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-rw-r--r--drivers/gpio/gpio-rockchip.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
index 3250c021859f..00883810f429 100644
--- a/drivers/gpio/gpio-rockchip.c
+++ b/drivers/gpio/gpio-rockchip.c
@@ -26,9 +26,15 @@
#include "../pinctrl/core.h"
#include "../pinctrl/pinctrl-rockchip.h"
+/*
+ * Version ID Register
+ * Bits [31:24] - Major Version
+ * Bits [23:16] - Minor Version
+ * Bits [15:0] - Revision Number
+ */
#define GPIO_TYPE_V1 (0) /* GPIO Version ID reserved */
-#define GPIO_TYPE_V2 (0x01000C2B) /* GPIO Version ID 0x01000C2B */
-#define GPIO_TYPE_V2_1 (0x0101157C) /* GPIO Version ID 0x0101157C */
+#define GPIO_TYPE_V2 (0x01000C2B)
+#define GPIO_TYPE_V2_1 (0x0101157C)
static const struct rockchip_gpio_regs gpio_regs_v1 = {
.port_dr = 0x00,