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Diffstat (limited to 'arch/arm/mach-orion5x/ts78xx-setup.c')
-rw-r--r--arch/arm/mach-orion5x/ts78xx-setup.c55
1 files changed, 24 insertions, 31 deletions
diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c
index c96f374..b420327 100644
--- a/arch/arm/mach-orion5x/ts78xx-setup.c
+++ b/arch/arm/mach-orion5x/ts78xx-setup.c
@@ -8,6 +8,8 @@
* warranty of any kind, whether express or implied.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/sysfs.h>
@@ -115,7 +117,7 @@ static struct platform_device ts78xx_ts_rtc_device = {
* I've used the method TS use in their rtc7800.c example for the detection
*
* TODO: track down a guinea pig without an RTC to see if we can work out a
- * better RTC detection routine
+ * better RTC detection routine
*/
static int ts78xx_ts_rtc_load(void)
{
@@ -141,10 +143,14 @@ static int ts78xx_ts_rtc_load(void)
} else
rc = platform_device_add(&ts78xx_ts_rtc_device);
+ if (rc)
+ pr_info("RTC could not be registered: %d\n",
+ rc);
return rc;
}
}
+ pr_info("RTC not found\n");
return -ENODEV;
};
@@ -245,8 +251,6 @@ static void ts78xx_ts_nand_read_buf(struct mtd_info *mtd,
readsb(io_base, buf, len);
}
-const char *ts_nand_part_probes[] = { "cmdlinepart", NULL };
-
static struct mtd_partition ts78xx_ts_nand_parts[] = {
{
.name = "mbr",
@@ -271,7 +275,6 @@ static struct mtd_partition ts78xx_ts_nand_parts[] = {
static struct platform_nand_data ts78xx_ts_nand_data = {
.chip = {
.nr_chips = 1,
- .part_probe_types = ts_nand_part_probes,
.partitions = ts78xx_ts_nand_parts,
.nr_partitions = ARRAY_SIZE(ts78xx_ts_nand_parts),
.chip_delay = 15,
@@ -292,11 +295,8 @@ static struct platform_nand_data ts78xx_ts_nand_data = {
},
};
-static struct resource ts78xx_ts_nand_resources = {
- .start = TS_NAND_DATA,
- .end = TS_NAND_DATA + 4,
- .flags = IORESOURCE_MEM,
-};
+static struct resource ts78xx_ts_nand_resources
+ = DEFINE_RES_MEM(TS_NAND_DATA, 4);
static struct platform_device ts78xx_ts_nand_device = {
.name = "gen_nand",
@@ -319,6 +319,8 @@ static int ts78xx_ts_nand_load(void)
} else
rc = platform_device_add(&ts78xx_ts_nand_device);
+ if (rc)
+ pr_info("NAND could not be registered: %d\n", rc);
return rc;
};
@@ -332,11 +334,8 @@ static void ts78xx_ts_nand_unload(void)
****************************************************************************/
#define TS_RNG_DATA (TS78XX_FPGA_REGS_PHYS_BASE | 0x044)
-static struct resource ts78xx_ts_rng_resource = {
- .flags = IORESOURCE_MEM,
- .start = TS_RNG_DATA,
- .end = TS_RNG_DATA + 4 - 1,
-};
+static struct resource ts78xx_ts_rng_resource
+ = DEFINE_RES_MEM(TS_RNG_DATA, 4);
static struct timeriomem_rng_data ts78xx_ts_rng_data = {
.period = 1000000, /* one second */
@@ -363,6 +362,8 @@ static int ts78xx_ts_rng_load(void)
} else
rc = platform_device_add(&ts78xx_ts_rng_device);
+ if (rc)
+ pr_info("RNG could not be registered: %d\n", rc);
return rc;
};
@@ -402,7 +403,7 @@ static void ts78xx_fpga_supports(void)
/* enable devices if magic matches */
switch ((ts78xx_fpga.id >> 8) & 0xffffff) {
case TS7800_FPGA_MAGIC:
- pr_warning("TS-7800 FPGA: unrecognized revision 0x%.2x\n",
+ pr_warning("unrecognised FPGA revision 0x%.2x\n",
ts78xx_fpga.id & 0xff);
ts78xx_fpga.supports.ts_rtc.present = 1;
ts78xx_fpga.supports.ts_nand.present = 1;
@@ -422,26 +423,20 @@ static int ts78xx_fpga_load_devices(void)
if (ts78xx_fpga.supports.ts_rtc.present == 1) {
tmp = ts78xx_ts_rtc_load();
- if (tmp) {
- pr_info("TS-78xx: RTC not registered\n");
+ if (tmp)
ts78xx_fpga.supports.ts_rtc.present = 0;
- }
ret |= tmp;
}
if (ts78xx_fpga.supports.ts_nand.present == 1) {
tmp = ts78xx_ts_nand_load();
- if (tmp) {
- pr_info("TS-78xx: NAND not registered\n");
+ if (tmp)
ts78xx_fpga.supports.ts_nand.present = 0;
- }
ret |= tmp;
}
if (ts78xx_fpga.supports.ts_rng.present == 1) {
tmp = ts78xx_ts_rng_load();
- if (tmp) {
- pr_info("TS-78xx: RNG not registered\n");
+ if (tmp)
ts78xx_fpga.supports.ts_rng.present = 0;
- }
ret |= tmp;
}
@@ -466,7 +461,7 @@ static int ts78xx_fpga_load(void)
{
ts78xx_fpga.id = readl(TS78XX_FPGA_REGS_VIRT_BASE);
- pr_info("TS-78xx FPGA: magic=0x%.6x, rev=0x%.2x\n",
+ pr_info("FPGA magic=0x%.6x, rev=0x%.2x\n",
(ts78xx_fpga.id >> 8) & 0xffffff,
ts78xx_fpga.id & 0xff);
@@ -494,7 +489,7 @@ static int ts78xx_fpga_unload(void)
* UrJTAG SVN since r1381 can be used to reprogram the FPGA
*/
if (ts78xx_fpga.id != fpga_id) {
- pr_err("TS-78xx FPGA: magic/rev mismatch\n"
+ pr_err("FPGA magic/rev mismatch\n"
"TS-78xx FPGA: was 0x%.6x/%.2x but now 0x%.6x/%.2x\n",
(ts78xx_fpga.id >> 8) & 0xffffff, ts78xx_fpga.id & 0xff,
(fpga_id >> 8) & 0xffffff, fpga_id & 0xff);
@@ -525,7 +520,7 @@ static ssize_t ts78xx_fpga_store(struct kobject *kobj,
int value, ret;
if (ts78xx_fpga.state < 0) {
- pr_err("TS-78xx FPGA: borked, you must powercycle asap\n");
+ pr_err("FPGA borked, you must powercycle ASAP\n");
return -EBUSY;
}
@@ -533,10 +528,8 @@ static ssize_t ts78xx_fpga_store(struct kobject *kobj,
value = 1;
else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0)
value = 0;
- else {
- pr_err("ts78xx_fpga_store: Invalid value\n");
+ else
return -EINVAL;
- }
if (ts78xx_fpga.state == value)
return n;
@@ -614,7 +607,7 @@ static void __init ts78xx_init(void)
/* FPGA init */
ts78xx_fpga_devices_zero_init();
ret = ts78xx_fpga_load();
- ret = sysfs_create_file(power_kobj, &ts78xx_fpga_attr.attr);
+ ret = sysfs_create_file(firmware_kobj, &ts78xx_fpga_attr.attr);
if (ret)
pr_err("sysfs_create_file failed: %d\n", ret);
}