[PATCH] omap: move to common bootsource framework
Jan Luebbe
jlu at pengutronix.de
Mon Apr 15 08:03:58 EDT 2013
Signed-off-by: Jan Luebbe <jlu at pengutronix.de>
---
This is based on current master.
arch/arm/mach-omap/am33xx_generic.c | 10 +++++++---
arch/arm/mach-omap/include/mach/generic.h | 13 -------------
arch/arm/mach-omap/omap3_generic.c | 16 ++++++++++------
arch/arm/mach-omap/omap4_generic.c | 24 +++++++++++++++---------
arch/arm/mach-omap/omap_generic.c | 15 ++-------------
arch/arm/mach-omap/xload.c | 26 ++++++++++++++------------
6 files changed, 48 insertions(+), 56 deletions(-)
diff --git a/arch/arm/mach-omap/am33xx_generic.c b/arch/arm/mach-omap/am33xx_generic.c
index 059c55e..96432c9 100644
--- a/arch/arm/mach-omap/am33xx_generic.c
+++ b/arch/arm/mach-omap/am33xx_generic.c
@@ -19,12 +19,13 @@
*/
#include <common.h>
+#include <bootsource.h>
+#include <init.h>
#include <io.h>
#include <net.h>
#include <mach/am33xx-silicon.h>
#include <mach/am33xx-clock.h>
#include <mach/sys_info.h>
-#include <mach/generic.h>
#include <mach/am33xx-generic.h>
void __noreturn reset_cpu(unsigned long addr)
@@ -94,10 +95,13 @@ u32 running_in_sdram(void)
return 0; /* running in SRAM or FLASH */
}
-enum omap_boot_src am33xx_bootsrc(void)
+static int am33xx_bootsource(void)
{
- return OMAP_BOOTSRC_MMC1; /* only MMC for now */
+ bootsource_set(BOOTSOURCE_MMC); /* only MMC for now */
+ bootsource_set_instance(0);
+ return 0;
}
+postcore_initcall(am33xx_bootsource);
int am33xx_register_ethaddr(int eth_id, int mac_id)
{
diff --git a/arch/arm/mach-omap/include/mach/generic.h b/arch/arm/mach-omap/include/mach/generic.h
index 7455404..5a10a54 100644
--- a/arch/arm/mach-omap/include/mach/generic.h
+++ b/arch/arm/mach-omap/include/mach/generic.h
@@ -27,17 +27,4 @@
#define cpu_is_omap4xxx() (0)
#endif
-enum omap_boot_src {
- OMAP_BOOTSRC_UNKNOWN,
- OMAP_BOOTSRC_MMC1,
- OMAP_BOOTSRC_NAND,
- OMAP_BOOTSRC_SPI1,
- OMAP_BOOTSRC_USB1,
-};
-
-enum omap_boot_src omap_bootsrc(void);
-enum omap_boot_src am33xx_bootsrc(void);
-enum omap_boot_src omap3_bootsrc(void);
-enum omap_boot_src omap4_bootsrc(void);
-
#endif
diff --git a/arch/arm/mach-omap/omap3_generic.c b/arch/arm/mach-omap/omap3_generic.c
index 10e03ae..f144813 100644
--- a/arch/arm/mach-omap/omap3_generic.c
+++ b/arch/arm/mach-omap/omap3_generic.c
@@ -28,6 +28,7 @@
*/
#include <common.h>
+#include <bootsource.h>
#include <init.h>
#include <io.h>
#include <mach/omap3-silicon.h>
@@ -40,7 +41,6 @@
#include <mach/wdt.h>
#include <mach/sys_info.h>
#include <mach/syslib.h>
-#include <mach/generic.h>
/**
* @brief Reset the CPU
@@ -461,21 +461,25 @@ void omap3_core_init(void)
#ifdef CONFIG_OMAP3_CLOCK_CONFIG
prcm_init();
#endif
-
}
#define OMAP3_TRACING_VECTOR1 0x4020ffb4
-enum omap_boot_src omap3_bootsrc(void)
+static int omap3_bootsource(void)
{
+ enum bootsource src = BOOTSOURCE_UNKNOWN;
u32 bootsrc = readl(OMAP3_TRACING_VECTOR1);
if (bootsrc & (1 << 2))
- return OMAP_BOOTSRC_NAND;
+ src = BOOTSOURCE_NAND;
if (bootsrc & (1 << 6))
- return OMAP_BOOTSRC_MMC1;
- return OMAP_BOOTSRC_UNKNOWN;
+ src = BOOTSOURCE_MMC;
+ bootsource_set(src);
+ bootsource_set_instance(0);
+
+ return 0;
}
+postcore_initcall(omap3_bootsource);
/* GPMC timing for OMAP3 nand device */
const struct gpmc_config omap3_nand_cfg = {
diff --git a/arch/arm/mach-omap/omap4_generic.c b/arch/arm/mach-omap/omap4_generic.c
index e1edffa..e08a355 100644
--- a/arch/arm/mach-omap/omap4_generic.c
+++ b/arch/arm/mach-omap/omap4_generic.c
@@ -1,11 +1,11 @@
#include <common.h>
+#include <bootsource.h>
#include <init.h>
#include <io.h>
#include <mach/omap4-clock.h>
#include <mach/omap4-silicon.h>
#include <mach/omap4-mux.h>
#include <mach/syslib.h>
-#include <mach/generic.h>
#include <mach/gpmc.h>
#include <mach/gpio.h>
#include <mach/omap4_rom_usb.h>
@@ -339,7 +339,7 @@ void omap4_ddr_init(const struct ddr_regs *ddr_regs,
/* PHY control values */
sr32(CM_MEMIF_EMIF_1_CLKCTRL, 0, 32, 0x1);
- sr32(CM_MEMIF_EMIF_2_CLKCTRL, 0, 32, 0x1);
+ sr32(CM_MEMIF_EMIF_2_CLKCTRL, 0, 32, 0x1);
/* Put the Core Subsystem PD to ON State */
@@ -466,7 +466,7 @@ static int omap_vector_init(void)
* The ROM code uses interrupts for the transfers, so do not modify the
* interrupt vectors in this case.
