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spi: ich: Various small tidy-ups

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Use debug() instead of printf() to reduce code size and change a bool
return value to the use the 'bool' type. Also drop the global data
declaration since it not actually used. Finally, set the log category.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2019-12-06 21:42:41 -07:00 committed by Bin Meng
parent b47aa26eb9
commit a550662c27
1 changed files with 8 additions and 9 deletions
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17
drivers/spi/ich.c
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@ -5,6 +5,8 @@
* This file is derived from the flashrom project.
*/
#define LOG_CATEGORY UCLASS_SPI
#include <common.h>
#include <div64.h>
#include <dm.h>
@ -19,8 +21,6 @@
#include "ich.h"
DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG_TRACE
#define debug_trace(fmt, args...) debug(fmt, ##args)
#else
@ -96,7 +96,7 @@ static void ich_set_bbar(struct ich_spi_priv *ctlr, uint32_t minaddr)
}
/* @return 1 if the SPI flash supports the 33MHz speed */
static int ich9_can_do_33mhz(struct udevice *dev)
static bool ich9_can_do_33mhz(struct udevice *dev)
{
struct ich_spi_priv *priv = dev_get_priv(dev);
u32 fdod, speed;
@ -173,8 +173,7 @@ static int spi_setup_opcode(struct ich_spi_priv *ctlr, struct spi_trans *trans,
}
if (opcode_index == ctlr->menubytes) {
printf("ICH SPI: Opcode %x not found\n",
trans->opcode);
debug("ICH SPI: Opcode %x not found\n", trans->opcode);
return -EINVAL;
}
@ -182,8 +181,8 @@ static int spi_setup_opcode(struct ich_spi_priv *ctlr, struct spi_trans *trans,
optype = (optypes >> (opcode_index * 2)) & 0x3;
if (optype != trans->type) {
printf("ICH SPI: Transaction doesn't fit type %d\n",
optype);
debug("ICH SPI: Transaction doesn't fit type %d\n",
optype);
return -ENOSPC;
}
return opcode_index;
@ -214,9 +213,9 @@ static int ich_status_poll(struct ich_spi_priv *ctlr, u16 bitmask,
}
udelay(10);
}
debug("ICH SPI: SCIP timeout, read %x, expected %x, wts %x %x\n",
status, bitmask, wait_til_set, status & bitmask);
printf("ICH SPI: SCIP timeout, read %x, expected %x\n",
status, bitmask);
return -ETIMEDOUT;
}