| #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)); |
| } |