sunxi: clock: H6: Adjust PLL LDO before clock setup

BSP boot0 adjust PLL LDO regulator before clocks are initialized.
Let's do that.

Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>

diff --git a/arch/arm/mach-sunxi/clock_sun50i_h6.c b/arch/arm/mach-sunxi/clock_sun50i_h6.c
index 32119ad16555246c3122a570a2efda443b0ccd99..7926394cf7624284255f6fe9e2ab71907141e0fa 100644 (file)
--- a/arch/arm/mach-sunxi/clock_sun50i_h6.c
+++ b/arch/arm/mach-sunxi/clock_sun50i_h6.c
@@ -21,6 +21,13 @@ void clock_init_safe(void)
        clrbits_le32(&prcm->res_cal_ctrl, 1);
        setbits_le32(&prcm->res_cal_ctrl, 1);
 
+       if (IS_ENABLED(CONFIG_MACH_SUN50I_H6)) {
+               /* set key field for ldo enable */
+               setbits_le32(&prcm->pll_ldo_cfg, 0xA7000000);
+               /* set PLL VDD LDO output to 1.14 V */
+               setbits_le32(&prcm->pll_ldo_cfg, 0x60000);
+       }
+
        clock_set_pll1(408000000);
 
        writel(CCM_PLL6_DEFAULT, &ccm->pll6_cfg);