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init_phy was doing phy initialization and maca reset. maca_reset was

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doing nothing useful. This patch factors init_phy and rewrites
maca_reset.
This commit is contained in:
Mariano Alvira 2010-03-16 10:31:35 -04:00
parent 07e6b65182
commit 2aa76aaacd
1 changed files with 27 additions and 33 deletions
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60
lib/maca.c
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@ -423,45 +423,38 @@ static uint8_t ram_values[4];
void init_phy(void)
{
volatile uint32_t cnt;
*MACA_RESET = (1 << maca_reset_rst);
for(cnt = 0; cnt < 100; cnt++) {};
*MACA_RESET = (1 << maca_reset_clkon);
*MACA_CONTROL = maca_ctrl_seq_nop;
for(cnt = 0; cnt < 400000; cnt++) {};
// *MACA_TMREN = (1 << maca_tmren_strt) | (1 << maca_tmren_cpl);
*MACA_CLKDIV = MACA_CLOCK_DIV;
*MACA_WARMUP = 0x00180012;
*MACA_EOFDELAY = 0x00000004;
*MACA_CCADELAY = 0x001a0022;
*MACA_TXCCADELAY = 0x00000025;
*MACA_FRAMESYNC0 = 0x000000A7;
*MACA_CLK = 0x00000008;
*MACA_MASKIRQ = ((1 << maca_irq_rst) |
(1 << maca_irq_acpl) |
(1 << maca_irq_cm) |
(1 << maca_irq_flt) |
(1 << maca_irq_crc) |
(1 << maca_irq_di) |
(1 << maca_irq_sftclk)
);
*MACA_SLOTOFFSET = 0x00350000;
*MACA_CLKDIV = MACA_CLOCK_DIV;
*MACA_WARMUP = 0x00180012;
*MACA_EOFDELAY = 0x00000004;
*MACA_CCADELAY = 0x001a0022;
*MACA_TXCCADELAY = 0x00000025;
*MACA_FRAMESYNC0 = 0x000000A7;
*MACA_CLK = 0x00000008;
*MACA_MASKIRQ = ((1 << maca_irq_rst) |
(1 << maca_irq_acpl) |
(1 << maca_irq_cm) |
(1 << maca_irq_flt) |
(1 << maca_irq_crc) |
(1 << maca_irq_di) |
(1 << maca_irq_sftclk)
);
*MACA_SLOTOFFSET = 0x00350000;
}
void reset_maca(void)
{
uint32_t tmp;
volatile uint32_t cnt;
*MACA_RESET = (1 << maca_reset_rst);
for(cnt = 0; cnt < 100; cnt++) {};
*MACA_RESET = (1 << maca_reset_clkon);
*MACA_CONTROL = maca_ctrl_seq_nop;
do {
tmp = *MACA_STATUS;
} while ((tmp & 0xf) == maca_cc_not_completed);
for(cnt = 0; cnt < 400000; cnt++) {};
/* Clear all interrupts. */
*MACA_CLRIRQ = 0xffff;
@ -580,6 +573,7 @@ void radio_on(void) {
/* turn the radio regulators back on */
reg(0x80003048) = 0x00000f78;
/* reinitialize the phy */
reset_maca();
init_phy();
enable_irq(MACA);