board: ti: am43xx: take care of all OPPs

Make sure that all OPPs are checked on
scale_vcores(). While at that also fix 600MHz
VDD_MPU voltage according to AM437x Data Manual
available at [1].

Table 5-3 on that document, lists all valid
voltages per frequency.

[1] http://www.ti.com/lit/ds/symlink/am4379.pdf

Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c
index c418e68464a8a26e37c143de83294ad2e0882676..7f1f98049b573e5038711f215cc79c95471eadae 100644 (file)
--- a/board/ti/am43xx/board.c
+++ b/board/ti/am43xx/board.c
@@ -385,9 +385,18 @@ void scale_vcores(void)
        case 1000:
                mpu_vdd = TPS65218_DCDC_VOLT_SEL_1330MV;
                break;
+       case 800:
+               mpu_vdd = TPS65218_DCDC_VOLT_SEL_1260MV;
+               break;
+       case 720:
+               mpu_vdd = TPS65218_DCDC_VOLT_SEL_1200MV;
+               break;
        case 600:
                mpu_vdd = TPS65218_DCDC_VOLT_SEL_1100MV;
                break;
+       case 300:
+               mpu_vdd = TPS65218_DCDC_VOLT_SEL_0950MV;
+               break;
        default:
                puts("Unknown MPU clock, not scaling\n");
                return;