diff options
Diffstat (limited to 'arch/m68k/coldfire/m523x.c')
| -rw-r--r-- | arch/m68k/coldfire/m523x.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/m68k/coldfire/m523x.c b/arch/m68k/coldfire/m523x.c index a191a467eff2..f7a0fcc5618c 100644 --- a/arch/m68k/coldfire/m523x.c +++ b/arch/m68k/coldfire/m523x.c @@ -34,6 +34,7 @@ DEFINE_CLK(mcfuart1, "mcfuart.1", MCF_BUSCLK); DEFINE_CLK(mcfuart2, "mcfuart.2", MCF_BUSCLK); DEFINE_CLK(mcfqspi0, "mcfqspi.0", MCF_BUSCLK); DEFINE_CLK(fec0, "fec.0", MCF_BUSCLK); +DEFINE_CLK(mcfi2c0, "imx1-i2c.0", MCF_BUSCLK); struct clk *mcf_clks[] = { &clk_pll, @@ -47,6 +48,7 @@ struct clk *mcf_clks[] = { &clk_mcfuart2, &clk_mcfqspi0, &clk_fec0, + &clk_mcfi2c0, NULL }; @@ -68,6 +70,21 @@ static void __init m523x_qspi_init(void) /***************************************************************************/ +static void __init m523x_i2c_init(void) +{ +#if IS_ENABLED(CONFIG_I2C_IMX) + u8 par; + + /* setup Port AS Pin Assignment Register for I2C */ + /* set PASPA0 to SCL and PASPA1 to SDA */ + par = readb(MCFGPIO_PAR_FECI2C); + par |= 0x0f; + writeb(par, MCFGPIO_PAR_FECI2C); +#endif /* IS_ENABLED(CONFIG_I2C_IMX) */ +} + +/***************************************************************************/ + static void __init m523x_fec_init(void) { /* Set multi-function pins to ethernet use */ @@ -81,6 +98,7 @@ void __init config_BSP(char *commandp, int size) mach_sched_init = hw_timer_init; m523x_fec_init(); m523x_qspi_init(); + m523x_i2c_init(); } /***************************************************************************/ |