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authorMike Frysinger <michael.frysinger@analog.com>2007-12-24 16:54:48 +0800
committerBryan Wu <bryan.wu@analog.com>2007-12-24 16:54:48 +0800
commit1545a1111a02b5aafe6f141e133a6269c5741285 (patch)
treef018c4b0c074c3e9ed72d887d74948a88165a9c5
parent54a1668ce53fe701f1d36651b591ced388e97275 (diff)
downloadblackbird-op-linux-1545a1111a02b5aafe6f141e133a6269c5741285.tar.gz
blackbird-op-linux-1545a1111a02b5aafe6f141e133a6269c5741285.zip
[Blackfin] arch: add support for BF523/BF524/BF526
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com> Signed-off-by: Bryan Wu <bryan.wu@analog.com>
-rw-r--r--arch/blackfin/Kconfig26
-rw-r--r--arch/blackfin/Makefile6
-rw-r--r--arch/blackfin/kernel/bfin_gpio.c34
3 files changed, 63 insertions, 3 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index e4ccdcdb4639..a241a0a27de2 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -85,11 +85,26 @@ config BF522
help
BF522 Processor Support.
+config BF523
+ bool "BF523"
+ help
+ BF523 Processor Support.
+
+config BF524
+ bool "BF524"
+ help
+ BF524 Processor Support.
+
config BF525
bool "BF525"
help
BF525 Processor Support.
+config BF526
+ bool "BF526"
+ help
+ BF526 Processor Support.
+
config BF527
bool "BF527"
help
@@ -198,7 +213,7 @@ endchoice
config BF52x
bool
- depends on (BF522 || BF525 || BF527)
+ depends on (BF522 || BF523 || BF524 || BF525 || BF526 || BF527)
default y
config BF53x
@@ -371,7 +386,10 @@ config SCLK_DIV
config MAX_VCO_HZ
int
default 600000000 if BF522
+ default 400000000 if BF523
+ default 400000000 if BF524
default 600000000 if BF525
+ default 400000000 if BF526
default 600000000 if BF527
default 400000000 if BF531
default 400000000 if BF532
@@ -383,6 +401,8 @@ config MAX_VCO_HZ
default 533333333 if BF539
default 600000000 if BF542
default 533333333 if BF544
+ default 600000000 if BF547
+ default 600000000 if BF548
default 533333333 if BF549
default 600000000 if BF561
@@ -897,8 +917,8 @@ config PM_WAKEUP_SIC_IWR
depends on PM_WAKEUP_GPIO_BY_SIC_IWR
default 0x80000000 if (BF537 || BF536 || BF534)
default 0x100000 if (BF533 || BF532 || BF531)
- default 0x800000 if (BF549 || BF548 || BF547 || BF542)
- default 0x800000 if (BF527 || BF524 || BF522)
+ default 0x800000 if (BF54x)
+ default 0x800000 if (BF52x)
config PM_WAKEUP_GPIO_NUMBER
int "Wakeup GPIO number"
diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile
index c47e000f8324..0c9680eac8ef 100644
--- a/arch/blackfin/Makefile
+++ b/arch/blackfin/Makefile
@@ -21,7 +21,10 @@ KBUILD_DEFCONFIG := BF537-STAMP_defconfig
# setup the machine name and the machine dependent settings
machine-$(CONFIG_BF522) := bf527
+machine-$(CONFIG_BF523) := bf527
+machine-$(CONFIG_BF524) := bf527
machine-$(CONFIG_BF525) := bf527
+machine-$(CONFIG_BF526) := bf527
machine-$(CONFIG_BF527) := bf527
machine-$(CONFIG_BF531) := bf533
machine-$(CONFIG_BF532) := bf533
@@ -39,7 +42,10 @@ MACHINE := $(machine-y)
export MACHINE
cpu-$(CONFIG_BF522) := bf522
+cpu-$(CONFIG_BF523) := bf523
+cpu-$(CONFIG_BF524) := bf524
cpu-$(CONFIG_BF525) := bf525
+cpu-$(CONFIG_BF526) := bf526
cpu-$(CONFIG_BF527) := bf527
cpu-$(CONFIG_BF531) := bf531
cpu-$(CONFIG_BF532) := bf532
diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c
index ce85d4bf34ca..ea13d2a22d69 100644
--- a/arch/blackfin/kernel/bfin_gpio.c
+++ b/arch/blackfin/kernel/bfin_gpio.c
@@ -83,6 +83,7 @@
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/err.h>
+#include <linux/proc_fs.h>
#include <asm/blackfin.h>
#include <asm/gpio.h>
#include <asm/portmux.h>
@@ -1194,3 +1195,36 @@ void bfin_gpio_reset_spi0_ssel1(void)
}
#endif /*BF548_FAMILY */
+
+#if defined(CONFIG_PROC_FS)
+static int gpio_proc_read(char *buf, char **start, off_t offset,
+ int len, int *unused_i, void *unused_v)
+{
+ int c, outlen = 0;
+
+ for (c = 0; c < MAX_RESOURCES; c++) {
+ if (!check_gpio(c) && (reserved_gpio_map[gpio_bank(c)] & gpio_bit(c)))
+ len = sprintf(buf, "GPIO_%d: %s \tGPIO %s\n", c,
+ get_label(c), get_gpio_dir(c) ? "OUTPUT" : "INPUT");
+ else if (reserved_peri_map[gpio_bank(c)] & gpio_bit(c))
+ len = sprintf(buf, "GPIO_%d: %s \tPeripheral\n", c, get_label(c));
+ else
+ continue;
+ buf += len;
+ outlen += len;
+ }
+ return outlen;
+}
+
+static __init int gpio_register_proc(void)
+{
+ struct proc_dir_entry *proc_gpio;
+
+ proc_gpio = create_proc_entry("gpio", S_IRUGO, NULL);
+ if (proc_gpio)
+ proc_gpio->read_proc = gpio_proc_read;
+ return proc_gpio != NULL;
+}
+
+__initcall(gpio_register_proc);
+#endif
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