Rockbox open source high quality audio player as a Music Player Daemon
mpris
rockbox
mpd
libadwaita
audio
rust
zig
deno
echoplayer: clock FMC from PLL1Q
Unlinking the FMC from the bus clock should make it
simpler to do CPU frequency scaling later on.
Change-Id: Ia87bbe3dd01ff25ea1520309680017b400471bfe
authored by
Aidan MacDonald
and committed by
Solomon Peachy
87f20246
b155e2c3
+4
-4
+3
-3
firmware/target/arm/stm32/echoplayer/clock-echoplayer.c
+3
-3
firmware/target/arm/stm32/echoplayer/clock-echoplayer.c
···
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#include "regs/stm32h743/rcc.h"
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#include "regs/stm32h743/syscfg.h"
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-
#define PLL1Q_FREQ 48000000
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+
#define PLL1Q_FREQ 240000000
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#define PLL3R_FREQ 6000000
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/* Flag to use VOS0 */
···
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"HSE frequency not correct");
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_Static_assert(LCD_DOTCLOCK_FREQ <= PLL3R_FREQ,
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"PLL3R too slow for LCD");
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-
_Static_assert(PLL1Q_FREQ == 48000000,
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_Static_assert(PLL1Q_FREQ == 240000000,
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"PLL1Q parameters not correct");
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/*
···
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reg_writef(RCC_PLL1DIVR,
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DIVN(80 - 1), /* 6 * 80 = 480 MHz */
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DIVP(1 - 1), /* 480 / 1 = 480 MHz */
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-
DIVQ(10 - 1), /* 480 / 10 = 48 MHz */
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DIVQ(2 - 1), /* 480 / 2 = 240 MHz */
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DIVR(1 - 1));
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reg_writef(RCC_PLL3DIVR,
+1
-1
firmware/target/arm/stm32/echoplayer/system-echoplayer.c
+1
-1
firmware/target/arm/stm32/echoplayer/system-echoplayer.c