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authorSteve Sakoman <sakoman@gmail.com>2010-08-02 15:21:39 +0400
committerTony Lindgren <tony@atomide.com>2010-08-02 15:21:39 +0400
commita5ba7ae2a1b9d4ce0b2ad1cd902af88ac6f7ef33 (patch)
tree021e4da3176cf5b1dfe2f326c2493b429906b7af /arch/arm
parent25d6f63093ef5fa596318d7790e6d5029a711a75 (diff)
downloadlinux-a5ba7ae2a1b9d4ce0b2ad1cd902af88ac6f7ef33.tar.xz
omap: Overo: Fix support for second ethernet port
The original patch got truncated when applied from patchwork.kernel.org as discussed at: http://www.mail-archive.com/linux-omap@vger.kernel.org/msg28953.html This patch supplies the missing chunks. Signed-off-by: Steve Sakoman <sakoman@gmail.com> [tony@atomide.com: added more info to the patch description] Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-omap2/board-overo.c42
1 files changed, 40 insertions, 2 deletions
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index 79ac41400c21..4ceeb56c414c 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -166,9 +166,26 @@ static struct platform_device overo_smsc911x_device = {
},
};
+static struct platform_device overo_smsc911x2_device = {
+ .name = "smsc911x",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(overo_smsc911x2_resources),
+ .resource = overo_smsc911x2_resources,
+ .dev = {
+ .platform_data = &overo_smsc911x_config,
+ },
+};
+
+static struct platform_device *smsc911x_devices[] = {
+ &overo_smsc911x_device,
+ &overo_smsc911x2_device,
+};
+
static inline void __init overo_init_smsc911x(void)
{
- unsigned long cs_mem_base;
+ unsigned long cs_mem_base, cs_mem_base2;
+
+ /* set up first smsc911x chip */
if (gpmc_cs_request(OVERO_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
printk(KERN_ERR "Failed request for GPMC mem for smsc911x\n");
@@ -189,7 +206,28 @@ static inline void __init overo_init_smsc911x(void)
overo_smsc911x_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X_GPIO);
overo_smsc911x_resources[1].end = 0;
- platform_device_register(&overo_smsc911x_device);
+ /* set up second smsc911x chip */
+
+ if (gpmc_cs_request(OVERO_SMSC911X2_CS, SZ_16M, &cs_mem_base2) < 0) {
+ printk(KERN_ERR "Failed request for GPMC mem for smsc911x2\n");
+ return;
+ }
+
+ overo_smsc911x2_resources[0].start = cs_mem_base2 + 0x0;
+ overo_smsc911x2_resources[0].end = cs_mem_base2 + 0xff;
+
+ if ((gpio_request(OVERO_SMSC911X2_GPIO, "SMSC911X2 IRQ") == 0) &&
+ (gpio_direction_input(OVERO_SMSC911X2_GPIO) == 0)) {
+ gpio_export(OVERO_SMSC911X2_GPIO, 0);
+ } else {
+ printk(KERN_ERR "could not obtain gpio for SMSC911X2 IRQ\n");
+ return;
+ }
+
+ overo_smsc911x2_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X2_GPIO);
+ overo_smsc911x2_resources[1].end = 0;
+
+ platform_add_devices(smsc911x_devices, ARRAY_SIZE(smsc911x_devices));
}
#else