diff options
Diffstat (limited to 'board/raspberrypi')
| -rw-r--r-- | board/raspberrypi/rpi/Kconfig (renamed from board/raspberrypi/rpi_b/Kconfig) | 6 | ||||
| -rw-r--r-- | board/raspberrypi/rpi/MAINTAINERS | 6 | ||||
| -rw-r--r-- | board/raspberrypi/rpi/Makefile (renamed from board/raspberrypi/rpi_b/Makefile) | 2 | ||||
| -rw-r--r-- | board/raspberrypi/rpi/rpi.c (renamed from board/raspberrypi/rpi_b/rpi_b.c) | 126 | ||||
| -rw-r--r-- | board/raspberrypi/rpi_b/MAINTAINERS | 6 |
5 files changed, 132 insertions, 14 deletions
diff --git a/board/raspberrypi/rpi_b/Kconfig b/board/raspberrypi/rpi/Kconfig index 501d511f59..6a538cfac5 100644 --- a/board/raspberrypi/rpi_b/Kconfig +++ b/board/raspberrypi/rpi/Kconfig @@ -1,7 +1,7 @@ -if TARGET_RPI_B +if TARGET_RPI config SYS_BOARD - default "rpi_b" + default "rpi" config SYS_VENDOR default "raspberrypi" @@ -10,6 +10,6 @@ config SYS_SOC default "bcm2835" config SYS_CONFIG_NAME - default "rpi_b" + default "rpi" endif diff --git a/board/raspberrypi/rpi/MAINTAINERS b/board/raspberrypi/rpi/MAINTAINERS new file mode 100644 index 0000000000..6dcb7bd24e --- /dev/null +++ b/board/raspberrypi/rpi/MAINTAINERS @@ -0,0 +1,6 @@ +RPI BOARD +M: Stephen Warren <swarren@wwwdotorg.org> +S: Maintained +F: board/raspberrypi/rpi/ +F: include/configs/rpi.h +F: configs/rpi_defconfig diff --git a/board/raspberrypi/rpi_b/Makefile b/board/raspberrypi/rpi/Makefile index 7e9bfbff0c..c53c92b1dd 100644 --- a/board/raspberrypi/rpi_b/Makefile +++ b/board/raspberrypi/rpi/Makefile @@ -12,4 +12,4 @@ # GNU General Public License for more details. # -obj-y := rpi_b.o +obj-y := rpi.o diff --git a/board/raspberrypi/rpi_b/rpi_b.c b/board/raspberrypi/rpi/rpi.c index 7445f5318a..51a4fa1030 100644 --- a/board/raspberrypi/rpi_b/rpi_b.c +++ b/board/raspberrypi/rpi/rpi.c @@ -42,6 +42,12 @@ struct msg_get_arm_mem { 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; @@ -60,6 +66,67 @@ struct msg_get_clock_rate { u32 end_tag; }; +/* See comments in mbox.h for data source */ +static const struct { + const char *name; + const char *fdtfile; +} models[] = { + [BCM2835_BOARD_REV_B_I2C0_2] = { + "Model B (no P5)", + "bcm2835-rpi-b-i2c0.dtb", + }, + [BCM2835_BOARD_REV_B_I2C0_3] = { + "Model B (no P5)", + "bcm2835-rpi-b-i2c0.dtb", + }, + [BCM2835_BOARD_REV_B_I2C1_4] = { + "Model B", + "bcm2835-rpi-b.dtb", + }, + [BCM2835_BOARD_REV_B_I2C1_5] = { + "Model B", + "bcm2835-rpi-b.dtb", + }, + [BCM2835_BOARD_REV_B_I2C1_6] = { + "Model B", + "bcm2835-rpi-b.dtb", + }, + [BCM2835_BOARD_REV_A_7] = { + "Model A", + "bcm2835-rpi-a.dtb", + }, + [BCM2835_BOARD_REV_A_8] = { + "Model A", + "bcm2835-rpi-a.dtb", + }, + [BCM2835_BOARD_REV_A_9] = { + "Model A", + "bcm2835-rpi-a.dtb", + }, + [BCM2835_BOARD_REV_B_REV2_d] = { + "Model B