ARM: dts: ti: am437x-l4: remove autoidle for UART

According to the TRM [0] in 21.5.1.42 UART_SYSC Register,
the autoidle bit should not be set for UART, so remove the
appropriate SYSC_OMAP2_AUTOIDLE flag.

[0] https://www.ti.com/lit/ug/spruhl7i/spruhl7i.pdf

Signed-off-by: Judith Mendez <jm@ti.com>
Reviewed-by: Sukrut Bellary <sbellary@baylibre.com>
Link: https://lore.kernel.org/r/20241220223523.2125278-1-jm@ti.com
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

diff --git a/arch/arm/boot/dts/ti/omap/am437x-l4.dtsi b/arch/arm/boot/dts/ti/omap/am437x-l4.dtsi
index 824b9415ebbe9070e9037b5b3115cbf776770ff5..fd4634f8c629370447425f3d5b9102802a753a76 100644 (file)
--- a/arch/arm/boot/dts/ti/omap/am437x-l4.dtsi
+++ b/arch/arm/boot/dts/ti/omap/am437x-l4.dtsi
@@ -180,8 +180,7 @@ target-module@9000 {                        /* 0x44e09000, ap 16 04.0 */
                              <0x9058 0x4>;
                        reg-names = "rev", "sysc", "syss";
                        ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
-                                        SYSC_OMAP2_SOFTRESET |
-                                        SYSC_OMAP2_AUTOIDLE)>;
+                                        SYSC_OMAP2_SOFTRESET)>;
                        ti,sysc-sidle = <SYSC_IDLE_FORCE>,
                                        <SYSC_IDLE_NO>,
                                        <SYSC_IDLE_SMART>,
@@ -698,8 +697,7 @@ target-module@22000 {                       /* 0x48022000, ap 8 0a.0 */
                              <0x22058 0x4>;
                        reg-names = "rev", "sysc", "syss";
                        ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
-                                        SYSC_OMAP2_SOFTRESET |
-                                        SYSC_OMAP2_AUTOIDLE)>;
+                                        SYSC_OMAP2_SOFTRESET)>;
                        ti,sysc-sidle = <SYSC_IDLE_FORCE>,
                                        <SYSC_IDLE_NO>,
                                        <SYSC_IDLE_SMART>,
@@ -726,8 +724,7 @@ target-module@24000 {                       /* 0x48024000, ap 10 1c.0 */
                              <0x24058 0x4>;
                        reg-names = "rev", "sysc", "syss";
                        ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
-                                        SYSC_OMAP2_SOFTRESET |
-                                        SYSC_OMAP2_AUTOIDLE)>;
+                                        SYSC_OMAP2_SOFTRESET)>;
                        ti,sysc-sidle = <SYSC_IDLE_FORCE>,
                                        <SYSC_IDLE_NO>,
                                        <SYSC_IDLE_SMART>,
@@ -1385,8 +1382,7 @@ target-module@a6000 {                     /* 0x481a6000, ap 40 16.0 */
                              <0xa6058 0x4>;
                        reg-names = "rev", "sysc", "syss";
                        ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
-                                        SYSC_OMAP2_SOFTRESET |
-                                        SYSC_OMAP2_AUTOIDLE)>;
+                                        SYSC_OMAP2_SOFTRESET)>;
                        ti,sysc-sidle = <SYSC_IDLE_FORCE>,
                                        <SYSC_IDLE_NO>,
                                        <SYSC_IDLE_SMART>,
@@ -1413,8 +1409,7 @@ target-module@a8000 {                     /* 0x481a8000, ap 42 20.0 */
                              <0xa8058 0x4>;
                        reg-names = "rev", "sysc", "syss";
                        ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
-                                        SYSC_OMAP2_SOFTRESET |
-                                        SYSC_OMAP2_AUTOIDLE)>;
+                                        SYSC_OMAP2_SOFTRESET)>;
                        ti,sysc-sidle = <SYSC_IDLE_FORCE>,
                                        <SYSC_IDLE_NO>,
                                        <SYSC_IDLE_SMART>,
@@ -1441,8 +1436,7 @@ target-module@aa000 {                     /* 0x481aa000, ap 44 12.0 */
                              <0xaa058 0x4>;
                        reg-names = "rev", "sysc", "syss";
                        ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
-                                        SYSC_OMAP2_SOFTRESET |
-                                        SYSC_OMAP2_AUTOIDLE)>;
+                                        SYSC_OMAP2_SOFTRESET)>;
                        ti,sysc-sidle = <SYSC_IDLE_FORCE>,
                                        <SYSC_IDLE_NO>,
                                        <SYSC_IDLE_SMART>,