[PATCH v2 u-boot-mvebu 3/6] arm: mvebu: Convert BOOT_FROM_* constants to function macros
Pali Rohár
pali at kernel.org
Wed Mar 29 21:03:32 CEST 2023
This allows to merge BOOT_FROM_MMC and BOOT_FROM_MMC_ALT constants to one
macro. And also allows to extend other BOOT_FROM_* macros for other
variants.
Signed-off-by: Pali Rohár <pali at kernel.org>
Tested-by: Tony Dinh <mibodhi at gmail.com>
Tested-by: Martin Rowe <martin.p.rowe at gmail.com>
---
arch/arm/mach-mvebu/cpu.c | 20 ++++++++++----------
arch/arm/mach-mvebu/include/mach/soc.h | 25 ++++++++++++-------------
2 files changed, 22 insertions(+), 23 deletions(-)
diff --git a/arch/arm/mach-mvebu/cpu.c b/arch/arm/mach-mvebu/cpu.c
index 0fcd520c1dbc..1676032682b5 100644
--- a/arch/arm/mach-mvebu/cpu.c
+++ b/arch/arm/mach-mvebu/cpu.c
@@ -100,27 +100,27 @@ u32 get_boot_device(void)
val = readl(CFG_SAR_REG); /* SAR - Sample At Reset */
boot_device = (val & BOOT_DEV_SEL_MASK) >> BOOT_DEV_SEL_OFFS;
debug("SAR_REG=0x%08x boot_device=0x%x\n", val, boot_device);
- switch (boot_device) {
#ifdef BOOT_FROM_NAND
- case BOOT_FROM_NAND:
+ if (BOOT_FROM_NAND(boot_device))
return BOOT_DEVICE_NAND;
#endif
#ifdef BOOT_FROM_MMC
- case BOOT_FROM_MMC:
- case BOOT_FROM_MMC_ALT:
+ if (BOOT_FROM_MMC(boot_device))
return BOOT_DEVICE_MMC1;
#endif
- case BOOT_FROM_UART:
+#ifdef BOOT_FROM_UART
+ if (BOOT_FROM_UART(boot_device))
return BOOT_DEVICE_UART;
+#endif
#ifdef BOOT_FROM_SATA
- case BOOT_FROM_SATA:
+ if (BOOT_FROM_SATA(boot_device))
return BOOT_DEVICE_SATA;
#endif
- case BOOT_FROM_SPI:
+#ifdef BOOT_FROM_SPI
+ if (BOOT_FROM_SPI(boot_device))
return BOOT_DEVICE_SPI;
- default:
- return BOOT_DEVICE_BOOTROM;
- };
+#endif
+ return BOOT_DEVICE_BOOTROM;
}
#if defined(CONFIG_DISPLAY_CPUINFO)
diff --git a/arch/arm/mach-mvebu/include/mach/soc.h b/arch/arm/mach-mvebu/include/mach/soc.h
index 3266749836a7..82a98cf9ff57 100644
--- a/arch/arm/mach-mvebu/include/mach/soc.h
+++ b/arch/arm/mach-mvebu/include/mach/soc.h
@@ -143,8 +143,8 @@
#define BOOT_DEV_SEL_OFFS 3
#define BOOT_DEV_SEL_MASK (0x3f << BOOT_DEV_SEL_OFFS)
-#define BOOT_FROM_UART 0x30
-#define BOOT_FROM_SPI 0x38
+#define BOOT_FROM_UART(x) (x == 0x30)
+#define BOOT_FROM_SPI(x) (x == 0x38)
#define CFG_SYS_TCLK ((readl(CFG_SAR_REG) & BIT(20)) ? \
200000000 : 166000000)
@@ -160,12 +160,11 @@
#define BOOT_DEV_SEL_OFFS 4
#define BOOT_DEV_SEL_MASK (0x3f << BOOT_DEV_SEL_OFFS)
-#define BOOT_FROM_NAND 0x0A
-#define BOOT_FROM_SATA 0x2A
-#define BOOT_FROM_UART 0x28
-#define BOOT_FROM_SPI 0x32
-#define BOOT_FROM_MMC 0x30
-#define BOOT_FROM_MMC_ALT 0x31
+#define BOOT_FROM_NAND(x) (x == 0x0A)
+#define BOOT_FROM_SATA(x) (x == 0x2A)
+#define BOOT_FROM_UART(x) (x == 0x28)
+#define BOOT_FROM_SPI(x) (x == 0x32)
+#define BOOT_FROM_MMC(x) (x == 0x30 || x == 0x31)
#define CFG_SYS_TCLK ((readl(CFG_SAR_REG) & BIT(15)) ? \
200000000 : 250000000)
@@ -182,9 +181,9 @@
#define BOOT_DEV_SEL_OFFS 11
#define BOOT_DEV_SEL_MASK (0x7 << BOOT_DEV_SEL_OFFS)
-#define BOOT_FROM_NAND 0x1
-#define BOOT_FROM_UART 0x2
-#define BOOT_FROM_SPI 0x3
+#define BOOT_FROM_NAND(x) (x == 0x1)
+#define BOOT_FROM_UART(x) (x == 0x2)
+#define BOOT_FROM_SPI(x) (x == 0x3)
#define CFG_SYS_TCLK 200000000 /* 200MHz */
#elif defined(CONFIG_ARMADA_XP)
@@ -204,8 +203,8 @@
#define BOOT_DEV_SEL_OFFS 5
#define BOOT_DEV_SEL_MASK (0xf << BOOT_DEV_SEL_OFFS)
-#define BOOT_FROM_UART 0x2
-#define BOOT_FROM_SPI 0x3
+#define BOOT_FROM_UART(x) (x == 0x2)
+#define BOOT_FROM_SPI(x) (x == 0x3)
#define CFG_SYS_TCLK 250000000 /* 250MHz */
#endif
--
2.20.1
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