[07/10] clk: imx: scu: Add A72 frequency scaling support

Commit Message

Aisheng Dong June 4, 2021, 9:09 a.m. UTC

From: Anson Huang <[e-mail]>

Add A72 clock to support cpufreq on A72 cluster.

Signed-off-by: Anson Huang <[e-mail]>
Signed-off-by: Dong Aisheng <[e-mail]>
---
 drivers/clk/imx/clk-scu.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

Patch

diff --git a/drivers/clk/imx/clk-scu.c b/drivers/clk/imx/clk-scu.c
index 8b3eb58e6d12..9f7ad3ca1039 100644
--- a/drivers/clk/imx/clk-scu.c
+++ b/drivers/clk/imx/clk-scu.c
@@ -275,6 +275,8 @@  static int clk_scu_atf_set_cpu_rate(struct clk_hw *hw, unsigned long rate,
 
 	if (clk->rsrc_id == IMX_SC_R_A35 || clk->rsrc_id == IMX_SC_R_A53)
 		cluster_id = 0;
+	else if (clk->rsrc_id == IMX_SC_R_A72)
+		cluster_id = 1;
 	else
 		return -EINVAL;
 
@@ -449,7 +451,7 @@  struct clk_hw *__imx_clk_scu(struct device *dev, const char *name,
 
 	init.name = name;
 	init.ops = &clk_scu_ops;
-	if (rsrc_id == IMX_SC_R_A35 || rsrc_id == IMX_SC_R_A53)
+	if (rsrc_id == IMX_SC_R_A35 || rsrc_id == IMX_SC_R_A53 || rsrc_id == IMX_SC_R_A72)
 		init.ops = &clk_scu_cpu_ops;
 	else if (rsrc_id == IMX_SC_R_PI_0_PLL)
 		init.ops = &clk_scu_pi_ops;