diff mbox series

[v2,3/7] clk: stm32mp1: set ck_csi as critical clock

Message ID 20190214104047.1173-4-gabriel.fernandez@st.com (mailing list archive)
State Mainlined, archived
Commit c488b24f862787dedbf2578e0bc622a74ac64f0f
Headers show
Series update STM32MP1 clocks | expand

Commit Message

Gabriel FERNANDEZ Feb. 14, 2019, 10:40 a.m. UTC 
From: Gabriel Fernandez <gabriel.fernandez@st.com>

ck_csi is used for IO compensation so it should be
considered as "always-on" and kept on.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
---
 drivers/clk/clk-stm32mp1.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

Comments

Stephen Boyd Feb. 21, 2019, 10:15 p.m. UTC | #1 
Quoting gabriel.fernandez@st.com (2019-02-14 02:40:43)
> From: Gabriel Fernandez <gabriel.fernandez@st.com>
> 
> ck_csi is used for IO compensation so it should be
> considered as "always-on" and kept on.
> 
> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
> ---

Applied to clk-next
diff mbox series

Patch

diff --git a/drivers/clk/clk-stm32mp1.c b/drivers/clk/clk-stm32mp1.c
index e72079de83f4..f9b7d5e9491d 100644
--- a/drivers/clk/clk-stm32mp1.c
+++ b/drivers/clk/clk-stm32mp1.c
@@ -1661,7 +1661,9 @@  static const struct clock_config stm32mp1_clock_cfg[] = {
 
 	/*  External / Internal Oscillators */
 	GATE_MP1(CK_HSE, "ck_hse", "clk-hse", 0, RCC_OCENSETR, 8, 0),
-	GATE_MP1(CK_CSI, "ck_csi", "clk-csi", 0, RCC_OCENSETR, 4, 0),
+	/* ck_csi is used by IO compensation and should be critical */
+	GATE_MP1(CK_CSI, "ck_csi", "clk-csi", CLK_IS_CRITICAL,
+		 RCC_OCENSETR, 4, 0),
 	GATE_MP1(CK_HSI, "ck_hsi", "clk-hsi-div", 0, RCC_OCENSETR, 0, 0),
 	GATE(CK_LSI, "ck_lsi", "clk-lsi", 0, RCC_RDLSICR, 0, 0),
 	GATE(CK_LSE, "ck_lse", "clk-lse", 0, RCC_BDCR, 0, 0),