[06/10] clk: imx: scu: Add A53 frequency scaling support

Commit Message

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

From: Anson Huang <[e-mail]>

Add i.MX8QM cpufreq support for A53 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, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/clk/imx/clk-scu.c b/drivers/clk/imx/clk-scu.c
index 2537e68ded16..8b3eb58e6d12 100644
--- a/drivers/clk/imx/clk-scu.c
+++ b/drivers/clk/imx/clk-scu.c
@@ -273,7 +273,7 @@  static int clk_scu_atf_set_cpu_rate(struct clk_hw *hw, unsigned long rate,
 	struct arm_smccc_res res;
 	unsigned long cluster_id;
 
-	if (clk->rsrc_id == IMX_SC_R_A35)
+	if (clk->rsrc_id == IMX_SC_R_A35 || clk->rsrc_id == IMX_SC_R_A53)
 		cluster_id = 0;
 	else
 		return -EINVAL;
@@ -449,7 +449,7 @@  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)
+	if (rsrc_id == IMX_SC_R_A35 || rsrc_id == IMX_SC_R_A53)
 		init.ops = &clk_scu_cpu_ops;
 	else if (rsrc_id == IMX_SC_R_PI_0_PLL)
 		init.ops = &clk_scu_pi_ops;