Merge branch 'master' of git://git.denx.de/u-boot-usb

[karo-tx-uboot.git] / board / raspberrypi / rpi_b / rpi_b.c

diff --git a/board/raspberrypi/rpi_b/rpi_b.c b/board/raspberrypi/rpi_b/rpi_b.c
index 16d442aa625f344e9674df812f1f195625d9891f..7445f5318ad2ed44525ea8bf8a11cc5ae95cbc42 100644 (file)
--- a/board/raspberrypi/rpi_b/rpi_b.c
+++ b/board/raspberrypi/rpi_b/rpi_b.c
@@ -16,19 +16,44 @@
 
 #include <common.h>
 #include <config.h>
+#include <dm.h>
+#include <fdt_support.h>
 #include <lcd.h>
+#include <mmc.h>
+#include <asm/gpio.h>
 #include <asm/arch/mbox.h>
 #include <asm/arch/sdhci.h>
 #include <asm/global_data.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
+static const struct bcm2835_gpio_platdata gpio_platdata = {
+       .base = BCM2835_GPIO_BASE,
+};
+
+U_BOOT_DEVICE(bcm2835_gpios) = {
+       .name = "gpio_bcm2835",
+       .platdata = &gpio_platdata,
+};
+
 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_mac_address {
+       struct bcm2835_mbox_hdr hdr;
+       struct bcm2835_mbox_tag_get_mac_address get_mac_address;
+       u32 end_tag;
+};
+
+struct msg_set_power_state {
+       struct bcm2835_mbox_hdr hdr;
+       struct bcm2835_mbox_tag_set_power_state set_power_state;
+       u32 end_tag;
+};
+
 struct msg_get_clock_rate {
        struct bcm2835_mbox_hdr hdr;
        struct bcm2835_mbox_tag_get_clock_rate get_clock_rate;
@@ -54,18 +79,67 @@ int dram_init(void)
        return 0;
 }
 
+int misc_init_r(void)
+{
+       ALLOC_ALIGN_BUFFER(struct msg_get_mac_address, msg, 1, 16);
+       int ret;
+
+       if (getenv("usbethaddr"))
+               return 0;
+
+       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 0;
+       }
+
+       eth_setenv_enetaddr("usbethaddr", msg->get_mac_address.body.resp.mac);
+
+       return 0;
+}
+
+static int power_on_module(u32 module)
+{
+       ALLOC_ALIGN_BUFFER(struct msg_set_power_state, msg_pwr, 1, 16);
+       int ret;
+
+       BCM2835_MBOX_INIT_HDR(msg_pwr);
+       BCM2835_MBOX_INIT_TAG(&msg_pwr->set_power_state,
+                             SET_POWER_STATE);
+       msg_pwr->set_power_state.body.req.device_id = module;
+       msg_pwr->set_power_state.body.req.state =
+               BCM2835_MBOX_SET_POWER_STATE_REQ_ON |
+               BCM2835_MBOX_SET_POWER_STATE_REQ_WAIT;
+
+       ret = bcm2835_mbox_call_prop(BCM2835_MBOX_PROP_CHAN,
+                                    &msg_pwr->hdr);
+       if (ret) {
+               printf("bcm2835: Could not set module %u power state\n",
+                      module);
+               return -1;
+       }
+
+       return 0;
+}
+
 int board_init(void)
 {
        gd->bd->bi_boot_params = 0x100;
 
-       return 0;
+       return power_on_module(BCM2835_MBOX_POWER_DEVID_USB_HCD);
 }
 
-int board_mmc_init(void)
+int board_mmc_init(bd_t *bis)
 {
        ALLOC_ALIGN_BUFFER(struct msg_get_clock_rate, msg_clk, 1, 16);
        int ret;
 
+       power_on_module(BCM2835_MBOX_POWER_DEVID_SDHCI);
+
        BCM2835_MBOX_INIT_HDR(msg_clk);
        BCM2835_MBOX_INIT_TAG(&msg_clk->get_clock_rate, GET_CLOCK_RATE);
        msg_clk->get_clock_rate.body.req.clock_id = BCM2835_MBOX_CLOCK_ID_EMMC;