Thread (10 messages) flat view 10 messages, 3 authors, 2026-03-09
STALE200d

[PATCH 1/8] staging: sm750fb: remove unused GPIO_MUX bit field definitions

From: Gabriel Windlin <hidden>
Date: 2026-03-03 23:25:55
Also in: linux-staging, lkml
Subsystem: staging - silicon motion sm750 frame buffer driver, staging subsystem, the rest · Maintainers: Sudip Mukherjee, Teddy Wang, Sudip Mukherjee, Greg Kroah-Hartman, Linus Torvalds

The GPIO_MUX_0 through GPIO_MUX_31 bit field macros defined in
ddk750_reg.h are not referenced anywhere in the driver. The register
address GPIO_MUX itself is still used by ddk750_swi2c.c. Remove the
unused bit definitions to reduce dead code as noted in the TODO file.

Signed-off-by: Gabriel Windlin <redacted>
---
 drivers/staging/sm750fb/ddk750_reg.h | 32 ----------------------------
 1 file changed, 32 deletions(-)
diff --git a/drivers/staging/sm750fb/ddk750_reg.h b/drivers/staging/sm750fb/ddk750_reg.h
index fe412ead72e5..59ecbc0d48f7 100644
--- a/drivers/staging/sm750fb/ddk750_reg.h
+++ b/drivers/staging/sm750fb/ddk750_reg.h
@@ -76,38 +76,6 @@
 #define MISC_CTRL_EMBEDDED_LOCALMEM_OFF               BIT(0)
 
 #define GPIO_MUX                                      0x000008
-#define GPIO_MUX_31                                   BIT(31)
-#define GPIO_MUX_30                                   BIT(30)
-#define GPIO_MUX_29                                   BIT(29)
-#define GPIO_MUX_28                                   BIT(28)
-#define GPIO_MUX_27                                   BIT(27)
-#define GPIO_MUX_26                                   BIT(26)
-#define GPIO_MUX_25                                   BIT(25)
-#define GPIO_MUX_24                                   BIT(24)
-#define GPIO_MUX_23                                   BIT(23)
-#define GPIO_MUX_22                                   BIT(22)
-#define GPIO_MUX_21                                   BIT(21)
-#define GPIO_MUX_20                                   BIT(20)
-#define GPIO_MUX_19                                   BIT(19)
-#define GPIO_MUX_18                                   BIT(18)
-#define GPIO_MUX_17                                   BIT(17)
-#define GPIO_MUX_16                                   BIT(16)
-#define GPIO_MUX_15                                   BIT(15)
-#define GPIO_MUX_14                                   BIT(14)
-#define GPIO_MUX_13                                   BIT(13)
-#define GPIO_MUX_12                                   BIT(12)
-#define GPIO_MUX_11                                   BIT(11)
-#define GPIO_MUX_10                                   BIT(10)
-#define GPIO_MUX_9                                    BIT(9)
-#define GPIO_MUX_8                                    BIT(8)
-#define GPIO_MUX_7                                    BIT(7)
-#define GPIO_MUX_6                                    BIT(6)
-#define GPIO_MUX_5                                    BIT(5)
-#define GPIO_MUX_4                                    BIT(4)
-#define GPIO_MUX_3                                    BIT(3)
-#define GPIO_MUX_2                                    BIT(2)
-#define GPIO_MUX_1                                    BIT(1)
-#define GPIO_MUX_0                                    BIT(0)
 
 #define LOCALMEM_ARBITRATION                          0x00000C
 #define LOCALMEM_ARBITRATION_ROTATE                   BIT(28)
-- 
2.53.0
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