[PATCH v3 7/9] board: phytec: phycore-imx8mp: Enable DVS1 control

Teresa Remmet
2021-07-07T12:59:24Z

Enable DVS1 control through PMIC_STBY_REQ.

Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
---
No changes in v2 or v3.

board/phytec/phycore_imx8mp/spl.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/board/phytec/phycore_imx8mp/spl.c b/board/phytec/phycore_imx8mp/spl.c
index 815ca9badcba..19c486e55174 100644
--- a/board/phytec/phycore_imx8mp/spl.c
+++ b/board/phytec/phycore_imx8mp/spl.c
@@ -66,7 +66,11 @@ int power_init_board(void)
pmic_reg_write(p, PCA9450_BUCK1OUT_DVS0, 0x1C);
pmic_reg_write(p, PCA9450_BUCK2OUT_DVS0, 0x1C);

- /* set WDOG_B_CFG to cold reset */
+ /* Set BUCK1 DVS1 to suspend controlled through PMIC_STBY_REQ */
+ pmic_reg_write(p, PCA9450_BUCK1OUT_DVS1, 0x14);
+ pmic_reg_write(p, PCA9450_BUCK1CTRL, 0x59);
+
+ /* Set WDOG_B_CFG to cold reset */
pmic_reg_write(p, PCA9450_RESET_CTRL, 0xA1);

return 0;
--
2.25.1