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151 lines
4.1 KiB
Diff
151 lines
4.1 KiB
Diff
From 440ff3efce2982d9808045a696d9b7c17f539a10 Mon Sep 17 00:00:00 2001
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From: Andy Green <andy@openmoko.com>
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Date: Fri, 25 Jul 2008 23:06:02 +0100
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Subject: [PATCH] add-pcb-rev-sysfs.patch
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Signed-off-by: Andy Green <andy@openmoko.com>
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---
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arch/arm/mach-s3c2440/mach-gta02.c | 6 ++
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arch/arm/plat-s3c24xx/Makefile | 6 ++-
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arch/arm/plat-s3c24xx/neo1973_version.c | 90 +++++++++++++++++++++++++++++++
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3 files changed, 101 insertions(+), 1 deletions(-)
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create mode 100644 arch/arm/plat-s3c24xx/neo1973_version.c
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diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
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index a2a63fe..3574375 100644
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--- a/arch/arm/mach-s3c2440/mach-gta02.c
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+++ b/arch/arm/mach-s3c2440/mach-gta02.c
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@@ -372,6 +372,11 @@ int gta02_get_pcb_revision(void)
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return u;
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}
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+struct platform_device gta02_version_device = {
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+ .name = "neo1973-version",
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+ .num_resources = 0,
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+};
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+
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static struct map_desc gta02_iodesc[] __initdata = {
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{
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@@ -724,6 +729,7 @@ static struct platform_device *gta02_devices[] __initdata = {
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&s3c_device_ts,
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>a02_nor_flash,
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&sc32440_fiq_device,
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+ >a02_version_device,
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};
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static struct s3c2410_nand_set gta02_nand_sets[] = {
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diff --git a/arch/arm/plat-s3c24xx/Makefile b/arch/arm/plat-s3c24xx/Makefile
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index d58265f..6b32a8a 100644
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--- a/arch/arm/plat-s3c24xx/Makefile
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+++ b/arch/arm/plat-s3c24xx/Makefile
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@@ -29,4 +29,8 @@ obj-$(CONFIG_PM) += pm.o
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obj-$(CONFIG_PM) += sleep.o
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obj-$(CONFIG_S3C2410_DMA) += dma.o
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obj-$(CONFIG_MACH_SMDK) += common-smdk.o
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-obj-$(CONFIG_MACH_NEO1973) += neo1973_pm_host.o neo1973_pm_gsm.o neo1973_pm_gps.o neo1973_pm_bt.o
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+obj-$(CONFIG_MACH_NEO1973) += neo1973_version.o \
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+ neo1973_pm_host.o \
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+ neo1973_pm_gsm.o \
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+ neo1973_pm_gps.o \
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+ neo1973_pm_bt.o
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diff --git a/arch/arm/plat-s3c24xx/neo1973_version.c b/arch/arm/plat-s3c24xx/neo1973_version.c
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new file mode 100644
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index 0000000..ad41a0f
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--- /dev/null
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+++ b/arch/arm/plat-s3c24xx/neo1973_version.c
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@@ -0,0 +1,90 @@
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+/*
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+ * PCB version sysfs for the FIC Neo1973 GSM Phone
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+ *
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+ * (C) 2007 by OpenMoko Inc.
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+ * Author: Andy Green <andy@openmoko.com>
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+ * All rights reserved.
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation
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+ *
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+ */
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+
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+#include <linux/module.h>
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+#include <linux/init.h>
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+#include <linux/kernel.h>
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+#include <linux/platform_device.h>
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+
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+#include <asm/hardware.h>
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+#include <asm/mach-types.h>
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+
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+#ifdef CONFIG_MACH_NEO1973_GTA02
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+#include <asm/arch/gta02.h>
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+
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+static ssize_t version_read(struct device *dev, struct device_attribute *attr,
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+ char *buf)
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+{
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+ return sprintf(buf, "0x%03X\n", gta02_get_pcb_revision());
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+}
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+
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+
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+static DEVICE_ATTR(pcb, 0644, version_read, NULL);
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+
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+static struct attribute *neo1973_version_sysfs_entries[] = {
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+ &dev_attr_pcb.attr,
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+ NULL
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+};
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+
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+static struct attribute_group neo1973_version_attr_group = {
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+ .name = NULL,
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+ .attrs = neo1973_version_sysfs_entries,
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+};
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+
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+static int __init neo1973_version_probe(struct platform_device *pdev)
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+{
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+ dev_info(&pdev->dev, "starting\n");
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+
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+ switch (machine_arch_type) {
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+#ifdef CONFIG_MACH_NEO1973_GTA01
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+ case MACH_TYPE_NEO1973_GTA01:
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+ return -EINVAL;
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+#endif /* CONFIG_MACH_NEO1973_GTA01 */
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+ default:
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+ break;
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+ }
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+
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+ return sysfs_create_group(&pdev->dev.kobj, &neo1973_version_attr_group);
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+}
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+
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+static int neo1973_version_remove(struct platform_device *pdev)
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+{
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+ sysfs_remove_group(&pdev->dev.kobj, &neo1973_version_attr_group);
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+ return 0;
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+}
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+
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+static struct platform_driver neo1973_version_driver = {
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+ .probe = neo1973_version_probe,
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+ .remove = neo1973_version_remove,
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+ .driver = {
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+ .name = "neo1973-version",
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+ },
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+};
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+
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+static int __devinit neo1973_version_init(void)
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+{
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+ return platform_driver_register(&neo1973_version_driver);
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+}
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+
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+static void neo1973_version_exit(void)
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+{
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+ platform_driver_unregister(&neo1973_version_driver);
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+}
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+
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+module_init(neo1973_version_init);
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+module_exit(neo1973_version_exit);
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+
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+MODULE_LICENSE("GPL");
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+MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
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+MODULE_DESCRIPTION("Neo1973 PCB version");
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+#endif
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--
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1.5.6.3
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