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davinci: fix dm644x buglets 

Fix two buglets in the dm644x support:  don't set two must-be-zero
bits in the UART management register; and only include the I2C hooks
if the I2C driver is being included.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
This commit is contained in:
David Brownell 2009-05-15 23:44:09 +02:00 committed by Wolfgang Denk
parent f79043681f
commit bd36fdc146
1 changed files with 3 additions and 1 deletions
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4
cpu/arm926ejs/davinci/dm644x.c
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@ -41,7 +41,7 @@ void davinci_enable_uart0(void)
lpsc_on(DAVINCI_LPSC_UART0);
/* Bringup UART0 out of reset */
REG(UART0_PWREMU_MGMT) = 0x0000e003;
REG(UART0_PWREMU_MGMT) = 0x00006001;
/* Enable UART0 MUX lines */
REG(PINMUX1) |= PINMUX1_UART0;
@ -62,6 +62,7 @@ void davinci_enable_emac(void)
}
#endif
#ifdef CONFIG_DRIVER_DAVINCI_I2C
void davinci_enable_i2c(void)
{
lpsc_on(DAVINCI_LPSC_I2C);
@ -69,6 +70,7 @@ void davinci_enable_i2c(void)
/* Enable I2C pin Mux */
REG(PINMUX1) |= PINMUX1_I2C;
}
#endif
void davinci_errata_workarounds(void)
{