[PATCH 06/26] clk: imx8mn: Mark IMX8MN_SYS_PLL2 and IMX8MN_SYS_PLL3 as enabled

Dario Binacchi
2024-09-13T09:58:06Z

From: Michael Trimarchi <michael@amarulasolutions.com>

Both clock are enabled by the bootloader and we need to increase their
reference count to avoid disable during reparent operation.

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
---

drivers/clk/imx/clk-imx8mn.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c
index c96a2ebaa19a..449ebf2d0733 100644
--- a/drivers/clk/imx/clk-imx8mn.c
+++ b/drivers/clk/imx/clk-imx8mn.c
@@ -154,6 +154,7 @@ static const char * const imx8mn_usb_phy_sels[] = {"clock-osc-24m", "sys_pll1_10
static int imx8mn_clk_probe(struct udevice *dev)
{
struct clk osc_24m_clk;
+ struct clk *clk;
void __iomem *base;
int ret;

@@ -420,6 +421,13 @@ static int imx8mn_clk_probe(struct udevice *dev)
clk_dm(IMX8MN_CLK_ECSPI3_ROOT,
imx_clk_gate4("ecspi3_root_clk", "ecspi3", base + 0x4090, 0));
#endif
+ ret = clk_get_by_id(IMX8MN_SYS_PLL2, &clk);
+ if (!ret)
+ clk_enable(clk);
+
+ ret = clk_get_by_id(IMX8MN_SYS_PLL3, &clk);
+ if (!ret)
+ clk_enable(clk);

clk_dm(IMX8MN_CLK_ARM,
imx_clk_mux2_flags("arm_core", base + 0x9880, 24, 1,
--
2.43.0