diff options
| author | Eric Miao <eric.y.miao@gmail.com> | 2010-11-22 22:48:49 +0800 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2010-12-16 14:31:19 +0800 |
| commit | 2a125dd56b3a853701063fe8a678ad7603e385fd (patch) | |
| tree | 279a16da435e810fa8490fe4a1557486a54e9cf3 /drivers/pcmcia | |
| parent | 4029813c89926ae5d78cc2dff49d845d934424f6 (diff) | |
| download | linux-2a125dd56b3a853701063fe8a678ad7603e385fd.tar.bz2 | |
ARM: pxa: remove get_memclk_frequency_10khz()
Introduce 'struct clk' for memory and remove
get_memclk_frequency_10khz().
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'drivers/pcmcia')
| -rw-r--r-- | drivers/pcmcia/pxa2xx_base.c | 17 | ||||
| -rw-r--r-- | drivers/pcmcia/soc_common.h | 3 |
2 files changed, 17 insertions, 3 deletions
diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c index 55a7d0b045b1..3c01774eb393 100644 --- a/drivers/pcmcia/pxa2xx_base.c +++ b/drivers/pcmcia/pxa2xx_base.c @@ -179,8 +179,8 @@ static int pxa2xx_pcmcia_set_mcxx(struct soc_pcmcia_socket *skt, unsigned int cl static int pxa2xx_pcmcia_set_timing(struct soc_pcmcia_socket *skt) { - unsigned int clk = get_memclk_frequency_10khz(); - return pxa2xx_pcmcia_set_mcxx(skt, clk); + unsigned long clk = clk_get_rate(skt->clk); + return pxa2xx_pcmcia_set_mcxx(skt, clk / 10000); } #ifdef CONFIG_CPU_FREQ @@ -282,24 +282,33 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev) struct pcmcia_low_level *ops; struct skt_dev_info *sinfo; struct soc_pcmcia_socket *skt; + struct clk *clk; ops = (struct pcmcia_low_level *)dev->dev.platform_data; if (!ops) return -ENODEV; + clk = clk_get(&dev->dev, NULL); + if (!clk) + return -ENODEV; + pxa2xx_drv_pcmcia_ops(ops); sinfo = kzalloc(SKT_DEV_INFO_SIZE(ops->nr), GFP_KERNEL); - if (!sinfo) + if (!sinfo) { + clk_put(clk); return -ENOMEM; + } sinfo->nskt = ops->nr; + sinfo->clk = clk; /* Initialize processor specific parameters */ for (i = 0; i < ops->nr; i++) { skt = &sinfo->skt[i]; skt->nr = ops->first + i; + skt->clk = clk; skt->ops = ops; skt->socket.owner = ops->owner; skt->socket.dev.parent = &dev->dev; @@ -314,6 +323,7 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev) while (--i >= 0) soc_pcmcia_remove_one(&sinfo->skt[i]); kfree(sinfo); + clk_put(clk); } else { pxa2xx_configure_sockets(&dev->dev); dev_set_drvdata(&dev->dev, sinfo); @@ -332,6 +342,7 @@ static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev) for (i = 0; i < sinfo->nskt; i++) soc_pcmcia_remove_one(&sinfo->skt[i]); + clk_put(sinfo->clk); kfree(sinfo); return 0; } diff --git a/drivers/pcmcia/soc_common.h b/drivers/pcmcia/soc_common.h index bbcd5385a221..9daa73615c8b 100644 --- a/drivers/pcmcia/soc_common.h +++ b/drivers/pcmcia/soc_common.h @@ -10,6 +10,7 @@ #define _ASM_ARCH_PCMCIA /* include the world */ +#include <linux/clk.h> #include <linux/cpufreq.h> #include <pcmcia/ss.h> #include <pcmcia/cistpl.h> @@ -29,6 +30,7 @@ struct soc_pcmcia_socket { * Info from low level handler */ unsigned int nr; + struct clk *clk; /* * Core PCMCIA state @@ -56,6 +58,7 @@ struct soc_pcmcia_socket { struct skt_dev_info { int nskt; + struct clk *clk; struct soc_pcmcia_socket skt[0]; }; |