[PATCH v1 3/3] regmap: mmio: Remove unused 64-bit support code

From: Andy Shevchenko
Date: Thu Jun 22 2023 - 14:36:22 EST


regmap API does not support 64-bit data size, so
there is no point to have it in regmap MMIO.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/base/regmap/regmap-mmio.c | 24 ------------------------
1 file changed, 24 deletions(-)

diff --git a/drivers/base/regmap/regmap-mmio.c b/drivers/base/regmap/regmap-mmio.c
index 8132b5c101c4..99d7fd85ca7d 100644
--- a/drivers/base/regmap/regmap-mmio.c
+++ b/drivers/base/regmap/regmap-mmio.c
@@ -202,15 +202,6 @@ static int regmap_mmio_noinc_write(void *context, unsigned int reg,
writel(swab32(valp[i]), ctx->regs + reg);
goto out_clk;
}
-#ifdef CONFIG_64BIT
- case 8:
- {
- const u64 *valp = (const u64 *)val;
- for (i = 0; i < val_count; i++)
- writeq(swab64(valp[i]), ctx->regs + reg);
- goto out_clk;
- }
-#endif
default:
ret = -EINVAL;
goto out_clk;
@@ -227,11 +218,6 @@ static int regmap_mmio_noinc_write(void *context, unsigned int reg,
case 4:
writesl(ctx->regs + reg, (const u32 *)val, val_count);
break;
-#ifdef CONFIG_64BIT
- case 8:
- writesq(ctx->regs + reg, (const u64 *)val, val_count);
- break;
-#endif
default:
ret = -EINVAL;
break;
@@ -363,11 +349,6 @@ static int regmap_mmio_noinc_read(void *context, unsigned int reg,
case 4:
readsl(ctx->regs + reg, (u32 *)val, val_count);
break;
-#ifdef CONFIG_64BIT
- case 8:
- readsq(ctx->regs + reg, (u64 *)val, val_count);
- break;
-#endif
default:
ret = -EINVAL;
goto out_clk;
@@ -387,11 +368,6 @@ static int regmap_mmio_noinc_read(void *context, unsigned int reg,
case 4:
swab32_array(val, val_count);
break;
-#ifdef CONFIG_64BIT
- case 8:
- swab64_array(val, val_count);
- break;
-#endif
default:
ret = -EINVAL;
break;
--
2.40.0.1.gaa8946217a0b