MIPS: Octeon: Use I/O clock rate for calculations.

The I2C and UARTS are clocked by the I/O clock, use its rate for these
devices.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Patchwork: http://patchwork.linux-mips.org/patch/1670/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c
index c32d40d..49c3320 100644 (file)
--- a/arch/mips/cavium-octeon/octeon-platform.c
+++ b/arch/mips/cavium-octeon/octeon-platform.c
@@ -199,7 +199,7 @@ static int __init octeon_i2c_device_init(void)
                num_ports = 1;
 
        for (port = 0; port < num_ports; port++) {
-               octeon_i2c_data[port].sys_freq = octeon_get_clock_rate();
+               octeon_i2c_data[port].sys_freq = octeon_get_io_clock_rate();
                /*FIXME: should be examined. At the moment is set for 100Khz */
                octeon_i2c_data[port].i2c_freq = 100000;
 

diff --git a/arch/mips/cavium-octeon/serial.c b/arch/mips/cavium-octeon/serial.c
index 12dbf53..057f0ae 100644 (file)
--- a/arch/mips/cavium-octeon/serial.c
+++ b/arch/mips/cavium-octeon/serial.c
@@ -66,7 +66,7 @@ static void __init octeon_uart_set_common(struct plat_serial8250_port *p)
                /* Make simulator output fast*/
                p->uartclk = 115200 * 16;
        else
-               p->uartclk = mips_hpt_frequency;
+               p->uartclk = octeon_get_io_clock_rate();
        p->serial_in = octeon_serial_in;
        p->serial_out = octeon_serial_out;
 }