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-rw-r--r--board/sunxi/board.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index b05d0b9..2179e23 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -12,10 +12,19 @@
*/
#include <common.h>
+#ifdef CONFIG_AXP152_POWER
+#include <axp152.h>
+#endif
+#ifdef CONFIG_AXP209_POWER
+#include <axp209.h>
+#endif
#include <asm/arch/clock.h>
+#include <asm/arch/cpu.h>
#include <asm/arch/dram.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>
+#include <asm/io.h>
+#include <net.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -106,15 +115,73 @@ int board_mmc_init(bd_t *bis)
}
#endif
+void i2c_init_board(void)
+{
+ sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUNXI_GPB0_TWI0);
+ sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUNXI_GPB0_TWI0);
+ clock_twi_onoff(0, 1);
+}
+
#ifdef CONFIG_SPL_BUILD
void sunxi_board_init(void)
{
+ int power_failed = 0;
unsigned long ramsize;
+#ifdef CONFIG_AXP152_POWER
+ power_failed = axp152_init();
+ power_failed |= axp152_set_dcdc2(1400);
+ power_failed |= axp152_set_dcdc3(1500);
+ power_failed |= axp152_set_dcdc4(1250);
+ power_failed |= axp152_set_ldo2(3000);
+#endif
+#ifdef CONFIG_AXP209_POWER
+ power_failed |= axp209_init();
+ power_failed |= axp209_set_dcdc2(1400);
+ power_failed |= axp209_set_dcdc3(1250);
+ power_failed |= axp209_set_ldo2(3000);
+ power_failed |= axp209_set_ldo3(2800);
+ power_failed |= axp209_set_ldo4(2800);
+#endif
+
printf("DRAM:");
ramsize = sunxi_dram_init();
printf(" %lu MiB\n", ramsize >> 20);
if (!ramsize)
hang();
+
+ /*
+ * Only clock up the CPU to full speed if we are reasonably
+ * assured it's being powered with suitable core voltage
+ */
+ if (!power_failed)
+ clock_set_pll1(CONFIG_CLK_FULL_SPEED);
+ else
+ printf("Failed to set core voltage! Can't set CPU frequency\n");
+}
+#endif
+
+#ifdef CONFIG_MISC_INIT_R
+int misc_init_r(void)
+{
+ if (!getenv("ethaddr")) {
+ uint32_t reg_val = readl(SUNXI_SID_BASE);
+
+ if (reg_val) {
+ uint8_t mac_addr[6];
+
+ mac_addr[0] = 0x02; /* Non OUI / registered MAC address */
+ mac_addr[1] = (reg_val >> 0) & 0xff;
+ reg_val = readl(SUNXI_SID_BASE + 0x0c);
+ mac_addr[2] = (reg_val >> 24) & 0xff;
+ mac_addr[3] = (reg_val >> 16) & 0xff;
+ mac_addr[4] = (reg_val >> 8) & 0xff;
+ mac_addr[5] = (reg_val >> 0) & 0xff;
+
+ eth_setenv_enetaddr("ethaddr", mac_addr);
+ }
+ }
+
+ return 0;
}
#endif