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Merge patch series "Misc. PowerPC MPC83xx fixes/cleanups"

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J. Neuschäfer <j.ne@posteo.net> says:

This patchset contains a few small fixes/cleanups for the MPC83xx
platform.

Link: https://lore.kernel.org/r/20241220-mpc83xx-misc-v2-0-ff4c17ee5fa4@posteo.net
This commit is contained in:
Tom Rini 2024-12-30 15:55:33 -06:00
commit ad09ccf7fe
4 changed files with 18 additions and 7 deletions
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8
arch/powerpc/cpu/mpc83xx/initreg/initreg.h
View file

@ -13,7 +13,7 @@
#define SPCR_TSECBDP_MASK 0x00000C00
#define SPCR_TSECEP_MASK 0x00000300
const __be32 spcr_mask =
static const __be32 spcr_mask =
#if defined(CONFIG_SPCR_OPT) && !defined(CONFIG_SPCR_OPT_UNSET)
SPCR_OPT_MASK |
#endif
@ -27,7 +27,7 @@
SPCR_TSEC2EP_MASK |
#endif
0;
const __be32 spcr_val =
static const __be32 spcr_val =
#if defined(CONFIG_SPCR_OPT) && !defined(CONFIG_SPCR_OPT_UNSET)
CONFIG_SPCR_OPT |
#endif
@ -42,7 +42,7 @@
#endif
0;
const __be32 lcrr_mask =
static const __be32 lcrr_mask =
#if defined(CONFIG_LCRR_DBYP) && !defined(CONFIG_LCRR_DBYP_UNSET)
LCRR_DBYP |
#endif
@ -60,7 +60,7 @@
#endif
0;
const __be32 lcrr_val =
static const __be32 lcrr_val =
#if defined(CONFIG_LCRR_DBYP) && !defined(CONFIG_LCRR_DBYP_UNSET)
CONFIG_LCRR_DBYP |
#endif

3
arch/powerpc/cpu/mpc83xx/interrupts.c
View file

@ -12,6 +12,7 @@
#include <asm/global_data.h>
#include <asm/processor.h>
#include <asm/ptrace.h>
#include "initreg/initreg.h"
DECLARE_GLOBAL_DATA_PTR;
@ -29,7 +30,7 @@ void interrupt_init_cpu (unsigned *decrementer_count)
/* Enable e300 time base */
immr->sysconf.spcr |= 0x00400000;
immr->sysconf.spcr |= SPCR_TBEN_MASK;
}
/*

12
drivers/gpio/mpc8xxx_gpio.c
View file

@ -204,7 +204,17 @@ static int mpc8xxx_gpio_plat_to_priv(struct udevice *dev)
return -ENOMEM;
priv->gpio_count = plat->ngpios;
priv->dat_shadow = 0;
/*
* On platforms that do support reading back output values, we want to
* try preserving them, so that we don't accidentally set unrelated
* GPIOs to zero in mpc8xxx_gpio_set_value.
*/
if (priv->little_endian)
priv->dat_shadow = in_le32(&priv->base->gpdat) & in_le32(&priv->base->gpdir);
else
priv->dat_shadow = in_be32(&priv->base->gpdat) & in_be32(&priv->base->gpdir);
priv->type = driver_data;

2
drivers/timer/mpc83xx_timer.c
View file

@ -206,7 +206,7 @@ static u64 mpc83xx_timer_get_count(struct udevice *dev)
tbl = mftb();
} while (tbu != mftbu());
return (tbu * 0x10000ULL) + tbl;
return (uint64_t)tbu << 32 | tbl;
}
static int mpc83xx_timer_probe(struct udevice *dev)