Module Name: src
Committed By: jmcneill
Date: Fri Sep 22 01:24:05 UTC 2017
Modified Files:
src/sys/arch/arm/nvidia: tegra210_car.c
Log Message:
Initialize PLLE
To generate a diff of this commit:
cvs rdiff -u -r1.4 -r1.5 src/sys/arch/arm/nvidia/tegra210_car.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/nvidia/tegra210_car.c
diff -u src/sys/arch/arm/nvidia/tegra210_car.c:1.4 src/sys/arch/arm/nvidia/tegra210_car.c:1.5
--- src/sys/arch/arm/nvidia/tegra210_car.c:1.4 Thu Sep 21 23:44:26 2017
+++ src/sys/arch/arm/nvidia/tegra210_car.c Fri Sep 22 01:24:05 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: tegra210_car.c,v 1.4 2017/09/21 23:44:26 jmcneill Exp $ */
+/* $NetBSD: tegra210_car.c,v 1.5 2017/09/22 01:24:05 jmcneill Exp $ */
/*-
* Copyright (c) 2015-2017 Jared McNeill <[email protected]>
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: tegra210_car.c,v 1.4 2017/09/21 23:44:26 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: tegra210_car.c,v 1.5 2017/09/22 01:24:05 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -769,7 +769,7 @@ tegra210_car_xusb_init(struct tegra210_c
uint32_t val;
/*
- * Set up the PLLU (enable in software).
+ * Set up the PLLU.
*/
tegra_reg_set_clear(bst, bsh, CAR_PLLU_BASE_REG, CAR_PLLU_BASE_OVERRIDE, 0);
tegra_reg_set_clear(bst, bsh, CAR_PLLU_MISC_REG, CAR_PLLU_MISC_IDDQ, 0);
@@ -789,6 +789,31 @@ tegra210_car_xusb_init(struct tegra210_c
tegra_reg_set_clear(bst, bsh, CAR_PLLU_OUTA_REG, CAR_PLLU_OUTA_OUT2_RSTN, 0);
delay(2);
+ /*
+ * Set up the PLLE.
+ */
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_AUX_REG, 0, CAR_PLLE_AUX_REF_SEL_PLLREFE);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_AUX_REG, 0, CAR_PLLE_AUX_REF_SRC);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_MISC_REG, 0, CAR_PLLE_MISC_IDDQ_OVERRIDE);
+ delay(5);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_MISC_REG, CAR_PLLE_MISC_PTS, 0);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_BASE_REG, CAR_PLLE_BASE_ENABLE, 0);
+ do {
+ delay(2);
+ val = bus_space_read_4(bst, bsh, CAR_PLLE_MISC_REG);
+ } while ((val & CAR_PLLE_MISC_LOCK) == 0);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_SS_CNTL_REG, 0, CAR_PLLE_SS_CNTL_BYPASS_SS);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_SS_CNTL_REG, 0, CAR_PLLE_SS_CNTL_SSCBYP);
+ delay(1);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_SS_CNTL_REG, 0, CAR_PLLE_SS_CNTL_INTERP_RESET);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_MISC_REG, 0, CAR_PLLE_MISC_IDDQ_SWCTL);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_AUX_REG, 0, CAR_PLLE_AUX_SS_SWCTL);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_AUX_REG, 0, CAR_PLLE_AUX_ENABLE_SWCTL);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_AUX_REG, CAR_PLLE_AUX_SS_SEQ_INCLUDE, 0);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_AUX_REG, CAR_PLLE_AUX_USE_LOCKDET, 0);
+ delay(1);
+ tegra_reg_set_clear(bst, bsh, CAR_PLLE_AUX_REG, CAR_PLLE_AUX_SEQ_ENABLE, 0);
+
bus_space_write_4(bst, bsh, CAR_CLK_ENB_W_SET_REG, CAR_DEV_W_XUSB);
tegra_reg_set_clear(bst, bsh, CAR_PLLREFE_MISC_REG,
