X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;ds=sidebyside;f=board%2Fnvidia%2Fp2571%2Fp2571.c;h=a9e4d21e7b03c6129e74312da5798b2477e9e269;hb=691d719db7183dfb1d1360efed4c5e9f6899095f;hp=fc710c17505dbe8b5ef7033a3406442abaae2250;hpb=873e3ef90ba98c764af6e05251354332205b9d3a;p=oweals%2Fu-boot.git

diff --git a/board/nvidia/p2571/p2571.c b/board/nvidia/p2571/p2571.c
index fc710c1750..a9e4d21e7b 100644
--- a/board/nvidia/p2571/p2571.c
+++ b/board/nvidia/p2571/p2571.c
@@ -1,29 +1,43 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
- * (C) Copyright 2013-2015
+ * (C) Copyright 2013-2019
  * NVIDIA Corporation <www.nvidia.com>
- *
- * SPDX-License-Identifier:     GPL-2.0+
  */
 
 #include <common.h>
+#include <i2c.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/pinmux.h>
-#include "pinmux-config-p2571.h"
+#include <asm/gpio.h>
+#include "max77620_init.h"
 
-/*
- * Routine: pinmux_init
- * Description: Do individual peripheral pinmux configs
- */
-void pinmux_init(void)
+void pin_mux_mmc(void)
 {
-	pinmux_clear_tristate_input_clamping();
+	struct udevice *dev;
+	uchar val;
+	int ret;
 
-	gpio_config_table(p2571_gpio_inits,
-			  ARRAY_SIZE(p2571_gpio_inits));
-
-	pinmux_config_pingrp_table(p2571_pingrps,
-				   ARRAY_SIZE(p2571_pingrps));
+	/* Turn on MAX77620 LDO2 to 3.3V for SD card power */
+	debug("%s: Set LDO2 for VDDIO_SDMMC_AP power to 3.3V\n", __func__);
+	ret = i2c_get_chip_for_busnum(0, MAX77620_I2C_ADDR_7BIT, 1, &dev);
+	if (ret) {
+		printf("%s: Cannot find MAX77620 I2C chip\n", __func__);
+		return;
+	}
+	/* 0xF2 for 3.3v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */
+	val = 0xF2;
+	ret = dm_i2c_write(dev, MAX77620_CNFG1_L2_REG, &val, 1);
+	if (ret)
+		printf("i2c_write 0 0x3c 0x27 failed: %d\n", ret);
+}
 
-	pinmux_config_drvgrp_table(p2571_drvgrps,
-				   ARRAY_SIZE(p2571_drvgrps));
+/*
+ * Routine: start_cpu_fan
+ * Description: Enable/start PWM CPU fan on P2571
+ */
+void start_cpu_fan(void)
+{
+	/* GPIO_PE4 is PS_VDD_FAN_ENABLE */
+	gpio_request(TEGRA_GPIO(E, 4), "FAN_VDD");
+	gpio_direction_output(TEGRA_GPIO(E, 4), 1);
 }