Hi Fabio,

On 27/06/15 21:17, Fabio Estevam wrote:
Philippe,

On Sat, Jun 27, 2015 at 2:34 PM, Fabio Estevam<feste...@gmail.com>  wrote:

Yes, please submit a formal patch.

I thought it was imx1_timer_init_dt because in imx27.dtsi we have:

compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";

So I am wondering if this is correct or it should be

compatible = "fsl,imx27-gpt", "fsl,imx21-gpt"; instead?

In addition to the drivers/clocksource/timer-imx-gpt.c patch, could
you also try the change below?

Yes, I do it
--- a/arch/arm/boot/dts/imx27.dtsi
+++ b/arch/arm/boot/dts/imx27.dtsi
@@ -108,7 +108,7 @@
              };

              gpt1: timer@10003000 {
-                compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+                compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
                  reg =<0x10003000 0x1000>;
                  interrupts =<26>;
                  clocks =<&clks IMX27_CLK_GPT1_IPG_GATE>,
@@ -117,7 +117,7 @@
              };

              gpt2: timer@10004000 {
-                compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+                compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
                  reg =<0x10004000 0x1000>;
                  interrupts =<25>;
                  clocks =<&clks IMX27_CLK_GPT2_IPG_GATE>,
@@ -126,7 +126,7 @@
              };

              gpt3: timer@10005000 {
-                compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+                compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
                  reg =<0x10005000 0x1000>;
                  interrupts =<24>;
                  clocks =<&clks IMX27_CLK_GPT3_IPG_GATE>,
@@ -376,7 +376,7 @@
              };

              gpt4: timer@10019000 {
-                compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+                compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
                  reg =<0x10019000 0x1000>;
                  interrupts =<4>;
                  clocks =<&clks IMX27_CLK_GPT4_IPG_GATE>,
@@ -385,7 +385,7 @@
              };

              gpt5: timer@1001a000 {
-                compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+                compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
                  reg =<0x1001a000 0x1000>;
                  interrupts =<3>;
                  clocks =<&clks IMX27_CLK_GPT5_IPG_GATE>,
@@ -436,7 +436,7 @@
              };

              gpt6: timer@1001f000 {
-                compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+                compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
                  reg =<0x1001f000 0x1000>;
                  interrupts =<2>;
                  clocks =<&clks IMX27_CLK_GPT6_IPG_GATE>,

I've tested this change, and it works fine.
In the file drivers/clocksource/timer-imx-gpt.c, there is :
#define imx21_gpt_irq_disable imx1_gpt_irq_disable
#define imx21_gpt_irq_enable imx1_gpt_irq_enable
So I think that using imx1 or imx21 has the same result;

Do you think I should put both change in on patch ?
Or is it better to do two patches please ?

Regards,
Philippe

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