Merge tag 'qcom-2024.04-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-snapdragon

Qualcomm architecture changes:

* Move clock and pinctrl drivers out of mach-snapdragon
* Various clock driver improvements
* Convert PMIC power/reset key driver to use the button API
* Preparetory work for migrating to upstream DT

2 files changed, 24 insertions, 42 deletions

diff --git a/board/qualcomm/dragonboard410c/dragonboard410c.c b/board/qualcomm/dragonboard410c/dragonboard410c.c
index 371b3262f8c..350e0e9e20a 100644
--- a/board/qualcomm/dragonboard410c/dragonboard410c.c
+++ b/board/qualcomm/dragonboard410c/dragonboard410c.c
@@ -5,6 +5,7 @@
  * (C) Copyright 2015 Mateusz Kulikowski <[email protected]>
  */
 
+#include <button.h>
 #include <common.h>
 #include <cpu_func.h>
 #include <dm.h>
@@ -108,32 +109,20 @@ int board_usb_init(int index, enum usb_init_type init)
 /* Check for vol- button - if pressed - stop autoboot */
 int misc_init_r(void)
 {
-	struct udevice *pon;
-	struct gpio_desc resin;
-	int node, ret;
+	struct udevice *btn;
+	int ret;
+	enum button_state_t state;
 
-	ret = uclass_get_device_by_name(UCLASS_GPIO, "pm8916_pon@800", &pon);
+	ret = button_get_by_label("vol_down", &btn);
 	if (ret < 0) {
-		printf("Failed to find PMIC pon node. Check device tree\n");
-		return 0;
+		printf("Couldn't find power button!\n");
+		return ret;
 	}
 
-	node = fdt_subnode_offset(gd->fdt_blob, dev_of_offset(pon),
-				  "key_vol_down");
-	if (node < 0) {
-		printf("Failed to find key_vol_down node. Check device tree\n");
-		return 0;
-	}
-
-	if (gpio_request_by_name_nodev(offset_to_ofnode(node), "gpios", 0,
-				       &resin, 0)) {
-		printf("Failed to request key_vol_down button.\n");
-		return 0;
-	}
-
-	if (dm_gpio_get_value(&resin)) {
+	state = button_get_state(btn);
+	if (state == BUTTON_ON) {
 		env_set("preboot", "setenv preboot; fastboot 0");
-		printf("key_vol_down pressed - Starting fastboot.\n");
+		printf("vol_down pressed - Starting fastboot.\n");
 	}
 
 	return 0;
diff --git a/board/qualcomm/dragonboard820c/dragonboard820c.c b/board/qualcomm/dragonboard820c/dragonboard820c.c
index f9cc762a25c..2f0db628368 100644
--- a/board/qualcomm/dragonboard820c/dragonboard820c.c
+++ b/board/qualcomm/dragonboard820c/dragonboard820c.c
@@ -5,9 +5,9 @@
  * (C) Copyright 2017 Jorge Ramirez-Ortiz <[email protected]>
  */
 
+#include <button.h>
 #include <cpu_func.h>
 #include <init.h>
-#include <asm/arch/sysmap-apq8096.h>
 #include <env.h>
 #include <asm/cache.h>
 #include <asm/global_data.h>
@@ -20,6 +20,11 @@
 #include <asm/psci.h>
 #include <asm/gpio.h>
 
+#define TLMM_BASE_ADDR                  (0x1010000)
+
+/* Strength (sdc1) */
+#define SDC1_HDRV_PULL_CTL_REG          (TLMM_BASE_ADDR + 0x0012D000)
+
 DECLARE_GLOBAL_DATA_PTR;
 
 int dram_init(void)
@@ -135,30 +140,18 @@ void reset_cpu(void)
 /* Check for vol- button - if pressed - stop autoboot */
 int misc_init_r(void)
 {
-	struct udevice *pon;
-	struct gpio_desc resin;
-	int node, ret;
+	struct udevice *btn;
+	int ret;
+	enum button_state_t state;
 
-	ret = uclass_get_device_by_name(UCLASS_GPIO, "pm8994_pon@800", &pon);
+	ret = button_get_by_label("pwrkey", &btn);
 	if (ret < 0) {
-		printf("Failed to find PMIC pon node. Check device tree\n");
-		return 0;
-	}
-
-	node = fdt_subnode_offset(gd->fdt_blob, dev_of_offset(pon),
-				  "key_vol_down");
-	if (node < 0) {
-		printf("Failed to find key_vol_down node. Check device tree\n");
-		return 0;
-	}
-
-	if (gpio_request_by_name_nodev(offset_to_ofnode(node), "gpios", 0,
-				       &resin, 0)) {
-		printf("Failed to request key_vol_down button.\n");
-		return 0;
+		printf("Couldn't find power button!\n");
+		return ret;
 	}
 
-	if (dm_gpio_get_value(&resin)) {
+	state = button_get_state(btn);
+	if (state == BUTTON_ON) {
 		env_set("bootdelay", "-1");
 		printf("Power button pressed - dropping to console.\n");
 	}