diff options
author | Chao Xie <chao.xie@marvell.com> | 2012-08-27 10:54:00 +0800 |
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committer | Haojian Zhuang <haojian.zhuang@gmail.com> | 2012-09-08 23:37:16 +0800 |
commit | 50d0e24499787a39e5fa585a770591648a9760fd (patch) | |
tree | 92c7ba18d4bd23558ada6354508f4491d499af75 /arch/arm/mach-mmp/clock-pxa168.c | |
parent | 699c9d30bc3de2224b1d2fecec5303b7f754058d (diff) | |
download | linux-50d0e24499787a39e5fa585a770591648a9760fd.tar.bz2 |
arm: mmp: move pxa168 clock definition to separated file
move pxa168 clock definition to another file. Then pxa168 can
choose common clock framework or private clock framework.
Signed-off-by: Chao Xie <xiechao.mail@gmail.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Diffstat (limited to 'arch/arm/mach-mmp/clock-pxa168.c')
-rw-r--r-- | arch/arm/mach-mmp/clock-pxa168.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/clock-pxa168.c b/arch/arm/mach-mmp/clock-pxa168.c new file mode 100644 index 000000000000..5e6c18ccebd4 --- /dev/null +++ b/arch/arm/mach-mmp/clock-pxa168.c @@ -0,0 +1,91 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/io.h> +#include <linux/clk.h> + +#include <mach/addr-map.h> + +#include "common.h" +#include "clock.h" + +/* + * APB clock register offsets for PXA168 + */ +#define APBC_UART1 APBC_REG(0x000) +#define APBC_UART2 APBC_REG(0x004) +#define APBC_GPIO APBC_REG(0x008) +#define APBC_PWM1 APBC_REG(0x00c) +#define APBC_PWM2 APBC_REG(0x010) +#define APBC_PWM3 APBC_REG(0x014) +#define APBC_PWM4 APBC_REG(0x018) +#define APBC_RTC APBC_REG(0x028) +#define APBC_TWSI0 APBC_REG(0x02c) +#define APBC_KPC APBC_REG(0x030) +#define APBC_TWSI1 APBC_REG(0x06c) +#define APBC_UART3 APBC_REG(0x070) +#define APBC_SSP1 APBC_REG(0x81c) +#define APBC_SSP2 APBC_REG(0x820) +#define APBC_SSP3 APBC_REG(0x84c) +#define APBC_SSP4 APBC_REG(0x858) +#define APBC_SSP5 APBC_REG(0x85c) + +#define APMU_NAND APMU_REG(0x060) +#define APMU_LCD APMU_REG(0x04c) +#define APMU_ETH APMU_REG(0x0fc) +#define APMU_USB APMU_REG(0x05c) + +/* APB peripheral clocks */ +static APBC_CLK(uart1, UART1, 1, 14745600); +static APBC_CLK(uart2, UART2, 1, 14745600); +static APBC_CLK(uart3, UART3, 1, 14745600); +static APBC_CLK(twsi0, TWSI0, 1, 33000000); +static APBC_CLK(twsi1, TWSI1, 1, 33000000); +static APBC_CLK(pwm1, PWM1, 1, 13000000); +static APBC_CLK(pwm2, PWM2, 1, 13000000); +static APBC_CLK(pwm3, PWM3, 1, 13000000); +static APBC_CLK(pwm4, PWM4, 1, 13000000); +static APBC_CLK(ssp1, SSP1, 4, 0); +static APBC_CLK(ssp2, SSP2, 4, 0); +static APBC_CLK(ssp3, SSP3, 4, 0); +static APBC_CLK(ssp4, SSP4, 4, 0); +static APBC_CLK(ssp5, SSP5, 4, 0); +static APBC_CLK(gpio, GPIO, 0, 13000000); +static APBC_CLK(keypad, KPC, 0, 32000); +static APBC_CLK(rtc, RTC, 8, 32768); + +static APMU_CLK(nand, NAND, 0x19b, 156000000); +static APMU_CLK(lcd, LCD, 0x7f, 312000000); +static APMU_CLK(eth, ETH, 0x09, 0); +static APMU_CLK(usb, USB, 0x12, 0); + +/* device and clock bindings */ +static struct clk_lookup pxa168_clkregs[] = { + INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), + INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), + INIT_CLKREG(&clk_uart3, "pxa2xx-uart.2", NULL), + INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), + INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), + INIT_CLKREG(&clk_pwm1, "pxa168-pwm.0", NULL), + INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL), + INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL), + INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL), + INIT_CLKREG(&clk_ssp1, "pxa168-ssp.0", NULL), + INIT_CLKREG(&clk_ssp2, "pxa168-ssp.1", NULL), + INIT_CLKREG(&clk_ssp3, "pxa168-ssp.2", NULL), + INIT_CLKREG(&clk_ssp4, "pxa168-ssp.3", NULL), + INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL), + INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), + INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL), + INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), + INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL), + INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"), + INIT_CLKREG(&clk_usb, NULL, "PXA168-USBCLK"), + INIT_CLKREG(&clk_rtc, "sa1100-rtc", NULL), +}; + +void __init pxa168_clk_init(void) +{ + clkdev_add_table(ARRAY_AND_SIZE(pxa168_clkregs)); +} |