On Fri, Aug 17, 2018 at 02:37:58PM -0500, Adam Ford wrote:
The GPIO bank numbers do not appear in the device tree, so this patch makes the gpio name based on the address (ie gpio@49054000_31 vs gpio4_31)
adam
Signed-off-by: Adam Ford aford173@gmail.com
Works for omap3-evm and omap3-beagle-xm.
OMAP3_EVM # gpio status Bank gpio@48310000_: gpio@48310000_7: output: 1 [x] OMAP3_EVM # gpio status -a Bank gpio@48310000_: gpio@48310000_0: input: 0 [ ] gpio@48310000_1: input: 0 [ ] gpio@48310000_2: input: 0 [ ] gpio@48310000_3: input: 0 [ ] gpio@48310000_4: input: 0 [ ] gpio@48310000_5: input: 1 [ ] gpio@48310000_6: input: 1 [ ] gpio@48310000_7: output: 1 [x] gpio@48310000_8: input: 0 [ ] gpio@48310000_9: input: 0 [ ] [...]
BeagleBoard # gpio status Bank gpio@49056000_: gpio@49056000_19: output: 1 [x] USB PHY1 reset gpio@49056000_21: output: 1 [x] led gpio@49056000_22: output: 1 [x] led
Bank gpio@49058000_: gpio@49058000_11: input: 0 [x] rev0 gpio@49058000_12: input: 1 [x] rev1 gpio@49058000_13: input: 0 [x] rev2 BeagleBoard # gpio status -a Bank gpio@48310000_: gpio@48310000_0: input: 0 [ ] gpio@48310000_1: input: 0 [ ] gpio@48310000_2: input: 0 [ ] gpio@48310000_3: input: 0 [ ] gpio@48310000_4: input: 0 [ ] gpio@48310000_5: input: 0 [ ] gpio@48310000_6: input: 0 [ ] gpio@48310000_7: input: 0 [ ] gpio@48310000_8: input: 0 [ ] gpio@48310000_9: input: 0 [ ] [...]
Tested-by: Derald D. Woods woods.technical@gmail.com
diff --git a/drivers/gpio/omap_gpio.c b/drivers/gpio/omap_gpio.c index 651f6994e4..0f1ddeff92 100644 --- a/drivers/gpio/omap_gpio.c +++ b/drivers/gpio/omap_gpio.c @@ -288,11 +288,9 @@ static int omap_gpio_probe(struct udevice *dev) struct gpio_bank *bank = dev_get_priv(dev); struct omap_gpio_platdata *plat = dev_get_platdata(dev); struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(dev);
int banknum; char name[18], *str;
banknum = plat->bank_index;
sprintf(name, "GPIO%d_", banknum + 1);
- sprintf(name, "gpio@%4x_", (unsigned int)plat->base); str = strdup(name); if (!str) return -ENOMEM;
-- 2.17.1
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