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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-25 15:06:47 +02:00

the ds1672 can be detected -- fix the driver and remove unneeded hacks

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10984 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
kaloz 2008-04-29 20:40:36 +00:00
parent f689a33d61
commit 6c38a881b8
3 changed files with 17 additions and 87 deletions

View File

@ -0,0 +1,16 @@
--- linux-2.6.24.5/drivers/rtc/rtc-ds1672.c 2008-04-19 03:53:39.000000000 +0200
+++ linux-2.6.24.5-owrt/drivers/rtc/rtc-ds1672.c 2008-04-29 22:16:41.000000000 +0200
@@ -13,10 +13,10 @@
#include <linux/i2c.h>
#include <linux/rtc.h>
-#define DRV_VERSION "0.3"
+#define DRV_VERSION "0.4"
-/* Addresses to scan: none. This chip cannot be detected. */
-static unsigned short normal_i2c[] = { I2C_CLIENT_END };
+/* Addresses to scan: 0x68 */
+static unsigned short normal_i2c[] = { 0x68, I2C_CLIENT_END };
/* Insmod parameters */
I2C_CLIENT_INSMOD;

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@ -125,7 +125,7 @@ diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-pci.c linux-2.6.24.5-owrt/
diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c
--- linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c 2008-04-28 21:07:16.000000000 +0200
@@ -0,0 +1,280 @@
@@ -0,0 +1,250 @@
+/*
+ * arch/arm/mach-ixp4xx/cambria-setup.c
+ *
@ -303,35 +303,6 @@ diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c linux-2.6.24.5-owr
+ &cambria_eth[1],
+};
+
+static char cambria_rtc_probe[] __initdata = "rtc-ds1672.probe=0,0x68 ";
+
+static void __init cambria_fixup(struct machine_desc *desc,
+ struct tag *tags, char **cmdline, struct meminfo *mi)
+{
+ struct tag *t = tags;
+ char *p = *cmdline;
+
+ /* Find the end of the tags table, taking note of any cmdline tag. */
+ for (; t->hdr.size; t = tag_next(t)) {
+ if (t->hdr.tag == ATAG_CMDLINE) {
+ p = t->u.cmdline.cmdline;
+ }
+ }
+
+ /* Overwrite the end of the table with a new cmdline tag. */
+ t->hdr.tag = ATAG_CMDLINE;
+ t->hdr.size = (sizeof (struct tag_header) +
+ strlen(cambria_rtc_probe) + strlen(p) + 1 + 4) >> 2;
+ strlcpy(t->u.cmdline.cmdline, cambria_rtc_probe, COMMAND_LINE_SIZE);
+ strlcpy(t->u.cmdline.cmdline + strlen(cambria_rtc_probe), p,
+ COMMAND_LINE_SIZE - strlen(cambria_rtc_probe));
+
+ /* Terminate the table. */
+ t = tag_next(t);
+ t->hdr.tag = ATAG_NONE;
+ t->hdr.size = 0;
+}
+
+#ifdef CONFIG_SENSORS_EEPROM
+static int cambria_eeprom_do(struct notifier_block *self, unsigned long event, void *t)
+{
@ -398,7 +369,6 @@ diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c linux-2.6.24.5-owr
+ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
+ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
+ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+ .fixup = cambria_fixup,
+ .map_io = ixp4xx_map_io,
+ .init_irq = ixp4xx_init_irq,
+ .timer = &ixp4xx_timer,

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@ -1,56 +0,0 @@
Index: linux-2.6.24.2/arch/arm/mach-ixp4xx/avila-setup.c
===================================================================
--- linux-2.6.24.2.orig/arch/arm/mach-ixp4xx/avila-setup.c
+++ linux-2.6.24.2/arch/arm/mach-ixp4xx/avila-setup.c
@@ -163,6 +163,35 @@ static struct platform_device *avila_dev
&avila_uart
};
+static char avila_rtc_probe[] __initdata = "rtc-ds1672.probe=0,0x68 ";
+
+static void __init avila_fixup(struct machine_desc *desc,
+ struct tag *tags, char **cmdline, struct meminfo *mi)
+{
+ struct tag *t = tags;
+ char *p = *cmdline;
+
+ /* Find the end of the tags table, taking note of any cmdline tag. */
+ for (; t->hdr.size; t = tag_next(t)) {
+ if (t->hdr.tag == ATAG_CMDLINE) {
+ p = t->u.cmdline.cmdline;
+ }
+ }
+
+ /* Overwrite the end of the table with a new cmdline tag. */
+ t->hdr.tag = ATAG_CMDLINE;
+ t->hdr.size = (sizeof (struct tag_header) +
+ strlen(avila_rtc_probe) + strlen(p) + 1 + 4) >> 2;
+ strlcpy(t->u.cmdline.cmdline, avila_rtc_probe, COMMAND_LINE_SIZE);
+ strlcpy(t->u.cmdline.cmdline + strlen(avila_rtc_probe), p,
+ COMMAND_LINE_SIZE - strlen(avila_rtc_probe));
+
+ /* Terminate the table. */
+ t = tag_next(t);
+ t->hdr.tag = ATAG_NONE;
+ t->hdr.size = 0;
+}
+
static void __init avila_init(void)
{
ixp4xx_sys_init();
@@ -192,6 +221,7 @@ MACHINE_START(AVILA, "Gateworks Avila Ne
/* Maintainer: Deepak Saxena <dsaxena@plexity.net> */
.phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
.io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+ .fixup = avila_fixup,
.map_io = ixp4xx_map_io,
.init_irq = ixp4xx_init_irq,
.timer = &ixp4xx_timer,
@@ -209,6 +239,7 @@ MACHINE_START(LOFT, "Giant Shoulder Inc
/* Maintainer: Tom Billman <kernel@giantshoulderinc.com> */
.phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
.io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+ .fixup = avila_fixup,
.map_io = ixp4xx_map_io,
.init_irq = ixp4xx_init_irq,
.timer = &ixp4xx_timer,