diff options
| author | Florian Fainelli <florian@openwrt.org> | 2010-01-27 09:10:06 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2010-02-27 12:53:16 +0100 |
| commit | 780019ddf02f214ad61e641b57b8ac30c837e2a7 (patch) | |
| tree | 2d0a01efc4d508057bcfaa7b3df5b3e490c249ed /arch/mips/ar7/platform.c | |
| parent | 5f3c909881d5deebb9a3ddc836a15937e76daefc (diff) | |
MIPS: AR7: Implement clock API
This patch makes the ar7 clock code implement the Linux clk API. Drivers
using the various clocks available in the SoC are updated accordingly.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Wim Van Sebroeck <wim@iguana.be>
To: linux-mips@linux-mips.org
Cc: Wim Van Sebroeck <wim@iguana.be>
Cc: netdev@vger.kernel.org
Cc: David Miller <davem@davemloft.net>
Patchwork: http://patchwork.linux-mips.org/patch/881/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/ar7/platform.c')
| -rw-r--r-- | arch/mips/ar7/platform.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c index 5a3fa9407710..1db191cd49c3 100644 --- a/arch/mips/ar7/platform.c +++ b/arch/mips/ar7/platform.c @@ -35,6 +35,7 @@ #include <linux/phy.h> #include <linux/phy_fixed.h> #include <linux/gpio.h> +#include <linux/clk.h> #include <asm/addrspace.h> #include <asm/mach-ar7/ar7.h> @@ -507,13 +508,18 @@ static int __init ar7_register_devices(void) u32 *bootcr, val; #ifdef CONFIG_SERIAL_8250 static struct uart_port uart_port[2] __initdata; + struct clk *bus_clk; memset(uart_port, 0, sizeof(struct uart_port) * 2); + bus_clk = clk_get(NULL, "bus"); + if (IS_ERR(bus_clk)) + panic("unable to get bus clk\n"); + uart_port[0].type = PORT_16550A; uart_port[0].line = 0; uart_port[0].irq = AR7_IRQ_UART0; - uart_port[0].uartclk = ar7_bus_freq() / 2; + uart_port[0].uartclk = clk_get_rate(bus_clk) / 2; uart_port[0].iotype = UPIO_MEM32; uart_port[0].mapbase = AR7_REGS_UART0; uart_port[0].membase = ioremap(uart_port[0].mapbase, 256); @@ -528,7 +534,7 @@ static int __init ar7_register_devices(void) uart_port[1].type = PORT_16550A; uart_port[1].line = 1; uart_port[1].irq = AR7_IRQ_UART1; - uart_port[1].uartclk = ar7_bus_freq() / 2; + uart_port[1].uartclk = clk_get_rate(bus_clk) / 2; uart_port[1].iotype = UPIO_MEM32; uart_port[1].mapbase = UR8_REGS_UART1; uart_port[1].membase = ioremap(uart_port[1].mapbase, 256); |