arch/arm/mach-bcm283x/include/mach/mbox.h b/arch/arm/mach-bcm283x/include/mach/mbox.h index 09b31f2..cd9ee1f 100644 --- a/arch/arm/mach-bcm283x/include/mach/mbox.h +++ b/arch/arm/mach-bcm283x/include/mach/mbox.h @@ -11,6 +11,8 @@ #include +#include + /* * The BCM2835 SoC contains (at least) two CPUs; the VideoCore (a/k/a "GPU") * and the ARM CPU. The ARM CPU is often thought of as the main CPU. @@ -40,7 +42,7 @@ /* Raw mailbox HW */ -#define BCM2835_MBOX_PHYSADDR 0x2000b880 +#define BCM2835_MBOX_PHYSADDR (BCM2835_ARM_BASE + 0x880) struct bcm2835_mbox_regs { u32 read; @@ -73,8 +75,6 @@ struct bcm2835_mbox_hdr { #define BCM2835_MBOX_REQ_CODE 0 #define BCM2835_MBOX_RESP_CODE_SUCCESS 0x80000000 -#define BCM2835_CACHELINE_SIZE 32 - #define BCM2835_MBOX_STACK_ALIGN(type, name) \ STACK_ALIGN_ARRAY(type, name, 1, BCM2835_CACHELINE_SIZE) @@ -128,6 +128,9 @@ struct bcm2835_mbox_tag_hdr { #define BCM2835_MBOX_TAG_GET_BOARD_REV 0x00010002 +/* RPi 2 */ +#define BCM2836_BOARD_REV_2_B 0x4 + /* * 0x2..0xf from: * http://raspberryalphaomega.org.uk/2013/02/06/automatic-raspberry-pi-board-revision-detection-model-a-b1-and-b2/ diff --git a/arch/arm/mach-bcm283x/include/mach/platform.h b/arch/arm/mach-bcm283x/include/mach/platform.h index e55085a..3b73831 100644 --- a/arch/arm/mach-bcm283x/include/mach/platform.h +++ b/arch/arm/mach-bcm283x/include/mach/platform.h @@ -28,7 +28,16 @@ * This file is manually generated. */ +#ifdef CONFIG_ARCH_BCM2835 #define BCM2835_PERI_BASE 0x20000000 +#define BCM2835_CACHELINE_SIZE 32 +#elif defined CONFIG_ARCH_BCM2836 +#define BCM2835_PERI_BASE 0x3f000000 +#define BCM2835_CACHELINE_SIZE 64 +#else +#error "no CONFIG_ARCH_BCM283X defined" +#endif + #define BCM2835_ST_BASE (BCM2835_PERI_BASE + 0x3000) /* System Timer */ #define BCM2835_DMA_BASE (BCM2835_PERI_BASE + 0x7000) /* DMA controller */ #define BCM2835_ARM_BASE (BCM2835_PERI_BASE + 0xB000) /* BCM2708 ARM control block */ -- 2.6.1 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox