[PATCH v5 1/2] clk: imx25: print silicon revision during init

Martin Kaiser martin at kaiser.cx
Wed May 17 08:39:31 PDT 2023


Print the imx25 silicon revision when the clocks are initialised.

Use the same mechanism as for imx27, i.e. call mx25_revision.
This function is unused at the moment.

Signed-off-by: Martin Kaiser <martin at kaiser.cx>
Reviewed-by: Fabio Estevam <festevam at gmail.com>
---
changes in v5:
- rebase against today's linux-next

changes in v4:
- rebase against today's linux-next
- add Fabio's Reviewed-by tag

changes in v3:
- rebase against today's linux-next

changes in v2:
- send the patch to the clk maintainers

 drivers/clk/imx/clk-imx25.c | 3 +++
 include/soc/imx/revision.h  | 1 +
 2 files changed, 4 insertions(+)

diff --git a/drivers/clk/imx/clk-imx25.c b/drivers/clk/imx/clk-imx25.c
index cc013b343e62..bee3da2e21e1 100644
--- a/drivers/clk/imx/clk-imx25.c
+++ b/drivers/clk/imx/clk-imx25.c
@@ -13,6 +13,7 @@
 #include <linux/of.h>
 #include <linux/of_address.h>
 #include <linux/of_irq.h>
+#include <soc/imx/revision.h>
 
 #include "clk.h"
 
@@ -220,6 +221,8 @@ static int __init __mx25_clocks_init(void __iomem *ccm_base)
 
 	imx_register_uart_clocks();
 
+	imx_print_silicon_rev("i.MX25", mx25_revision());
+
 	return 0;
 }
 
diff --git a/include/soc/imx/revision.h b/include/soc/imx/revision.h
index b2a55dafaf0a..b122d2fc8881 100644
--- a/include/soc/imx/revision.h
+++ b/include/soc/imx/revision.h
@@ -22,6 +22,7 @@
 #define IMX_CHIP_REVISION_3_3		0x33
 #define IMX_CHIP_REVISION_UNKNOWN	0xff
 
+int mx25_revision(void);
 int mx27_revision(void);
 int mx31_revision(void);
 int mx35_revision(void);
-- 
2.30.2




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