*/
- if (omap4_bootsrc() != OMAP_BOOTSRC_USB1) {
+ if (bootsource_get() != BOOTSOURCE_USB) {
__asm__ __volatile__ (
"mov r0, #0;"
"mcr p15, #0, r0, c12, c0, #0;"
@@ -478,22 +478,28 @@ static int omap_vector_init(void)
return 0;
}
-core_initcall(omap_vector_init);
#define OMAP4_TRACING_VECTOR3 0x4030d048
-enum omap_boot_src omap4_bootsrc(void)
+static int omap4_bootsource(void)
{
+ enum bootsource src = BOOTSOURCE_UNKNOWN;
u32 bootsrc = readl(OMAP4_TRACING_VECTOR3);
if (bootsrc & (1 << 5))
- return OMAP_BOOTSRC_MMC1;
+ return BOOTSOURCE_MMC;
if (bootsrc & (1 << 3))
- return OMAP_BOOTSRC_NAND;
+ return BOOTSOURCE_NAND;
if (bootsrc & (1<<20))
- return OMAP_BOOTSRC_USB1;
- return OMAP_BOOTSRC_UNKNOWN;
+ return BOOTSOURCE_USB;
+ bootsource_set(src);
+ bootsource_set_instance(0);
+
+ omap_vector_init();
+
+ return 0;
}
+core_initcall(omap4_bootsource);
#define GPIO_MASK 0x1f
diff --git a/arch/arm/mach-omap/omap_generic.c b/arch/arm/mach-omap/omap_generic.c
index 580ed3e..cfd3dec 100644
--- a/arch/arm/mach-omap/omap_generic.c
+++ b/arch/arm/mach-omap/omap_generic.c
@@ -13,23 +13,12 @@
*
*/
#include <common.h>
+#include <bootsource.h>
#include <envfs.h>
#include <init.h>
#include <io.h>
#include <fs.h>
#include <linux/stat.h>
-#include <mach/generic.h>
-
-enum omap_boot_src omap_bootsrc(void)
-{
-#if defined(CONFIG_ARCH_OMAP3)
- return omap3_bootsrc();
-#elif defined(CONFIG_ARCH_OMAP4)
- return omap4_bootsrc();
-#elif defined(CONFIG_ARCH_AM33XX)
- return am33xx_bootsrc();
-#endif
-}
#if defined(CONFIG_DEFAULT_ENVIRONMENT) && defined(CONFIG_MCI_STARTUP)
static int omap_env_init(void)
@@ -38,7 +27,7 @@ static int omap_env_init(void)
char *diskdev = "/dev/disk0.0";
int ret;
- if (omap_bootsrc() != OMAP_BOOTSRC_MMC1)
+ if (bootsource_get() != BOOTSOURCE_MMC)
return 0;
ret = stat(diskdev, &s);
diff --git a/arch/arm/mach-omap/xload.c b/arch/arm/mach-omap/xload.c
index 72aa379..3cce3f2 100644
--- a/arch/arm/mach-omap/xload.c
+++ b/arch/arm/mach-omap/xload.c
@@ -1,4 +1,5 @@
#include <common.h>
+#include <bootsource.h>
#include <partition.h>
#include <nand.h>
#include <init.h>
@@ -6,7 +7,6 @@
#include <linux/mtd/mtd.h>
#include <fs.h>
#include <fcntl.h>
-#include <mach/generic.h>
#include <sizes.h>
#include <filetype.h>
@@ -165,30 +165,32 @@ static __noreturn int omap_xload(void)
{
int (*func)(void) = NULL;
- switch (omap_bootsrc())
+ switch (bootsource_get())
{
- case OMAP_BOOTSRC_MMC1:
- printf("booting from MMC1\n");
+ case BOOTSOURCE_MMC:
+ printf("booting from MMC\n");
func = omap_xload_boot_mmc();
break;
- case OMAP_BOOTSRC_USB1:
+ case BOOTSOURCE_USB:
if (IS_ENABLED(CONFIG_FS_OMAP4_USBBOOT)) {
- printf("booting from USB1\n");
+ printf("booting from USB\n");
func = omap4_xload_boot_usb();
break;
} else {
- printf("booting from usb1 not enabled\n");
+ printf("booting from USB not enabled\n");
}
- case OMAP_BOOTSRC_UNKNOWN:
- printf("unknown boot source. Fall back to nand\n");
- case OMAP_BOOTSRC_NAND:
+ case BOOTSOURCE_NAND:
printf("booting from NAND\n");
func = omap_xload_boot_nand(SZ_128K);
break;
- case OMAP_BOOTSRC_SPI1:
- printf("booting from SPI1\n");
+ case BOOTSOURCE_SPI:
+ printf("booting from SPI\n");
func = omap_xload_boot_spi(SZ_128K);
break;
+ default:
+ printf("unknown boot source. Fall back to nand\n");
+ func = omap_xload_boot_nand(SZ_128K);
+ break;
}
if (!func) {
--
1.8.2.rc2
More information about the barebox
mailing list