* [RFC] bcma: gpio: register 32 GPIOs on BCM5357
@ 2014-03-18 22:14 Rafał Miłecki
2014-03-20 20:09 ` [PATCH] " Rafał Miłecki
0 siblings, 1 reply; 2+ messages in thread
From: Rafał Miłecki @ 2014-03-18 22:14 UTC (permalink / raw)
To: linux-wireless; +Cc: Hauke Mehrtens, Rafał Miłecki
Some Broadcom boards have more GPIOs available. For example Linksys
E3200 home router is based on SoC id 0x5357, package 0x0A and uses GPIO
23 to reset internal USB WiFi (gpio23=wombo_reset).
---
drivers/bcma/driver_gpio.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c
index 25f9887..d7f81ad 100644
--- a/drivers/bcma/driver_gpio.c
+++ b/drivers/bcma/driver_gpio.c
@@ -218,7 +218,14 @@ int bcma_gpio_init(struct bcma_drv_cc *cc)
#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC)
chip->to_irq = bcma_gpio_to_irq;
#endif
- chip->ngpio = 16;
+ switch (cc->core->bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM5357:
+ chip->ngpio = 32;
+ break;
+ default:
+ chip->ngpio = 16;
+ }
+
/* There is just one SoC in one device and its GPIO addresses should be
* deterministic to address them more easily. The other buses could get
* a random base number. */
--
1.8.4.5
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH] bcma: gpio: register 32 GPIOs on BCM5357
2014-03-18 22:14 [RFC] bcma: gpio: register 32 GPIOs on BCM5357 Rafał Miłecki
@ 2014-03-20 20:09 ` Rafał Miłecki
0 siblings, 0 replies; 2+ messages in thread
From: Rafał Miłecki @ 2014-03-20 20:09 UTC (permalink / raw)
To: John W. Linville, linux-wireless; +Cc: Hauke Mehrtens, Rafał Miłecki
Some Broadcom boards have more GPIOs available. For example Linksys
E3200 home router is based on SoC id 0x5357, package 0x0A and uses GPIO
23 to reset internal USB WiFi (gpio23=wombo_reset).
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
drivers/bcma/driver_gpio.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c
index 25f9887..d7f81ad 100644
--- a/drivers/bcma/driver_gpio.c
+++ b/drivers/bcma/driver_gpio.c
@@ -218,7 +218,14 @@ int bcma_gpio_init(struct bcma_drv_cc *cc)
#if IS_BUILTIN(CONFIG_BCMA_HOST_SOC)
chip->to_irq = bcma_gpio_to_irq;
#endif
- chip->ngpio = 16;
+ switch (cc->core->bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM5357:
+ chip->ngpio = 32;
+ break;
+ default:
+ chip->ngpio = 16;
+ }
+
/* There is just one SoC in one device and its GPIO addresses should be
* deterministic to address them more easily. The other buses could get
* a random base number. */
--
1.8.4.5
^ permalink raw reply related [flat|nested] 2+ messages in thread
end of thread, other threads:[~2014-03-20 20:09 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2014-03-18 22:14 [RFC] bcma: gpio: register 32 GPIOs on BCM5357 Rafał Miłecki
2014-03-20 20:09 ` [PATCH] " Rafał Miłecki
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