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Diffstat (limited to 'arch/arm/cpu/tegra30-common/clock.c')
-rw-r--r--arch/arm/cpu/tegra30-common/clock.c39
1 files changed, 3 insertions, 36 deletions
diff --git a/arch/arm/cpu/tegra30-common/clock.c b/arch/arm/cpu/tegra30-common/clock.c
index 74bd22be1a..80ba2d8c1c 100644
--- a/arch/arm/cpu/tegra30-common/clock.c
+++ b/arch/arm/cpu/tegra30-common/clock.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2010-2014, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
@@ -60,12 +60,6 @@ enum {
CLOCK_MAX_MUX = 8 /* number of source options for each clock */
};
-enum {
- MASK_BITS_31_30 = 2, /* num of bits used to specify clock source */
- MASK_BITS_31_29,
- MASK_BITS_29_28,
-};
-
/*
* Clock source mux for each clock type. This just converts our enum into
* a list of mux sources for use by the code.
@@ -108,7 +102,7 @@ static enum clock_id clock_source[CLOCK_TYPE_COUNT][CLOCK_MAX_MUX+1] = {
MASK_BITS_31_29},
{ CLK(PERIPH), CLK(CGENERAL), CLK(SFROM32KHZ), CLK(OSC),
CLK(NONE), CLK(NONE), CLK(NONE), CLK(NONE),
- MASK_BITS_29_28}
+ MASK_BITS_31_28}
};
/*
@@ -587,34 +581,7 @@ enum periph_id clk_id_to_periph_id(int clk_id)
void clock_early_init(void)
{
- /*
- * PLLP output frequency set to 408Mhz
- * PLLC output frequency set to 228Mhz
- */
- switch (clock_get_osc_freq()) {
- case CLOCK_OSC_FREQ_12_0: /* OSC is 12Mhz */
- clock_set_rate(CLOCK_ID_PERIPH, 408, 12, 0, 8);
- clock_set_rate(CLOCK_ID_CGENERAL, 456, 12, 1, 8);
- break;
-
- case CLOCK_OSC_FREQ_26_0: /* OSC is 26Mhz */
- clock_set_rate(CLOCK_ID_PERIPH, 408, 26, 0, 8);
- clock_set_rate(CLOCK_ID_CGENERAL, 600, 26, 0, 8);
- break;
-
- case CLOCK_OSC_FREQ_13_0: /* OSC is 13Mhz */
- clock_set_rate(CLOCK_ID_PERIPH, 408, 13, 0, 8);
- clock_set_rate(CLOCK_ID_CGENERAL, 600, 13, 0, 8);
- break;
- case CLOCK_OSC_FREQ_19_2:
- default:
- /*
- * These are not supported. It is too early to print a
- * message and the UART likely won't work anyway due to the
- * oscillator being wrong.
- */
- break;
- }
+ tegra30_set_up_pllp();
}
void arch_timer_init(void)