#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;
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;