diff options
Diffstat (limited to 'arch/arm/mach-pxa/pxa25x.c')
| -rw-r--r-- | arch/arm/mach-pxa/pxa25x.c | 74 |
1 files changed, 68 insertions, 6 deletions
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index e5b417d14bb0..c5b845b935bb 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -26,6 +26,7 @@ #include <asm/hardware.h> #include <asm/arch/irqs.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/pxa2xx-regs.h> #include <asm/arch/mfp-pxa25x.h> #include <asm/arch/pm.h> #include <asm/arch/dma.h> @@ -108,6 +109,52 @@ static const struct clkops clk_pxa25x_lcd_ops = { .getrate = clk_pxa25x_lcd_getrate, }; +static unsigned long gpio12_config_32k[] = { + GPIO12_32KHz, +}; + +static unsigned long gpio12_config_gpio[] = { + GPIO12_GPIO, +}; + +static void clk_gpio12_enable(struct clk *clk) +{ + pxa2xx_mfp_config(gpio12_config_32k, 1); +} + +static void clk_gpio12_disable(struct clk *clk) +{ + pxa2xx_mfp_config(gpio12_config_gpio, 1); +} + +static const struct clkops clk_pxa25x_gpio12_ops = { + .enable = clk_gpio12_enable, + .disable = clk_gpio12_disable, +}; + +static unsigned long gpio11_config_3m6[] = { + GPIO11_3_6MHz, +}; + +static unsigned long gpio11_config_gpio[] = { + GPIO11_GPIO, +}; + +static void clk_gpio11_enable(struct clk *clk) +{ + pxa2xx_mfp_config(gpio11_config_3m6, 1); +} + +static void clk_gpio11_disable(struct clk *clk) +{ + pxa2xx_mfp_config(gpio11_config_gpio, 1); +} + +static const struct clkops clk_pxa25x_gpio11_ops = { + .enable = clk_gpio11_enable, + .disable = clk_gpio11_disable, +}; + /* * 3.6864MHz -> OST, GPIO, SSP, PWM, PLLs (95.842MHz, 147.456MHz) * 95.842MHz -> MMC 19.169MHz, I2C 31.949MHz, FICP 47.923MHz, USB 47.923MHz @@ -117,29 +164,40 @@ static struct clk pxa25x_hwuart_clk = INIT_CKEN("UARTCLK", HWUART, 14745600, 1, &pxa_device_hwuart.dev) ; +/* + * PXA 2xx clock declarations. Order is important (see aliases below) + * Please be careful not to disrupt the ordering. + */ static struct clk pxa25x_clks[] = { INIT_CK("LCDCLK", LCD, &clk_pxa25x_lcd_ops, &pxa_device_fb.dev), INIT_CKEN("UARTCLK", FFUART, 14745600, 1, &pxa_device_ffuart.dev), INIT_CKEN("UARTCLK", BTUART, 14745600, 1, &pxa_device_btuart.dev), INIT_CKEN("UARTCLK", STUART, 14745600, 1, NULL), - INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa_device_udc.dev), + INIT_CKEN("UDCCLK", USB, 47923000, 5, &pxa25x_device_udc.dev), + INIT_CLK("GPIO11_CLK", &clk_pxa25x_gpio11_ops, 3686400, 0, NULL), + INIT_CLK("GPIO12_CLK", &clk_pxa25x_gpio12_ops, 32768, 0, NULL), INIT_CKEN("MMCCLK", MMC, 19169000, 0, &pxa_device_mci.dev), INIT_CKEN("I2CCLK", I2C, 31949000, 0, &pxa_device_i2c.dev), INIT_CKEN("SSPCLK", SSP, 3686400, 0, &pxa25x_device_ssp.dev), INIT_CKEN("SSPCLK", NSSP, 3686400, 0, &pxa25x_device_nssp.dev), INIT_CKEN("SSPCLK", ASSP, 3686400, 0, &pxa25x_device_assp.dev), + INIT_CKEN("PWMCLK", PWM0, 3686400, 0, &pxa25x_device_pwm0.dev), + INIT_CKEN("PWMCLK", PWM1, 3686400, 0, &pxa25x_device_pwm1.dev), INIT_CKEN("AC97CLK", AC97, 24576000, 0, NULL), /* - INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL), - INIT_CKEN("PWMCLK", PWM0, 3686400, 0, NULL), INIT_CKEN("I2SCLK", I2S, 14745600, 0, NULL), */ INIT_CKEN("FICPCLK", FICP, 47923000, 0, NULL), }; +static struct clk pxa2xx_clk_aliases[] = { + INIT_CKOTHER("GPIO7_CLK", &pxa25x_clks[4], NULL), + INIT_CKOTHER("SA1111_CLK", &pxa25x_clks[5], NULL), +}; + #ifdef CONFIG_PM #define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x @@ -260,7 +318,7 @@ void __init pxa25x_init_irq(void) } static struct platform_device *pxa25x_devices[] __initdata = { - &pxa_device_udc, + &pxa25x_device_udc, &pxa_device_ffuart, &pxa_device_btuart, &pxa_device_stuart, @@ -269,6 +327,8 @@ static struct platform_device *pxa25x_devices[] __initdata = { &pxa25x_device_ssp, &pxa25x_device_nssp, &pxa25x_device_assp, + &pxa25x_device_pwm0, + &pxa25x_device_pwm1, }; static struct sys_device pxa25x_sysdev[] = { @@ -284,7 +344,7 @@ static int __init pxa25x_init(void) int i, ret = 0; /* Only add HWUART for PXA255/26x; PXA210/250/27x do not have it. */ - if (cpu_is_pxa25x()) + if (cpu_is_pxa255()) clks_register(&pxa25x_hwuart_clk, 1); if (cpu_is_pxa21x() || cpu_is_pxa25x()) { @@ -308,9 +368,11 @@ static int __init pxa25x_init(void) } /* Only add HWUART for PXA255/26x; PXA210/250/27x do not have it. */ - if (cpu_is_pxa25x()) + if (cpu_is_pxa255()) ret = platform_device_register(&pxa_device_hwuart); + clks_register(pxa2xx_clk_aliases, ARRAY_SIZE(pxa2xx_clk_aliases)); + return ret; } |