rev2", + "bcm2835-rpi-b-rev2.dtb", + }, + [BCM2835_BOARD_REV_B_REV2_e] = { + "Model B rev2", + "bcm2835-rpi-b-rev2.dtb", + }, + [BCM2835_BOARD_REV_B_REV2_f] = { + "Model B rev2", + "bcm2835-rpi-b-rev2.dtb", + }, + [BCM2835_BOARD_REV_B_PLUS] = { + "Model B+", + "bcm2835-rpi-b-plus.dtb", + }, + [BCM2835_BOARD_REV_CM] = { + "Compute Module", + "bcm2835-rpi-cm.dtb", + }, +}; + +u32 rpi_board_rev = 0; + int dram_init(void) { ALLOC_ALIGN_BUFFER(struct msg_get_arm_mem, msg, 1, 16); @@ -79,13 +146,27 @@ int dram_init(void) return 0; } -int misc_init_r(void) +static void set_fdtfile(void) +{ + const char *fdtfile; + + if (getenv("fdtfile")) + return; + + fdtfile = models[rpi_board_rev].fdtfile; + if (!fdtfile) + fdtfile = "bcm2835-rpi-other.dtb"; + + setenv("fdtfile", fdtfile); +} + +static void set_usbethaddr(void) { ALLOC_ALIGN_BUFFER(struct msg_get_mac_address, msg, 1, 16); int ret; if (getenv("usbethaddr")) - return 0; + return; BCM2835_MBOX_INIT_HDR(msg); BCM2835_MBOX_INIT_TAG(&msg->get_mac_address, GET_MAC_ADDRESS); @@ -94,11 +175,18 @@ int misc_init_r(void) if (ret) { printf("bcm2835: Could not query MAC address\n"); /* Ignore error; not critical */ - return 0; + return; } eth_setenv_enetaddr("usbethaddr", msg->get_mac_address.body.resp.mac); + return; +} + +int misc_init_r(void) +{ + set_fdtfile(); + set_usbethaddr(); return 0; } @@ -126,8 +214,36 @@ static int power_on_module(u32 module) return 0; } +static void get_board_rev(void) +{ + ALLOC_ALIGN_BUFFER(struct msg_get_board_rev, msg, 1, 16); + int ret; + const char *name; + + 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; + } + + rpi_board_rev = msg->get_board_rev.body.resp.rev; + if (rpi_board_rev >= ARRAY_SIZE(models)) + rpi_board_rev = 0; + + name = models[rpi_board_rev].name; + if (!name) + name = "Unknown model"; + printf("RPI model: %s\n", name); +} + int board_init(void) { + get_board_rev(); + gd->bd->bi_boot_params = 0x100; return power_on_module(BCM2835_MBOX_POWER_DEVID_USB_HCD); @@ -154,7 +270,7 @@ int board_mmc_init(bd_t *bis) msg_clk->get_clock_rate.body.resp.rate_hz); } -void ft_board_setup(void *blob, bd_t *bd) +int ft_board_setup(void *blob, bd_t *bd) { /* * For now, we simply always add the simplefb DT node. Later, we @@ -162,4 +278,6 @@ void ft_board_setup(void *blob, bd_t *bd) * node exists for the "real" graphics driver. */ lcd_dt_simplefb_add_node(blob); + + return 0; } diff --git a/board/raspberrypi/rpi_b/MAINTAINERS b/board/raspberrypi/rpi_b/MAINTAINERS deleted file mode 100644 index 14f39486a3..0000000000 --- a/board/raspberrypi/rpi_b/MAINTAINERS +++ /dev/null @@ -1,6 +0,0 @@ -RPI_B BOARD -M: Stephen Warren <swarren@wwwdotorg.org> -S: Maintained -F: board/raspberrypi/rpi_b/ -F: include/configs/rpi_b.h -F: configs/rpi_b_defconfig |