commit c8a53074931dcceae0ed9832a4d6c686875a0add
author Ashok Reddy Soma <ashok.reddy.soma@xilinx.com> Mon Sep 16 03:35:16 2019 -0600
committer Michal Simek <michal.simek@xilinx.com> Thu Oct 24 13:37:01 2019 +0200
tree 69eb0df88e839e4bb7266fbd12520bbef63f9977
parent 8ece07228d776efa488c1c8eab90fa277a2b3c54

gpio: zynq: Add gpio driver support for Versal

This patch adds support for gpio driver for versal platform

Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

drivers/gpio/Kconfig

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 39f2c7e..c1ad5d6 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -301,7 +301,7 @@
 
 config ZYNQ_GPIO
 	bool "Zynq GPIO driver"
-	depends on DM_GPIO && (ARCH_ZYNQ || ARCH_ZYNQMP)
+	depends on DM_GPIO && (ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_VERSAL)
 	default y
 	help
 	  Supports GPIO access on Zynq SoC.

drivers/gpio/zynq_gpio.c

diff --git a/drivers/gpio/zynq_gpio.c b/drivers/gpio/zynq_gpio.c
index a760c5b..9febf34 100644
--- a/drivers/gpio/zynq_gpio.c
+++ b/drivers/gpio/zynq_gpio.c
@@ -114,6 +114,19 @@
 	u32 bank_max[ZYNQMP_GPIO_MAX_BANK];
 };
 
+#define VERSAL_GPIO_NR_GPIOS	58
+#define VERSAL_GPIO_MAX_BANK	4
+
+static const struct zynq_platform_data versal_gpio_def = {
+	.label = "versal_gpio",
+	.ngpio = VERSAL_GPIO_NR_GPIOS,
+	.max_bank = VERSAL_GPIO_MAX_BANK,
+	.bank_min[0] = 0,
+	.bank_max[0] = 25,
+	.bank_min[3] = 26,
+	.bank_max[3] = 57,
+};
+
 static const struct zynq_platform_data zynqmp_gpio_def = {
 	.label = "zynqmp_gpio",
 	.ngpio = ZYNQMP_GPIO_NR_GPIOS,
@@ -329,6 +342,8 @@
 	  .data = (ulong)&zynq_gpio_def},
 	{ .compatible = "xlnx,zynqmp-gpio-1.0",
 	  .data = (ulong)&zynqmp_gpio_def},
+	{ .compatible = "xlnx,versal-gpio-1.0",
+	  .data = (ulong)&versal_gpio_def},
 	{ }
 };