diff mbox series

[7/8] gpio: zynq: Add pmc gpio support

Message ID 1577362338-28744-8-git-send-email-srinivas.neeli@xilinx.com (mailing list archive)
State New, archived
Headers show
Series gpio: zynq: Update on gpio-zynq driver | expand

Commit Message

Srinivas Neeli Dec. 26, 2019, 12:12 p.m. UTC 
From: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>

Add PMC gpio support.
Only bank 0,1, 3 and 4 are connected to the multiplexed Input output
pins. Bank 0 and 1 to mio and bank 3 and 4 to extended multiplexed input
output pins.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
 drivers/gpio/gpio-zynq.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Comments

Bartosz Golaszewski Jan. 2, 2020, 5:55 p.m. UTC | #1 
czw., 26 gru 2019 o 13:12 Srinivas Neeli <srinivas.neeli@xilinx.com> napisał(a):
>
> From: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
>
> Add PMC gpio support.

Again: please provide some background on what PMC is.

Bart

> Only bank 0,1, 3 and 4 are connected to the multiplexed Input output
> pins. Bank 0 and 1 to mio and bank 3 and 4 to extended multiplexed input
> output pins.
>
> Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff mbox series

Patch

diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c
index 04e7a993be8b..674416a40117 100644
--- a/drivers/gpio/gpio-zynq.c
+++ b/drivers/gpio/gpio-zynq.c
@@ -23,6 +23,7 @@ 
 #define ZYNQ_GPIO_MAX_BANK	4
 #define ZYNQMP_GPIO_MAX_BANK	6
 #define VERSAL_GPIO_MAX_BANK	4
+#define PMC_GPIO_MAX_BANK	5
 #define VERSAL_UNUSED_BANKS	2
 
 #define ZYNQ_GPIO_BANK0_NGPIO	32
@@ -815,6 +816,20 @@  static const struct zynq_platform_data versal_gpio_def = {
 	.bank_max[3] = 57, /* Bank 3 is connected to FMIOs (32 pins) */
 };
 
+static const struct zynq_platform_data pmc_gpio_def = {
+	.label = "pmc_gpio",
+	.ngpio = 116,
+	.max_bank = PMC_GPIO_MAX_BANK,
+	.bank_min[0] = 0,
+	.bank_max[0] = 25, /* 0 to 25 are connected to MIOs (26 pins) */
+	.bank_min[1] = 26,
+	.bank_max[1] = 51, /* Bank 1 are connected to MIOs (26 pins) */
+	.bank_min[3] = 52,
+	.bank_max[3] = 83, /* Bank 3 is connected to EMIOs (32 pins) */
+	.bank_min[4] = 84,
+	.bank_max[4] = 115, /* Bank 4 is connected to EMIOs (32 pins) */
+};
+
 static const struct zynq_platform_data zynqmp_gpio_def = {
 	.label = "zynqmp_gpio",
 	.quirks = GPIO_QUIRK_DATA_RO_BUG,
@@ -853,6 +868,7 @@  static const struct of_device_id zynq_gpio_of_match[] = {
 	{ .compatible = "xlnx,zynq-gpio-1.0", .data = &zynq_gpio_def },
 	{ .compatible = "xlnx,zynqmp-gpio-1.0", .data = &zynqmp_gpio_def },
 	{ .compatible = "xlnx,versal-gpio-1.0", .data = &versal_gpio_def },
+	{ .compatible = "xlnx,pmc-gpio-1.0", .data = &pmc_gpio_def },
 	{ /* end of table */ }
 };
 MODULE_DEVICE_TABLE(of, zynq_gpio_of_match);