/*
- * (C) Copyright 2012 Stephen Warren
+ * (C) Copyright 2012-2013 Stephen Warren
*
* See file CREDITS for list of people who contributed to this
* project.
*/
#include <common.h>
+#include <config.h>
+#include <lcd.h>
#include <asm/arch/mbox.h>
#include <asm/arch/sdhci.h>
#include <asm/global_data.h>
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;
}
+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)
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;
return bcm2835_sdhci_init(BCM2835_SDHCI_BASE,
msg_clk->get_clock_rate.body.resp.rate_hz);
}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ /*
+ * For now, we simply always add the simplefb DT node. Later, we
+ * should be more intelligent, and e.g. only do this if no enabled DT
+ * node exists for the "real" graphics driver.
+ */
+ lcd_dt_simplefb_add_node(blob);
+}