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authorSerge Semin <Sergey.Semin@baikalelectronics.ru>2020-07-30 18:28:01 +0300
committerLinus Walleij <linus.walleij@linaro.org>2020-08-27 11:32:57 +0300
commitf9f890ba2b13ea9ccfffd0e7354c7b64d9109790 (patch)
tree89e6c0438c164635b1f5e12abd171563fbf392c2 /include/linux/platform_data
parent75c1236a4d7c4c0ec5f7e9115f541ab08edbfc43 (diff)
downloadlinux-f9f890ba2b13ea9ccfffd0e7354c7b64d9109790.tar.xz
gpio: dwapb: Add max GPIOs macro
Add a new macro DWAPB_MAX_GPIOS which defines the maximum possible number of GPIO lines corresponding to the maximum DW APB GPIO controller port width. Use the new macro instead of number literal 32 where it's applicable. Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Link: https://lore.kernel.org/r/20200730152808.2955-5-Sergey.Semin@baikalelectronics.ru Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'include/linux/platform_data')
-rw-r--r--include/linux/platform_data/gpio-dwapb.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/platform_data/gpio-dwapb.h b/include/linux/platform_data/gpio-dwapb.h
index ff1be737bad6..0aa5c6720259 100644
--- a/include/linux/platform_data/gpio-dwapb.h
+++ b/include/linux/platform_data/gpio-dwapb.h
@@ -6,12 +6,14 @@
#ifndef GPIO_DW_APB_H
#define GPIO_DW_APB_H
+#define DWAPB_MAX_GPIOS 32
+
struct dwapb_port_property {
struct fwnode_handle *fwnode;
unsigned int idx;
unsigned int ngpio;
unsigned int gpio_base;
- int irq[32];
+ int irq[DWAPB_MAX_GPIOS];
bool irq_shared;
};